Syringe barrel for pre-filled syringe, syringe system, and pre-filled syringe
US11020530B2 · kind B2 · utility
1Cited by
1References
13Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Oct 24, 2018 |
| Grant date | Jun 1, 2021 |
| Priority date | — |
| Expiry date | Nov 19, 2038 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB32B25/08
- WIPO fieldMedical technology
- WIPO sectorInstruments
Abstract
A syringe body for a prefilled syringe includes: a hollow body portion; a proximal-end opening portion provided at a proximal end portion of the body portion; and a distal-end nozzle provided at a distal end portion of the body portion. The body portion is made of a cyclic olefin polymer or a cyclic olefin copolymer. The body portion has a thick body portion accounting for 80% or more of the body portion along an axial direction. A wall thickness of the thick body portion is 2.23 to 2.40 mm.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.