Clinical Trial of Abdominal Breathing for Urinary Retention After Spinal Cord Injury

Inclusion Criteria:(1) Meet the "International Standards for the Neurological Classification of Spinal Cord Injuries" formulated by the American Spinal Cord Injury Association, and after the end of the spinal cord shock period, the ASIA classification is B, C, and D, and the clinical manifestations are urinary retention, residual urine \> 100ml, and gender is not limited; (2) Age 16-80 years old; (3) The course of the disease is within 12 months; (4) Intermittent catheterization; (5) Pelvic floor muscle function test shows pelvic floor muscle hypotonia; (6) Have good communication skills, voluntarily participate in the trial and sign the informed consent form. \- Exclusion Criteria: (1) Patients with severe urinary tract infection and hydronephrosis; (2) Those with other serious diseases; (3) Respiratory failure or tracheostomy; (4) patients with urinary retention not caused by spinal cord injury; (5) Dermato-electrode passers; (6) Patients with consciousness impairment and cognitive impairment; (7) Patients with poor treatment compliance and inability to follow doctor's instructions. \-