Handle of endoscope with self-locking assembly and insertion end positioning assembly
US11980337B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | May 11, 2020 |
| Grant date | May 14, 2024 |
| Priority date | — |
| Expiry date | May 11, 2040 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61B1/0052
- WIPO fieldMedical technology
- WIPO sectorInstruments
Abstract
A handheld end of an endoscope includes a housing, an insertion end positioning assembly and a self-locking assembly. The self-locking assembly is hinged to the housing. The housing includes an insertion port. The insertion end positioning assembly includes a positioning member, a first positioning nut and a threaded steel tube. The positioning member is inserted into the insertion port. The threaded steel tube is in threaded fit with the first positioning nut. The first positioning nut is fixed in the positioning member. The insertion end positioning assembly further includes a through hole and a fixing member. The fixing member is fit with the through hole to abut against the threaded steel tube. The threaded steel tube is fit with the positioning member to fix an axial position of the positioning member. A second nut is fit with a fixing screw to fix a rotational position of the positioning member.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.