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Electrosurgical ablation and aspiration apparatus having flow directing feature and methods related thereto

  • US 6,949,096 B2
  • Filed: 01/21/2003
  • Issued: 09/27/2005
  • Est. Priority Date: 01/21/1998
  • Status: Expired due to Term
First Claim
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1. An electrosurgical probe for treating a target tissue at a surgical site, comprising:

  • a shaft having a shalt distal end and a shaft proximal end; and

    an active electrode assembly disposed at the shaft distal end, wherein the active electrode assembly includes an electrically insulating electrode support and an active electrode screen, the electrically insulating electrode support including at least one flow protector and a treatment surface, the at least one flow protector protruding from the treatment surface, and the active electrode screen disposed on the treatment surface of the electrically insulating electrode support.

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