Effectiveness of Visceral Manual Therapy in Bruxist Patients With Gastroesophageal Reflux

Objective: check the effectiveness of visceral manual therapy on bruxist patients with gastroesophageal reflux.Design: Experimental, analytical, longitudinal, prospective, randomized, single-blind study with a blinded evaluator.Subjects: 68 subjects over 18 years old, with bruxism (diagnoses by a dentist) and gastroesophageal reflux (evidenced by the GERDQ test).Methods: Subjects will be randomized into 2 groups: an experimental group (EG) to which a visceral manual technique will be applied and a control group (CG) to which a placebo manual technique will be administered. Both groups will receive 2 interventions one week apart. The measurements will be made before and after the interventions, and a last measurement will be made one month after the last intervention. Therefore, the patient will visit the center 3 times.

Inclusion Criteria:Subjects with bruxism diagnosed and referred by a dentistSubjects with gastroesophageal reflux: score >8 in the GerdQ test.Age: older than 18 years-old.Exclusion Criteria:Recent craniofacial, mandibular or cervical trauma or fracture.Temporomandibular joint surgery.Acute pain due to other components of the masticatory system (caries, inflammation of the dental root).Abdominal surgery.Gastric ulcers.Gastritis.Previous or current gastric neoplasm.Neurological or systemic diseases.Pregnant, including the period of breastfeeding.Patients receiving chemotherapy or radiotherapy.Cognitive, psychosomatic or psychiatric illnesses that may affect the data obtained.Basic systemic disease of rheumatic origin (for example, arthritis, osteoarthritis, gout and psoriasis).Cerebrovascular and brain diseases.Arrhythmia and other cardiac problems.Implanted electronic devices.Drug or alcohol abuse, analgesic or sedative therapy, and use of medications that affect the central nervous system (for example, antidepressants, anxiolytics, and anticonvulsants).Patients who have previous experience with manual treatment of the diaphragm