| Patent application number | Description | Published |
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| 20100004519 | NOISE SHIELDING FOR A NONINVASIVE DEVICE - A noninvasive physiological sensor for measuring one or more physiological parameters of a medical patient can include a bump interposed between a light source and a photodetector. The bump can be placed in contact with body tissue of a patient and thereby reduce a thickness of the body tissue. As a result, an optical pathlength between the light source and the photodetector can be reduced. In addition, the sensor can include a heat sink that can direct heat away from the light source. Moreover, the sensor can include shielding in the optical path between the light source and the photodetector. The shielding can reduce noise received by the photodetector. | 01-07-2010 |
| 20100010326 | CONTOURED PROTRUSION FOR IMPROVING SPECTROSCOPIC MEASUREMENT OF BLOOD CONSTITUENTS - A noninvasive physiological sensor for measuring one or more physiological parameters of a medical patient can include a bump interposed between a light source and a photodetector. The bump can be placed in contact with body tissue of a patient and thereby reduce a thickness of the body tissue. As a result, an optical pathlength between the light source and the photodetector can be reduced. In addition, the sensor can include a heat sink that can direct heat away from the light source. Moreover, the sensor can include shielding in the optical path between the light source and the photodetector. The shielding can reduce noise received by the photodetector. | 01-14-2010 |
| 20100026510 | ALARM SUSPEND SYSTEM - An alarm suspend system utilizes an alarm trigger responsive to physiological parameters and corresponding limits on those parameters. The parameters are associated with both fast and slow treatment times corresponding to length of time it takes for a person to respond to medical treatment for out-of-limit parameter measurements. Audible and visual alarms respond to the alarm trigger. An alarm silence button is pressed to silence the audible alarm for a predetermined suspend time. The audible alarm is activated after the suspend time has lapsed. Longer suspend times are associated with slow treatment parameters and shorter suspend times are associated with fast treatment parameters. | 02-04-2010 |
| 20100026995 | MULTI-STREAM SENSOR FOR NONINVASIVE MEASUREMENT OF BLOOD CONSTITUENTS - The present disclosure relates to a sensor having a set of photodetectors that are arranged at various locations to enable the measurement of blood glucose. The photodetectors are arranged across multiple locations. For example, the detector may comprise multiple photodetector arrays that are arranged to have a sufficient difference in mean path length to allow for noise cancellation and noise reduction. Walls may be used in the detector to separate individual photodetectors and prevent mixing of detected optical radiation between the different locations on the measurement site. A window may also be employed to facilitate the passing of optical radiation at various wavelengths for measuring glucose in the tissue. | 02-04-2010 |
| 20100030039 | MULTI-STREAM SENSOR FRONT ENDS FOR NONINVASIVE MEASUREMENT OF BLOOD CONSTITUENTS - The present disclosure relates to an interface for a noninvasive glucose sensor that comprises a front-end adapted to receive an input signals from optical detectors and provide corresponding digital signals. In one embodiment, the front-end comprises switched capacitor circuits that are capable of handling multiple streams signals from the optical detectors. In another embodiment, the front-end comprises transimpedance amplifiers that are capable of handling multiple streams of input signals. In this embodiment, the transimpedance amplifier may be configured based on its own characteristics, such as its impedance, the impedance of the photodiodes to which it is coupled, and the number of photodiodes to which it is coupled. | 02-04-2010 |
| 20100030040 | MULTI-STREAM DATA COLLECTION SYSTEM FOR NONINVASIVE MEASUREMENT OF BLOOD CONSTITUENTS - The present disclosure relates to noninvasive methods, devices, and systems for measuring various blood constituents or analytes, such as glucose. In an embodiment, a light source comprises LEDs and super-luminescent LEDs. The light source emits light at least wavelengths of about 1610 nm, about 1640 nm, and about 1665 nm. In an embodiment, the detector comprises a plurality of photodetectors arranged in a special geometry comprising one of a substantially linear substantially equal spaced geometry, a substantially linear substantially non-equal spaced geometry, and a substantially grid geometry. | 02-04-2010 |
| 20100030041 | MULTI-STREAM EMITTER FOR NONINVASIVE MEASUREMENT OF BLOOD CONSTITUENTS - The present disclosure relates to an emitter that is suitable for a noninvasive blood constituent sensor. The emitter is configured as a point optical source that comprises a plurality of LEDs that emit a sequence of pulses of optical radiation across a spectrum of wavelengths. In some embodiments, the plurality of sets of optical sources may each comprise at least one top-emitting LED and at least one super luminescent LED. In some embodiments, the emitter comprises optical sources that transmit optical radiation in the infrared or near-infrared wavelengths suitable for detecting glucose. In order to achieve the desired SNR for detecting analytes like glucose, the emitter may be driven using a progression from low power to higher power. In addition, the emitter may have its duty cycle modified to achieve a desired SNR. | 02-04-2010 |
| 20100094106 | SECONDARY-EMITTER SENSOR POSITION INDICATOR - A secondary-emitter sensor position indicator has primary emitters that transmit light having primary wavelengths and at least one secondary emitter that transmits light having at least one secondary wavelength. A detector outputs a sensor signal in response to received light. An attachment assembly, in a sensor-on condition, positions the emitters and detector relative to a tissue site so that the sensor signal is substantially responsive to the primary wavelength light after attenuation by pulsatile blood flow within the tissue site and is negligibly responsive to the secondary wavelength light. The attachment assembly, in a sensor out-of-position condition, positions the secondary emitter relative to the tissue site so that the sensor signal is at least partially responsive to the secondary wavelength. | 04-15-2010 |
| 20100233889 | MAGNETIC CONNECTOR - A magnetic connector has a receptacle and a plug. The receptacle has an electromagnet comprising an inner core, an outer core, a coil disposed around the inner core and an air gap defined by the edges of the inner and outer cores. The plug has a plug core and an anchor defined by the plug core edge. The anchor is configured to insert into the air gap as a receptacle socket electrically connects with plug pins. The coil is energized and de-energized so as to assist in the insertion or removal of the anchor from within the air gap and the corresponding connection and disconnection of the socket and pins. | 09-16-2010 |
| 20100234718 | OPEN ARCHITECTURE MEDICAL COMMUNICATION SYSTEM - The present disclosure provides an open architecture communication system for patient monitoring devices and other patient care equipment. The open architecture of the present system allows devices running different operating systems and software to communicate correctly and efficiently with the care center network. One aspect of the system includes a patient monitoring virtual machine which allows patient monitoring devices and other patient care equipment to allow for communications with other devices on the network or other networks and automatic configuration of devices. Aspects of the system also provide for relocation of post-processing functions, arrangement of devices into domains, and/or management of devices using servers and other management systems. | 09-16-2010 |
| 20100261979 | MODULAR PATIENT MONITOR - A modular patient monitor has a docking station configured to accept a handheld monitor. The docking station has standalone patient monitoring functionality with respect to a first set of parameters. At least some of the first parameter set are displayed simultaneously on a full-sized screen integrated with the docking station. The handheld monitor also has standalone patient monitoring functionality with respect to a second set of parameters. At least some of the second set of parameters are displayed simultaneously on a handheld-sized screen integrated with the handheld monitor. The docking station has a port configured to accept the handheld monitor. While the handheld monitor is docket in the port, the docking station functionally combines the first set of parameters and the second set of parameters, and at least some of the combined first and second sets of parameters are displayed simultaneously on the full-sized screen. | 10-14-2010 |
| 20100298675 | Hemoglobin Display and Patient Treatment - The present disclosure describes embodiments of a patient monitoring system and methods that include the measure and display of hemoglobin statistics. In an embodiment, total hemoglobin trending is displayed over a period of time. Statistics can include frequency domain analysis, which may be unique for each patient monitored. The total hemoglobin trending and/or statistics can further be used to help control the treatment of a patient, such as being used to control IV administration. | 11-25-2010 |
| 20110001605 | MEDICAL MONITORING SYSTEM - Medical patient monitoring devices that have the capability of detecting the physical proximity of a clinician are disclosed. The medical patient monitoring devices may be configured to perform a selected action when the presence of a clinician is detected. Systems and methods for facilitating communication between medical devices that use different medical communication protocol formats are also disclosed. For example, a medical communication protocol translator can be configured to receive an input message formatted according to a first protocol format from a first medical device and to output an output message formatted according to a second protocol format supported by a second medical device using a set of translation rules. Medical monitoring reporting systems are also disclosed. The medical monitoring reporting systems may be used to analyze a stored collection of physiological parameter data to simulate the effect of changing various medical monitoring options. | 01-06-2011 |
| 20110004082 | MULTI-STREAM DATA COLLECTION SYSTEM FOR NONINVASIVE MEASUREMENT OF BLOOD CONSTITUENTS - The present disclosure relates to noninvasive methods, devices, and systems for measuring various blood constituents or analytes, such as glucose. In an embodiment, a light source comprises LEDs and super-luminescent LEDs. The light source emits light at least wavelengths of about 1610 nm, about 1640 nm, and about 1665 nm. In an embodiment, the detector comprises a plurality of photodetectors arranged in a special geometry comprising one of a substantially linear substantially equal spaced geometry, a substantially linear substantially non-equal spaced geometry, and a substantially grid geometry. | 01-06-2011 |
| 20110028811 | NON-INVASIVE PHYSIOLOGICAL SENSOR COVER - A sensor cover according to embodiments of the disclosure is capable of being used with a non-invasive physiological sensor, such as a pulse oximetry sensor. Certain embodiments of the sensor cover reduce or eliminate false readings from the sensor when the sensor is not in use, for example, by blocking a light detecting component of a pulse oximeter sensor when the pulse oximeter sensor is active but not in use. Further, embodiments of the sensor cover can prevent damage to the sensor. Additionally, embodiments of the sensor cover prevent contamination of the sensor. | 02-03-2011 |
| 20110040197 | WIRELESS PATIENT MONITORING SYSTEM - A device for obtaining physiological information of a medical patient can include a blood pressure device that can be coupled to a medical patient and a wireless transmitter electrically coupled with the blood pressure device. The wireless transmitter can wirelessly transmit blood pressure data received by the blood pressure device and physiological data received from one or more physiological sensors coupled to the blood pressure device. | 02-17-2011 |
| 20110082711 | PERSONAL DIGITAL ASSISTANT OR ORGANIZER FOR MONITORING GLUCOSE LEVELS - The present disclosure provides a personal health organizer that enables patients and healthcare personnel to manage health data. The personal health organizer can be a portable device adapted to receive physiological reading data from a health data collection device or derive reading data from signals acquired by a sensor, or a software module/platform for performing same that is configured to be executed on a general purpose computing device such as a mobile phone/computer. The personal health organizer integrates reading data with applications that assist and promote health management, including reminders, alerts and health data tracking. The reading data obtained can be forwarded to healthcare providers so they can provide feedback such as alerts and diagnoses to the user. The personal health organizer can also support electronic medical record integration via networked computing so that locally stored medical data are automatically synchronized with remotely stored medical data records. | 04-07-2011 |
| 20110087081 | PERSONALIZED PHYSIOLOGICAL MONITOR - A personalized physiological monitor utilizes an individual genome sequence along with genetic and medical research databases so as to define a person's genetic predisposition to disease, drug reactions and environmental sensitivities so as to enhance the ability of the monitor to determine the physiological status of the person. | 04-14-2011 |
| 20110105854 | MEDICAL MONITORING SYSTEM - Medical patient monitoring devices that have the capability of detecting the physical proximity of a clinician are disclosed. The medical patient monitoring devices may be configured to perform a first selected action when the presence of a clinician is detected in a first detection area, and to perform a second selected action when the presence of the clinician is detected in a second detection area. The medical patient monitoring devices may be configured to determine whether a clinician is present in a detection area based on the strength of a signal from a clinician token, and based on a signal strength adjustment value associated with the clinician token. When the presence of a clinician is detected in a detection area, the medical patient monitoring devices may be configured to perform a predetermined action that is determined from a remote database communicatively coupled thereto. | 05-05-2011 |
| 20110109459 | INTERFERENCE DETECTOR FOR PATIENT MONITOR - A system is disclosed for detecting and calculating the level of ambient and/or environmental noise, such as electromagnetic interference generated by electric power lines, ambient lights, light dimmers, television or computer displays, power supplies or transformers, and medical equipment. In some embodiments, the system performs frequency analysis on the interference signal detected by light photodetectors and determines the power of the interference signal concentrated in the analyzed frequency bands. The worst-case interference level can be determined by selecting the maximum from the computed power values. In some embodiments, the determined interference signal power can be compared with the noise tolerance of a patient monitoring system configured to reliably and non-invasively detect physiological parameters of a user. The results of the comparison can be presented to the user audio-visually. In some embodiments, the system can be used to perform spot check measurements of electromagnetic interference. | 05-12-2011 |
| 20110137297 | PHARMACOLOGICAL MANAGEMENT SYSTEM - A pharmacological management system has sensors, a pharmacological status monitor and a drug administrator. The sensors attach to the patient so as to generate corresponding sensor signals. The pharmacological status monitor is responsive to the sensor signals so as to generate an output indicative of the drug-induced effects of the pharmacological agent on the patient. Further, the monitor output is fed-back to the drug administrator so as to regulate administration of the agent for a desired effect. | 06-09-2011 |
