US4801268A
Expired / Lapsed
US
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Manikin for practicing artificial respiration
Assignee: Ambu International AS
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Filing: 1988-04-14
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Granted: 1989-01-31
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Expires: 2008-04-14
Abstract
Abstract A manikin for practicing artificial respiration by the mouth-to-mouth or mouth-to-nose method and comprising an inflatable lung element, a chest element and a head element having a cavity containing a replaceable bag surrounded by an elastically expandable cover having a predetermined internal volume in its state of rest, the bag having an air inlet which is airtightly connected with a replaceable mouth and nose element and the cavity in the head element being connected with the lung element through an air duct. The manikin does not malfunction in case of a leakage in the secondary air system.
Inventors
- 👤 Ole B. Kohnke
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 17:56
CPC Classifications
G; G09; G09B; G09B23/00; G09B23/28; G09B23/288
Claims Analysis
Total Claims: 6
Claim 1
Independent Claim
98 words
A manikin for practicing artificial respiration by the mouth-to-mouth or mouth-to-nose method, said manikin comprising an inflatable element simulating a lung, an element simulating a chest and a hollow element simulating a head, said head element comprising a cavity containing a replaceable inflatable bag having an air inlet which is airtightly connected to a replaceable element simulating a mouth and nose, the cavity in the head being connected to the lung simulating element through an air duct, and wherein the bag is surrounded by an elastically expandable cover having a predetermined internal volume in its state of rest.
Claim 2
Dependent Claim
98 words
A manikin for practicing artificial respiration by the mouth-to-mouth or mouth-to-nose method, said manikin comprising an inflatable element simulating a lung, an element simulating a chest and a hollow element simulating a head, said head element comprising a cavity containing a replaceable inflatable bag having an air inlet which is airtightly connected to a replaceable element simulating a mouth and nose, the cavity in the head being connected to the lung simulating element through an air duct, and wherein the bag is surrounded by an elastically expandable cover having a predetermined internal volume in its state of rest.
Claim 3
Dependent Claim
11 words
A manikin as in claim 1, wherein the cover is tubular.
Claim 4
Dependent Claim
26 words
A manikin as in claim 2, wherein the cover consists of a woven or knitted tubular body wholly or partially consisting of elastic threads or yarn.
Claim 5
Dependent Claim
16 words
A manikin as in claim 1 wherein the cover is permanently attached to the head element.
Claim 6
Dependent Claim
28 words
A manikin as in claim 1, wherein the air duct comprises a one-way valve allowing air to flow into the air duct when the pressure therein is subatmospheric.
References Cited (Backward Citations)
US3049811A
Cited
US4001950A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1992-01-31 | 1992-08-01 | 1993-01-31 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1996-01-31 | 1996-08-01 | 1997-01-31 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 2000-01-31 | 2000-08-01 | 2001-01-31 | $7700.00 | Window Closed / Lapsed |