Postoperative urinary retention
Conditions
Interventions
Sponsors
Eligibility
Inclusion criteria
Inclusion criteria: 1. Aged 18 to 65 years old; ASA (American Society of Anesthesiologists) grade I-II patients with anorectal disease who are scheduled to undergo elective spinal anesthesia; ultrasound measurement of urine volume in the bladder reaches (307+/-33) mL without micturition reflex ; 2.Operation time within 2h; no severe cardiopulmonary dysfunction; no contraindications to spinal anesthesia; no urinary tract obstruction or infection before surgery and other factors affecting urination; and those who have signed an informed consent.
Exclusion criteria
Exclusion criteria: 1. Emergency surgery patients; 2. Severe cardiopulmonary dysfunction before surgery; contraindications for spinal anesthesia; urinary system obstruction and infection before surgery and other factors that affect urination.
Design outcomes
Primary
| Measure | Time frame |
|---|---|
| The time from 30 minutes after spinal anesthesia until the urine volume in the bladder reaches urinary retentiontion;Time to urinate for the first time after urinary retention;30 minutes after spinal anesthesia until the urine volume in the bladder reaches the amount of fluid for urinary retention;First voluntary urination volume;Residual urine volume in the bladder after voluntary urination; | — |
Countries
China
Contacts
The First Affiliated Hospital of Guangzhou University of Chinese Medicine