Negative pressure device and methods thereof
US10765598B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Aug 30, 2016 |
| Grant date | Sep 8, 2020 |
| Priority date | — |
| Expiry date | Jun 19, 2039 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61H2205/10
- WIPO fieldMedical technology
- WIPO sectorInstruments
Abstract
The present invention relates to a negative pressure device, including: a hollow needle assembly including: a hollow needle adaptor, the hollow needle adaptor has an axial through hole, a proximal connector, a distal connector and a flange between the proximal connector and the distal connector, and at least one hollow needle, each of the at least one hollow needle has a tip and an axial through hole and is in fluid communication with the proximal connector of the hollow needle adaptor; a host machine, the host machine includes a control module and a vacuum pump; and an exhaust pipe, the exhaust pipe is in fluid communication with the host machine and the distal connector of the hollow needle adaptor.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.