Medicinal liquid supply apparatus having fixed-type medicinal liquid supply volume controller and arbitrary medicinal liquid supply volume controller
US7905865B2 · kind B2 · utility
Assignee
Inventor
Key dates
| Filing date | Dec 2, 2008 |
| Grant date | Mar 15, 2011 |
| Priority date | — |
| Expiry date | Mar 2, 2029 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61M2005/1405
- WIPO fieldMedical technology
- WIPO sectorInstruments
Abstract
Disclosed therein is a medicinal liquid supply apparatus, which includes a fixed-type medicinal liquid supply volume controller adapted to supply medicinal liquid only as much as a paramedic sets and fixes and an arbitrary medicinal liquid supply volume controller adapted to allow a patient or the third party to arbitrarily supply the medicinal liquid as occasion demands during the paramedic's absence, thereby effectively supplying the medicinal liquid according to the patient's disease and pain conditions. The medicinal liquid supply apparatus includes: a fixed-type medicinal liquid supply volume controller having a plurality of medicinal liquid branch hoses opened and closed by a controller and a medicinal liquid transfer hose always opened, the medicinal liquid branch hoses and the medicinal liquid transfer hose being connected to an inflow part and an outflow part of a medicinal liquid control line thereof; and an arbitrary medicinal liquid supply volume controller connected to a double medicinal liquid hose having a branch tube connected to the medicinal liquid transfer hose of the fixed-type medicinal liquid supply volume controller, the arbitrary medicinal liquid supply volu…
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.