Surgical access device

  • US 6,945,932 B1
  • Filed: 03/20/2000
  • Issued: 09/20/2005
  • Est. Priority Date: 03/18/1999
  • Status: Expired due to Term
First Claim
Patent Images

1. A surgical device (1) for use in minimally invasive surgery of the type using an inflated body cavity (2) accessible to a surgeon through an access port, defined by the device (1), surrounding an incision in a patient'"'"'s body, the device (1) having:

  • body cavity engagement means (5) for insertion into the incision to locate the device (1) in position;

    fixing means (10) for attaching the device to a patient'"'"'s skin, the fixing means including a proximal ring (6);

    a sleeve (4) connected between the body cavity engagement means and the fixing means, wherein the sleeve is adjustable by the positioning of the proximal ring so that the positioning of the proximal ring retracts the sleeve to cause the sleeve to apply outward pressure against the patient'"'"'s body to retract the incision to define an access port and create a seal between the incision and sleeve; and

    sealing means, at least one of mounted on the sleeve and operating on the sleeve, to prevent substantial leakage of gas from the body cavity on inflation when in an inoperative position and formed to mould about a substantial portion of a surgeon'"'"'s hand or surgical instrument on insertion in an operating position.

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