11th week of 2014 patent applcation highlights part 52 |
Patent application number | Title | Published |
20140073938 | METHODS AND SYSTEMS FOR DETERMINING PHYSIOLOGICAL INFORMATION BASED ON A CORRELATION SEQUENCE - A physiological monitoring system may determine physiological information, such as physiological rate information, from a physiological signal. The system may generate a correlation sequence between two segments of the physiological signal at multiple correlation lag values. The system may compare the correlation sequence to a predetermined threshold, which may vary as a function of lag. Based on the comparison, the system may determine whether the correlation sequence value exceeds the threshold, and whether the correlation sequence value corresponds to a peak. The system may identify a lag value when the correlation sequence corresponding to the lag value exceeds the threshold and corresponds to a peak. The system may determine physiological rate information based on the identified lag value. | 2014-03-13 |
20140073939 | METHODS AND SYSTEMS FOR DETERMINING PHYSIOLOGICAL INFORMATION BASED ON A CORRELATION MATRIX - A physiological monitoring system may determine physiological information, such as physiological rate information, from a physiological signal. The system may generate a lag matrix, which includes multiple segments of the physiological signal each having the same number of values. The system may generate a correlation matrix, which includes multiple correlation values, based on the lag matrix. The system may identify a peak in the correlation lag matrix, or a processed matrix derived thereof, and the corresponding lag value. The correlation matrix, or processed matrix thereof, may be rotated, averaged, or otherwise transformed by the system to identify the lag value. The system may determine physiological rate information based on the identified lag value. | 2014-03-13 |
20140073940 | METHODS AND SYSTEMS FOR DETERMINING PHYSIOLOGICAL INFORMATION BASED ON STATISTICAL REGRESSION ANALYSIS - A physiological monitoring system may determine physiological information, such as physiological rate information, from a physiological signal. The system may select two segments of the physiological signal, shifted in time relative to one another by a lag value, and determine a correlation value between the two segments. The system may determine a metric based on the segments, and determine correlation information based on the correlation value and the metric. The metric may be indicative of how well the segments are correlated, providing additional information relative to the correlation value. Based on the metric, the system may modify the correlation value, determine a confidence value, or determine other information. The system may determine physiological rate information based on the correlation information. | 2014-03-13 |
20140073941 | METHODS AND SYSTEMS FOR QUALIFYING CALCULATED VALUES BASED ON STATE TRANSITIONS - A physiological monitoring system may determine physiological information, such as physiological rate information, from a physiological signal. The system may receive a calculated value indicative of a physiological rate. Based on the value, the system may select pairs of values of the physiological signal that are particularly spaced. The system may determine a state for each pair of values. The state may correspond to a set of criteria such as, for example, equalities, inequalities, logical operators, or other criteria. The system may determine a number of state transitions based on the determined states, and qualify or disqualify the calculated value based on the number of state transitions. | 2014-03-13 |
20140073942 | METHODS AND SYSTEMS FOR QUALIFYING A CORRELATION LAG VALUE BASED ON SKEWNESS - A physiological monitoring system may determine physiological information, such as physiological rate information, from a physiological signal. The system may determine a skew metric based on the physiological signal. The system may also determine a correlation lag value corresponding to a peak in a correlation sequence derived from the physiological signal. The system may qualify or disqualify the correlation lag value based on the skew metric. The system may, for example, compare the skew metric and the correlation lag value to a reference set of skew metric values and correlation lag values to determine whether to qualify or disqualify the correlation lag value. | 2014-03-13 |
20140073943 | METHODS AND SYSTEMS FOR QUALIFYING CALCULATED VALUES BASED ON MULTIPLE DIFFERENCE SIGNALS - A physiological monitoring system may determine physiological information, such as physiological rate information, from a physiological signal. The system may receive a calculated value indicative of a physiological rate. The system may generate and sort multiple difference signals based on the physiological signal. The system may analyze a first sorted difference signal and a second sorted difference signal to determine at least one first metric, and analyze a third sorted difference signal and a fourth sorted difference signal to determine at least one second metric. The system may qualify or disqualify the calculated value based on the at least one first and second metrics. The segments used to generate the third and fourth sorted difference signals may, for example, be subsets of the segments used to generate the first and second sorted difference signals. | 2014-03-13 |
20140073944 | METHODS AND SYSTEMS FOR QUALIFYING A CORRELATION LAG VALUE BASED ON A CORRELATION VALUE AT A DIFFERENT LAG - A physiological monitoring system may determine physiological information, such as physiological rate information, from a physiological signal. The system may generate a correlation sequence using two segments of the physiological signal. The system may determine a first correlation lag value that corresponds to a peak in the correlation sequence, and also determine a second correlation lag value equal to a fraction of the first correlation lag value. The fraction may be, for example, one half. The system may qualify or disqualify the correlation lag value based on the correlation value at the second lag value. The system may compare the correlation value at the second lag value to a threshold, to the correlation sequence at the first lag value, or both. | 2014-03-13 |
20140073945 | METHODS AND SYSTEMS FOR QUALIFYING A CALCULATED VALUE BASED ON DIFFERENTLY SIZED SORTED DIFFERENCE SIGNALS - A physiological monitoring system may determine physiological information, such as physiological rate information, from a physiological signal. The system may receive a calculated value indicative of a period associated with a physiological rate. The system may generated a first sorted difference signal based on a segment of the physiological signal having a size corresponding to the period. The system may generate second and third sorted difference signals based on segments of the physiological signal having sizes corresponding to a fraction of the period and a multiple of the period. The system may analyze the first, second, and third sorted difference signals, and qualify or disqualify the calculated value based on the analysis. | 2014-03-13 |
20140073946 | METHODS AND SYSTEMS FOR DETERMINING AN ALGORITHM SETTING BASED ON A DIFFERENCE SIGNAL - A physiological monitoring system may determine physiological information, such as physiological rate information, from a physiological signal. The system may generate a first difference signal based on the physiological signal. The system may sort the first difference signal to generate a sorted difference signal. The system may generate a second difference signal based on the sorted difference signal. The system may determine an algorithm setting based on the second difference signal. The algorithm setting may, for example, affect the amount of filtering applied to the physiological signal. | 2014-03-13 |
20140073947 | METHODS AND SYSTEMS FOR DETERMINING NOISE INFORMATION FROM A PHYSIOLOGICAL SIGNAL - A physiological monitoring system may determine physiological information, such as physiological rate information, and other information, such as noise information, from a physiological signal. The system may generate a difference signal based on the physiological signal and sort the difference signal to generate a sorted difference signal. The system may identify one or more data points of the sorted difference signal as being associated with noise. For example, one or more end data points may be identified as being associated with noise based on a threshold. The system may determine a value indicative of noise based on the identified data points. | 2014-03-13 |
20140073948 | METHODS AND SYSTEMS FOR DETERMINING PHYSIOLOGICAL INFORMATION BASED ON FAILURE INFORMATION - A physiological monitoring system may process a physiological signal such a photoplethysmograph signal from a subject. The system may determine physiological information, such as a physiological rate, from the physiological signal. The system may use search techniques and qualification techniques to determine one or more initialization parameters. The initialization parameters may be used to calculate and qualify a physiological rate. The system may use signal conditioning to reduce noise in the physiological signal and to improve the determination of physiological information. The system may use qualification techniques to confirm determined physiological parameters. The system may also use autocorrelation techniques, cross-correlation techniques, fast start techniques, and/or reference waveforms when processing the physiological signal. | 2014-03-13 |
20140073949 | METHODS AND SYSTEMS FOR DETERMINING PHYSIOLOGICAL INFORMATION BASED ON FAILURE INFORMATION - A physiological monitoring system may process a physiological signal such a photoplethysmograph signal from a subject. The system may determine physiological information, such as a physiological rate, from the physiological signal. The system may use search techniques and qualification techniques to determine one or more initialization parameters. The initialization parameters may be used to calculate and qualify a physiological rate. The system may use signal conditioning to reduce noise in the physiological signal and to improve the determination of physiological information. The system may use qualification techniques to confirm determined physiological parameters. The system may also use autocorrelation techniques, cross-correlation techniques, fast start techniques, and/or reference waveforms when processing the physiological signal. | 2014-03-13 |
20140073950 | SCANNING ENDOSCOPIC DEVICE AND METHOD OF DECREASING DIRECTIVITY OF BEAM LIGHT IN SCANNING ENDOSCOPIC DEVICE - A scanning endoscopic device includes an optical fiber allowing irradiation light guided from a proximal side fiber portion to a distal side fiber portion to exit from a distal end thereof, and an actuator section placed to a distal direction side of the proximal fiber portion. The scanning endoscopic device includes a light absorbing section absorbing beam light having directivity in one direction, and the light absorbing section includes a black filling member filling a space between the proximal side fiber portion and an outer envelope tube in radial directions. | 2014-03-13 |
20140073951 | METHODS AND SYSTEMS FOR DETERMINING PHYSIOLOGICAL INFORMATION BASED ON AN ALGORITHM SETTING - A physiological monitoring system may process a physiological signal such a photoplethysmograph signal from a subject. The system may determine physiological information, such as a physiological rate, from the physiological signal. The system may use search techniques and qualification techniques to determine one or more initialization parameters. The initialization parameters may be used to calculate and qualify a physiological rate. The system may use signal conditioning to reduce noise in the physiological signal and to improve the determination of physiological information. The system may use qualification techniques to confirm determined physiological parameters. The system may also use autocorrelation techniques, cross-correlation techniques, fast start techniques, and/or reference waveforms when processing the physiological signal. | 2014-03-13 |
20140073952 | METHODS AND SYSTEMS FOR CONDITIONING A PHYSIOLOGICAL SIGNAL USING AN ADJUSTABLE BANDPASS FILTER - A physiological monitoring system may determine physiological information, such as physiological rate information, from a physiological signal. The system may apply a bandpass filter to the physiological signal to assist in the determination of the physiological information. The system may determine a value indicative of a physiological rate and a metric based on the physiological signal. The system may select one or more settings, such as the center frequency and bandwidth, of the bandpass filter based on the rate and based on the metric, and apply the bandpass filter to the physiological signal. | 2014-03-13 |
20140073953 | METHODS AND SYSTEMS FOR DETERMINING PHYSIOLOGICAL INFORMATION BASED ON THE SHAPE OF AUTOCORRELATION PEAKS - A physiological monitoring system may process a physiological signal such a photoplethysmograph signal from a subject. The system may determine physiological information, such as a physiological rate, from the physiological signal. The system may use search techniques and qualification techniques to determine one or more initialization parameters. The initialization parameters may be used to calculate and qualify a physiological rate. The system may use signal conditioning to reduce noise in the physiological signal and to improve the determination of physiological information. The system may use qualification techniques to confirm determined physiological parameters. The system may also use autocorrelation techniques, cross-correlation techniques, fast start techniques, and/or reference waveforms when processing the physiological signal. | 2014-03-13 |
20140073954 | METHODS AND SYSTEMS FOR DETERMINING PHYSIOLOGICAL INFORMATION USING REFERENCE WAVEFORMS - A physiological monitoring system may process a physiological signal such a photoplethysmograph signal from a subject. The system may determine physiological information, such as a physiological rate, from the physiological signal. The system may use search techniques and qualification techniques to determine one or more initialization parameters. The initialization parameters may be used to calculate and qualify a physiological rate. The system may use signal conditioning to reduce noise in the physiological signal and to improve the determination of physiological information. The system may use qualification techniques to confirm determined physiological parameters. The system may also use autocorrelation techniques, cross-correlation techniques, fast start techniques, and/or reference waveforms when processing the physiological signal. | 2014-03-13 |
20140073955 | METHODS AND SYSTEMS FOR DETERMINING PHYSIOLOGICAL INFORMATION BASED ON A CLASSIFICATION OF A PHYSIOLOGICAL SIGNAL - A physiological monitoring system may process a physiological signal such a photoplethysmograph signal from a subject. The system may determine physiological information, such as a physiological rate, from the physiological signal. The system may use search techniques and qualification techniques to determine one or more initialization parameters. The initialization parameters may be used to calculate and qualify a physiological rate. The system may use signal conditioning to reduce noise in the physiological signal and to improve the determination of physiological information. The system may use qualification techniques to confirm determined physiological parameters. The system may also use autocorrelation techniques, cross-correlation techniques, fast start techniques, and/or reference waveforms when processing the physiological signal. | 2014-03-13 |
20140073956 | METHODS AND SYSTEMS FOR DETERMINING PHYSIOLOGICAL INFORMATION BASED ON A CROSS-CORRELATION WAVEFORM - A physiological monitoring system may process a physiological signal such a photoplethysmograph signal from a subject. The system may determine physiological information, such as a physiological rate, from the physiological signal. The system may use search techniques and qualification techniques to determine one or more initialization parameters. The initialization parameters may be used to calculate and qualify a physiological rate. The system may use signal conditioning to reduce noise in the physiological signal and to improve the determination of physiological information. The system may use qualification techniques to confirm determined physiological parameters. The system may also use autocorrelation techniques, cross-correlation techniques, fast start techniques, and/or reference waveforms when processing the physiological signal. | 2014-03-13 |
20140073957 | METHODS AND SYSTEMS FOR QUALIFYING CALCULATED VALUES BASED ON A SUM OF DIFFERENCES - A physiological monitoring system may determine physiological information, such as physiological rate information, from a physiological signal. The system may receive a calculated value indicative of a physiological rate. The system may determine difference values between a first collection of values of the physiological signal and another collection of corresponding value of the physiological signal spaced from the first collection based on the calculated value. The system may sum the difference values, and qualify or disqualify the calculated value based on the sum. The difference values may have positive and negative values, or the system may calculate an absolute value of each difference value prior to summing. The sum may be compared to a threshold to determine whether to qualify or disqualify the calculated value. | 2014-03-13 |
20140073958 | METHODS AND SYSTEMS FOR DETERMINING PHYSIOLOGICAL INFORMATION USING INITIALIZATION VALUES - A physiological monitoring system may determine physiological information, such as physiological rate information, from a physiological signal. The system may generate a window of data, and determine physiological information based on the window of data. The generated window of data may include one or more samples of physiological data, from the physiological signal, and one or more initialization values. The initialization values may include random numbers, noise values, sample values, scaled values thereof, or a combination thereof. | 2014-03-13 |
20140073959 | METHODS AND SYSTEMS FOR DETERMINING WHEN TO OUTPUT PREVIOUSLY CALCULATED VALUES - A physiological monitoring system may determine physiological information, such as physiological rate information, from a physiological signal. The system may filter the physiological signal based on an adjustable filter to generate a filtered physiological signal. The system may perform calculations over time based on the filtered physiological signal to determine values indicative of a physiological parameter. The adjustable filter may be adjusted based on the values indicative of the physiological parameter. Some of the calculations are qualified and some of the calculations are disqualified. The system may determine a metric based on the physiological signal that is used to determine whether to output a value based on one or more previously calculated values when a current calculation is disqualified. The system may output a value based on one or more previously calculated values when a current calculation is disqualified and when a criterion based on the metric is satisfied. | 2014-03-13 |
20140073960 | METHODS AND SYSTEMS FOR DETERMINING PHYSIOLOGICAL INFORMATION BASED ON A COMBINED AUTOCORRELATION SEQUENCE - A physiological monitoring system may process a physiological signal such a photoplethysmograph signal from a subject. The system may determine physiological information, such as a physiological rate, from the physiological signal. The system may use search techniques and qualification techniques to determine one or more initialization parameters. The initialization parameters may be used to calculate and qualify a physiological rate. The system may use signal conditioning to reduce noise in the physiological signal and to improve the determination of physiological information. The system may use qualification techniques to confirm determined physiological parameters. The system may also use autocorrelation techniques, cross-correlation techniques, fast start techniques, and/or reference waveforms when processing the physiological signal. | 2014-03-13 |
20140073961 | METHODS AND SYSTEMS FOR QUALIFYING PHYSIOLOGICAL VALUES BASED ON SYMMETRY ASSOCIATED WITH A CROSS-CORRELATION SEQUENCE - A physiological monitoring system may process a physiological signal such a photoplethysmograph signal from a subject. The system may determine physiological information, such as a physiological rate, from the physiological signal. The system may use search techniques and qualification techniques to determine one or more initialization parameters. The initialization parameters may be used to calculate and qualify a physiological rate. The system may use signal conditioning to reduce noise in the physiological signal and to improve the determination of physiological information. The system may use qualification techniques to confirm determined physiological parameters. The system may also use autocorrelation techniques, cross-correlation techniques, fast start techniques, and/or reference waveforms when processing the physiological signal. | 2014-03-13 |
20140073962 | SYSTEM AND METHOD FOR DETERMINING STROKE VOLUME OF A PATIENT - A PPG system for determining a stroke volume of a patient includes a PPG sensor configured to be secured to an anatomical portion of the patient. The PPG sensor is configured to sense a physiological characteristic of the patient. The PPG system may include a monitor operatively connected to the PPG sensor. The monitor receives a PPG signal from the PPG sensor. The monitor includes a pulse trending module determining a slope transit time of an upslope of a primary peak of the PPG signal. The pulse trending module determines a stroke volume of the patient as a function of the slope transit time. | 2014-03-13 |
20140073963 | METHODS AND SYSTEMS FOR QUALIFYING PHYSIOLOGICAL VALUES BASED ON SEGMENTS FROM A CROSS-CORRELATION SEQUENCE - A physiological monitoring system may process a physiological signal such a photoplethysmograph signal from a subject. The system may determine physiological information, such as a physiological rate, from the physiological signal. The system may use search techniques and qualification techniques to determine one or more initialization parameters. The initialization parameters may be used to calculate and qualify a physiological rate. The system may use signal conditioning to reduce noise in the physiological signal and to improve the determination of physiological information. The system may use qualification techniques to confirm determined physiological parameters. The system may also use autocorrelation techniques, cross-correlation techniques, fast start techniques, and/or reference waveforms when processing the physiological signal. | 2014-03-13 |
20140073964 | METHODS AND SYSTEMS FOR DETERMINING ALGORITHM SETTINGS BASED ON CLASSIFICATION INFORMATION - A physiological monitoring system may determine physiological information, such as physiological rate information, from a physiological signal. The system may determine a first metric value indicative of a physiological classification based on the physiological signal. An algorithm setting may be determined based on the physiological classification. The system may determine a second metric value indicative of a different physiological classification based on the physiological signal. A different algorithm may be determined based on the different physiological classification. The algorithm setting may, for example, affect the amount of filtering applied to the physiological signal. | 2014-03-13 |
20140073965 | METHODS AND SYSTEMS FOR QUALIFYING PHYSIOLOGICAL VALUES BASED ON POSITIVE AND NEGATIVE VALUES - A physiological monitoring system may process a physiological signal such a photoplethysmograph signal from a subject. The system may determine physiological information, such as a physiological rate, from the physiological signal. The system may use search techniques and qualification techniques to determine one or more initialization parameters. The initialization parameters may be used to calculate and qualify a physiological rate. The system may use signal conditioning to reduce noise in the physiological signal and to improve the determination of physiological information. The system may use qualification techniques to confirm determined physiological parameters. The system may also use autocorrelation techniques, cross-correlation techniques, fast start techniques, and/or reference waveforms when processing the physiological signal. | 2014-03-13 |
20140073966 | METHODS AND SYSTEMS FOR DETERMINING ALGORITHM SETTINGS FOR USE IN DETERMINING PHYSIOLOGICAL INFORMATION - A physiological monitoring system may process a physiological signal such a photoplethysmograph signal from a subject. The system may determine physiological information, such as a physiological rate, from the physiological signal. The system may use search techniques and qualification techniques to determine one or more initialization parameters. The initialization parameters may be used to calculate and qualify a physiological rate. The system may use signal conditioning to reduce noise in the physiological signal and to improve the determination of physiological information. The system may use qualification techniques to confirm determined physiological parameters. The system may also use autocorrelation techniques, cross-correlation techniques, fast start techniques, and/or reference waveforms when processing the physiological signal. | 2014-03-13 |
20140073967 | METHODS AND SYSTEMS FOR DETERMINING PHYSIOLOGICAL INFORMATION BASED ON LOW AND HIGH FREQUENCY COMPONENTS - A physiological monitoring system may process a physiological signal such a photoplethysmograph signal from a subject. The system may determine physiological information, such as a physiological rate, from the physiological signal. The system may use search techniques and qualification techniques to determine one or more initialization parameters. The initialization parameters may be used to calculate and qualify a physiological rate. The system may use signal conditioning to reduce noise in the physiological signal and to improve the determination of physiological information. The system may use qualification techniques to confirm determined physiological parameters. The system may also use autocorrelation techniques, cross-correlation techniques, fast start techniques, and/or reference waveforms when processing the physiological signal. | 2014-03-13 |
20140073968 | METHODS AND SYSTEMS FOR QUALIFYING PHYSIOLOGICAL VALUES BASED ON TWO SEGMENTS - A physiological monitoring system may process a physiological signal such a photoplethysmograph signal from a subject. The system may determine physiological information, such as a physiological rate, from the physiological signal. The system may use search techniques and qualification techniques to determine one or more initialization parameters. The initialization parameters may be used to calculate and qualify a physiological rate. The system may use signal conditioning to reduce noise in the physiological signal and to improve the determination of physiological information. The system may use qualification techniques to confirm determined physiological parameters. The system may also use autocorrelation techniques, cross-correlation techniques, fast start techniques, and/or reference waveforms when processing the physiological signal. | 2014-03-13 |
20140073969 | MOBILE CARDIAC HEALTH MONITORING - Techniques for mobile cardiac health monitoring are disclosed. In some embodiments, a system for mobile cardiac health monitoring includes a mobile device that includes a processor configured to receive a first set of data from an optical sensor; receive a second set of data from an electrical sensor; and perform a plurality of cardiac health measurements using the first set of data from the optical sensor and the second set of data from the electrical sensor. | 2014-03-13 |
20140073970 | Physiological Condition Monitor - A physiological condition monitor that is usable in determining a user's oxygen consumption (VO | 2014-03-13 |
20140073971 | MANAGING PRELOAD RESERVE BY TRACKING THE VENTRICULAR OPERATING POINT WITH HEART SOUNDS - A system and method for managing preload reserve and tracking the inotropic state of a patient's heart. The S1 heart sound is measured as a proxy for direct measurement of stroke volume. The S3 heart sound may be measured as a proxy for direct measurement of preload level. The S1-S3 pair yield a point on a Frank Starling type of curve, and reveal information regarding the patient's ventricular operating point and inotropic state. As an alternative, or in addition to, measurement of the S3 heart sound, the S4 heart sound may be measured or a direct pressure measurement may be made for the sake of determining the patient's preload level. The aforementioned measurements may be made by a cardiac rhythm management device, such as a pacemaker or implantable defibrillator. | 2014-03-13 |
20140073972 | METHODS AND SYSTEMS FOR RECHARGING AN IMPLANTED DEVICE BY DELIVERING A SECTION OF A CHARGING DEVICE ADJACENT THE IMPLANTED DEVICE WITHIN A BODY - Methods, systems, and apparatus for recharging medical devices implanted within the body are disclosed. An illustrative rechargeable system includes a charging device that includes an elongate shaft having a proximal section and a distal section. The distal section is configured to be delivered to a location within the body adjacent to the implanted medical device. The charging device includes a charging element configured to transmit charging energy to a receiver of the implanted medical device. | 2014-03-13 |
20140073973 | INTRAVENOUS ACCESS DEVICE HAVING INTEGRATED HEMODYNAMIC RESUSCITATION SYSTEM AND RELATED METHODS - One aspect of the present disclosure is a system for hemodynamic resuscitation. The system includes an intravenous access device having a pressure sensor element configured to detect a peripheral venous pressure value in response to an occlusion of a peripheral vein. The system also includes a controller device that is configured to receive a signal from the pressure sensor comprising the peripheral venous pressure value, to process the signal to determine a hemodynamic parameter based on the peripheral venous pressure value, and to generate a resuscitation score based on the hemodynamic parameter. | 2014-03-13 |
20140073974 | METHODS AND SYSTEMS FOR DETERMINING PHYSIOLOGICAL INFORMATION USING AN AUTOCORRELATION SEQUENCE AND A VARIABLE THRESHOLD - A physiological monitoring system may process a physiological signal such a photoplethysmograph signal from a subject. The system may determine physiological information, such as a physiological rate, from the physiological signal. The system may use search techniques and qualification techniques to determine one or more initialization parameters. The initialization parameters may be used to calculate and qualify a physiological rate. The system may use signal conditioning to reduce noise in the physiological signal and to improve the determination of physiological information. The system may use qualification techniques to confirm determined physiological parameters. The system may also use autocorrelation techniques, cross-correlation techniques, fast start techniques, and/or reference waveforms when processing the physiological signal. | 2014-03-13 |
20140073975 | METHODS AND SYSTEMS FOR DETERMINING PHYSIOLOGICAL INFORMATION BASED ON THRESHOLD CROSSINGS OF AN AUTOCORRELATION SEQUENCE - A physiological monitoring system may process a physiological signal such a photoplethysmograph signal from a subject. The system may determine physiological information, such as a physiological rate, from the physiological signal. The system may use search techniques and qualification techniques to determine one or more initialization parameters. The initialization parameters may be used to calculate and qualify a physiological rate. The system may use signal conditioning to reduce noise in the physiological signal and to improve the determination of physiological information. The system may use qualification techniques to confirm determined physiological parameters. The system may also use autocorrelation techniques, cross-correlation techniques, fast start techniques, and/or reference waveforms when processing the physiological signal. | 2014-03-13 |
20140073976 | SYSTEMS AND METHODS FOR ESTIMATING ISCHEMIA AND BLOOD FLOW CHARACTERISTICS FROM VESSEL GEOMETRY AND PHYSIOLOGY - Systems and methods are disclosed for determining individual-specific blood flow characteristics. One method includes acquiring, for each of a plurality of individuals, individual-specific anatomic data and blood flow characteristics of at least part of the individual's vascular system; executing a machine learning algorithm on the individual-specific anatomic data and blood flow characteristics for each of the plurality of individuals; relating, based on the executed machine learning algorithm, each individual's individual-specific anatomic data to functional estimates of blood flow characteristics; acquiring, for an individual and individual-specific anatomic data of at least part of the individual's vascular system; and for at least one point in the individual's individual-specific anatomic data, determining a blood flow characteristic of the individual, using relations from the step of relating individual-specific anatomic data to functional estimates of blood flow characteristics. | 2014-03-13 |
20140073977 | SYSTEMS AND METHODS FOR ESTIMATING BLOOD FLOW CHARACTERISTICS FROM VESSEL GEOMETRY AND PHYSIOLOGY - Systems and methods are disclosed for estimating patient-specific blood flow characteristics. One method includes acquiring, for each of a plurality of individuals, a geometric model and estimated blood flow characteristics of at least part of the individual's vascular system; executing a machine learning algorithm on the geometric model and estimated blood flow characteristics for each of the plurality of individuals; identifying, using the machine learning algorithm, features predictive of blood flow characteristics corresponding to a plurality of points in the geometric models; acquiring, for a patient, a geometric model of at least part of the patient's vascular system; and using the identified features to produce estimates of the patient's blood flow characteristic for each of a plurality of points in the patient's geometric model. | 2014-03-13 |
20140073978 | METHOD AND APPARATUS FOR SENSING AND AVOIDING CARDIAC CONDUCTION SYSTEM DURING VALVE DEPLOYMENT - Various techniques are described for replacement heart valve implantation. In one example, a system includes a specialized conduction system tissue activation potential sensing device, configured for delivery to an intracardiac region, a specialized conduction system tissue activation detector circuit, configured to detect, using the sensing device, a specialized conduction system tissue activation potential, and a processor circuit, configured to use information about the detected specialized conduction system tissue activation potential to generate a heart valve placement indication. | 2014-03-13 |
20140073979 | eCard ECG Monitor - Portable ECG (electrocardiograph) monitoring device combinations that records, transmits and displays sampled ECG data from handheld devices having sensors and integrated electronics housed in a card-like member for determining and displaying a user's processed ECG for medical diagnostic and informational purposes. The monitoring device of the present invention records and wirelessly transmits raw sampled ECG data from the handheld sampling device and optionally additional wireless ECG sensors to a remotely associated display device for processing and analyzing the raw data thereby shifting processing overhead from the handheld device to the display device. | 2014-03-13 |
20140073980 | APPARATUS AND METHOD FOR OUTPUTTING HEART SOUNDS - An apparatus for outputting heart sounds includes an implantable system and an external system. The implantable system includes a sensor for generating sensed signals representing detected heart sounds, an interface circuit and a control circuit for receiving the sensed signals, generating data representing the heart sounds therefrom, and transmitting the data to the external system via the interface circuit. The external system includes an interface circuit for communicating with the implantable system, and a control circuit for receiving the data representing the heart sounds and for generating control signals that cause an output device to generate outputs representing the sounds. The implantable system may also include a sensor(s) for detecting cardiac electrical signals. In this case, outputs representing the cardiac electrical signals are also output. | 2014-03-13 |
20140073981 | SYSTEM AND METHOD FOR RECONSTRUCTING CARDIAC ACTIVATION INFORMATION - An example system and method of processing cardiac activation information are disclosed. The method includes accessing a first cardiac signal and a second cardiac signal obtained from a patient. The first cardiac signal and the second cardiac signal are processed to identify a point of change in the first cardiac signal at which a derivative of the first cardiac signal diverges with respect to a derivative of the second cardiac signal. An activation onset time is assigned in the first cardiac signal at the point of change to define a cardiac activation. | 2014-03-13 |
20140073982 | R-R INTERVAL MEASUREMENT USING MULTI-RATE ECG PROCESSING - A method and system for R-R interval measurement of a user are disclosed. In a first aspect, the method comprises detecting an electrocardiogram (ECG) signal of the user. The method includes performing QRS peak detection on the ECG signal to obtain a low resolution peak and searching near the low resolution peak for a high resolution peak. The method includes calculating the R-R interval measurement based upon the high resolution peak. In a second aspect, a wireless sensor device comprises a processor and a memory device coupled to the processor, wherein the memory device includes an application that, when executed by the processor, causes the processor to carry out the steps of the method. | 2014-03-13 |
20140073983 | METHOD AND DEVICE FOR MEASURING BIO-IMPEDANCE DATA OF A PERSON - A method and a device for determining biological impedance data of a person, in which least one impedance value is measured with the use of at least two electrodes and is transmitted to an evaluation unit. In the area of at least one output device, information concerning the person is made available for assuming an optimum body posture for the measurement of the biological impedance. | 2014-03-13 |
20140073984 | METHOD AND DEVICE FOR DETERMINING THE BODY WEIGHT OF A PERSON - This version will replace all prior versions in the application: | 2014-03-13 |
20140073985 | STIMULATION DEVICE ADAPTER - A stimulation device includes an adapter component to increase the usability of the stimulation device. The adapter may be a bipolar adapter arranged to connect to the housing of the stimulation device. The adapter may include a clip having a first channel configured to receive an operative element therein and a second channel having a return operative element therein. The return operative element is in electrical communication with an electrical circuit of said stimulation control device. Alternatively, the adapter may be a percutaneous adapter comprising a connector configured to connect to an operative element of a stimulation device and a lead wire connected to the connector. A needle may be connected to the lead wire to deliver a electrical stimulation signal to a target tissue located beneath the skin of a subject patient. | 2014-03-13 |
20140073986 | SYSTEM AND METHOD FOR ASSESSING NEURAL HEALTH - A method of identifying a change in the health of a nerve during a surgical procedure includes determining a sensitivity of the nerve at a first time, determining a sensitivity of the nerve at a second time, and providing an indication to a user corresponding to a change in the sensitivity of the nerve from the first time to the second time. In each instance, the sensitivity of the nerve is determined by providing an electrical stimulus via an electrode disposed on a distal end portion of an elongate medical instrument, and monitoring a magnitude of a mechanical response of a muscle innervated by the nerve. | 2014-03-13 |
20140073987 | MINIMALLY INVASIVE SKIN BIOPSY DEVICE FOR REMOVAL OF SKIN CONDITIONS IN THE EPIDERMIS - An embodiment in accordance with the present invention provides a device for performing a skin biopsy that includes a generally curved blade to cut the skin at a predetermined depth disposed within or an integral part of a blade holder assembly. The blade holder assembly has an outer surface and the generally curved blade is coupled to the outer surface of the blade holder assembly. The device also includes a housing having an outer wall and said outer wall defining an interior space within the housing, such that the blade holder assembly and generally curved blade are disposed substantially within the inner space of the housing. The device also includes a handle coupled to the blade holder assembly and configured to rotate the blade holder assembly and in turn the generally curved blade within the inner space of the housing to perform the skin biopsy or removal of skin conditions. | 2014-03-13 |
20140073988 | CYTOLOGICAL CELL SAMPLE COLLECTION, STORAGE, AND TRANSPORT DEVICE - A cytological cell sample collection, storage, and transport device is disclosed. The device comprises a sheath, a collection assembly, a base, and a containment vial. The collection assembly is slidably coupled to the base to expose a swab head comprising the collection assembly. The containment vial is configured to enclose the sheath and collection assembly within the internal volume defined by the containment vial and the base. | 2014-03-13 |
20140073989 | BIOLOGICAL SAMPLING DEVICE - A sampling device adapted for transcervical sampling of biological materials from a pregnant patient comprising:
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20140073990 | SYSTEMS, DEVICES, AND METHODS FOR BODILY FLUID SAMPLE COLLECTION - Bodily fluid sample collection systems, devices, and method are provided. The device may comprise a first portion comprising at least a sample collection channel configured to draw the fluid sample into the sample collection channel via a first type of motive force. The sample collection device may include a second portion comprising a sample container for receiving the bodily fluid sample collected in the sample collection channel, the sample container operably engagable to be in fluid communication with the collection channel, whereupon when fluid communication is established, the container provides a second motive force different from the first motive force to move a majority of the bodily fluid sample from the channel into the container. | 2014-03-13 |
20140073991 | DIAGNOSTIC METHOD AND APPARATUS - The present invention provides a diagnostic method comprising continuously monitoring and transmitting urine output and urine flow rates of a catheterized patient to means which correlate the same with at least one of renal perfusion, renal function, fluid status, polyuria, oleguria, hypoperfusion, hemorrhage shock and GFR. | 2014-03-13 |
20140073992 | APPARATUS AND METHOD FOR MANUALLY POWERED BODILY FLUID EXTRACTION - Apparatuses and methods are disclosed herein for extracting bodily fluids. The apparatus consists of a housing, a releasable lancet stored in the housing, an inlet flow channel formed in the housing, a mechanically powered vacuum generator, and a storage area formed in the housing. The releasable lancet is released to pierce the skin of the subject to allow fluid to be extracted from the subject. The vacuum generator generates a partial vacuum within the inlet flow channel. After the lancet has pierced the skin of the subject, the partial vacuum draws fluid from the subject and into the inlet flow channel. The storage area is in fluid connection with the inlet flow channel, and receives the fluid drawn from the subject from the inlet flow channel. | 2014-03-13 |
20140073993 | SYSTEMS AND METHODS FOR USING ISOLATED VOWEL SOUNDS FOR ASSESSMENT OF MILD TRAUMATIC BRAIN INJURY - A system and method of identifying an impaired brain functionality such as a mild traumatic brain injury using speech analysis. In one example, recordings are taken on a device from athletes participating in a boxing tournament following each match. In one instance, vowel sounds are isolated from the recordings and acoustic features are extracted and used to train several one-class machine learning algorithms in order to predict whether an athlete is concussed. | 2014-03-13 |
20140073994 | EVALUATION OF MOVEMENT DISORDERS - This disclosure relates to a system and method to evaluate movement disorders. A movement data aggregator can combine data from a plurality of sensors into an aggregate movement data describing multi-dimensional movement of a handheld device. A calculator to compute an indication of a movement disorder based on the movement vector data and user input data, the user input data being generated in response to physical interaction between the handheld device and a human machine interface of a computing device/machine that is separate from the handheld device. In some examples, the handheld device can communicate with computing device via a wireless interface. | 2014-03-13 |
20140073995 | HISTOTRIPSY THERAPY SYSTEM - A Histotripsy therapy system is provided that can include any number of features. In some embodiments, the system includes at least one signal switching amplifier electrically coupled to a high voltage power supply, a pulse generator electrically coupled to signal switching amplifier(s), at least one matching network electrically coupled to the signal switching amplifier(s), and an ultrasound transducer having at least one transducer element, each transducer element of the ultrasound transducer being coupled to the at least one matching network. In some embodiments, each transducer element has an input impedance that is higher, sometimes more than 2 times higher, than an output impedance of its corresponding signal switching amplifier. Methods of use are also described. | 2014-03-13 |
20140073996 | Portable Relaxation Therapy Massage Device for the Head - A portable relaxation therapy massage device for administering spray fluid therapy to the head comprised of: 1) A helmet that fits over the head with multiple spray jets; 2) A reservoir for holding various therapeutic liquids and substances, such as water and ice; 3) A first pump for pumping the therapeutic liquids in the reservoir to the helmet to be sprayed onto the head and neck of the user; and, 4) A second pump for returning the expelled liquids back to the reservoir for subsequent reuse. The interior of the helmet also includes a multiplicity of sources of colored light to provide craniofacial chromotherapy. In combination, spray fluid therapy and chromotherapy provide a relaxing and refreshing stimulative experience for the head. | 2014-03-13 |
20140073997 | PATIENT SUPPORT APPARATUSES WITH EXERCISE FUNCTIONALITIES - A patient support apparatus generally includes a base frame and a support deck supported on the base frame, the support deck comprising a seat portion. A segmented patient support surface is slidably coupled to the support deck. A lift system is coupled to the support deck and the segmented patient support surface. The lift system raises, lowers and tilts the support deck with respect to the base frame, and pivots a torso support segment of the support surface with respect to a leg support segment of the support surface. A foot plate assembly is removably positioned proximate a free end of the support deck, the foot plate assembly receiving a patient's feet when a patient is positioned on the segmented patient support surface thereby enabling the patient to slide the segmented patient support surface relative to the support deck. | 2014-03-13 |
20140073998 | SYSTEM AND METHOD FOR KNEE REHABILITATION - The invention may be embodied in a physical therapy or health maintenance stretching system including a frame configured for engaging a treated leg of a user at or near the popliteal space of the treated leg to allow a knee of the treated leg to bend inwards in response to gravitational force affecting a lower portion of the treated leg. The frame may be further configured to allow a knee of the treated leg to bend inwards in response to a user force directly or indirectly applied to the lower portion of the treated leg. | 2014-03-13 |
20140073999 | Method and Apparatus for Treating Pelvic Pain - A method and apparatus for treating self-treating internal muscles and trigger points related to pelvic pain in women and men. The apparatus includes a rod having a handle attached to a straight portion at a first end of the rod and a pressure applicator attached to a second end of the rod, where a first curved portion is disposed between the straight portion of the rod and the second end of the rod. In the method of the present invention, a trigger point is located in the patient's pelvic floor, the patient inserts the apparatus either vaginally or rectally to allow contact of the pressure applicator of the apparatus with the pelvic floor, and pressure is applied to the trigger point using the apparatus. | 2014-03-13 |
20140074000 | Knee brace for continual electro-acupunctural stimulation; in vivo and in situ tissue engineering - A knee brace for continual electro-acupuncture stimulation system comprises: a first electrode configured to electrically coupled to acupuncture point “Heting (S 156)”; a second electrode configured to electrically coupled to acupuncture point “Spleen 10”; a third electrode configured to electrically coupled to acupuncture point “Stomach 34”; a fourth electrode configured to electrically coupled to acupuncture point “Hsiyen (S 145)”; a fifth electrode configured to electrically coupled to acupuncture point “Stomach 35”; a sixth electrode configured to electrically coupled to acupuncture point “Bladder 40”. The first, second, and third electrodes are connected to a polarity of voltage, and the fourth, fifth, and sixth electrodes are connected to an opposite polarity of voltage, such that electric currents flow in a body of a patient to achieve analgesia, cartilage repair and regeneration in the knee joint. | 2014-03-13 |
20140074001 | SHOULDER ORTHOSIS INCLUDING FLEXION/EXTENSION DEVICE - A shoulder orthosis includes an internal/external rotation device and a flexion/extension device. The internal/extension rotation device is configured to selectively facilitate internal rotation of a shoulder joint of a person and/or external rotation of the shoulder joint of the person. The flexion/extension device is configured to position the shoulder joint of the person in greater than 0 degrees of flexion and/or greater than 0 degrees of extension concurrently with the internal/external rotation device facilitating the internal rotation of the shoulder joint of the person and/or the external rotation of the shoulder joint of the person. | 2014-03-13 |
20140074002 | DYNAMIC STABILIZING KNEE SUPPORT SYSTEM - A knee brace assembly with a proximal compression system adapted to be secured to the thigh and a distal compression system adapted to be secured to the calf. The brace includes lateral and distal hinge assemblies connecting the proximal compression system and the distal compression system to permit rotational movement of the proximal compression system with respect to the distal compression system. At least one inelastic strap extends around the proximal compression system and the distal compression system. The strap is leveraged to tighten the proximal compression system and the distal compression system to compress soft tissue in the thigh and calf when the leg is extended, but to release the proximal compression system and the distal compression system when the leg is in flexion. | 2014-03-13 |
20140074003 | Posture and Lifting Orthotic - The present invention describes an orthotic back brace. The device comprises a shoulder posture strap that is attached to a system of pulleys. The pulley system tightens straps around the shoulders of the user when the user leans forward, thereby preventing this form of motion, and instead making the user bend at the knees. The device can be utilized to prevent back injuries, to support the back, and promote proper posture, which can cut down on back related injuries in the workplace. | 2014-03-13 |
20140074004 | DORSAL FOOT SPLINT - A dorsal foot splint includes a dorsal member having a proximal portion for engaging the dorsal surface of the lower leg and a distal portion for engaging the dorsal surface of the foot. A tension strap is configured to adjust a position between the distal and proximal portions of the dorsal member to vary the tension applied to the plantar fascia and the Achilles tendon of a user. | 2014-03-13 |
20140074005 | DRESSINGS WITH A FOAMED ADHESIVE LAYER - A dressing suitable for topical application to the body, including a carrier substrate having a first side and opposing second side; and a layer of a foamed adhesive composition applied to the second side of the carrier substrate, where the layer of foamed adhesive composition includes a substantially homogeneous distribution of closed cells having an inert gas contained therein. | 2014-03-13 |
20140074006 | Maxillofacial bandage - Therapeutic bandages or support wrappings in the form of elongated strips of stretchable material carrying a pocket on one surface are used for therapeutic treatment and support of facial and jaw tissues. The pocket material is non-elastic and moisture-impervious. A thermal packet positioned in the pocket is held adjacent an affected body part and compressive force applied thereto by adjusting the tension on the elastic wrapping strip. | 2014-03-13 |
20140074007 | CLOSED-CIRCUIT DEVICE AND METHODS FOR ISOLATION, MODIFICATION, AND RE-ADMINISTRATION OF SPECIFIC CONSTITUENTS FROM A BIOLOGICAL FLUID SOURCE - The present invention relates to a method and apparatus for the isolation, modification and re-administration of a molecule or biomolecule, or a class of biomolecules, from the body fluid of a mammal via an extracorporeal closed circuit device. The device is able to capture and modify the biomolecule by the covalent or non-covalent attachment of a secondary molecule or protein, by cross-linking the captured molecule, or by altering the structure of the molecule (for example, by deglycosylation, peptide cleavage, or aggregation). The apparatus can be used to return the modified molecule or biomolecule to the mammalian subject. The device and methods may be utilized for the patient-specific diagnosis and/or treatment of a disease state which presents an associated molecule or protein in plasma or any other fluidized physiological system. | 2014-03-13 |
20140074008 | APPARATUS FOR EXTRACORPOREAL BLOOD TREATMENT - An apparatus for extracorporeal blood treatment including a treatment unit; an extracorporeal blood circuit; an infusion line of a replacement fluid; a dialysis line connected in inlet to the second chamber; a fluid evacuation line; sensors for determining a first parameter relating to a patient's blood volume (BV %), a second parameter relating to an ultrafiltration flow rate (UFR) or to a patient's weight loss rate (WLR), a third parameter (Cd, Na) relating to a conductivity or concentration of a liquid crossing the dialysis line and/or the infusion line, and a fourth parameter relating to an infusion flow rate (Q | 2014-03-13 |
20140074009 | METHOD FOR GENERATING A SINGLET OXYGEN - The invention provides a method for generation of a singlet oxygen comprising the following steps: irradiating with light on a metal nanoparticle at a specific wavelength; and transmitting a photon energy to sensitize a molecular oxygen to generate the singlet oxygen; wherein, the amount of the singlet oxygen is dependent on the wavelength of excitation light and aspect ratio of the metal nanoparticle. | 2014-03-13 |
20140074010 | WEARABLE PHOTOTHERAPY DEVICE - A wearable apparatus ( | 2014-03-13 |
20140074011 | SYSTEMS AND METHODS FOR REINJECTION OF PROCESSED VITREOUS HUMOR - A system for the removal of vitreous humor and other fluids from an eye and the reinjection of filtered vitreous humor into the eye is provided. The system comprises a hollow removal device, a filter, and an infusion device. The removal device includes an element configured to cut the vitreous humor and is configured to aspirate the vitreous humor from the eye. The filter is configured to create a filtered form of vitreous humor by separating the vitreous humor from undesired components in the vitreous humor. The infusion device is fluidly coupled to the filter and is configured to return the filtered form of vitreous humor into the eye. | 2014-03-13 |
20140074012 | COMPOSITION, SYSTEM AND METHOD FOR TISSUE AUGMENTATION - A composition for purposes of augmentation contains a plurality of substantially spherical, biocompatible semi-solid beads each having a diameter in the range of about 1 millimeter to 10 millimeters. The composition also includes a delivery solvent for sanitary lubrication of the beads. An inventive system and method are utilized to systematically administer the composition into a patient's adipose tissue for customized augmentation. The system can comprise one or more dispensing apparatus, such as in the form of one or more pre-filled syringes. The size and number of pre-filled dispensing apparatus can be selected and organized into one or more kits for use in connection with a specific treatment or group of treatments. The inventive method involves selecting an insertion site in proximity to an identified target tissue, inserting the dispensing apparatus into the tissue through the insertion site, and infiltrating the composition into the tissue in a controlled manner. | 2014-03-13 |
20140074013 | Vibrating Surgical Device for Removal of Vitreous and Other Tissue - An ophthalmic surgical device | 2014-03-13 |
20140074014 | Feeding Tube With Insufflation Device And Related Methods Therefor - A feeding tube assembly for insertion and delivery of nutrients into an alimentary canal is disclosed. A method of facilitating the use of the feeding tube with an insufflation device is also disclosed. The feeding tube assembly has a feeding tube with opposite proximal and distal ends, a feeding passage extending between the proximal and distal ends, an outlet proximate the distal end and in fluid communication with the feeding passage, a port at the proximal end and in fluid communication with the outlet; and an air insufflation device fluidly connectable to the port comprising a compressible air bulb having a bulb inlet and a bulb outlet; an inlet check valve at the bulb inlet, an outlet check valve at the bulb outlet, and a relief valve fluidly connected to the bulb outlet. | 2014-03-13 |
20140074015 | System having multiple pneumatically sealed trocars - A valve assembly and method are provided for selectively controlling a flow of pressurized fluid from a fluid source to trocar assemblies. The valve assembly includes a first coupling configured and adapted to couple to a primary trocar assembly for directing pressurized fluid and a second coupling to couple to a secondary trocar assembly. A third coupling is provided to couple to a source of pressurized fluid for directing pressurized fluid from the source to the first and second couplings. Also provided is at least one valve member adapted and configured to be operable in at least first and second operating positions. | 2014-03-13 |
20140074016 | BLADELESS OPTICAL OBTURATOR - The invention is directed to a bladeless trocar obturator to separate or divaricate body tissue during insertion through a body wall. In one aspect, the obturator of the invention comprises a shaft extending along an axis between a proximal end and a distal end; and a bladeless tip disposed at the distal end of the shaft and having a generally tapered configuration with an outer surface, the outer surface extending distally to a blunt point with a pair of side sections having a common shape and being separated by at least one intermediate section, wherein each of the side sections extends from the blunt point radially outwardly with progressive positions proximally along the axis, and the shaft is sized and configured to receive an optical instrument having a distal end to receive an image of the body tissue. With this aspect, the tapered configuration facilitates separation of different layers of the body tissue and provides proper alignment of the tip between the layers. The side sections include a distal portion and a proximal portion, the distal portion of the side sections being twisted radially with respect to the proximal portion of the side sections. The intermediate section includes a distal portion and a proximal portion, the distal portion of the intermediate section being twisted in a first radial direction and the proximal portion of the intermediate section being twisted in a second radial direction opposite the first radial direction. | 2014-03-13 |
20140074017 | SYSTEM AND METHOD OF PRIMING A SURGICAL CASSETTE - The present disclosure relates in general to an apparatus and method for priming a liquid or surgical cassette. In one embodiment, an infusion system within the liquid cassette is primed using a forward flow of a liquid and a backward flow of the liquid. The forward flow of the liquid creates a first volume of liquid stored within an infusion conduit, which is connected to an infusion chamber via a first valve. The infusion conduit has an infusion port exposed to a non-liquid environment having a first pressure. A second pressure is created in the infusion chamber that is lower than the first pressure. Opening the first valve causes a second volume of liquid within the infusion conduit to flow over the first valve and towards the infusion chamber. The second volume of liquid is less than or equal to the first volume of liquid. | 2014-03-13 |
20140074018 | METHOD OF PERFORMING PERITONEAL DIALYSIS USING PNEUMATIC VALVES - A method of performing peritoneal dialysis includes: (i) locating a supply of fresh dialysis fluid above a patient's peritoneal cavity; (ii) locating a drain or a drain container below the patient's peritoneal cavity; (iii) connecting a supply line to the supply of fresh dialysis fluid and the patient's peritoneal cavity; (iv) connecting a drain line to the patient's peritoneal cavity and the drain or drain container; (v) pneumatically opening a supply line valve during a fill cycle; (vi) gravity filling the patient's peritoneal cavity with the supply line valve open during the fill cycle; (vii) pneumatically opening a drain line valve during a drain cycle; and (viii) draining the patient's peritoneal cavity with the drain line valve open during the drain cycle. | 2014-03-13 |
20140074019 | DOSAGE SENSING UNIT WITH TACTILE FEEDBACK - A drug infusion assembly comprises a drug delivery device arranged to adhere to a patient's skin and includes a reservoir that holds the drug, a cannula that delivers the drug to the patient, and a pump that causes the drug to flow to the cannula. The assembly further includes a monitor device for providing information about the operation of a drug delivery device. The monitor device includes a housing arranged to be attached to and detached from the drug delivery device, a sensor that senses the operation of the drug delivery device and generates an activation signal, a clock mechanism that generates a time signal, a memory that receives and stores the activation signal and the time signal and creates an information packet coordinating the time signal and the activation signal, an interrogator that interrogates the memory such that the memory generates a memory signal in response thereto, and a responder that receives the memory signal and generates a response. | 2014-03-13 |
20140074020 | SOFT TIP BALLOON CATHETER - Method for fabricating a balloon catheter including providing an inner tubular member having a distal section and a distal end with a lumen extending therein and forming a balloon having a distal leg with a first segment having a first diameter and a first wall thickness and a second segment having a second wall thickness. The second diameter is greater than the first diameter and the first wall thickness is greater than the second wall thickness. The distal end section of the inner tubular member can be positioned in the balloon and bonded to the first segment while reducing the diameter of the second segment. Method also provided for fabricating a multilayer balloon catheter including removing at least a portion of an outer layer from the distal leg of the balloon. | 2014-03-13 |
20140074021 | VISUAL INFLATION/DEFLATION INDICATOR FOR A BALLOON CATHETER - Devices, systems and methods are disclosed for providing a direct visual indication of the relative inflationary condition of the balloon on a balloon catheter after insertion into the patient. In certain exemplary embodiments, a gastrostomy tube catheter is disclosed having a fluid feeding lumen and a balloon inflation lumen, a balloon communicating with the balloon inflation lumen, and an indicator strip having one end fixedly attached to the balloon and a free end movable along the length of the tube in accordance with the relative inflation and deflation of the balloon. The presence of the free end of the strip along an exposed portion of the gastrostomy tube serves as a direct visual indicator of a deflated condition of the balloon. | 2014-03-13 |
20140074022 | LOADING TOOLS FOR USE WITH BALLOON CATHETERS - Medical devices and methods for making and using medical devices are disclosed. An example medical device may include a loading tool. The loading tool may include a tubular member that is configured to be disposed about a balloon catheter. The tubular member may include a distal portion and a proximal portion. The tubular member may be configured to shift between a first configuration and a shortened configuration. | 2014-03-13 |
20140074023 | MULTI-CHAMBER FLUID DELIVERY DEVICE AND METHODS - A fluid delivery device includes a cartridge and a syringe. The cartridge includes a housing and a stopper positioned within a fluid chamber defined by the housing. The syringe includes a needle, and an outer body and an inner core which cooperate to receive at least a portion of the housing. When the fluid delivery device is in a first configuration, at least a portion of the cartridge is positioned within the syringe and the stopper is connected to the inner core. In a second configuration, a lumen defined by the needle is in fluid communication with the fluid chamber. | 2014-03-13 |
20140074024 | DRUG DELIVERY DEVICE COMPRISING SAFETY LOCK MEMBER - The present invention relates to a drug delivery device for administering a dose of a medicament, comprising of a first housing component; a second housing component releasably interconnectable with the first housing component in a locked configuration, in which the second housing component covers a dispensing end of the device; and a safety lock member to mechanically engage with the first and with the second housing component in order to inhibit unintentional release of first and second housing component. | 2014-03-13 |
20140074025 | DEVICE FOR REDUCING THE PAIN ASSOCIATED WITH INSERTION OF SYRINGE NEEDLE INTO THE SKIN - The device allows the pain associated with the insertion of a needle of a syringe into the skin to be reduced. To do this, this device comprises a sleeve, which has a first rear portion to at least partially receive the syringe with the needle and a second front portion fitted with an end part, through which an opening passes for passage of the needle. A front face of the end part is intended to be applied with pressure against the skin of a person before insertion of the needle into the skin. This front face of the end part is arranged to receive an active substance for desensitizing the skin. The active substance can be applied to the skin at the instant the terminal part presses on the penetration site to desensitize the skin. | 2014-03-13 |
20140074026 | PRESSURIZED MEDICAL INSTRUMENT - A pressurized medical instrument may include a piston handle system, a locking release system and a pressure display system. The piston handle system may include a piston, a piston seal, a handle and a rear cover. The locking release system may include a push button, a fixed support, a locking block, one or more springs and a slide block. The pressure display system may include a coating, a gauge stand, a lateral board, a gauge stand seal ring, a pressure gauge seal ring, a snapper, a pressure gauge and a rotary Luer conical tapered fitting. The pressurized medical instrument may facilitate rapid boosting operation by two hands, vacuum pumping by two hands and rapid pressure relief by a single hand. The instrument is characterized by ease-of-operation, quick boosting and pressure relief for observing easily the pressure value at different operating angles. | 2014-03-13 |
20140074027 | INTRAVENOUS PUMPING AIR MANAGEMENT SYSTEMS AND METHODS - An intravenous (“IV”) liquid delivery system includes: an IV pump tubing set; a shuttle pump or membrane pump actuator operable with the IV pump tubing set; upstream and downstream valve actuators operable with the IV pump tubing set; the IV pump tubing set including an air removal device; an air detector configured to sense air in the IV pump tubing set; a control unit configured and arranged to (i) open the upstream valve actuator and close the downstream valve actuator to allow the pump actuator to draw liquid into a pump actuation portion of the IV pump tubing set, and (ii) close the upstream valve actuator and open the downstream valve actuator to allow the pump actuator to push liquid out of the pump actuation portion, the system configured to attempt to remove the air via the air removal device while operating the upstream and downstream valve actuators according to (i) and (ii). | 2014-03-13 |
20140074028 | One-Piece Molded Catheter and Method of Manufacture - A one-piece catheter ( | 2014-03-13 |
20140074029 | PUMPING FLUID DELIVERY SYSTEMS AND METHODS USING FORCE APPLICATION ASSEMBLY - A method of dispensing a therapeutic fluid from a line includes providing an inlet line connectable to an upstream fluid source. The inlet line is in downstream fluid communication with a pumping chamber. The pumping chamber has a pump outlet. The method also includes actuating a force application assembly so as to restrict retrograde flow of fluid through the inlet while pressurizing the pumping chamber to urge flow through the pump outlet. A corresponding system employs the method. | 2014-03-13 |
20140074030 | MEANS AND METHOD FOR DETECTING FREE FLOW IN AN INFUSION LINE - A pump system and method of detecting/alerting for a possible unintended free flow condition in an administration set includes the steps of a) sampling force signals from a force sensor of the pump at a predetermined frequency; b) storing each of the sampled forces signal in a N-point circular buffer, where N is an integer greater than two; c) calculating a derivative dF/dt based on the two most recent samples; d) repeating step c) and when the most recently calculated derivative dF/dt exceeds a first predetermined threshold, then calculating a N-point moving average of the derivatives dF/dt; and f) when the N-point moving average exceeds a second predetermined threshold, generating a user perceptible alarm to alert the user that a flow stop open condition may have occurred. | 2014-03-13 |
20140074031 | INTEGRATED CATHETER SECUREMENT AND LUER ACCESS DEVICE - A Luer securement device comprising a Luer adapter having a septum and a catheter hood, the Luer adapter further having a wedge seal for receiving a base portion of a catheter. The Luer securement device further includes an inserter body in which is slidably housed a catheter threader having a probe which is configured to advance a base portion of a catheter through the septum thereby seating the base portion of the catheter into the wedge seal of the Luer adapter as a tip portion of the catheter is inserted into a patient. The catheter threader further includes a needle adapter having a needle which is threaded through the probe and the catheter to assist in inserting the catheter into the patient. Following insertion of the catheter, the catheter threader is retracted within the inserter body thereby withdrawing the needle from the catheter and shielding a sharpened tip of the needle within at least one of the inserter body and the catheter threader. The inserter body is then detached from the Luer adapter and discarded. | 2014-03-13 |
20140074032 | INTRAVENOUS CATHETER INSERTER - An intravenous catheter inserter device comprising a catheter threader body on which is slidably attached a septum activator, a catheter threader, and a needle hub. Some embodiments further include a safety bar that is configured to assist in coordinating the movement of the various components of the device during a catheterization procedure. In general, the septum activator provides a pathway through a septum of a Luer adapter. The Luer adapter comprises a wedge seal that is configured to receive a base portion of a catheter that is inserted into the Luer adapter by the catheter threader. Accordingly, the device of the present invention simultaneously accesses the vasculature of a patient while assembling the catheter into the Luer adapter. The final configuration provides an integrated unit that is attached to the patient and in fluid communication with patient's vascular system. | 2014-03-13 |
20140074033 | Insulin Infusion Set - An insulin infusion set ( | 2014-03-13 |
20140074034 | CATHETER ASSEMBLY - A catheter assembly includes a hollow catheter; a catheter hub fixed onto a base end portion of the catheter, the catheter hub having an internal passage communicating with an inside of the catheter; a needle disposed in the catheter; a needle hub; a valve element including an opening and closing unit configured to be opened and closed; an operation member including a tubular body, the operation member being configured such that an opening portion of the operation member is insertable into the opening and closing unit to cause the base end side and a tip side of the catheter hub to communicate with each other; a communication unit; and a sealing member including a tubular body, the sealing member being disposed at a base end side of the valve element and being configured to allow the passage of air and prohibit the passage of liquid. | 2014-03-13 |
20140074035 | CANNULA SEAL - A cannula seal is presented. The cannula seal includes a cap portion that fits over a cannula and a valve portion. The valve portion includes an hourglass seal and a cross slit seal. In some embodiments, the cap portion includes a tab. In some embodiments, the cap portion and the valve portion are integrally formed. In some embodiments, the cap portion and the valve portion are joined at a bonding region, which may include overflow traps. In some embodiments, ribs are included. | 2014-03-13 |
20140074036 | MEDICAL STRAPS - Provided is a medical strap having an upper strip and a lower strip. An upper surface of the upper strip is a rough surface, while a lower surface thereof has floss disposed thereon. A plurality of hooks are disposed on an upper surface of the lower strip, and a lower surface of the lower strip is a smooth surface. Transverse and longitudinal parting lines are formed in a region on the upper strip, and therefore movable and securing portions are formed. A medical tubing is secured by the movable and securing portions. | 2014-03-13 |
20140074037 | LUER SECUREMENT DEVICE - A Luer securement device comprising a flexible hood that is configured to attach to the surface of a patient, the flexible hood further having a Luer adapter for receiving a catheter inserter and/or a fluid line. The Luer securement device further includes a wedge seal that is positioned within the Luer adapter and is configured to receive a base portion of a catheter during a catheterization procedure. Once the base of the catheter is seated within the wedge seal, a proper insertion depth of the catheter into the patient is achieved. | 2014-03-13 |