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Class Information
Number: 606/35
Name: Surgery > Instruments > Electrical application > Systems > Ground electrode monitoring
Description: Subject matter including means for monitoring the return circuit path from the body.










Patents under this class:
1 2 3

Patent Number Title Of Patent Date Issued
7296571 Electrical cautery-oxygen safety device Nov. 20, 2007
7229307 Return pad cable connector Jun. 12, 2007
7182604 Return pad cable connector Feb. 27, 2007
7169145 Tuned return electrode with matching inductor Jan. 30, 2007
7166102 Self-limiting electrosurgical return electrode Jan. 23, 2007
7160293 Multiple RF return pad contact detection system Jan. 9, 2007
6997735 Return pad cable connector Feb. 14, 2006
6939344 Method for controlling skin temperature during thermal treatment Sep. 6, 2005
6860881 Multiple RF return pad contact detection system Mar. 1, 2005
6821281 Microstructures for treating and conditioning skin Nov. 23, 2004
6666859 Self-limiting electrosurgical return electrode Dec. 23, 2003
6582424 Capacitive reusable electrosurgical return electrode Jun. 24, 2003
6565559 Electrosurgical return electrode monitor May. 20, 2003
6544258 Pressure sore pad having self-limiting electrosurgical return electrode properties and optional heating/cooling capabilities Apr. 8, 2003
6488678 RF ablation apparatus and method using unipolar and bipolar techniques Dec. 3, 2002
6454764 Self-limiting electrosurgical return electrode Sep. 24, 2002
6325799 Electrosurgical instrument Dec. 4, 2001
6258085 Electrosurgical return electrode monitor Jul. 10, 2001
6200314 RF ablation apparatus and method using unipolar and bipolar techniques Mar. 13, 2001
6171304 Method and apparatus for controlling contact of biomedical electrodes with patient skin Jan. 9, 2001
6083221 Resistive reusable electrosurgical return electrode Jul. 4, 2000
6063075 Electrosurgical apparatus and separation detecting method capable of stably monitoring separation state of return electrode May. 16, 2000
6059778 RF ablation apparatus and method using unipolar and bipolar techniques May. 9, 2000
6007532 Method and apparatus for detecting loss of contact of biomedical electrodes with patient skin Dec. 28, 1999
5976128 Electrosurgical high frequency generator Nov. 2, 1999
5971981 High frequency surgical apparatus and method of its operation Oct. 26, 1999
5947961 Biomedical electrode having skin-equilibrating adhesive at its perimeter and method for using same Sep. 7, 1999
5936536 Electrical insulation testing device and method for electrosurgical instruments Aug. 10, 1999
5885277 High-frequency surgical instrument for minimally invasive surgery Mar. 23, 1999
5836942 Biomedical electrode with lossy dielectric properties Nov. 17, 1998
5830212 Electrosurgical generator and electrode Nov. 3, 1998
5817091 Electrosurgical device having a visible indicator Oct. 6, 1998
5814996 Leakage detector having shielded contacts Sep. 29, 1998
5800426 High-frequency heating power device for catheter Sep. 1, 1998
5797902 Biomedical electrode providing early detection of accidental detachment Aug. 25, 1998
5766165 Return path monitoring system Jun. 16, 1998
5752951 Shielded monopolar electrosurgical apparatus May. 19, 1998
5688269 Electrosurgical apparatus for laparoscopic and like procedures Nov. 18, 1997
5632280 Method for circuit fault detection in differential signal detectors May. 27, 1997
5480399 Electrosurgery monitor and apparatus Jan. 2, 1996
5452725 Cable termination status detection Sep. 26, 1995
5445635 Regulated-current power supply and methods for resistively-heated surgical instruments Aug. 29, 1995
5431638 Energy dissipation device Jul. 11, 1995
5372596 Apparatus for leakage control and method for its use Dec. 13, 1994
5370645 Electrosurgical processor and method of use Dec. 6, 1994
5312401 Electrosurgical apparatus for laparoscopic and like procedures May. 17, 1994
5246439 Electrosurgery equipment Sep. 21, 1993
5196008 Method and circuit for monitoring electrode surfaces at the body tissue of a patient in an HF surgery device Mar. 23, 1993
5152762 Current leakage control for electrosurgical generator Oct. 6, 1992
5133714 Electrosurgical suction coagulator Jul. 28, 1992

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