Insert tube and endoscope using the same
US10918268B2 · kind B2 · utility
Assignee
Inventor
Key dates
| Filing date | Dec 28, 2017 |
| Grant date | Feb 16, 2021 |
| Priority date | — |
| Expiry date | Jan 20, 2039 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61M25/0054
- WIPO fieldMedical technology
- WIPO sectorInstruments
Abstract
An insert tube and an endoscope using the same are provided. The insert tube comprises a catheter. The catheter comprises a distal section, a bending section and a extend section, and the distal section. The bending section and the extend section are integrally formed through a metal material. A plurality of a first line groove and a plurality of second line groove are formed and arranged in staggered relation on two corresponding sides of the bending section along the central axis direction of the catheter, respectively. At least one the second line groove is arranged between the first line grooves. The first line groove and the second line groove have a first arc length and a second arc length, respectively. A length of the first arc length is greater than a length of the second arc length.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.