Arthroscopic cannula
US11484340B2 · kind B2 · utility
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6Claims
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Key dates
| Filing date | Dec 19, 2016 |
| Grant date | Nov 1, 2022 |
| Priority date | — |
| Expiry date | Sep 4, 2038 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61B2217/005
- WIPO fieldMedical technology
- WIPO sectorInstruments
Abstract
Disclosed is an arthroscopic cannula to solve the problem of more wounds being created due to the use of a plurality of cannulas in a conventional arthroscopic surgery. The arthroscopic cannula includes a cannula body, a spacer provided inside the cannula body and extending axially along the cannula body to divide an internal space of the cannula body into a first chamber and a second chamber, and a joint connected to one end of the cannula body. The interior of the joint intercommunicates with the first chamber and the second chamber.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.