Matches 351 - 400 out of 408 < 1 2 3 4 5 6 7 8 9 >
Match Document Document Title
5632279 Method of interference-tolerant transmission of heartbeat signals  
A method of interference-tolerant heartbeat measurement, in which method the heartbeat signal of a person is measured from a suitable part of the body and transmitted as burst signals from a...
5630836 Transcutaneous energy and information transmission apparatus  
An apparatus for transcutaneously transmitting power and communication signals to an implantable device. The apparatus can include generators for power and information signals; receivers; and a...
5630835 Method and apparatus for the suppression of far-field interference signals for implantable device data transmission systems  
An electronic device for non-invasively communicating with an implanted device, such as, for example, a cardiac pacemaker. The electronic programming device includes a transceiver having an...
5626630 Medical telemetry system using an implanted passive transponder  
A telemetry system includes a remote monitoring station, a repeater worn externally by a patient and a quasi-passive transponder attached to a device implanted in the patient. The remote monitoring...
5626625 Method and apparatus for measuring the period of response of an implantable medical device based upon the difference in phase between a trigger signal and an internal clock signal  
A method and apparatus is disclosed for use in an implantable device that communicates with an external device through pulse position modulation. A timing generator is provided as part of the...
5617871 Spread spectrum telemetry of physiological signals  
A system for the transmission of physiological signals from a patient to a display analysis and/or recording device using a spread spectrum transmission technique to reduce interference with the...
5593430 Bus system for interconnecting an implantable medical device with a plurality of sensors  
A two-conductor bus system is provided to electrically interconnect a plurality of physiologic sensors to a pacemaker, each sensor being adapted for placement along a pacing lead. The conductors of...
5584870 Implant ESD protection network  
A protective component is provided for protecting a cochlear implant from external electrostatic discharges. The implant receives signals through a receiver coil inductively coupled to a...
5579781 Wireless transmitter for needle electrodes as used in electromyography  
A self-contained, battery powered, hand-held transmitter usable with mono or bipolar needle electrodes to sense electrochemical nerve impulses as transmitted through the nervous system and muscles...
5569307 Implantable cochlear stimulator having backtelemetry handshake signal  
An external wearable processor (WP) of a cochlear stimulating system transmits a data signal to an implanted cochlear stimulator (ICS). The ICS is controlled through the data signal so that...
5562714 Magnetic field strength regulator for implant  
An efficient low cost means for regulating the output level of a magnetic field transmitter. A feedback coil tightly coupled to an output coil is designed to produce an output voltage just above...
5562713 Bidirectional telemetry apparatus and method for implantable device  
An improved telemetry system for telemetering data from an implantable device such as a heart pacemaker to an external device with minimum energy consumption. The external device first sweeps its...
5549659 Communication interface for transmitting and receiving serial data between medical instruments  
A communication interface for transmitting serial data between a first and a second interconnectable medical instrument. A set of vertically aligned, horizontally extending leaf springs are...
5545191 Method for optimally positioning and securing the external unit of a transcutaneous transducer of the skin of a living body  
A transcutaneous coupling device having an implanted unit and an external unit uses VELCRO for attaching the external unit to the skin in a proper location for optimal electromagnetic coupling...
5522866 Method and apparatus for improving the resolution of pulse position modulated communications between an implantable medical device and an external medical device  
A method and apparatus is disclosed for use in an implantable device that communicates with an external device through pulse position modulation. A timing generator is provided as part of said...
5522865 Voltage/current control system for a human tissue stimulator  
A tissue stimulating system includes an external transmitter for transmitting a data signal to an implanted stimulator. The implanted stimulator includes a processor for generating stimulation...
5486818 Wireless switch for a telemetric receiver  
The invention relates to a wireless switch for a telemetric receiver in a pulse meter, comprising a switch (7) for detecting the intensity of a telemetric signal received in the telemetric receiver...
5483967 Bioelectric signal recording device  
A device capable of recording a bioelectrical signal under the normal living conditions of a living body is arranged so that an extremely real record can be obtained not only during a walk, a meal...
5439481 Semi-automatic atrial and ventricular cardioverter defibrillator  
A semi-automatic atrial and ventricular defibrillator comprising an implantable subsystem and an external programming control subsystem allowing for automatic ventricular cardioversion...
5433736 Implantable medical apparatus and extracorporeal programming and control unit therefor  
A system for administering medical therapy includes an implantable medical apparatus containing an audio transmitter and an audio receiver for respectively transmitting and receiving...
5411536 Method and apparatus for communicating data between medical devices to improve detectability of errors  
A method and apparatus for processing data to be communicated between an implantable medical device and an external medical device to improve detectability of communication errors. An encoded block...
5383915 Wireless programmer/repeater system for an implanted medical device  
A sterilizable programmer repeater system for retransmission of a programmed code via an RF data link from a pacemaker or defibrillator programmer to an implanted pacemaker or defibrillator which...
5370666 Pacemaker with power-consuming component inhibited during storage  
A pacemaker contains at least one power-consuming component, such as a sensor with associated electronic circuitry for controlling the pacemaker function or a heart signal detector, and an...
5360437 Implantable medical device with flexible hardware platform  
A medical device providing a flexible hardware platform to support alternative therapeutic functions is disclosed. In one embodiment, a microprocessor-based pacemaker incorporates a non-volatile...
5350411 Pacemaker telemetry system  
An implantable medical device telemetry system provides a means for decoding telemetry downlink information transmitted from an external unit to an implanted medical device, and for encoding...
H001347 Audio feedback for implantable medical device instruments  
A method and apparatus for interpreting and displaying the status and diagnostic data of, and/or programming an implantable medical device is disclosed. The apparatus includes a microprocessor with...
5324315 Closed-loop downlink telemetry and method for implantable medical device  
A closed loop system for attaining premium telemetry performance for vector field electromagnetically coupled telemetry systems. The disclosed system utilizes a linear ramped envelope for downlink...
5321618 Apparatus and method for remotely monitoring implanted cardioverter defibrillators  
An apparatus for remotely monitoring the performance of an implanted cardioverter defibrillator includes a remote apparatus adapted which receives commands from and transmits data to a central...
5314458 Single channel microstimulator  
An implantable microstimulator system employs a miniature ferrite-cored coil contained with an hermetically sealed housing to receive control signals and operating power from an RF telemetry...
5314457 Regenerative electrical  
A regenerative electrical stimulation device comprising a stimulator portion to be surgically implanted in patients and an external controller portion. The implanted stimulator portion provides...
5314453 Position sensitive power transfer antenna  
A power supply implanted behind a tissue barrier in a human body and operating a medical device and incorporating a high frequency power receiver antenna coil; a transmitter having a high frequency...
5235980 Implanted apparatus disabling switching regulator operation to allow radio frequency signal reception  
An implant for stimulating the vagus nerve receives commands over a radio frequency link. The implant disables a voltage convertor used in providing the stimulation signal at periodic intervals to...
5186170 Simultaneous radio frequency and magnetic field microprocessor reset circuit  
An implant for stimulating the vagus nerve receives commands over a radio frequency link. The implant disables a voltage convertor used in providing the stimulation signal at periodic intervals to...
5170806 Protective circuit  
For the purpose of improving the interference resistance capability of a therapeutically and/or diagnostically operational unit, specifically of a cardiac pacemaker with an input circuit and an...
5117825 Closed loop transmitter for medical implant  
A technique for improving the radio frequency coupling between an external programming device and a medical device implanted within a patient. The radio frequency coupling is typically used to...
5092329 Microprocessor-controlled multiplexed functional electrical stimulator for surface stimulation in paralyzed patients with safety enhancements  
In accordance with the present invention, a functional electrical stimulation system enables upper-motor-neuron paraplegic patients and certain other paralyzed or partially paralyzed patients to...
4979508 Apparatus for generating phosphenes  
The apparatus and method produce visual sensations by applying low voltages through conductive electrodes to the outside of a person's head, for transmission by natural mechanisms to the nervous...
4947844 Receiver/stimulator for hearing prosthesis  
A device for controlling stimulating currents in prosthetic devices in which a series of short spaced current pulses are delivered to electrodes with intervals between the pulses of zero current...
4913148 Method for the treatment of herpes simplex and herpes zoster  
A method for the treatment, by accelerating the healing process, of acute herpes simplex and acute herpes zoster, and by the reduction of post-herpetic neuralgia, subsequent to determining a...
4793353 Non-invasive multiprogrammable tissue stimulator and method  
An electronic tissue stimulator system is provided comprising a plurality of electrodes to be implanted adjacent tissue to be stimulated in a patient. A transmitting means transmits stimulation...
4712179 Method and apparatus for calibrating internal measurements of an implanted cardiac pacer  
An implantable cardiac pacer having pacer circuitry for producing output stimulation pulses on leads connectable to a patient's heart includes internal measurement circuitry for producing...
4679560 Wide band inductive transdermal power and data link  
The present invention utilizes a pair of coils, one beneath the skin and one outside the skin, each connected to a capacitor. The values of the capacitor and coil inductance are selected to provide...
4642769 Method and apparatus for providing stimulated exercise of paralyzed limbs  
A computer control system which allows precise control of movement in paralyzed muscle through functional electrical stimulation. The system includes a computer operated at a programming center...
4612934 Non-invasive multiprogrammable tissue stimulator  
An electronic tissue stimulator system is provided comprising a plurality of electrodes to be implanted adjacent tissue to be stimulated in a patient. A transmitting means transmits stimulation...
4602638 Apparatus and method for invasive electrical stimulation of bone fractures  
An invasive electrical stimulation device includes a cathode an anode, each comprising a thin electrically conductive sheet having one exposed surface and the opposite surface covered with an...
4592360 Implantable externally programmable microprocessor-controlled tissue stimulator  
A microprocessor-controlled implantable programmable stimulator includes a pulse generator external to the microprocessor for producing stimulation output pulses to multiple electrodes. A single...
4592359 Multi-channel implantable neural stimulator  
A combination of a transmitter and implantable receiver are disclosed wherein data is conveyed from transmitter to receiver utilizing a data format in which each channel to be stimulated is adapted...
4515158 Speech processing method and apparatus  
Signal processing system for converting a speech signal into a data signal for controlling a hearing prosthesis having an implanted electrode array adapted to stimulate the auditory nerve fibers of...
4459989 Non-invasive multiprogrammable tissue stimulator and methods for use  
An electronic tissue stimulator system is provided comprising a plurality of electrodes to be implanted adjacent tissue to be stimulated in a patient. A transmitting means transmits stimulation...
4408608 Implantable tissue-stimulating prosthesis  
There is disclosed an implantable tissue-stimulating prosthesis, such as a cochlear prosthesis, which can not only be implemented in single-chip form, but which also permits great flexibility in...
Matches 351 - 400 out of 408 < 1 2 3 4 5 6 7 8 9 >