Dilatation catheter with angled balloon
CA 1287539 C · Owner: Advanced Cardiovascular Systems, Inc. · Inventors: Barker, Andree L.; Powell, Elizabeth A.
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
Angled balloon dilatation catheter having a flexible elongate tubular member with first and second lumens extending therethrough and with proximal and distal extremities. An angled balloon is carried by the distal extremity of the tubular member. The elongate tubular member has a tubular element extending through the balloon. The first lumen extends through the tubular element and is capable of receiving a guide wire so that the guide wire extends therethrough. The second lumen is in communication with the interior of the angled balloon for inflating and deflating the balloon. The balloon subtends a predetermined interior angle.
Read the whole patent
Listed from its CIPO record in Patent Yard's archive of Canadian patents past their term. Its claims, description and drawings are in the CIPO record and on Google Patents, and the Claude kit works from them.
Why it's free to use
- Granted August 13, 1991. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended August 13, 2008.
- We check Canadian rights only. A patent in its family in another country could still be in force: check its family on Google Patents.
Timeline
Timeline From CIPO dates
Sources & verification
Official CIPO records
Everything on this page comes from the CIPO record linked above. Contains information licensed under the Open Government Licence – Canada.