Introducer sheath with expandable introducer
US12409297B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Oct 2, 2023 |
| Grant date | Sep 9, 2025 |
| Priority date | — |
| Expiry date | Oct 2, 2043 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61M2025/0681
- WIPO fieldMedical technology
- WIPO sectorInstruments
Abstract
A system for introducing a delivery apparatus into a patient's vasculature. The system may include a sheath having a lumen and configured to be inserted into the patient's vasculature. An introducer has a channel for receiving a guide wire and is configured to be positioned within the lumen of the sheath. A plug is coupled to the introducer and is configured to move from a first position in which the plug has a first diameter to a second position in which the plug has a second diameter that is greater than the first diameter and greater than the interior diameter of the sheath, the plug being configured to slide within the lumen in a direction from the distal end of the sheath towards the proximal end of the sheath to expand the sheath in the direction radially outward from the lumen.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.