MRI and Local Anesthesia

MRI Evaluation of Local Anesthesia Administration

The purpose of this research is to investigate the utility of using dental-dedicated MRI as a measurement tool to observe and evaluate the administration of local anesthesia in dental patients.

Inclusion Criteria:

• Adult age 18 or older
• Health status of American Society of Anesthesiologists (ASA) class 1 or 2
• Able to provide informed consent
• Able to appear in person at OMRIC on the days indicated for the study

Exclusion Criteria:

• ASA class 3 or higher
• Pregnant patients
• Taking any medication that would affect pain perception or interact with local anesthetic
• Allergic/history of adverse reaction to local anesthetic or any component in the local anesthetic
• Paresthesia in the area of innervation of Cranial Nerve V3
• Active infection or abscess in the oral and maxillofacial region
• History of temporomandibular disorder, maximum incisal opening less than 15mm
• History of recent dental trauma (within the past 6 months)
• Dental hypersensitivity
• Claustrophobia and/or conditions of anxiety or motion disorder (for MRI purposes)
• Metallic, electronic, or magnetic implants or devices classified as MR Unsafe or Conditional by the American College of Radiology
• Unable to give informed consent