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Methods and apparatus for intraocular brachytherapy

  • US 8,365,721 B2
  • Filed: 08/27/2010
  • Issued: 02/05/2013
  • Est. Priority Date: 02/12/2004
  • Status: Expired due to Fees
First Claim
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1. A radioactive source wire having a proximal end and distal end comprising:

  • a leading strand at the distal end having sufficient flexibility so as to allow unimpeded mechanical transport through a cannula around a radius of curvature of from 4 to 8 mm;

    a handle strand at the proximal end having greater stiffness than the leading strand;

    a tubular sleeve for securing the leading strand to the handle strand and secured to the leading strand and handle strand by welding;

    a radioactive source comprising a canister holding a radioactive seed secured to the distal end of the leading strand;

    a reinforcing sleeve at a junction of the canister and the leading strand for securing the canister to the leading strand; and

    a reinforcing tubing at the proximal end of the handle strand.

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  • 6 Assignments
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