source train

source train

A term of art referring to a linear array of multiple radioactive seeds (e.g., 90SR/Y, 137Cs or 192Ir) which are delivered to a particular site in the body during brachytherapy.
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It has been observed that the Novoste [beta]-Cath system does not have a centering device to ensure that the source train is continuously at the center of the vessel.
A 30- to 40-mm source train was used to cover the entire length of the stented portion of the vessel with at least 5-mm proximal and distal margins.
Going forward, we expect to generate revenue from our newly approved smaller diameter catheter and longer radiation source train products in the U.
Weldon, chairman and CEO, commented, "The Beta-Cath(TM) System with 60-mm radiation source train length will be especially useful for treatment of patients with diffuse, in-stent restenosis.
For this lot RSSB expects the supplier to source train and track for testing.
The START PAS trial, which followed patients randomized to placebo treatment or treatment with a 30mm radiation source train, demonstrated statistical significance in favor of VBT for TVR rates at the three- and four-year follow-up and through three years for MACE, with the four-year rate nearly demonstrating significance at a level of p=0.
Those accounts that do not have lease contracts will be required to return the transfer device and radiation source train over the next several months.
He added that a number of factors, including proper positioning of the radiation source train, minimizing the injury length to the vessel and longer source trains allow for treatment of an adequate margin thereby significantly reducing geographic miss.
This addition to the 5F product line capitalizes on growing customer demand for longer catheter lengths and also enables clinicians to use Novoste's longer 60mm radiation source train for coverage of long lesions.
5F System can be used with a 6F guide catheter and incorporates a proprietary "jacketed" small radiation source train.
Novoste is also accepting new contracts to supply radiation source trains and transfer devices, as well as renewing existing contracts.
Lower lease revenue from radiation transfer devices and source trains of approximately $1.
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