| Patent Number |
Title Of Patent |
Date Issued |
| D559387 |
Cannula tube |
January 8, 2008 |
|
| D552241 |
Electrosurgical generator |
October 2, 2007 |
|
| D533275 |
Obturator |
December 5, 2006 |
|
| D495054 |
Cannula head |
August 24, 2004 |
|
| D495053 |
Trocar |
August 24, 2004 |
|
| D477408 |
Electrosurgical generator |
July 15, 2003 |
|
| D477083 |
Surgical cart |
July 8, 2003 |
|
| D477082 |
Combination electrosurgical generator and cart |
July 8, 2003 |
|
| D380544 |
Manual control for a laparoscopic instrument |
July 1, 1997 |
|
| D305363 |
I. V. holder |
January 2, 1990 |
|
| 7540871 |
Integrated three-port receptacle and method for connecting hand and foot switched electrosurgica |
June 2, 2009 |
| A three-port receptacle connects both single-prong and three-prong electrical connectors of electrosurgical accessories to an electrosurgical generator. The receptacle includes two control ports for accepting the two control prongs of the three-prong connector and an energy-delivery |
| 7473243 |
Surgical instrument seal assembly |
January 6, 2009 |
| A surgical instrument valve assembly is provided with a valve seal where the upper portion of the valve seal is rigidly mounted to the body of the valve assembly. The lower portion of the valve seal is configured to allow some radial movement while the upper portion of the valve seal |
| 7344519 |
Trocar system |
March 18, 2008 |
| A trocar system includes a cannula having a cannula head and a cannula tube, and an obturator having a cap and either a rounded tip or a cutting blade. The head and cap form an ergonomically shaped bulbous handle. At least a portion of an outer surface of the cannula head may include a |
| 7317955 |
Virtual operating room integration |
January 8, 2008 |
| A virtual control system for an operating room establishes virtual control devices to control surgical equipment and patient monitoring equipment and to display control, status and functionality information concerning the surgical equipment and condition information of the patient. The |
| 7317954 |
Virtual control of electrosurgical generator functions |
January 8, 2008 |
| A virtual control panel controls the functionality of an electrosurgical generator in response to interrogating, preferably optically, an object, such as a user's finger, interacting with a control panel image as an act of control input over the functionality of the generator. The contro |
| 7235071 |
Gas-assisted electrosurgical accessory connector and method with improved gas sealing and biasin |
June 26, 2007 |
| Male and female mating pieces of a gas-assisted electrosurgical accessory connector are connectable together by radially contacting a sealing surface formed on one mating piece with a resilient radially-compressible sealing member carried on the other mating piece. A gas-tight seal exist |
| 7060035 |
Signal processing method and device for signal-to-noise improvement |
June 13, 2006 |
| A method and apparatus extract a signal component of a measured signal using one of two methods. If the signal component in the measured signal is a periodic signal with a certain well-defined peak-to-peak intensity value, upper and lower envelopes of the measured signal are determined |
| 7056303 |
Surgical instrument seal assembly |
June 6, 2006 |
| A surgical instrument valve assembly is provided with a valve seal where the upper portion of the valve seal is rigidly mounted to the body of the valve assembly. The lower portion of the valve seal is configured to allow some radial movement while the upper portion of the valve seal |
| 7027850 |
Signal processing method and device for signal-to-noise improvement |
April 11, 2006 |
| A method and apparatus extract a signal component of a measured signal using one of two methods. If the signal component in the measured signal is a periodic signal with a certain well-defined peak-to-peak intensity value, upper and lower envelopes of the measured signal are determined |
| 7001382 |
Electrosurgical coagulating and cutting instrument |
February 21, 2006 |
| An electrosurgical coagulating and cutting instrument employing pairs of clamping arms having wrist portions proximal to closing ramps and jaws and configured to close at their wrists first, then their distal tips and lastly, their heels. The instrument includes mechanisms for preventing |
| 6989003 |
Obturator and cannula for a trocar adapted for ease of insertion and removal |
January 24, 2006 |
| A surgical trocar device having an obturator and cannula that requires less force to insert and remove from tissue. The cannula includes a head assembly and the obturator includes a cap assembly that have cooperating surfaces that bear against each other so that when the obturator is |
| 6948503 |
Electrosurgical generator and method for cross-checking output power |
September 27, 2005 |
| The functionality and the output power delivered are evaluated in an electrosurgical generator by calculating first and second values related to the output power delivered by using separate first and second computations. The two calculated values are compared, and an error condition |
| 6942660 |
Electrosurgical generator and method with multiple semi-autonomously executable functions |
September 13, 2005 |
| Semi-autonomously executed routines accomplish the primary functions of electrosurgical energy delivery on a responsive basis for power control purposes and to adapt the delivered output waveform to perform new and better surgical procedures. The routines include and output voltage and |
| 6939347 |
Electrosurgical generator and method with voltage and frequency regulated high-voltage current m |
September 6, 2005 |
| DC input energy is converted into DC output voltage by the use of a switched current mode high-voltage power supply. Pulses of input current are switched through a conversion transformer and the energy content of each pulse is converted into the DC output voltage. The time widths of the |
| 6875210 |
Electrosurgical generator and method for cross-checking mode functionality |
April 5, 2005 |
| The functionality and the mode of operation are evaluated in an electrosurgical generator by determining whether a patterned pulse signal that contributes to the generation of electrosurgical energy is as expected. A number of pulses in the patterned pulse signal is compared to an ex |
| 6835082 |
Monopolar electrosurgical multi-plug connector device and method which accepts multiple differen |
December 28, 2004 |
| Each of a banana pin connector plug, a rolled sheet metal connector plug and a Bovie connector plug are electrically and mechanically connected an electrosurgical generator with a single adapter-less multi-plug connector device. These three connector plugs are prevalently used to connect |
| 6830569 |
Electrosurgical generator and method for detecting output power delivery malfunction |
December 14, 2004 |
| Output power delivery from an electrosurgical generator is evaluated to avoid malfunctions and risk conditions. Output power is delivered in a selected delivery path and the flow of output power is sensed in the selected delivery path and other delivery paths which have not been sele |
| 6726663 |
Trocar with disposable valve and reusable cannula |
April 27, 2004 |
| A modular trocar assembly having a cannula, a passive valve seal assembly and an instrument seal assembly all releasably joined to define a central axial bore, where the passive valve seal assembly contains a valve seal which prevents passage of gas through the trocar assembly into the |
| 6511479 |
Electrosurgical blade having directly adhered uniform coating of silicone release material and m |
January 28, 2003 |
| A stainless steel electrosurgical blade has a single uniform layer of release material comprising substantially silicone (polysiloxane) applied directly onto the stainless steel blade portion without the necessity of one or more coatings of primer material(s), or multiple layering of the |
| 6419675 |
Electrosurgical coagulating and cutting instrument |
July 16, 2002 |
| An electrosurgical coagulating and cutting instrument employing pairs of clamping arms having wrist portions proximal to closing ramps and jaws and configured to close at their wrists first, then their distal tips and lastly, their heels. The instrument includes mechanisms for preventing |
| 6409220 |
Universal suction canister pour spout adaptor |
June 25, 2002 |
| A universal suction canister pour spout adaptor for use with suction canisters of various designs to fit onto the internal or external pour spout of various standard suction canisters so that such canisters can receive materials through their pour spouts during surgical procedures. T |
| 6240323 |
Perforated size adjustable biomedical electrode |
May 29, 2001 |
| A perforated biomedical electrode having a detachable portion which allows a clinician to remove a portion of the electrode to thereby reduce the effective contact size of the electrode, e.g., the effective surface area for adhering the electrode to the patient's skin and/or the effectiv |
| 5921984 |
Bipolar electrosurgical instrument with coagulation feature |
July 13, 1999 |
| A bipolar electrosurgical instrument for cutting and coagulating tissue is disclosed. Also disclosed is a method for using the bipolar electrosurgical instrument. The instrument includes particular patterns of electrically conductive portions and electrically non-conductive portions |
| 5868742 |
Auxiliary reference electrode and potential referencing technique for endoscopic electrosurgical |
February 9, 1999 |
| Non-insulated surgical instruments are referenced to the electrical potential of a patient during minimally invasive electrosurgery to prevent unintentional patient burns, should the surgical instruments become accidentally energized during the electrosurgical procedure. An auxiliary |
| 5827280 |
Device for locking a protective endoscopic electrode sleeve |
October 27, 1998 |
| A locking device for a protective sleeve of an endoscopic electrode assembly having a connector for connecting the electrode assembly to a control handle, wherein the locking device comprises a post extending longitudinally from the connector and surrounding the elongated electrode, |
| 5824002 |
Trocar-cannula device |
October 20, 1998 |
| A trocar device, comprising a trocar cutting element, a surrounding insulating sheath, and a cannula surrounding the sheath, also includes an arrangement providing a substantially smooth transition between the sheath and cannula at the distal end of the cannula during the insertion of th |
| 5810805 |
Bipolar surgical devices and surgical methods |
September 22, 1998 |
| A surgical device includes a pair of end effector members. Rotation of one or both of the members about the longitudinal axis thereof enables a section of tissues to be inserted between the members and then grasped and compressed thereby. In use in laparoscopy, the members are rotated (o |
| 5695462 |
Gas insufflation needle apparatus and method of use |
December 9, 1997 |
| An insufflation needle apparatus which creates a pneumoperitoneum during the preparation of a patient for endoscopic surgical procedures is disclosed. The insufflation needle apparatus is characterized by a helical needle having a central helical passageway for gas therethrough. The |
| 5637111 |
Bipolar electrosurgical instrument with desiccation feature |
June 10, 1997 |
| A bipolar electrosurgical instrument including four shearing members is disclosed. The shearing members are movable to an open position for grasping tissue, a closed position for desiccating tissue by application of electrical current and a cutting position for shearing tissue. The e |
| 5626575 |
Power level control apparatus for electrosurgical generators |
May 6, 1997 |
| An electrosurgical generator system includes an electrosurgical handpiece including an active electrode for receiving electrosurgical power from a generator, and cut and coagulation mode switches and a foot activated switch device also including cut and coagulation mode switches. A signa |
| 5609573 |
Electrosurgical suction/irrigation instrument |
March 11, 1997 |
| An electrosurgical device provides the electrical energy from an electrosurgical generator to an electrode for cutting, coagulation, and the like, and further provides suction and irrigation to a cannula for the electrode. The device comprises a handle assembly adapted to be held in |
| 5599348 |
Electrosurgical trocar assembly |
February 4, 1997 |
| A trocar assembly includes an elongate trocar device and a surrounding cannula. The trocar device incorporates an electrosurgical cutting element which is used to make a guide hole for the cannula and thus enables the remainder of the trocar assembly to enlarge the puncture. An electroni |
| 5549604 |
Non-Stick electroconductive amorphous silica coating |
August 27, 1996 |
| The cutting surfaces of electrosurgical instruments are provided with an electroconductive coating of an inorganic silicon-containing non-stick material such as amorphous silica deposited thereon by plasma enhanced chemical vapor deposition. |
| 5520651 |
Self releasing suction and irrigation apparatus and method of attachment |
May 28, 1996 |
| An self-releasing suction and irrigation apparatus for providing surgical suction and irrigation to a body cavity such that, upon obstruction of the suction port by body tissue, the resulting increased vacuum pressure is automatically vented, thereby releasing the suction hold on the |
| 5496313 |
System for detecting penetration of medical instruments |
March 5, 1996 |
| A device is provided for use with a medical instrument including a tip which is designed to penetrate the wall of an internal cavity (e.g., the abdomen) of a patient, for detecting when that tip penetrates through the wall. The device includes a source of a medium frequency detection sig |
| 5484435 |
Bipolar electrosurgical instrument for use in minimally invasive internal surgical procedures |
January 16, 1996 |
| A bipolar electrosurgical instrument for use in laparoscopic surgery or other minimally invasive internal surgical procedures is disclosed. In one embodiment, a bipolar electrosurgical apparatus (10) is provided which is suitable for laparoscopic applications. The apparatus (10) comprise |
| 5468240 |
Manual control device for laparoscopic instrument |
November 21, 1995 |
| A manual control device for laparoscopic patient treatment by use of electrical curetage or coagulation, with means for clearing the surgical sight by irrigation or suction, finger operated buttons controlling the various functions, and an interlock mechanism disabling the electrical |
| 5436566 |
Leakage capacitance compensating current sensor for current supplied to medical device loads |
July 25, 1995 |
| A current sensing device enables sensing the current being delivered from a source to a load at a medical implement connected to the distal end of a primary conductor connected between the source and the load in situations wherein distributed capacitance between the primary conductor and |
| 5432459 |
Leakage capacitance compensating current sensor for current supplied to medical device loads wit |
July 11, 1995 |
| A current sensing device enables sensing the current being delivered from a source to a load at a medical implement connected to the distal end of a primary conductor connected between the source and the load in situations wherein distributed capacitance between the primary conductor and |
| 5376089 |
Electrosurgical instrument |
December 27, 1994 |
| A simple and reliable electrosurgical instrument includes a cable having a main contact wire and first and second insulated switch wires. The cable is received into a main member having three electrical terminals to secure the three wires to three electrically isolated conducting strips |
