Class / Patent application number | Description | Number of patent applications / Date published |
601043000 | Produced by vacuum and compression | 25 |
20080255482 | INTRATHORACIC PRESSURE LIMITER AND CPR DEVICE FOR REDUCING INTRACRANIAL PRESSURE AND METHODS OF USE - In certain aspects, the present invention relates to CPR devices that are designed to limit the rise in intrathoracic pressure when performing CPR compressions (e.g., chest, thorax, etc.) so as to minimize increases in intracranial pressure resulting from such compressions and elevated ITP. Exemplary CPR devices of the invention generally include one or more pressure sensors and a control system configured to adjust or alert for the need to adjust the amplitude and duration of CPR compressions so as to prevent a rise in ITP above a certain threshold amount, thereby controlling the rise in ICP during CPR. Methods of controlling a rise in ICP during CPR are also provided. | 10-16-2008 |
20080312565 | Cardiopulmonary Resuscitation Sensor - The present invention provides a CPR sensor that includes a thin and substantially flat flexible substrate having one or more sensor arrays, a power source, an output interface and a processor or analog circuit, all of which are disposed on the substantially flat flexible substrate. The substrate can be any shape (e.g., rectangular, circular, a polygon, an irregular shape that is decorative) and made from a polymer, metal film or other suitable material. Note that the substrate can be rigid or semi-flexible instead of flexible. A protective layer may cover the sensor array, the power source, and the processor or analog circuit. Alternatively, a protective covering can be used to encapsulate the device. The one or more sensor arrays measure one or more of the following compressions characteristics: compression depth, compression force, compression frequency and compression acceleration. | 12-18-2008 |
20090306556 | Chest Compression Apparatus Having Physiological Sensor Accessory - A chest compression system and method of use for respiratory therapies such as cystic fibrosis, including an air flow generator, a pulse frequency control component having a fan blade for producing a series of air pulses communicated to a patient-worn garment during a therapy session. The system further includes one or more patient physiologic sensors capable of capturing patient information during the therapy session. The sensors may include a blood oximeter or a mouthpiece used to evaluate pulmonary function. An airway congestion monitoring system provides airway and lung congestion trend analysis. Adjustments are made to the series of air pulses based on a patient's therapy session data. | 12-10-2009 |
20110098612 | POSITIVE PRESSURE SYSTEMS AND METHODS FOR INCREASING BLOOD PRESSURE AND CIRCULATION - In one embodiment, the invention provides a medical method for treating a person and comprises repeatedly compressing the person's chest. While repeatedly compressing the person's chest, the method further includes repeatedly delivering a positive pressure breath to the person and extracting respiratory gases from the person's airway using a vacuum following the positive pressure breath to create an intrathoracic vacuum to lower pressures in the thorax and to enhance blood flow back to the heart. | 04-28-2011 |
20110224587 | Synchronizing Chest Compression and Ventilation in Cardiac Resuscitation - Apparatus for automatic delivery of chest compressions and ventilation to a patient, the apparatus including: a chest compressing device configured to deliver compression phases during which pressure is applied to compress the chest and decompression phases during which approximately zero pressure is applied to the chest a ventilator configured to deliver positive, negative, or approximately zero pressure to the airway; control circuitry and processor, wherein the circuitry and processor are configured to cause the chest compressing device to repeatedly deliver a set containing a plurality of systolic flow cycles, each systolic flow cycle comprising a systolic decompression phase and a systolic compression phase, and at least one diastolic flow cycle interspersed between sets of systolic flow cycles, each diastolic flow cycle comprising a diastolic decompression phase and a diastolic compression phase, wherein the diastolic decompression phase is substantially longer than the systolic decompression phase. | 09-15-2011 |
20110301513 | Dynamically Adjusted CPR Compression Parameters - A resuscitation system for use in resuscitation of cardiac arrest victims includes an ECG monitor programmed to monitor an organized, non-shockable rhythm of an electrocardiogram (ECG) signal from a patient undergoing lifesaving cardiac care; a processor programmed to identify a time during an electrocardiographic cycle of the ECG signal during which a vulnerable period for risk of fibrillation induction of the ECG will occur; and control circuitry for generating signals to cause a parameter descriptive of chest compressions to be modified so as to minimize risk of induction of fibrillation during the vulnerable period. | 12-08-2011 |
20110319797 | SUPPORT STRUCTURE - The present invention relates generally to a support structure for fixating a patient to a treatment unit, and especially to a support structure for fixating the patient to a cardiopulmonary resuscitation unit. An embodiment of the support structure comprises a back plate for positioning behind said patient's back posterior to said patient's heart and a front part for positioning around said patient's chest anterior to said patient's heart. Further, the front part can comprise two legs, each leg having a first end pivotably connected to at least one hinge and a second end removably attachable to said back plate. Said front part can further be devised for comprising a compression/decompression unit arranged to automatically compress or decompress said patient's chest when said front part is attached to said back plate. | 12-29-2011 |
20120059292 | Synchronizing Chest Compression and Ventilation in Cardiac Resuscitation - Apparatus for automatic delivery of chest compressions and ventilation to a patient, the apparatus including: a chest compressing device configured to deliver compression phases during which pressure is applied to compress the chest and decompression phases during which approximately zero pressure is applied to the chest a ventilator configured to deliver positive, negative, or approximately zero pressure to the airway; control circuitry and processor, wherein the circuitry and processor are configured to cause the chest compressing device to repeatedly deliver a set containing a plurality of systolic flow cycles, each systolic flow cycle comprising a systolic decompression phase and a systolic compression phase, and at least one diastolic flow cycle interspersed between sets of systolic flow cycles, each diastolic flow cycle comprising a diastolic decompression phase and a diastolic compression phase, wherein the diastolic decompression phase is substantially longer than the systolic decompression phase. | 03-08-2012 |
20130072831 | METHOD AND APPARATUS FOR IMPROVED CARDIO-PULMONARY RESUSCITATION USING CYCLES WITH 4 AND 5 STATES - A cardio pulmonary CPR device and method provides enhanced circulation by an inventive sequence of states of chest compression and airway valve opening and closure. The embodiments of the invention produce enhanced circulation during cardiac arrest, while maintaining a degree of ventilation to the patient, including oxygen delivery in some embodiments. Some embodiments include mechanical compression units. Other embodiments include a compression sensor to detect manually delivered compressions. | 03-21-2013 |
20140024979 | RESPIRATION-ASSISTANCE SYSTEMS, DEVICES, OR METHODS - A respiration-assistance apparatus or method can include or use a lifting element such as to cyclically push, pull, or lift, toward a superior direction of the subject, at least one subject region during an inhalation portion of a respiration cycle of the subject. A cyclical member can couple the lifting element to a fixed reference. Abdominal or ribcage compression can be provided. A multi-action or other cam can be used, such as together with a reciprocating element. Examples can be configured for use with a wheelchair, a bed, a vacuum or suction affixation element, a wearable garment, etc. | 01-23-2014 |
20140066824 | Method and Apparatus for Immobilizing Subjects Undergoing Mechanical CPR - The apparatus for immobilizing and treating a subject includes a suitable apparatus for performing mechanical CPR secured to an immobilization casing. The airtight flexible casing is secured to the apparatus for performing CPR, the casing having variable rigidity which varies as a function of the amount of air within the casing. Two or more slots through the casing permit passage of one or more elements of the CPR apparatus to pass through the casing. One or more incompressible windows may be included in the casing to optimize the performance of mechanical CPR by permitting one or more elements of the subject's skeleton to contact the CPR apparatus. A means for evacuating the air from within the flexible casing to control the rigidity of the casing is included within the CPR apparatus. | 03-06-2014 |
20140135668 | CARDIO-PULMONARY RESUSCITATION AIRWAY VALVE AND DEVICES - A cardio pulmonary CPR device and method provides enhanced circulation by an inventive sequence of states of chest compression and airway valve opening and closure. The embodiments of the invention produce enhanced circulation during cardiac arrest, while maintaining a degree of ventilation to the patient, including oxygen delivery in some embodiments. Some embodiments include mechanical compression units. Other embodiments include a compression sensor to detect manually delivered compressions. Embodiments include a simplified and compact airway valve. | 05-15-2014 |
20140213942 | CARDIOPULMONARY RESUSCITATION DEVICE - A manual cardiopulmonary resuscitation device for delivering chest compressions to a patient needing CPR. The device includes a handle, a deformable housing having a first end and a second end, an aperture positioned near the first end of the deformable housing, and a gasket or cover connected to the second end of the deformable housing. The deformable housing is configured to deform when pressure is applied to the handle to thereby apply compressive pressure to the patient's chest. | 07-31-2014 |
20140358049 | METHOD AND DEVICE FOR MECHANICAL CHEST COMPRESSION WITH OPTICAL ALIGNMENT - Optical alignment for piston driven chest compression devices optimizes the application of chest compressions to a fixed location on a subject's chest and provides information regarding the depth and frequency of chest compressions. The targeting system records and may display some telemetry corresponding to any movement or “walking” away from the selected compression site as well as the depth and frequency of compressions. The targeting system is interconnected to the compression device controller and the targeting system provides warnings to operators if the compression components contact the subject outside a preset warning limit away from the selected compression site. The targeting system may also halt the compression device if the site of contact between the compression components and the subject is located outside a preset absolute limit. | 12-04-2014 |
20150328083 | LIGHTWEIGHT ELECTRO-MECHANICAL CHEST COMPRESSION DEVICE - An electro-mechanical CPR device ( | 11-19-2015 |
601044000 | Conforms to shape of torso portion | 10 |
20080221493 | APPARATUS FOR ALTERING THE BODY TEMPERATURE OF A PATIENT AND ADMINISTERING DECOMPRESSION TO THE PATIENTS TORSO - Apparatus for altering the body temperature of a patient and administering decompression to a patient's torso includes an upper member for overlying the patient's torso. The upper member has at least one inlet for directing heat transfer liquid into direct liquid contact with the patient's torso to promote heat transfer between the patient's torso and the heat transfer liquid. A decompression device is adapted for securement to the upper member for use in at least decompressing the patient's torso with the upper member interposed between the decompression device and the patient's torso. The upper member is configured to facilitate decompression of the patient's torso upon operation of the decompression device to apply a decompressive pressure to the upper member. | 09-11-2008 |
20080287841 | Safety mechanisms for belt cartridge used with chest compression devices - Safety mechanisms for compression belt cartridges used in chest compression devices. The safety mechanisms include a breakable link, liner socks, belt guards and a rapid-release connector. The breakable link ensures that unsafe belt tension will not occur. The liner socks protect the patient from friction and contain the breakable link. The belt guards protect foreign objects from entering the belt drive platform. The rapid-release connector allows the belt to be removed safely even during compressions. | 11-20-2008 |
20080294075 | Air Vest for Chest Compression Apparatus - An air vest for supplying successive percussive forces to a patient during a therapy session. The air vest includes an air bladder and a belt for securing the bladder in place upon the patient. One or more stiffening elements are provided to promote uniform force distribution across the vest. The one or more extension panels are defined along upper or lower portions of the vest. Extension panels provide a spacing structure for separating a lower cover portion from an upper cover portion to improve the force transmission to the patient for a given air volume and pressure. A plurality of adjustable straps are provided for assisting in proper fitting of the vest to a patient. | 11-27-2008 |
20090171256 | PORTABLE PERSONAL DEVICE FOR PULMONARY VENTILATION AND RESUSITATION AT NEGATIVE AND POSITIVE INTERMITTENT PRESSURES - The present invention relates to a portable-personal device ( | 07-02-2009 |
20090192421 | MOBILE HIGH FREQUENCY CHEST WALL OSCILLATION SYSTEM - A therapy system is operable to deliver at least one respiratory therapy to a patient. For example, therapy system may be operable to deliver any one or more of the following therapies: a high frequency chest wall oscillation (HFCWO) therapy, a positive expiratory pressure (PEP) therapy, a nebulizer therapy, an intermittent positive pressure breathing (IPPB) therapy, a cough assist therapy, a suction therapy, a bronchial dilator therapy, and the like. The therapy system is contained in a housing supported by a mobile stand. | 07-30-2009 |
20090204036 | Automated Chest Compression Apparatus - A system applies cardiopulmonary resuscitation (CPR) to a recipient. An automated controller is provided together with a compression device which periodically applies a force to a recipient's thorax under control of the automated controller. A band is adapted to be placed around a portion of the torso of the recipient corresponding to the recipient's thorax. A driver mechanism shortens and lengthens the circumference of the band. By shortening the circumference of the band, radial forces are created acting on at least lateral and anterior portions of the thorax. A translating mechanism may be. provided for translating the radial forces to increase the concentration of anterior radial forces acting on the anterior portion of the thorax. The driver mechanism may comprise a tension device for applying a circumference tensile force to the band. The driver mechanism may comprise an electric motor, a pneumatic linear actuator, or a contracting mechanism defining certain portions of the circumference of the band. The contracting mechanism may comprise plural fluid-receiving cells linked together along the circumference of the band. The width of each of the fluid-receiving cells becomes smaller as each cell is filled with a fluid. This causes the contraction of the band and a resulting shortening of the circumference of the band. | 08-13-2009 |
20090221941 | EFFICIENT HIGH FREQUENCY CHEST WALL OSCILLIATION SYSTEM - A HFCWO system comprises an air pulse generator having a blower inlet in communication with a blower and an air port in communication with an inflatable garment. The air pulse generator comprises a housing and an air pulse assembly coupled to the housing. The air pulse assembly has at least one diaphragm, at least one driver operable to move the at least one diaphragm and at least one spring arranged to bias the at least one diaphragm away from a portion of the housing. | 09-03-2009 |
20130150760 | METHODS OF ACHIEVING INCREASED FLUID DISTRIBUTION WITH AND PATIENT KITS FOR RESUSCITATION SYSTEMS - In one embodiment, a method of rehabilitating a patient's cardiac/pulmonary activity and achieving increased fluid distribution, includes placing one inflatable/deflatable chest cuff over the patient's chest area and another inflatable/deflatable cuff over the patient's abdominal area, the chest cuff, when inflated, being arranged to depress the chest and force air out of the patient's lungs, the abdominal cuff being arranged, when inflated to apply pressure to the underlying vessels to direct blood into the patient's chest area; inflating and deflating the chest cuff and the abdominal cuff; connecting an intravenous (IV) line to one of the patient's blood vessels. | 06-13-2013 |
20140364779 | DEVICE FOR THE MEDICAL CARE OF A PATIENT IN AN EMERGENCY | 12-11-2014 |
20190142686 | CHEST WALL OSCILLATION SYSTEM WITH DIGITAL AUSCULTATION | 05-16-2019 |