Trocar set
US10278731B2 · kind B2 · utility
Inventors
Key dates
| Filing date | Apr 25, 2017 |
| Grant date | May 7, 2019 |
| Priority date | — |
| Expiry date | Jun 7, 2037 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61B2017/3486
- WIPO fieldMedical technology
- WIPO sectorInstruments
Abstract
A trocar set includes a handle portion, a first sleeve, a second sleeve, and a gas tight assembly. The handle portion includes a grip, a connection part, and a second gas valve. The connection part extends from the grip and includes an assembling channel. The second gas valve is connected to the connection part and communicates with the assembling channel. An assembling end of the first sleeve is assembled to the connection part. The second sleeve includes a receiving end, wherein the sleeving end is inserted into the receiving end. The gas tight assembly is fixed to the second sleeve and includes a gas tight sleeve and a gas tight ring. The gas tight sleeve encloses the receiving end, and the gas tight ring is pressed by the gas tight sleeve to be tightly attached to the first sleeve.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.