Puncture needle, puncture device, and blood sampling device
US12144625B2 · kind B2 · utility
0Cited by
5References
9Claims
0Family size
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Key dates
| Filing date | Oct 9, 2019 |
| Grant date | Nov 19, 2024 |
| Priority date | — |
| Expiry date | Sep 11, 2041 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61M2005/3289
- WIPO fieldMedical technology
- WIPO sectorInstruments
Abstract
Provided is a puncture needle that receives lower puncture resistance than conventional techniques. A puncture needle in accordance with an aspect of the present invention includes a needle body (10) that includes a main portion (12) and a distal portion (11) tapering from the main portion (12) and that is rotatable about a central axis (1) of the needle body (10), the needle body (10) including needle parts (15) separated by a boundary along the central axis, each of the needle parts (15) being independently translatable along the central axis (1).
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.