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Class Information
Number: 128/902
Name: Surgery > Biological signal amplifier
Description: Amplifier for electric signal generated by the body.
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 7587239 |
Cardiac pacemaker system, lead and method for rejecting far-field signals |
Sep. 8, 2009 |
| 7299083 |
Electrode for, and method of, indicating signal characteristics at particular positions in a patient's body |
Nov. 20, 2007 |
| 7235050 |
Implantable device for processing neurological signals |
Jun. 26, 2007 |
| 7171269 |
Method of analysis of medical signals |
Jan. 30, 2007 |
| 7092762 |
Low-power, high-modulation-index amplifier for use in battery-powered device |
Aug. 15, 2006 |
| 7079901 |
Low-power, high-modulation-index amplifier for use in battery-powered device |
Jul. 18, 2006 |
| 6865409 |
Surface electromyographic electrode assembly |
Mar. 8, 2005 |
| 6834205 |
Automatic shock lead gain adjuster |
Dec. 21, 2004 |
| 6807438 |
Electric field sensor |
Oct. 19, 2004 |
| 6778855 |
Automatic shock lead gain adjuster |
Aug. 17, 2004 |
| 6728564 |
Configurable sensor system for measuring biopotentials |
Apr. 27, 2004 |
| 6718191 |
Skin potential measuring sensor |
Apr. 6, 2004 |
| 6334068 |
Intraoperative neuroelectrophysiological monitor |
Dec. 25, 2001 |
| 6317625 |
Method and apparatus for increasing the low frequency dynamic range of a system for measuring physiological signals with an implantable medical device |
Nov. 13, 2001 |
| 6302686 |
Interocclusal dental appliance and method |
Oct. 16, 2001 |
| 6208888 |
Voltage sensing system with input impedance balancing for electrocardiogram (ECG) sensing applications |
Mar. 27, 2001 |
| 6016446 |
Cardiac rhythm management system including nonlinear, non-blanking sense amplifier |
Jan. 18, 2000 |
| 5954660 |
Apparatus for filtering cardiac signals |
Sep. 21, 1999 |
| 5724967 |
Noise reduction apparatus for low level analog signals |
Mar. 10, 1998 |
| 5713365 |
Pocket instrument for detecting an electric biological signal, in particular an electrocardiographic signal |
Feb. 3, 1998 |
| 5709213 |
Low noise, high bandwidth, augmented lead circuit for acquisition of cardiac pacing artifacts |
Jan. 20, 1998 |
| 5678559 |
Eeg system |
Oct. 21, 1997 |
| 5427110 |
Circuit arrangement for the processing of physiological measurement signals |
Jun. 27, 1995 |
| 5427111 |
Receiver for differential signals with means for adjusting a floating ground state |
Jun. 27, 1995 |
| 5414392 |
Amplifier circuit |
May. 9, 1995 |
| 5392784 |
Virtual right leg drive and augmented right leg drive circuits for common mode voltage reduction in ECG and EEG measurements |
Feb. 28, 1995 |
| 5368041 |
Monitor and method for acquiring and processing electrical signals relating to bodily functions |
Nov. 29, 1994 |
| 5360008 |
Respiratory and cardiac monitor |
Nov. 1, 1994 |
| 5111814 |
Laryngeal pacemaker |
May. 12, 1992 |
| 5018523 |
Apparatus for common mode stimulation with bipolar sensing |
May. 28, 1991 |
| 5002064 |
Portable life detection monitor including lead fail detector and unique signal processing system |
Mar. 26, 1991 |
| 4899760 |
Noise rejecting detector for biomedical signals |
Feb. 13, 1990 |
| 4896120 |
Instrumentation amplifier arrangement |
Jan. 23, 1990 |
| 4890630 |
Bio-electric noise cancellation system |
Jan. 2, 1990 |
| 4865039 |
Dry electrode system for detection of biopotentials and dry electrode for making electrical and mechanical connection to a living body |
Sep. 12, 1989 |
| 4763659 |
Dry electrode system for detection of biopotentials |
Aug. 16, 1988 |
| 4751471 |
Amplifying circuit particularly adapted for amplifying a biopotential input signal |
Jun. 14, 1988 |
| 4742831 |
Selection and isolation apparatus for use with ECG device |
May. 10, 1988 |
| 4730618 |
Cardiac pacer for pacing a human heart and pacing method |
Mar. 15, 1988 |
| 4683441 |
Apparatus for establishing the differences between multiple pairs of analog input signals |
Jul. 28, 1987 |
| 4677986 |
Unsaturable sense amplifier for pacer system analyzer |
Jul. 7, 1987 |
| 4669479 |
Dry electrode system for detection of biopotentials |
Jun. 2, 1987 |
| 4649931 |
Sampled data sense amplifier |
Mar. 17, 1987 |
| 4598281 |
Electrical line interruption detection and alarm circuit |
Jul. 1, 1986 |
| 4596252 |
Pacer sense amplifier |
Jun. 24, 1986 |
| 4558702 |
Cardiac pacer having input/output circuit programmable for use with unipolar and bipolar pacer leads |
Dec. 17, 1985 |
| 4539999 |
Method and device for subtracting a pacer signal from an ECG signal |
Sep. 10, 1985 |
| 4532931 |
Pacemaker with adaptive sensing means for use with unipolar or bipolar leads |
Aug. 6, 1985 |
| 4530365 |
Physiological signal amplifier circuitry |
Jul. 23, 1985 |
| 4494551 |
Alterable frequency response electrocardiographic amplifier |
Jan. 22, 1985 |
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