Surgery – Means for introducing or removing material from body for... – Treating material introduced into or removed from body...
Patent
1998-06-26
1999-12-21
Stright, Jr., Ronald K.
Surgery
Means for introducing or removing material from body for...
Treating material introduced into or removed from body...
604181, 604185, 604218, 604528, A61M 5178, A61M 500, A61M 5315, A61M 2501
Patent
active
060042958
ABSTRACT:
A catheter assembly especially adapted for injecting therapeutic liquids such as DNA solutions to a patient's myocardium comprises an elongated guiding catheter for insertion through a patient's artery to the vicinity of the myocardium, a reservoir for therapeutic liquid at the distal end of the guiding catheter, one or more injection needles protruding from the distal end of the guiding catheter and in fluid communication with the reservoir, the extent of needle protrusion being appropriate for penetration of but not passage through the myocardial wall, and an operating device for delivering a predetermined quantity of therapeutic liquid from the reservoir through the needles.
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Langer Anatoly
Stewart Duncan John
AN-GO-GEN Inc.
Bianco Patricia M.
Costellia Jeffrey L.
Sixeby Daniel W.
Stright Jr. Ronald K.
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