04739768 is referenced by 389 patents and cites 5 patents.

A catheter for use with a guide wire which can be guided from an external body access site to an internal tissue, and into the tissue along a tortuous path of at least about 5 cm through vessels of less than about 3 mm lumen inner diameter. The catheter includes a relatively stiff proximal segment dimensioned to track the wire from the access site to a region adjacent the internal tissue, and a relatively flexible distal segment dimensioned to track the wire along the tortuous path within the soft tissue.

Title
Catheter for guide-wire tracking
Application Number
6/869597
Publication Number
4739768
Application Date
June 2, 1986
Publication Date
April 26, 1988
Inventor
Erik T Engelson
Palo Alto
CA, US
Agent
Ciotti & Murashige Irell & Manella
Assignee
Target Therapeutics
CA, US
IPC
A61B 6/00
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