Medical needle and puncture tool
US10687747B2 · kind B2 · utility
Assignee
Inventor
Key dates
| Filing date | Feb 4, 2015 |
| Grant date | Jun 23, 2020 |
| Priority date | — |
| Expiry date | May 31, 2035 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61B10/02
- WIPO fieldMedical technology
- WIPO sectorInstruments
Abstract
A medical needle comprising a flat puncturing part having front and back surfaces that are parallel to each other, wherein the puncturing part comprises a pair of side-surface inclined parts and provided at tips of respective side surfaces and a front-surface inclined part provided at a tip of the front surface, the pair of side-surface inclined parts and the front-surface inclined part each extend in an inclined manner relative to a puncturing direction so as to be tapered, and the tip of the front-surface inclined part adjoins a blade edge part formed by adjoining the tips of the pair of side-surface inclined parts and a depression is formed in the front surface of the puncturing part so as to partially indent the pair of side-surface inclined parts and the front-surface inclined part.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.