Medicinal xiding vial and dispensing apparatus and injection apparatus thereof
US10188584B2 · kind B2 · utility
Inventors
Key dates
| Filing date | Jan 25, 2014 |
| Grant date | Jan 29, 2019 |
| Priority date | — |
| Expiry date | Apr 25, 2034 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61J1/201
- WIPO fieldMedical technology
- WIPO sectorInstruments
Abstract
A medicinal xiding vial, and a dispensing apparatus and an injection apparatus thereof, comprise a reversely pressed medicinal xiding vial, a reversely pressed dispensing apparatus and a reversely pressed injection apparatus thereof, a general medicinal xiding vial, and a general injection apparatus. The reversely pressed medicinal xiding vial comprises a vial body whose inner wall is a straight cylinder. A first piston is disposed on a position close to the vial opening of the vial body. A blind hole is disposed at the center of an outer bottom surface of the first piston. The vial opening is provided with an outer edge, and a seal cap is fixed on the out edge to prevent the first piston from falling off. In combination with the dispensing apparatus and the injection apparatus thereof, the medicinal xiding vial can solve the problem of secondary pollution during medicine dispensing and injection.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.