×

Ureteral stent with end-effector and related methods

  • US 6,949,125 B2
  • Filed: 04/16/2002
  • Issued: 09/27/2005
  • Est. Priority Date: 04/16/2002
  • Status: Expired due to Term
First Claim
Patent Images

1. A urinary stent for implantation within the urinary tract of a patient, comprising:

  • a proximal portion;

    a distal portion;

    an elongated body portion configured to fit within a ureter of the patient and defining a lumen;

    an end-effector positioned at said proximal portion of said stent for retaining said proximal portion in a urinary bladder, said proximal end-effector comprising a balloon and a valve for altering the volume of said balloon, said valve being configured to be placed within the urinary tract of the patient; and

    a distal retention end-piece positioned at said distal portion of said stent for retaining said distal portion in a renal pelvis, said retention end-piece including a substantially planar spiral, wherein said end-effector and said retention end-piece maintain said elongated body portion in situ.

View all claims
  • 2 Assignments
Timeline View
Assignment View
    ×
    ×