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Coronary sinus catheter

  • US 5,423,772 A
  • Filed: 08/13/1993
  • Issued: 06/13/1995
  • Est. Priority Date: 08/13/1993
  • Status: Expired due to Term
First Claim
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1. A catheter for use in the coronary sinus comprising an elongated member having a main reinforced portion, an intermediate zone portion and a tip portion, wherein said main reinforced portion is reinforced by a strand means for reinforcing said main reinforced portion, wherein the intermediate zone portion is constructed of conventional catheter materials, and wherein the tip portion is constructed more pliable than the intermediate zone portion, using conventional catheter construction procedures and wherein a portion of the catheter is curved in a first and second curve, wherein the first curve is a first longitudinal curve with a radius from about 7.0 cm. to about 11.0 cm. with the radius extending through an arc of about 30 to about 50 degrees, wherein the second curve is a second longitudinal curve with a radius of about 0.5 cm. to about 2.0 cm. which radius extends through an arc of about 45 to about 90 degrees, wherein the second longitudinal curve is curved in the same direction as the first longitudinal curve, and wherein the first and second longitudinal curves are substantially coplanar.

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