Medical instrument for cutting tissue in the human or animal body
First Claim
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1. Medical instrument for cutting and bipolar coagulating tissue in the human or animal body, comprising:
- a shaft having a distal and a proximal end;
a handle arranged at said proximal end;
a first and a second scissor arm arranged at said distal end, said first and second scissor arms being pivotal about a stationary pivot axis arranged at said scissor arms, said two scissor arms further being configured as electrodes to be supplied with high frequency current, wherein contacting regions of said two scissor arms are electrically insulated, and each of said first and second scissor arms comprising a cutting edge, said cutting edges slide across one another when pivoting said scissor arms, wherein at least one of said scissor arms comprises at least one bracket connected thereto which at least partially extends over an outer side of said other scissor arm.
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Abstract
A medical instrument is provided for cutting tissue or vessels in the human or animal body. The instrument comprises two scissor arms pivotal with respect to one another, each having a cutting edge. The cutting edges slide across one another when the scissor arms are pivoted. The first and second scissor arms are configured as electrodes to be supplied with high frequency current and pivotal about a stationary pivot axis arranged at the scissor arms. At least one of the scissor arms comprises at least one bracket connected thereto, which at least partially extends over the outer side of the other scissor arm.
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Citations
12 Claims
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1. Medical instrument for cutting and bipolar coagulating tissue in the human or animal body, comprising:
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a shaft having a distal and a proximal end;
a handle arranged at said proximal end;
a first and a second scissor arm arranged at said distal end, said first and second scissor arms being pivotal about a stationary pivot axis arranged at said scissor arms, said two scissor arms further being configured as electrodes to be supplied with high frequency current, wherein contacting regions of said two scissor arms are electrically insulated, and each of said first and second scissor arms comprising a cutting edge, said cutting edges slide across one another when pivoting said scissor arms, wherein at least one of said scissor arms comprises at least one bracket connected thereto which at least partially extends over an outer side of said other scissor arm. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12)
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Specification