Method and apparatus for surgical dissection

Details Method and apparatus for surgical dissection Method and apparatus for surgical dissection

2003-07-14

2008-10-28

Peffley, Michael (Department: 3739)

Surgery

Instruments

Electrical application

C606S041000, C607S101000

Reexamination Certificate

active

07442192

ABSTRACT:
An apparatus for dissecting tissue in a substantially uniform plane of dissection includes a housing configured to be advanced under a tissue layer, and control one of a depth of dissection or tissue flap thickness. The housing thermally shields at least a portion of the tissue flap. A roller is coupled to the housing. The roller is configured to smoothly advance housing over tissue. An energy delivery device is coupled to housing. The energy delivery device is configured to be coupled to an energy source. The energy delivery device has a geometry that substantially defines a plane of dissection.

REFERENCES:
patent: 5919219 (1999-07-01), Knowlton
patent: 6241753 (2001-06-01), Knowlton
patent: 6311090 (2001-10-01), Knowlton
patent: 6350276 (2002-02-01), Knowlton
patent: 6377854 (2002-04-01), Knowlton
patent: 6896674 (2005-05-01), Woloszko et al.
patent: WO 02/053048 (2002-07-01), None

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