CPC A61M 5/3291 (2013.01) [A61M 5/3202 (2013.01); A61M 2005/311 (2013.01)] | 8 Claims |
1. An apparatus comprising:
a tip body defining a fluid chamber and receiving a stylet through the fluid chamber; and
a movable member coupleable to the stylet and including a membrane sealably enclosing the fluid chamber, the movable member being configured to move and to open the fluid chamber responsive to extension of the stylet, the membrane configured to release fluid from the fluid chamber upon the extension of the stylet.
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