×

Multifunctional instrument for use in microinvasive surgery

  • US 7,252,660 B2
  • Filed: 09/24/2002
  • Issued: 08/07/2007
  • Est. Priority Date: 09/25/2001
  • Status: Active Grant
First Claim
Patent Images

1. Multifunctional instrument for microinvasive surgery having an operator hand grip (10), a multi-lumen tube (14) attached to the operator hand grip, at least two guide channels (16, 18, 20) formed in parallel in the tube, and surgical instruments (22, 24, 26) which are displaceably and rotatably mounted in the guide channels and comprise a shaft (220, 240, 260), on whose distal end is disposed in each case a surgical working element, wherein the instruments (22, 24, 26) can be displaced between a non-operative position, in which the respective working element is retracted into the tube, and a working position, in which the respective working element projects on the distal end of the tube, characterized in that the instruments (22, 24, 26) can be displaced into and out of the working position by means of a motor, at least one of the instruments (22, 24, 26) can be rotated in its working position by means of a motor, and an electronic control is provided to control at least the motor-driven displacement movements and rotational movements, wherein the tube (14) comprises two guide channels (16, 18) having a first diameter and one guide channel (20) having a second diameter which is larger than the first diameter, wherein the tube (14) further comprises at least one additional channel (70,72) which serves as a suction or rinsing channel, and wherein the at least one additional channels (70, 72) is formed adjacent to the guide channel (18) having the larger diameter.

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