US4511157A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Apparatus for facilitating intravenous feeding during transportation of patient
Assignee: St Josephs Hospital and Medical Center
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Filing: 1982-07-19
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Granted: 1985-04-16
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Expires: 2002-07-19
Abstract
Abstract Apparatus for interconnecting a wheelchair and portable wheeled IV stand to maintain the wheelchair and IV stand in fixed spaced relationship with respect to one another when the wheelchair is being pushed by a medical attendant.
Inventors
- 👤 Chester F. Wilt, Jr.
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 05:49
CPC Classifications
A; A61; A61G; A61G5/00; A61G5/10; A61M; A61M5/00; A61M5/14; A61M5/1414; A61M5/1415; Y; Y10; Y10S; Y10S297/00; Y10S297/04
Claims Analysis
Total Claims: 4
Claim 1
Independent Claim
292 words
In combination with a portable IV stand and a wheelchair, said IV stand including a base, an upstanding elongate pole mounted on said base and adapted to carry an IV bottle, and ground engaging wheels rotatably mounted on said base, said wheelchair including a frame, a seat mounted on said frame, primary ground engaging wheels rotatably mounted rearwardly on said frame, secondary ground engaging wheels rotatably mounted forwardly on said frame, said secondary wheels being smaller than said primary wheels, said frame being shaped, contoured and dimensioned such that an individual standing behind said wheelchair can backwardly tilt said wheelchair on said primary wheels to raise said secondary wheels and the forward part of said frame upwardly away from the ground, substantially rigid means for interconnecting and maintaining said IV stand and said wheelchair in generally fixed spaced relationship with respect to one another when said wheelchair and IV stand are wheeled along the ground, said interconnecting means (a) being attached at one end to said wheelchair; (b) being attached at another end to said IV stand; (c) spanning the distance separating said wheelchair and said IV stand; and, (d) maintaining said IV stand in front of said wheelchair; such that when an individual behind said wheelchair (e) pushes said wheechair said IV stand moves in the same direction of and at the same rate of travel as said wheelchair and is generally maintained in said fixed, spaced relationship with respect to said wheelchair; and, (f) backwardly tilts said wheelchair to raise said secondary wheels of said wheelchair off of the ground said ground engaging wheels of said portable IV stand are raised from the ground to facilitate passage of said IV stand and said wheelchair over an obstruction on the ground.
Claim 2
Dependent Claim
292 words
In combination with a portable IV stand and a wheelchair, said IV stand including a base, an upstanding elongate pole mounted on said base and adapted to carry an IV bottle, and ground engaging wheels rotatably mounted on said base, said wheelchair including a frame, a seat mounted on said frame, primary ground engaging wheels rotatably mounted rearwardly on said frame, secondary ground engaging wheels rotatably mounted forwardly on said frame, said secondary wheels being smaller than said primary wheels, said frame being shaped, contoured and dimensioned such that an individual standing behind said wheelchair can backwardly tilt said wheelchair on said primary wheels to raise said secondary wheels and the forward part of said frame upwardly away from the ground, substantially rigid means for interconnecting and maintaining said IV stand and said wheelchair in generally fixed spaced relationship with respect to one another when said wheelchair and IV stand are wheeled along the ground, said interconnecting means (a) being attached at one end to said wheelchair; (b) being attached at another end to said IV stand; (c) spanning the distance separating said wheelchair and said IV stand; and, (d) maintaining said IV stand in front of said wheelchair; such that when an individual behind said wheelchair (e) pushes said wheechair said IV stand moves in the same direction of and at the same rate of travel as said wheelchair and is generally maintained in said fixed, spaced relationship with respect to said wheelchair; and, (f) backwardly tilts said wheelchair to raise said secondary wheels of said wheelchair off of the ground said ground engaging wheels of said portable IV stand are raised from the ground to facilitate passage of said IV stand and said wheelchair over an obstruction on the ground.
Claim 3
Dependent Claim
28 words
The apparatus of claim 1 wherein said interconnecting means is adapted such that said IV stand is readily disconnected from said interconnecting means and separated from said wheelchair.
Claim 4
Dependent Claim
24 words
The apparatus of claim 2 wherein said interconnecting means includes an elongate member spanning the distance between said wheelchair and said portable IV stand.
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1988-04-15 | 1988-10-15 | 1989-04-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1992-04-15 | 1992-10-15 | 1993-04-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1996-04-15 | 1996-10-15 | 1997-04-16 | $7700.00 | Window Closed / Lapsed |