04436519 is referenced by 267 patents and cites 11 patents.

A hemostasis valve comprising a body having a central passage, a seal having a central aperature therein, the seal being mounted in the central passage, and a diaphragm having a wall member with a slit therein, the diaphragm being mounted in the central passage, the diaphragm wall member having an inner bottom diaphragm surface, and an outer bottom diaphragm surface, the slit extending from the inner bottom diaphragm surface to the outer bottom diaphragm surface, the wall member having a diaphragm chamber therewithin.

Title
Removable hemostasis valve
Application Number
6/267984
Publication Number
4436519
Application Date
May 28, 1981
Publication Date
March 13, 1984
Inventor
William J O Neill
Garland
TX, US
Agent
Sanford J Asman
Lawrence S Levinson
Assignee
Argon Medical
TX, US
IPC
A61M 5/00
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