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In-vivo modification of the mechanical properties of surgical devices

  • US 5,853,408 A
  • Filed: 06/01/1995
  • Issued: 12/29/1998
  • Est. Priority Date: 08/20/1992
  • Status: Expired due to Fees
First Claim
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1. A medical device for insertion into and transport through a patient'"'"'s vascular system, comprising:

  • an elongate member including a shaft, said shaft having a selected region formed of material having mechanical properties subject to change upon variation of said material'"'"'s operating temperature; and

    means for communicating a temperature controlled fluid to the selected region of said shaft for varying the selected region'"'"'s operating temperature without varying the operating temperature of an unselected region of the shaft of the elongate member, whereby the mechanical properties of the selected region of the shaft can be changed without changing the mechanical properties of the unselected region of the shaft of the elongate member.

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