Event date is date of the publication.Patient information was requested, but not provided.Item number/lot serial number were requested, as well as implant and explant date, however no information has been provided.[(b)(4)].
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The following publication was reviewed: (space-making particle therapy for sarcomas derived from the abdominopelvic region).Background: the primary definitive treatment for abdominopelvic sarcomas (apss) is resection, although incomplete resection has a negative prognostic impact.Although the effectiveness of particle therapy (pt) as a treatment for aps has already been demonstrated, its application for tumors adjacent to the gastrointestinal tract is frequently restricted, due to extremely low tolerance.Space-making pt, consisting of surgical spacer placement and subsequent pt, has been developed to overcome this limitation.Materials and methods: between june 2006 and june 2018, a total of 75 patients with 12 types of aps underwent space-making pt.59 patients had gore-tex sheet placement.Of the 59 patients who underwent gore-tex sheet placement, four also underwent a simultaneous gastrointestinal tract resection.Gore-tex sheets were inserted and sutured tightly to the surrounding tissue at the ventral side of the tumor.The article reported that one patient developed gastrointestinal perforation 8 years after surgical space placement, and the gore-tex sheets were removed.The gore-tex sheets have been confirmed by gore to be gore-tex® soft tissue patch.
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