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US 2016/0235530 A1Published application
Introducer sheath for transcatheter heart valve delivery
AssigneeSt. Jude Medical, Cardiology Division, Inc.
InventorsRalph J. Thomas, Gary W. Geiger
Life of this patent
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Abstract
An introducer sheath includes a tubular cannula extending between a leading end and trailing end, the cannula defining a lumen therethrough. A first balloon may be disposed adjacent the leading end of the cannula, the first balloon being configured and arranged to dilate from a collapsed condition to an expanded condition. An inflation port may be configured to receive an inflation medium to dilate the first balloon.
Claims20
An introducer sheath comprising:
- a tubular cannula extending between a leading end and trailing end, the cannula defining a lumen therethrough;
- a first balloon disposed adjacent the leading end of the cannula, the first balloon being configured and arranged to dilate from a collapsed condition to an expanded condition;
- and
- an inflation port configured to receive an inflation medium to dilate the first balloon.
1 more element
A method of delivering a collapsible prosthetic heart valve comprising:
- piercing an insertion location of a patient's body;
- partially inserting an introducer sheath into the patient's body, the insertion sheath having (i) a tubular cannula extending between a leading end and trailing end, the cannula defining a lumen therethrough, (ii) a first balloon disposed adjacent the leading end of the cannula, the first balloon being configured and arranged to dilate from a collapsed condition to an expanded condition, and (iii) an inflation port configured to receive an inflation medium to dilate the first balloon;
- and
- dilating the first balloon inside the patient's body to prevent movement of the introducer sheath in at least one direction.
1 more element
Dependencies are inferred from the claim text.