System for introducing and positioning expandable stents

Details System for introducing and positioning expandable stents System for introducing and positioning expandable stents

1998-04-20

1999-10-26

Buiz, Michael

Surgery

Instruments

Means for inserting or removing conduit within body

A61F 1100

Patent

active

059719907

ABSTRACT:
A catheter structure is provided for dilating and for positioning stents. The catheter structure includes a catheter having an inflatable balloon. Two collars are fixed around a catheter part inside the balloon and intended to define two annular shoulders one in front of the other and spaced apart in parallel. A tubular adapter is arranged around the catheter portion between the collar. The balloon, when empty, is wrapped around the collars with the tubular adapter comprised between same. The shoulders form bilateral axial closing means for a stent that is arranged and contracted around the empty and wrapped balloon.

REFERENCES:
patent: 4762128 (1988-08-01), Rosenbluth
patent: 5026377 (1991-06-01), Burton et al.
patent: 5779731 (1998-07-01), Leavitt
patent: 5846246 (1998-12-01), Dirks et al.

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