Delivery system and method for interstitial radiation therapy using seed strands constructed with preformed strand housing
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United States of America Patent
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Jul 13, 2004
Grant Date -
May 8, 2003
app pub date -
Jun 4, 2002
filing date -
Nov 2, 2001
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
A delivery system and method for interstitial radiation therapy comprising substantially axially stiff and radially flexible elongated members made of material which is bioabsorbable in living tissue and a plurality of radioactive seeds dispersed in a predetermined array within the elongate member. The radioactive seeds can be dispersed within assembled half-shells made of the same material. The housing for the radiation seeds can also be manufactured from extruded material. A system for manufacturing the interstitial radiation therapy seed strands that automatically makes the seed strands is also provided. The delivery system and method further customize the member based on a prescription.
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