Frederick Geheb, Gary A Freeman, Donald R Boucher: Method and apparatus for enhancement of chest compressions during CPR. Zoll Medical Corporation, Fish & Richardson P C, May 22, 2007: US07220235 (128 worldwide citation)

An apparatus for assisting a rescuer in performing chest compressions during CPR on a victim, the apparatus comprising a pad or other structure configured to be applied to the chest near or at the location at which the rescuer applies force to produce the chest compressions, at least one sensor conn ...

Alan F Marcovecchio, Frederick Geheb, Donald R Boucher: Processing pulse signal in conjunction with accelerometer signal in cardiac resuscitation. ZOLL Medical Corporation, Fish & Richardson P C, February 10, 2009: US07488293 (99 worldwide citation)

A cardiac resuscitation device that includes a pulse sensor configured to detect pulse information characterizing the cardiac pulse in the patient, an accelerometer configured to detect chest movements of the patient during chest compressions, and memory and processing circuits configured to process ...

Shane S Volpe, John D Macho, Wade Braden, Thomas E Kaib, Marshal Linder: Wearable medical treatment device with motion/position detection. Zoll Medical Corporation, Lando & Anastasi, July 5, 2011: US07974689 (81 worldwide citation)

A wearable defibrillator consists of a vest (or belt) which is worn by the patient. The device monitors the patient's ECG with sensing electrodes and can monitor other patient conditions and in appropriate cases can treat certain conditions. An accelerometer(s) in the wearable defibrillator can allo ...

Edward J Donnelly, Thomas E Kaib, Marshal W Linder, Steven J Szymkiewicz, Jason T Whiting, Shane Volpe: Wearable medical treatment device. Zoll Medical Corporation, Lando & Anatasi, March 20, 2012: US08140154 (73 worldwide citation)

At least one aspect is directed to a wearable treatment device that includes a cardiac sensing electrode, a treatment electrode, a user interface, and a sensor. The cardiac sensing electrode detects cardiac information, and the treatment electrode applies treatment to the subject. The user interface ...

Gary A Freeman: Method and apparatus for transcutaneous electrical cardiac pacing with background stimulation. Zoll Medical Corporation, Fish & Richardson, April 27, 1993: US05205284 (71 worldwide citation)

Method and apparatus for transcutaneously pacing the heart with background stimuli occurring in the intervals between pacing stimuli to reduce patient discomfort during pacing.

Michael R Dupelle, Deborah T Jones, Ward Hamilton, Frederick W Faller: Defibrillation electrode assembly including CPR pad. ZOLL Medical Corporation, Fish & Richardson P C, August 24, 2004: US06782293 (66 worldwide citation)

Electrode assemblies are provided, in which a pair of electrodes is joined by a central member. In some implementations, the electrode assemblies are foldable, and are configured to facilitate correct placement on a patient's chest. Some electrode assemblies include a separable electrode, allow ...

Edward J Donnelly, John G Clark, Steven J Szymkiewicz, Thomas E Kaib, Marshal Linder: Medical device configured to test for user responsiveness. Zoll Medical Corporation, Lando & Anastasi, September 18, 2012: US08271082 (53 worldwide citation)

A medical device is disclosed that includes one or more treatment electrodes, one or more sensors, and one or more controllers connected to the one or more treatment electrodes and one or more sensors. The medical device also includes one or more response mechanisms connected to the one or more cont ...

Gary A Freeman, Daniel M Lisogurski: Synchronization of repetitive therapeutic interventions. ZOLL Medical Corporation, Fish & Richardson P C, January 19, 2010: US07650181 (52 worldwide citation)

A medical device of the type used for assisting a user in manually delivering repetitive therapy to a patient (e.g., chest compressions or ventilations in cardiac resuscitation), the device comprising a feedback device configured to generate feedback cues to assist the user in timing the delivery of ...

Gary A Freeman, James E Brewer: Automatic therapy advisor. ZOLL Medical Corporation, Fish & Richardson P C, April 24, 2012: US08165671 (48 worldwide citation)

A method of automatically determining which type of treatment is most appropriate for (or the physiological state of) a patient. The method comprises transforming one or more time domain measurements from the patient into frequency domain data representative of the frequency content of the time doma ...

Ziad E Elghazzawi, Edward Neil Akiyama, Ciro A De La Vega, Donald R Boucher: CPR sensitive ECG analysis in an automatic external defibrillator. Zoll Medical Corporation, Fish & Richardson P C, November 1, 2005: US06961612 (48 worldwide citation)

An automatic external defibrillator including: a sensor for detecting when a rescuer is delivering a CPR chest compression to the patient; electrodes for application to the thorax of the patient for delivering a defibrillation shock to the patient and for detecting an ECG signal; defibrillation circ ...