Patent · US Active

Endoscope

US11357393B2 · kind B2 · utility

0Cited by

2References

9Claims

0Family size

Assignee

WUHAN YOUCARE TECHNOLOGY CO., LTD. · CN

Inventors

Gang Long · 红钢城街道, CN
Xuecheng Hu · Hubei, CN
Jinping LI · Shanghai, CN
Shaogang Wang · Hubei, CN
Junhui Zhang · Hangzhou City, CN
Jianxing Li · Spokane, US
Yaohui Wu · 红钢城街道, CN
Yeyun Mao · 红钢城街道, CN

Key dates

Filing date	Nov 17, 2019
Grant date	Jun 14, 2022
Priority date	—
Expiry date	Jul 13, 2040

Classification

Technology area (CPC A)Human Necessities
CPC primaryA61B2560/0443
WIPO fieldMedical technology
WIPO sectorInstruments

Abstract

An endoscope, including: a handle, a sheath tube, an endoscopic cannula, and a tensioning mechanism. The sheath tube includes a first axial guide hole and a first joint pin disposed in the first axial guide hole. The handle includes a second axial guide hole and a second joint pin disposed in the second axial guide hole. The first joint pin matches and is directly connected to the second joint pin. The sheath tube matches and connects to the handle. The handle includes a cavity and the tensioning mechanism is disposed in the cavity. The endoscopic cannula includes a flexible part extending out of the sheath tube and a rigid part fixed in the sheath tube. The flexible part includes a steering wire. The first joint pin is connected to the steering wire. The tensioning mechanism is connected to the second joint pin.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.