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TheraSeed® Palladium-103
Brachytherapy Seed
Setting the standard in Palladium seed technology
Backed by Theragenics’ trusted quality and expertise and supported by more than 35 years of clinical use, TheraSeed® PD-103 is globally recognized as the industry standard for Palladium seed technology.
* Seed not to scale – TheraSeed is 4.5mm long x 0.8mm high
Trusted quality
- Pd-103 produced on our own cyclotrons and seeds manufactured in Buford, GA
- Dosimetric characterization of TheraSeed® Pd-103 include Monte Carlo and experimental studies conducted in accordance with the AAPM Task Group 43 update (TG43U2)2
TheraSeed® can be supplied in a range of brachytherapy devices and delivery methods
We understand that every clinical team has unique needs and workflows. That’s why we offer a range of LDR brachytherapy solutions designed to provide flexibility, procedural efficiency, and value.
From loose seeds and preloaded needles to cartridges and braided sutures, Theragenics offers a comprehensive range of LDR brachytherapy solutions designed to support your procedural needs and patient care.
We offer a comprehensive portfolio of strands, preloaded needles, carriers, and fiducial markers, backed by personalized customer service. We remain committed to investing in innovative solutions that support targeted, minimally invasive treatment and evolving clinical needs.

Preloaded Brachytherapy Needle Trays
Configurations & Carriers

ANCHORSEED Bio-absorbable polymer seed
Configurations & Carriers

C20 Brachytherapy
Seed Cartridges
Configurations & Carriers

Brachytherapy Stranded Seeds
Configurations & Carriers

Seed Carrier
(Eye Plaque)
Configurations & Carriers

Gold Fiducial
Markers
Fiducial Markers

AnchorMarker
Fiducial Markers
- Configurations & Carriers
- PreLoaded Needle Trays
- Seed Cartridges
- Strands
- Intra-Ocular Carriers
- Fiducial Markers
TheraSeed® - Palladium-103
Interested in learning more?
TheraSeed® Pd-103 is indicated for the treatment of localized and unresectable tumors with low to moderate radiosensitivity. Tumors may be recurrent or residual following external beam radiation or excision of primary tumor.
- Tang, et. al., “Outcomes after PD-103 versus I-125 for low dose rate prostate brachytherapy monotherapy: an international, multi-institutional study”, Radiotherapy and Oncology, Volume 183, June 2023, 109599.
- Rivard, et al., “Update of AAPM Task Group No. 43 Report: A revised AAPM protocol for brachytherapy dose calculations”, Med Phys. 31, 663-674, (2004)
TheraSeed® Pd-103 source and accessories should be used by physicians who are qualified by training and experience in the safe use and handling of radionuclide brachytherapy sources and whose experience and training has been approved by the appropriate government authorities authorized to license the use of radioactive materials.
Information intended for the USA. Indications may vary in different countries; please either consult the appropriate IFU or your local distributor.
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