A - Human Necessities – 61 – M
Patent
A - Human Necessities
61
M
128/126
A61M 29/00 (2006.01) A61M 25/10 (2006.01) A61B 17/22 (2006.01) A61M 1/00 (2006.01)
Patent
CA 1204644
- 1 - METHOD AND APPARATUS FOR REMOVING AND/OR ENLARGING CONSTRICTED AREAS IN VESSELS CONDUCTING BODY FLUIDS Abstract: An apparatus and method for comminuting and/or eliminating constricted areas in vessels of all types whereby fissures and cracks in the vessel walls during the treatment of stenosis in blood vessels and also coronary obstruction are to be avoided. A treatment catheter is used which is equipped with two inflatable balloons which seal off a construction place in a vessel on both sides thereof whereby the degree of expansion of both balloons is externally regulatable. An inlet member for the supply of means dissol- ving the material of the constriction area or comminuting the same into smaller particles and an outlet member for the removal of the dissolved or comminuted material of the constriction place are provided in the walls of the treatment catheter within the area delimited by the two balloons. These inlet and outlet members are in communication with a channel accessible from the outside.
416242
Merkel Volkmar
Weikl Andreas
Kirby Eades Gale Baker
Merkel Volkmar
Prof. Dr. Andreas Weikl
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