Remote App-based Rehabilitation After Rotator Cuff Repair

Inclusion Criteria: * Demographics: Individuals aged 18 years or older. * Diagnosis: Confirmed symptomatic rotator cuff tear requiring surgical intervention, specifically involving: * Clinical Presentation: Persistent shoulder pain and functional deficits (e.g., positive impingement signs or weakness in abduction/external rotation) consistent with rotator cuff pathology. * Radiological Confirmation: Imaging evidence (MRI or high-resolution ultrasound) of a full-thickness supraspinatus and/or infraspinatus tendon tear. * Tear Characteristics: Small-to-medium-sized tears (maximum diameter \< 5 cm) categorized as reparable by the attending surgeon. * Surgical Procedure: Patients undergoing primary arthroscopic rotator cuff repair (ARCR) utilizing a standardized double-row suture bridge technique. * Rehabilitation Adherence: Commitment to follow the standardized postoperative rehabilitation protocol as prescribed by the study. * Cognitive and Functional Capacity: * Absence of cognitive impairment, with the ability to comprehend and execute complex exercise instructions. * Proficiency in digital literacy, including the regular use of an internet-enabled electronic device (smartphone, tablet, or computer) capable of video-based communication and data transmission. * Documentation and Consent: * Availability of comprehensive medical records, including pre- and postoperative clinical and radiological data. * Provision of written informed consent by the patient or a …