Surgery – Respiratory method or device – Ozone or ion generation
Patent
1975-07-07
1977-12-13
Crowder, Clifford D.
Surgery
Respiratory method or device
Ozone or ion generation
428 65, 428497, 428521, A61F 544
Patent
active
040623610
ABSTRACT:
An ostomy sealing disc adapted to fit around a stoma and forming a seal between the skin around the stoma and a drainage pouch, the sealing disc having an opening through which the digestive juices flow from the stoma into the drainage pouch and comprising a layer of a hydrocolloid and a layer of an elastomeric material, the two layers being firmly attached to each other.
REFERENCES:
patent: 2563597 (1951-08-01), Friedman
patent: 2593210 (1952-04-01), Smith
patent: 3077192 (1963-02-01), Berger
patent: 3249109 (1966-05-01), Maeth et al.
patent: 3302647 (1967-02-01), Marsan
patent: 3339546 (1967-09-01), Chen
patent: 3373745 (1968-03-01), Benfield et al.
patent: 3612053 (1971-10-01), Pratt
patent: 3640741 (1972-02-01), Etes
Coloplast International A/S
Crowder Clifford D.
DeLaurentis Anthony J.
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