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| Number | Title | Issue Date |
| 8170673 | Carbon nano-tube power cell A device which converts mechanical deformation in electrical current, these mechanical deformations are generated as a result of liquid pressure over a part of the device. This device is integrated within an implantable lead and inserted into the cardiovascular syst... | 05/01/2012 |
| 8135469 | Energy harvester for an implant device This invention relates to the use of an electromagnetic generator and a pressure bladder located within a biological body in such a position to take advantage of the pressure fluctuations found within that body to produce electrical power. The invention uses these p... | 03/13/2012 |
| 8131368 | Implantable medical device with material for reducing MRI image distortion An implantable medical device includes a housing formed of a first material and a first electronic component provided within the housing. The implantable medical device also includes a second material provided in contact with at least a portion of the housing. At le... | 03/06/2012 |
| 8000791 | Cardiac pacing system and distributed cardiac pacing system A distributed cardiac pacing system comprises a first ultra miniature integrated cardiac pacemaker adapted to be placed in an atrial myocardium and a second ultra miniature integrated cardiac pacemaker adapted to be placed in a ventricular myocardium. ... | 08/16/2011 |
| 7778709 | Method and device for using impedance measurements based on electrical energy of the heart A method and a device are disclosed for evaluating the cardio-circulatory and pulmonary condition of a patient, including determining the patient's thoracic impedance based on information solely derived from the electrical energy generated by the patient's own heart... | 08/17/2010 |
| 7729767 | Implantable generating system An implantable generating system includes a generator assembly configured to be positioned within a living organism for converting mechanical motion into electrical energy. A linkage assembly is configured to be positioned within the living organism for mechanically... | 06/01/2010 |
| 7729768 | Implantable cardiac motion powered piezoelectric energy source Implantable cardiac motion powered piezoelectric energy sources are provided. An aspects of embodiments of the subject implantable energy sources is that they include a piezoelectric transducer that converts cardiac mechanical energy to electrical energy. The subjec... | 06/01/2010 |
| 7715918 | Muscle energy converter with smooth continuous tissue interface A device and corresponding method for converting the contractile work of skeletal muscles into transportable energy. The device may comprise a converter having a mobile end adapted to be connected to a skeletal muscle, a relatively stationary end opposite the mobile... | 05/11/2010 |
| 7424325 | Piezoelectrically stimulated article Method and self-contained articles for applying to a surface of a human body an electrical potential generated by a piezoelectric element actuated by a motion of a human body. ... | 09/09/2008 |
| 7340304 | Biothermal power source for implantable devices An implantable, rechargeable assembly comprised of an implantable device disposed within a living organism, an electrical storage device connected to the implantable device, and a thermoelectric charging assembly operatively connected to the electrical storage devic... | 03/04/2008 |
| 7289856 | Medical electrical lead containing a pyroelectric material A medical electrical lead containing a pyroelectric material is provided. The pyroelectric material is capable of dissipating heat generated in the lead due to radio frequency energy. The pyroelectric material may be a polymeric material, such as polyvinylidene fluo... | 10/30/2007 |
| 7272445 | Medical device programmer with faceplate In general, the invention is directed to a patient programmer for an implantable medical device. The patient programmer may include one or more of a variety of features that may enhance performance, support mobility and compactness, or promote patient convenience. | 09/18/2007 |
| 7239920 | Neural stimulation system providing auto adjustment of stimulus output as a function of sensed pressure changes A neural stimulation system automatically corrects or adjusts the stimulus magnitude in order to maintain a comfortable and effective stimulation therapy. Auto correction of the stimulus magnitude is linked to the measurement of pressure in the vicinity of the elect... | 07/03/2007 |
| 7233829 | Electric field shark repellent wet suit An article of clothing for use in water includes an electroactive material integrated into the clothing, at least one electrode integrated into the clothing and wherein the electroactive material is adapted to release electrical impulses into the water. A method of ... | 06/19/2007 |
| 7233828 | Self-contained electrotherapy A device for applying a therapeutic electrical field to a user's body includes an electroactive material shaped for application to a user body to provide a therapeutic electric field in response to pressure applied to the electroactive material and one or more elect... | 06/19/2007 |
| 7209791 | Electromagnetic delivery system to influence a biological system A wearable device for transmitting the resonant frequency of a solution to a biological system with the purpose of having a positive health influence on the biological system. Electrodes capable of conducting a small electrical current are placed in contact with the... | 04/24/2007 |
| 7203551 | Implantable lead-based sensor powered by piezoelectric transformer In general, the invention is directed to an IMD having a piezoelectric transformer to power a lead-based sensor. The IMD powers the piezoelectric transformer with a low amplitude signal. The piezoelectric transformer serves to convert the voltage level of the low am... | 04/10/2007 |
| 7127293 | Biothermal power source for implantable devices An implantable, rechargeable assembly comprised of an implantable device disposed within a living organism, an electrical storage device connected to the implantable device, and a thermoelectric charging assembly operatively connected to the electrical storage devic... | 10/24/2006 |
| 7081699 | Thermoacoustic piezoelectric generator A thermoacoustic generator includes a housing with a thermoacoustic core supported in the housing. The core is operable to introduce acoustical power into the housing to thereby oscillate the pressure of the gas in the housing at a frequency. A piezoelectric alterna... | 07/25/2006 |
| 7081683 | Method and apparatus for body generation of electrical energy Method and apparatus for generating electrical energy from a subject's body by sensing pulsations of a part of the subject's cardiovascular system and converting such pulsations into electrical energy. In one described preferred embodiment, pulsations of an artery o... | 07/25/2006 |
| 7054692 | Fixation device for implantable microdevices A fixation device fixes the position of an implantable microminiature device residing proximally to a target site such as a nerve or a muscle. In one embodiment, the device comprises a sheath and a means for attaching the device to adjacent tissue. The means for att... | 05/30/2006 |
| 7037335 | Bulbous scleral implants for the treatment of eye disorders such as presbyopia and glaucoma Scleral implants are provided having structure that locks the implant into incisions in the sclera and provide a stress thereto. In several embodiments, such structure includes a foot that extends laterally from a bottom of the implant, as well as an opening through... | 05/02/2006 |
| 7020519 | Hybrid battery power source for implantable medical use A hybrid battery power source for implantable medical use provides a generally constant low internal resistance during discharge and avoids voltage delays of the type that develop as a result of run down-induced resistance increase in Li/SVO cells. The hybrid batter... | 03/28/2006 |
| 6970744 | Bioenergy generator A biogenerator, having a biomotor portion and a generator portion, suitable for use with, in and/or as an implantable device. A method of inducing an electromagnetic force in a coil using a biomotor. ... | 11/29/2005 |
| 6943459 | Mobile electrical power source A portable power source (10) includes a housing (12), a stator component (20), a rotor component (18), a crank assembly (14), and a control system (24). The stator component (20) is secured to the housing (12),... | 09/13/2005 |
| 6909915 | Hybrid battery power source for implantable medical use A hybrid battery power source for implantable medical use provides relatively stable resistance during discharge and avoids the voltage delays that develop as a result of variable resistance increase in Li/SVO cells. The hybrid battery power source utilizes two batt... | 06/21/2005 |
| 6822343 | Generating electric power in response to activity of a biological system A device for generating electricity includes a first portion including a first wall defining a first fluid passage and a second portion including a second wall defining a second fluid passage. A generator is coupled between the first and second portions and is capab... | 11/23/2004 |
| 6640137 | Biothermal power source for implantable devices An implantable, rechargeable assembly that contains an implantable device within a living organism; an electrical storage device is connected to the implantable device, and a thermoelectric charging assembly is connected to said electrical storage device.... | 10/28/2003 |
| 6556867 | Apparatus and method to power a medical device using stored mechanical power A cardiac defibrillator for discharging an electrical charge into a patient includes a device for storing mechanical energy, a generator, a capacitor, a charging circuit, a patient interface, an input device, and a control unit. The generator converts mec... | 04/29/2003 |
| 6470212 | Body heat powered implantable medical device A system for and method of providing power to an implanted medical device within a patient is disclosed. The system (250) includes a first (262) and a second heat conduit (264) positioned within the patient. A thermoelectric device (252) is connected to t... | 10/22/2002 |
| 6278896 | Biocompatible glass-metal through-ducts and their use Biocompatible glass-metal through-ducts comprised of an outside conductor, a biocompatible glass and at least one inside conductor, with the outside conductor comprising a nickel-free, stainless, chemically resistant steel (high-grade steel), is used in i... | 08/21/2001 |
| 6131581 | Process and device for supply of an at least partially implanted active device with electric power An improved implantable thermoelectric energy converter for converting thermal energy generated by an implant wearer into electrical power for supplying electric power to an at least partially implanted active device, the implantable thermoelectric energy... | 10/17/2000 |
| 6060454 | Compositions, apparatus and methods for facilitating surgical procedures Methods are provided for conducting surgical procedures in a patient wherein, during the surgical procedure, autonomous ventricular electrical conductivity and escape beats are reversibly and transiently suppressed to facilitate the surgical procedure. Al... | 05/09/2000 |
| 5869078 | Implantable variable permeability drug infusion techniques An implantable dispensing device for delivering a treatment agent to a body including a body fluid in which a variable permeability membrane responds to changes in an electro-magnetic parameter in order to vary the rate at which a hygroscopic media increa... | 02/09/1999 |
| 5540729 | Movement powered medical pulse generator having a full-wave rectifier with dynamic bias The present invention concerns pulse generators which are powered through movement. Such devices include both implantable medical devices, such as cardiac pacemakers, as well as wristwatches. The present invention particularly concerns a pulse generator w... | 07/30/1996 |
| 5431694 | Bio-operable power source A bio-operated implant system for implantation inside a human body. A piezoelectric generator in the form of a flexible sheet of poled polyvinylidene fluoride structurally that is attached in surface-to-surface contiguity with a skeletal number, which fle... | 07/11/1995 |
| 4798206 | Implanted medical system including a self-powered sensing system Self-contained, self-powered, flexible electrical control signal generating means are located in the right ventricle of a heart and generate electrical control signals solely by mechanical movements caused by actions of and conditions in the heart without... | 01/17/1989 |
| 4661107 | Heart valve A pacemaker battery charging system that utilizes the pumping action of a modified heart valve to recharge the battery of the pacemaker by creating a current inductance as the valve operates, which current is supplied to the pacemaker's rechargeable batte... | 04/28/1987 |
| 4294891 | Intermittently refuelable implantable bio-oxidant fuel cell An implantable biologically acceptable miniature fuel cell that is intermittently refuelable through one or more percutaneously positioned refueling ports. Refueling occurs by injection, preferably by hypodermic, typically annually. No transcutaneous lead... | 10/13/1981 |
| 3943936 | Self powered pacers and stimulators A stimulator device for insertion in a living body, having particular advantage for intracardiac use comprising a housing having a body formed for transvenous or transarterial insertion, electrode means at the outer surface of said body, means included in... | 03/16/1976 |
