Safety and efficacy of ultrasound-guided superior hypogastric plexus block combined with conscious sedation in ambulatory patients undergoing percutaneous microwave ablation of uterine myomas: a single-center, double-blinded, randomized controlled trial

Safety and efficacy of ultrasound-guided superior hypogastric plexus block combined with conscious sedation in ambulatory patients undergoing percutaneous microwave ablation of uterine myomas

Status

Active, not recruiting

Phases

Early Phase 1

Study type

Interventional

Source

ChiCTR

Registry ID

ChiCTR2300078599

Enrollment

Unknown

Registered

2023-12-13

Start date

2023-12-15

Completion date

Unknown

Last updated

2023-12-19

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

uterine myomas

Interventions

the intervention group:ultrasound-guided superior hypogastric plexus block (SHPB) combined with conscious sedation

the control group:local anesthesia combined with conscious sedation

Eligibility

Sex/Gender

Female

Age

18 Years to 45 Years

Inclusion criteria

Inclusion criteria: a. Patients with a body mass index (BMI) of less than 30.0 kg·m-2. b. Patients aged 18 to 45 years. c. Patients with American Society of Anesthesiologists (ASA) physical status classes ? and ?. d Ultrasound guided PMWA surgery for uterine fibroids.

Exclusion criteria

Exclusion criteria: a. Postmenopausal patients. b. Patients with uterine myomas not excluded as malignant tumors. c. Patients with known allergies to lidocaine, ropivacaine, or other drugs used. d. Patients with a known difficult airway. e. Patients with chronic pain syndromes. f. Patients with coagulopathy. g. Patients with distorted local anatomy. h. Patients with severe cardiopulmonary or hepatorenal disease. i. Patients with mental disorders.

Design outcomes

Primary

Measure	Time frame
the success rate of anesthesia;	—

Secondary

Measure	Time frame
vasoactive drug consumption;acetaminophen consumption;sleep quality;the Uterine Fibroid Symptom and Quality of Life Score (UFS-QOL);	—

Countries

China

Contacts

Public ContactLijuan Yan

The First Affiliated Hospital of Xiamen University

yanlijuan0122@126.com+86 157 1066 8779

Outcome results

None listed

Source: ChiCTR (via WHO ICTRP) · Data processed: Feb 4, 2026