brachytherapy seeds

Trusted Experience and Quality

Supported by a dedicated and experienced team of Brachytherapy Specialists, Customer Service Specialists, and Physics Expertise to service and support your implant needs.

TheraSeed® Palladium 103, Model 200

  • Industry benchmark
  • Unrivaled, long-term clinical experience
  • Exclusive design; distinctive concave end cups
  • 16.9 day half life; 20-23 keV principle energy
  • Wide range of available activities

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AgX100® – Iodine 125, Model AgX100

  • Designed after the recognized I-125 seed industry benchmark with long-term clinical experience
  • Longer, more stable silver core for improved image clarity
  • 59.4 day half life; 27-35 keV principle energy
  • Wide range of available activities

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Dosimetric characterization of TheraSeed and AgX100 include Monte Carlo and experimental studies conducted in accordance with the AAPM Task Group 43 update (TG43U1). For references, please visit the AAPM Sealed Source Device Registry:

1Rivard, et al., “Update of AAPM Task Group No. 43 Report: A revised AAPM protocol for brachytherapy dose calculations”, Med Phys. 31, 663-674, (2004)

Content intended for the USA. Indications may vary in different countries; please either consult the appropriate IFU or your local distributor.


A global specialty medical device company serving the brachytherapy, interventional access, veterinary surgical and wound closure markets.