Title:
LARGE-VOLUME BOLUS PATIENT CONTROLLED DRUG ADMINISTRATION DEVICE WITH LOCK-OUT
Document Type and Number:
WIPO Patent Application WO/2015/052603
Kind Code:
A3
Abstract:
A patient controlled liquid drug administration device providing either or both of a continuous flow of a liquid drug, as well as successive boluses thereof, to be self-administered by a patient while allowing delivery of only full bolus volumes. The device includes a reciprocating pump defining a closed internal reservoir having a fixed first wall, and a second, flexible wall that is axially movable in relation to the fixed wall between reservoir-full and reservoir-empty positions. A lock is connected to a push button that activates a plunger of the pump. The lock has a first position preventing the push button from being depressed when the push button is in an extended position and the plunger is in a reservoir-empty position and a second position permitting the push button to be depressed when the push button is in an extended position and the plunger is in a reservoir-full position.
Inventors:
VU QUANG NGOC (US)
DESAI SIDDHARTH (US)
SACCA GIUSEPPE (US)
DESAI SIDDHARTH (US)
SACCA GIUSEPPE (US)
Application Number:
PCT/IB2014/064346
Publication Date:
July 23, 2015
Filing Date:
September 09, 2014
Export Citation:
Assignee:
AVENT INC (US)
International Classes:
A61M5/14; A61M5/142; A61M5/168; A61M39/28
Domestic Patent References:
| WO2013043868A1 | 2013-03-28 |
Foreign References:
| EP0523456A1 | 1993-01-20 | |||
| US20040127860A1 | 2004-07-01 | |||
| US20120157918A1 | 2012-06-21 |
Attorney, Agent or Firm:
DORITY & MANNING, PA (Greenville, SC, US)
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