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Tip filled ultrasound catheter

  • US 5,002,059 A
  • Filed: 07/26/1989
  • Issued: 03/26/1991
  • Est. Priority Date: 07/26/1989
  • Status: Expired due to Term
First Claim
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1. A device for diagnosing body interiors utilizing the transmission and receiving of ultrasonic waves generated therewithin, said device comprising:

  • an elongated catheter sheath formed of a ultrasonically transmissible material having a patient insertable distal end and a proximal end;

    an elastomeric septum arranged within said distal end of said elongated catheter sheath to define a chamber with respect to said catheter sheath and the distal end of said septum;

    a situs arranged at the distal end of said sheath, through which a syringe needle may be inserted for the injection of fluid into said chamber, to permit fluid entry into said chamber, while eliminating the likelihood of bubbles formed therein which would hinder proper ultrasonic patient examination.

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