×

Surgical instrument and method for endoscopic tissue dissection

  • US 6,206,823 B1
  • Filed: 08/02/1999
  • Issued: 03/27/2001
  • Est. Priority Date: 08/02/1999
  • Status: Expired due to Fees
First Claim
Patent Images

1. A surgical instrument for optically penetrating bodily tissue to create an initial body cavity and comprising:

  • a. an elongated, hollow shaft having a longitudinal axis, a proximal end, and a distal end, said hollow shaft having a lumen therethrough; and

    b. a hollow and enclosed optical penetrating tip having a cylindrical portion attached to said distal end of said hollow shaft and a tapered portion extending distally therefrom, said tapered portion having an apex spaced laterally apart from said longitudinal axis.

View all claims
  • 3 Assignments
Timeline View
Assignment View
    ×
    ×