Intraoperative Placement of Cesium-131 Permanent Interstitial Brachytherapy in Head and Neck Cancer

The purpose of this study is to explore the use of a treatment called interstitial brachytherapy for patients who have a high risk resectable (able to be treated with surgery) recurrent head and neck cancer. Brachytherapy is a form of radiation therapy that uses radioactive seeds and implants them into a specific place on your body. This study is using Cesium-131 permanent interstitial brachytherapy. Cesium-131 is FDA approve for brachytherapy use, however, there are currently no research studies to show how effective it is for head and neck cancer. The goal of this study is determine the effect that the placement of Cesium-131 brachytherapy seeds has on overall survival as well as to assess possible side effects.