Apparatus for accessing the circulatory system of a person or animal includes a port and a device for accessing the port. The access device has a solid introducer with a catheter received thereabout. The introducer and catheter are covered by telescoping containers which expose the insertion ends of...http://www.google.fr/patents/US5248301?utm_source=gb-gplus-shareBrevet US5248301 - Transcutaneous infusion apparatus and methods of manufacture and use
Transcutaneous infusion apparatus and methods of manufacture and use
