Laparoscopic surgical system
First Claim
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1. A suture closure system configured for engagement with an aperture provided in an abdominal wall, the system comprising:
- a housing defining a lumen for receipt of a trocar, the housing comprising an abdominal wall engaging portion and an outer resting portion which in use will rest against an outer surface of the abdominal wall, the abdominal wall engaging portion extending circumferentially about and being separate to the lumen;
the housing further comprising a first needle guide channel provided in a side wall of the abdominal wall engaging portion and a second needle guide channel provided in a side wall of the abdominal wall engaging portion, each of the first needle guide channel and the second needle guide channel enclosed within the side wall of the abdominal wall engaging portion, each of the first needle guide channel and the second needle guide channel being provided on opposite sides of the lumen respectively and having a diameter smaller than a diameter of the lumen, each of the needle guide channels having an entry port for receiving a needle driver, the entry port being positioned above the abdominal wall engaging portion, and an exit port being located above a distal end portion of the abdominal wall engaging portion, the exit port providing an exit from the needle guide channel through which a suture may exit the housing and into the abdominal wall, the entry and exit ports for each needle guide channel being provided on the same side of the lumen, the guide channels providing a convex surface proximal to the lumen such that the suture will exit the side wall of the abdominal wall engaging portion away from the lumen and into the abdominal wall on being displaced out of the needle guide channel.
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Abstract
A laparoscopic port closure device is described. The device allows for the deployment of a suture internally into an abdominal wall and the subsequent use of that deployed suture to effect a closing of the wound that was used for the port. The deployed suture may be used during the surgical procedure to effect a securing or anchoring of the device.
106 Citations
16 Claims
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1. A suture closure system configured for engagement with an aperture provided in an abdominal wall, the system comprising:
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a housing defining a lumen for receipt of a trocar, the housing comprising an abdominal wall engaging portion and an outer resting portion which in use will rest against an outer surface of the abdominal wall, the abdominal wall engaging portion extending circumferentially about and being separate to the lumen; the housing further comprising a first needle guide channel provided in a side wall of the abdominal wall engaging portion and a second needle guide channel provided in a side wall of the abdominal wall engaging portion, each of the first needle guide channel and the second needle guide channel enclosed within the side wall of the abdominal wall engaging portion, each of the first needle guide channel and the second needle guide channel being provided on opposite sides of the lumen respectively and having a diameter smaller than a diameter of the lumen, each of the needle guide channels having an entry port for receiving a needle driver, the entry port being positioned above the abdominal wall engaging portion, and an exit port being located above a distal end portion of the abdominal wall engaging portion, the exit port providing an exit from the needle guide channel through which a suture may exit the housing and into the abdominal wall, the entry and exit ports for each needle guide channel being provided on the same side of the lumen, the guide channels providing a convex surface proximal to the lumen such that the suture will exit the side wall of the abdominal wall engaging portion away from the lumen and into the abdominal wall on being displaced out of the needle guide channel. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16)
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Specification