| Patent Number |
Title Of Patent |
Date Issued |
| RE38712 |
Method and apparatus for storing signals in an implantable medical device |
March 22, 2005 |
| A method of storing signals having a course over time in an implantable medical device, and/or transmitting the signals out of the device and out of the patient's body, with the course over time being detected in the device, particularly at predetermined time intervals with a constant |
| 7561924 |
Electrode arrangement |
July 14, 2009 |
| An intravascular electrode arrangement 10 includes a first and a second electrode line 12, 14 adapted for placement in blood vessels such as veins or arteries, each having at least one stimulation and/or sensing electrode in the region of the distal end of the respective electrode li |
| 7412286 |
Biatrial triple-chamber cardiac pacemaker with multi-conditional inhibition of second atrial sti |
August 12, 2008 |
| A biatrial triple-chamber cardiac pacemaker has at least one sensing unit for sense events of a first atrium and a ventricle of a heart and at least one stimulation unit which is adapted to produce stimulation pulses to a second atrium and the ventricle, and a control which is connected |
| 6805709 |
Stent having discontinuous coating in the form of coating islands |
October 19, 2004 |
| A stent has a surface with an irregular coating formed on that surface. The irregular coating provides coating islands, especially coating islands that are substantially round. In some embodiments, the coating islands are arranged at a greater spacing in regions involving a greater degre |
| 6650920 |
Apparatus for the automatic performance of diagnostic and/or therapeutic actions in body cavites |
November 18, 2003 |
| An apparatus for the automatic performance of diagnostic and/or therapeutic actions in body cavities is provided with a base control unit, which is to be arranged extracorporally, and with a catheter-type actuator, which is coupled therewith and which is insertable in the corresponding b |
| 6611721 |
Break-away extractable lead |
August 26, 2003 |
| An electrode arrangement is provided having an electrode line which has a closed casing for sealing off its interior relative to the surrounding area. At its distal end, electrically conducting surface regions serve as electrodes. A fixing mechanism anchors the distal end in a body tissu |
| 6571129 |
Medical therapy apparatus and sensor for acquiring molecular-genetic information for the apparat |
May 27, 2003 |
| The invention concerns a sensor for obtaining information about the state of an organism for a medical therapy apparatus, preferably for a therapy apparatus for the electrostimulation or other treatment of the heart. The invention is distinguished by at least one sensor element for detec |
| 6547757 |
Catheter |
April 15, 2003 |
| A catheter (10, 10', 10", 10'"), in particular for insertion into blood vessels of the human body, having at least one sensor (32) which is arranged at the distal end (12) of the catheter (10, 10', 10", 10'") and which is adapted to pick up a spacing signal which is dependent on the |
| 6519133 |
Filter feedthrough |
February 11, 2003 |
| This invention relates to a unipolar or multipolar electrical filter feedthrough device (1) to be introduced into an aperture of housing (26) of an implantable electronic therapeutic device with a feedthrough body (2) to be inserted in the aperture and comprising a fixing means (3) to |
| 6501986 |
Implantable defibrillator |
December 31, 2002 |
| The invention concerns an implantable defibrillator (1) comprising a chargeable voltage source (2) and a pulse generator (3) which is formed from a voltage multiplier (5) and a capacitor (4) chargeable to the defibrillation voltage. Provided between the capacitor (4) and the voltage |
| 6408207 |
Heart stimulation device |
June 18, 2002 |
| A device for maintaining or reestablishing a natural heart rhythm by generating an electrical stimulation signal. In particular a device in the form of an implantable heart pacemaker that displays at least one sensor arranged inside the patient's body for picking up a body-specific signa |
| 6341234 |
Tripolar stimulation of heart chambers |
January 22, 2002 |
| Tripolar stimulation of the heart utilizes electrodes implanted in at least two locations in the heart. In a first case, for bi-atrial or bi-ventricular stimulation, electrodes are placed in an appropriate heart chamber and in a blood vessel of the heart. In a second case, electrodes |
| 6341233 |
Device for maintaining a natural heart rhythm |
January 22, 2002 |
| Device for maintaining or restoring a natural heart rhythm through the generation of an electrical stimulation signal, in particular in the form of an implantable heart pacemaker, which device shows two sensors arranged inside the body of the patient for picking up a body-specific signal |
| 6219581 |
Pacing lead system |
April 17, 2001 |
| A pacing electrode arrangement for stimulating the heart by means of an implantable pacemaker, comprising a first pacing electrode arranged in the vena cava superior and a second pacing electrode arranged in either the atrium, or a blood vessel near the heart other than the vena cava |
| 6064907 |
Arrangement for determining a heart rate automatically establishing the optimal refractory time |
May 16, 2000 |
| An arrangement for determining the heart rate (f.sub.RR) or the refractory ime of the cardiac tissue, particularly for detecting tachycardia or fibrillation, has an electrode (E) for sensing heart action signals (SIG), an input stage, connected to the electrode, for processing the heart |
| 5970986 |
Apparatus for rejection diagnostics after organ transplants |
October 26, 1999 |
| An apparatus for rejection diagnostics after organ transplantations is provided withan extracorporal base station with a high frequency transmitter and receiver unit, anda telemetric rejection sensor implantable in a patient's body, comprisinga high frequency receiver unit for receiving high |
| 5922015 |
Implantable device which permits removal without traumatizing the surrounding tissue |
July 13, 1999 |
| An implantable device for at least temporary electrical contact with body tissue includes a stimulation electrode, a lead having a proximal end connected to a medical device and a distal end securely attached to the stimulation electrode and blocking means for holding the stimulation |
| 5891169 |
Method of processing signals characteristic of cardiac activity and an associated device |
April 6, 1999 |
| A method for processing a signal characteristic of cardiac activity in the atrium (A) and/or ventricle (V) of a heart (H) and for evaluating this signal with a view to obtaining a control signal for a cardiac pacemaker and/or defibrillator (3) can be carried out by: receiving a time depe |
| 5891048 |
Signal detector |
April 6, 1999 |
| A signal detector for detecting a biosignal with approximately known morpogy in a complex input signal (ECG), in particular for the detection of QRS complexes in an electrocardiogram. The detector has circuitry for detecting the maximum amplitude (PEAK) of the detected signal complex |
| 5843134 |
Therapy device |
December 1, 1998 |
| A therapy device having at least one sensor for detecting a variable that n be measured on the body of a patient in the application of a predetermined therapy, and for outputting a corresponding measured value, an evaluating and control device that is connected to the output of the s |
| 5836889 |
Method and apparatus for storing signals in an implantable medical device |
November 17, 1998 |
| A method of storing signals having a course over time in an implantable medical device, and/or transmitting the signals out of the device and out of the patient's body, with the course over time being detected in the device, particularly at predetermined time intervals with a constant |
| 5824014 |
Medical therapy device producing a variable therapy in response to measured sensor values correc |
October 20, 1998 |
| A medical therapy device includes at least one sensor for detecting a varle that can be measured on the body of a patient. An evaluating and control device is connected to the output of the sensor. A therapy device is connected to the output of the evaluating and control device and |
| 5632770 |
Implantable defibrillation system with lead having improved porous surface coating |
May 27, 1997 |
| An implantable defibrillation system with an intercardial or subcutaneous defibrillation electrode is provided wherein the defibrillation electrode includes portions with a porous surface coating having an active surface area substantially larger than a surface area resulting from the ba |
| 5626624 |
Arrangement for controlling a pacemaker |
May 6, 1997 |
| An arrangement is provided for controlling a stimulation frequency of a pacemaker. The arrangement includes an atrial bipolar electrode system and a ventricular bipolar electrode system. A first electrode pair comprises an electrode from each of the atrial and ventricular bipolar electro |
| 5609611 |
Pacemaker system with porous electrode and residual charge or after-potential reduction |
March 11, 1997 |
| A cardiac pacemaker system is provided which includes a stimulation electrode adapted for being anchored in the heart. An output capacitor is coupled to the stimulation electrode. A first circuit coupled to the output capacitor generates stimulation pulses. A second circuit coupled to |
| 5603725 |
Circuit for measuring impredance in the heart |
February 18, 1997 |
| A circuit for determining the impedance in a heart having a pacemaker electrode to which voltages are applied disposed in the ventricle chamber thereof. The circuit uses the pacemaker electrode. The circuit includes a current source operatively connected to the pacemaker electrode to app |
| 5571158 |
Stimulation Electrode |
November 5, 1996 |
| A stimulation electrode having a porous surface coating whose active surface area is significantly greater than the surface area defined by the geometric shape of the electrode, wherein the surface coating comprises an inert material, i.e. a material having no or only a very slight oxida |
| 5447523 |
Pacemaker with physiological control of stimulation |
September 5, 1995 |
| A demand cardiac pacemaker implantable in a patient which includes a pulse generator which generates stimulating pulses at a controllable variable rate and has electrodes for applying stimulating pulses from the pulse generator to the heart of a patient. The length of the pre-ejection pe |
| 5431690 |
Medical device for generating a therapeutic parameter |
July 11, 1995 |
| A device for generating a therapeutic value for a patient as a function of t least one variable parameter picked up within the body and constituting a first input value, with a change in the first parameter being a function of a second parameter which also constitutes an input value. The |
| 5354320 |
Neurostimulator for production of periodic stimulation pulses |
October 11, 1994 |
| A neurostimulator for generating stimulation pulses for the central or peripheral nervous system, particularly against pain in the region of the spinal cord includes a control circuit for generating stimulation pulses with a pulse generator whose output is connected with stimulation |
| 5350408 |
Cardiac pacemaker |
September 27, 1994 |
| A controlled-rate, artificial cardiac pacemaker (14) comprises a module (12) for adapting the stimulation rate to the patient's actual physical load. In the case of limited or non-existent activity, the output signal of a sensor (10, 11) for the patient's activity status constitutes a |
| 5344386 |
Stimulation system for a skeletal muscle |
September 6, 1994 |
| A stimulation system for a skeletal muscle in a patient having a heart tred with cardiomyoplasty, for use as a supplement to a conventional cardiac pacemaker circuit, includes a stimulation unit for producing output signals to stimulate the skeletal muscle under control of the cardi |
| 5336243 |
Physiologically controlled pacemaker and pacemaker control system with detection of the spatial |
August 9, 1994 |
| A cardiac pacemaker control system includes a stress detector system (1) for producing a controlled basic stimulation rate based on signals picked up within a patient's body related to physical stress and derived from a pre-ejection period of the patient. A detection device (10, 15) dete |
| 5318592 |
Cardiac therapy system |
June 7, 1994 |
| A cardiac therapy system for use with a conventional cardiac pacemaker ciit is controlled by activity signals of the autonomous nervous system (ANS) in a patient's body which constitute a measure for the patient's cardiovascular output requirement. The system includes pickup circuitry |
| 5300092 |
Rest/activity phase-responsive rate controlled cardiac pacer |
April 5, 1994 |
| A rate controlled cardiac pacemaker stimulates the heart of a patient at a stimulation rate and includes a stress sensor for sensing actual physical stress of the patient. The device includes control logic for adapting the stimulation rate of the pacemaker to the actual physical stress o |
| 5238866 |
Plasma enhanced chemical vapor deposition process for producing an amorphous semiconductive surf |
August 24, 1993 |
| A plasma enhanced chemical vapor deposition (PECVD) process for producing an amorphous semiconductive surface coating consisting essentially of hydrogenated silicon carbide (a-SiC:H) having an improved blood compatibility, the process including positioning a substrate to be coated in |
| 5215084 |
Cardiac pacemaker with activity sensor |
June 1, 1993 |
| A cardiac pacemaker includes an activity sensor for detecting physical activity of a patient and generating a momentary output signal and an activity clock cycle generator having an adjustable clock cycle rate adjustable to the activity of the patient, for generating stimulation impu |
| 5186169 |
Common signal transmission path cardiac pacemaker with switchable capacitors |
February 16, 1993 |
| Implantable cardiac pacemaker with a plurality of inputs for signal reception and switchable capacitors connected to these inputs, whereby analog signals obtained through signal receivers from external and/or internal sources are consecutively transmitted on a common signal transmiss |
| 5088491 |
Heart pacemaker |
February 18, 1992 |
| A cardiac pacemaker for implanting in a patient includes a device for applying stimulating pulses to the heart of the patient at a rate determined by a pacing parameter; a device for detecting a first physiological parameter which is correlated with physical exertion of the patient a |
| 5080668 |
Cardiac valve prosthesis |
January 14, 1992 |
| A cardiac valve prosthesis includes a rotatably mounted, disc-shaped valve flap which is provided with two outwardly oriented, convex attachments disposed opposite one another at the points of intersection of a secant with the edge of the disc. The valve also includes an annular body hav |
| 4932408 |
Cardiac pacemaker |
June 12, 1990 |
| A cardiac pacemaker for implanting in a patient includes a device for applying stimulating pulses to the heart of the patient at a rate determined by a pacing parameter; a plurality of devices for detecting a corresponding plurality of physiological parameters which are respectively |
| 4919137 |
Cardiac pacemaker with physiological control |
April 24, 1990 |
| A cardiac pacemaker implantable in a patient, including: a unit for apply stimulating pulses to the heart of the patient; a device for detecting at least one physiological parameter which is a function of left-ventricular systolic time intervals of the heart; a circuit connected to |
| 4892100 |
Demand pacemaker with physiological control |
January 9, 1990 |
| Pacer control information adapting the pacers to an individual relating a ysiological parameter obtained from a first sensor to a corresponding parameter obtained from a second sensor is stored in a memory for later address in response to a signal from the first sensor to provide the |
| 4873980 |
Heart pacemaker |
October 17, 1989 |
| A cardiac pacer features plural addressable digital memory elements each containing different pulse parameters for the pacing stimulation, address-selecting digital logic circuitry for choosing the characteristics of the pulses to be generated in response to signals derived from plural |
| 4867162 |
Cardiac pacemaker |
September 19, 1989 |
| A cardiac pacer features plural addressable digital memory elements each containing different pulse parameters for the pacing stimulation, address-selecting digital logic circuitry for choosing the characteristics of the pulses to be generated in response to signals derived from plural |
| 4867160 |
Cardiac pacemaker |
September 19, 1989 |
| A cardiac pacemaker having circuitry for varying the pacing rate, in accordance with a signal recorded in the patient's body and correlated with the stroke volume, in which for automatic adaptation of the functional dependency of the pacing rate on the value correlated with the strok |
| 4325384 |
Digitally controlled amplitude regulating device for electrocardiographic signals |
April 20, 1982 |
| A signal processing device composed of: a signal input for receiving an electrocardiographic signal containing a succession of QRS complexes; a signal output; a digitally operating unit having a transmission factor which is variable in discrete steps and connected between the signal inpu |
