Methods and devices for vascular access
US12239814B2 · kind B2 · utility
0Cited by
72References
20Claims
0Family size
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Key dates
| Filing date | Jan 5, 2024 |
| Grant date | Mar 4, 2025 |
| Priority date | — |
| Expiry date | Jan 5, 2044 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61M2039/0036
- WIPO fieldMedical technology
- WIPO sectorInstruments
Abstract
Valve assemblies having improved ability to selectively control flow of fluids through the catheter and prevent leakage of fluids from the proximal end of a catheter that is positioned within a patient. Such improved catheter valve assemblies also prevent leakage of fluids after repeated insertion and removal of medical instruments through the valve.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.