Surgery – Respiratory method or device – Means for mixing treating agent with respiratory gas
Patent
1994-07-12
1996-01-09
Burr, Edgar S.
Surgery
Respiratory method or device
Means for mixing treating agent with respiratory gas
604 58, A61M 1500
Patent
active
054820324
ABSTRACT:
The present invention relates to a device for dislodging powder carried on the surface of a flexible sheet material. The device incorporates a resettable impactor including a head for striking the sheet material, wherein the head comprises an elongate striking surface which is curved in both planes orthoganol to the plan of the sheet material.
REFERENCES:
patent: 3059815 (1962-10-01), Parsons
patent: 5160016 (1992-11-01), Moksnes
Hodson Peter D.
Smith David K.
Wass Anthony C. L.
Astra Aktiebolag
Burr Edgar S.
Deane, Jr. William J.
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