NON-STICK COATED ELECTROSURGICAL INSTRUMENTS AND METHOD FOR MANUFACTURING THE SAME
First Claim
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1. An electrosurgical instrument, comprising:
- a handle having a shaft that extends therefrom;
an end effector disposed at a distal end of the shaft;
at least one electrode operably coupled to the end effector and adapted to couple to a source of electrosurgical energy;
a titanium nitride coating covering at least a portion of the electrode;
a chromium nitride coating covering at least a portion of the electrode; and
a hexamethyldisiloxane plasma coating covering at least a portion of the chromium nitride coating.
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Abstract
An end effector assembly for use with an electrosurgical instrument is provided. The electrosurgical instrument includes a handle having a shaft that extends therefrom, an end effector disposed at a distal end of the shaft, at least one electrode operably coupled to the end effector and adapted to couple to a source of electrosurgical energy, a titanium nitride coating covering at least a portion of the electrode, a chromium nitride coating covering at least a portion of the electrode and/or titanium nitride coating, and a hexamethyldisiloxane plasma coating covering at least a portion of the chromium nitride coating.
10 Citations
18 Claims
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1. An electrosurgical instrument, comprising:
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a handle having a shaft that extends therefrom; an end effector disposed at a distal end of the shaft; at least one electrode operably coupled to the end effector and adapted to couple to a source of electrosurgical energy; a titanium nitride coating covering at least a portion of the electrode; a chromium nitride coating covering at least a portion of the electrode; and a hexamethyldisiloxane plasma coating covering at least a portion of the chromium nitride coating. - View Dependent Claims (2, 3, 4, 5, 6)
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7. An end effector assembly including a pair of opposing jaw members, each of the jaw members comprising:
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a support base; an electrical jaw lead; a sealing plate coupled to the electrical jaw lead and the support base, the sealing plate having a stainless steel layer; a titanium nitride coating disposed over at least a portion of the stainless steel layer; a chromium nitride coating disposed over at least a portion of the stainless steel layer; and a hexamethyldisiloxane plasma coating disposed over at least one of the support base, the sealing plate, or the chromium nitride coating. - View Dependent Claims (8, 9, 10, 11, 12)
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13. A method of manufacturing an electrosurgical instrument, comprising:
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applying a titanium nitride coating to at least a portion of an electrically conductive surface; applying a chromium nitride coating to at least a portion of an electrically conductive surface; assembling the coated electrically conductive surface to a treatment member; and applying a hexamethyldisiloxane plasma coating over at least a portion of the treatment member. - View Dependent Claims (14, 15, 16, 17, 18)
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Specification