Inclusion Criteria:  Patient is dispositioned to receive definitive or adjuvant radiotherapy for treatment of a diagnosed head and neck malignancy that includes  Well lateralized tonsil cancer with no soft palate involvement and qualifies for ipsilateral radiotherapy Well lateralized buccal cancer that qualifies for ipsilateral radiotherapy Well lateralized parotid cancer that qualifies for ipsilateral radiotherapy A cancer that involves the nasal cavity and does not require coverage of the oral cavity or oropharynx  A cancer that involves the maxillary sinus and does not require coverage of the oral cavity or oropharynx  A cancer that involves the base of tongue Age 18 or older Eastern Cooperative Oncology Group (ECOG) performance status (PS) 0-2 The patient will receive radiotherapy with either cisplatin, carboplatin, or cetuximab Signed study-specific consent form  Exclusion Criteria:  Prior head and neck radiotherapy Patient is unable to fit a tongue-lateralizing or tongue-depressing stent Severe trismus with an incisal opening of < 10 mm Inability to comply with the study procedures Patients younger than 18 years of age Patients must not be pregnant