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Flexible access device

  • US 5,242,409 A
  • Filed: 05/16/1991
  • Issued: 09/07/1993
  • Est. Priority Date: 05/16/1991
  • Status: Expired due to Term
First Claim
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1. An access device adapted to facilitate introduction of an instrument into a body cavity, the instrument having an elongate shaft and a bend in the shaft, the device including:

  • a cannula having a proximal end and a distal end, and portions defining a channel extending along an axis between the proximal end and the distal end, the cannula being adapted for insertion into the body cavity with the distal end of the cannula disposed inside the cavity and the proximal end of the cannula disposed outside the cavity;

    a hub disposed at the proximal end of the cannula, the hub having a wall with an inner surface defining an axial bore communicating with the channel of the cannula andthe hub being formed of a resilient material and having properties for being progressively bent along the axis of the hub to permit insertion of the bend of the rigid instrument through the access device.

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