fits Siemens OP 10, Instrumentarium, 100/Box The Dispos-a-Bite is a disposable bite block designed to replace the present permanent bite block found on a panoramic X-ray machine. Each Dispos-a-Bite is unit dose packaged, which enables the bite block to be opened in front of each patient. This assures the patient that the bite block has not been used previously, and is intended for single patient use only. 7010 fits Siemens OP 10 and Instrumentarium models. 100/Box