Directional balloon transseptal insertion device for medical procedures with improved handle
US11666733B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Oct 2, 2020 |
| Grant date | Jun 6, 2023 |
| Priority date | — |
| Expiry date | Apr 23, 2041 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61M2210/125
- WIPO fieldMedical technology
- WIPO sectorInstruments
Abstract
The disclosed invention provides a handle for controlling movements of a transseptal insertion shaft which is suitable for facilitating precise and safe transseptal puncture of a cardiac interatrial septum, and a transseptal puncture system that include a transseptal insertion shaft and a handle to control movements of the transseptal insertion shaft. The handle includes two twister thread half shells, a nut inner and nut outer placed inside the two twister thread half shells, a first pull wire connected to a first side of the transseptal insertion shaft and coupled to the nut inner, a second pull wire connected to a second side of the transseptal insertion shaft and coupled to the nut outer. The nut inner and nut outer rotate in opposite directions to each other when the two twister thread half shells are turned in a direction.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.