Surgery – Instruments – Sutureless closure
Patent
1990-09-06
1991-10-01
Pellegrino, Stephen C.
Surgery
Instruments
Sutureless closure
606230, 606213, 604 51, A61B 1704
Patent
active
050530461
ABSTRACT:
A spinal needle which has the capability of sealing its opening after withdrawal. A first conventional spinal needle or cannula is used for standard diagnostic or therapeudic use. A second cannula is inserted concentrically into the first needle and includes a dural seal having an absorbable suture extending from the second cannula. A stylet is inserted into the second cannula dislodging the seal into the subarachnoid space. The cannulae are removed and the suture is pulled to set the dural seal in the spinal puncture.
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Janese Woodrow W.
Lewis Ralph A.
Pellegrino Stephen C.
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