Search International and National Patent Collections

1. (WO2001026724) BALLOON DISSECTION APPARATUS

Pub. No.:    WO/2001/026724    International Application No.:    PCT/US2000/027862
Publication Date: Apr 19, 2001 International Filing Date: Oct 6, 2000
IPC: A61B 17/00
A61B 17/02
A61B 17/32
A61B 17/34
A61F 2/00
Applicants: GENERAL SURGICAL INNOVATIONS, INC.
Inventors: PEARTREE, Kenneth, A.
PALERMO, Thomas, J.
SHIGERU, Tanaka
POWELL, Ferolyn, T.
Title: BALLOON DISSECTION APPARATUS
Abstract:
Apparatus for creating an anatomic space in tissue in a body including an introducer device having a tubular member with a bore extending therethrough. A tunneling shaft assembly is slidably mounted in the bore of the introducer device. The tunneling shaft assembly includes a tunneling shaft having proximal and distal extremities. A blunt tip is secured to the distal extremity of the tunneling shaft. A balloon assembly is provided. The balloon assembly is removably secured to the tunneling shaft. The balloon assembly includes a deflated collapsed balloon. A sheath encloses the balloon and is carried by the tunneling shaft. The sheath has a weakened region extending longitudinally thereof permitting the sheath to be removed to release the balloon.