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US 2020/0368401 A1Published application
Gap control in electrosurgical instruments using expanded polytetrafluoroethylene
AssigneeConmed Corporation
InventorDerek L. Eilers, Jr.
Life of this patent
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Abstract
An electrosurgical device having a pair of jaws, at least one electrode supported by one of the pair of jaws, and a sheet of expanded polytetrafluoroethylene positioned in covering relation to at least a portion of the at least one electrode. The sheet may have a porosity of between thirty and ninety percent. The sheet may have a plurality of pores with an average diameter of between 0.2 and 1.0 micrometers.
Claims11
An electrosurgical device, comprising:
- a pair of jaws;
- at least one electrode supported by one of the pair of jaws;
- and
- a sheet of expanded polytetrafluoroethylene positioned in covering relation to at least a portion of the at least one electrode.
1 more element
A method of protecting an electrosurgical device, comprising the steps of:
- providing an electrosurgical device having a pair of jaws and at least one electrode supported by one of the pair of jaws;
- and
- positioning a sheet of expanded polytetrafluoroethylene in covering relation to a portion of the at least one electrode.
A method of operating an electrosurgical device, comprising the steps of:
- providing an electrosurgical device having a pair of jaws, at least one electrode supported by one of the pair of jaws, and a sheet of expanded polytetrafluoroethylene in covering relation to a portion of the at least one electrode;
- closing the electrosurgical device about a portion of tissue to be treated;
- and
- energizing the electrosurgical device to accomplish a surgical procedure without any shorting between the electrodes.
1 more element
Dependencies are inferred from the claim text.