Balloon catheter, in particular for delivering drugs or stents in the region of a stenosis
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United States of America Patent
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Sep 26, 2017
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app pub date -
Oct 27, 2011
filing date -
Nov 9, 2010
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Abstract
A balloon catheter, in particular for delivering medicaments, stents or medicament-coated stents in the region of a stenosis, comprising
- an outer shaft (4)an inner shaft (6), anda balloon (7) at the distal catheter end, which balloon is dilatable by a feedable pressure fluid and which is attached with its proximal end (8) to the outer shaft (4) and with its distal end (9) to the inner shaft (6) which protrudes the outer shaft (4) in the distal direction,anda cover sheath (15) which is seated in a covering position over the contracted balloon (7) and is displaceably guided on the outer shaft (4) and which is displaceable on the outer shaft (4) in the proximal direction via its front opening (17) by the dilating balloon (7) while continuously releasing the same from distal to proximal.
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