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Determining the minimum local anesthetic dosage of ropivacaine in elderly patients undergoing lower urinary tract surgery in real-time ultrasound-guided combined spinal epidural anesthesia and traditional combined spinal epidural anesthesia

Determining the minimum local anesthetic dosage of ropivacaine in elderly patients undergoing lower urinary tract surgery in real-time ultrasound-guided combined spinal epidural anesthesia and traditional combined spinal epidural anesthesia

Status
Recruiting
Phases
Early Phase 1
Study type
Interventional
Source
ChiCTR
Registry ID
ChiCTR2400084858
Enrollment
Unknown
Registered
2024-05-27
Start date
2024-06-01
Completion date
Unknown
Last updated
2024-06-03

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

Conditions

None listed

Interventions

group I:Using 0.75% ropivacaine for traditional combined spinal-epidural anesthesia
group ?:Using 0.75% ropivacaine for real-time ultrasound-guided combined spinal-epidural anesthesia

Sponsors

Fujian Provincial Hospital
Lead Sponsor

Eligibility

Sex/Gender
All
Age
60 Years to 90 Years

Inclusion criteria

Inclusion criteria: (1) Patients undergoing lower urinary tract surgery who are over 60 years old. (2) ASA classification grade I-III. (3) Signed informed consent form.

Exclusion criteria

Exclusion criteria: (1) Contraindication to intrathecal anesthesia. (2) Post-spinal surgery. (3) Infection at the puncture site. (4) Coagulation disorders. (5) Allergy to local anesthetics. (6) Refusal to participate in this experiment.

Design outcomes

Primary

MeasureTime frame
Sensory block assessment;Degree of motor block;The angle of needle insertion.;—

Secondary

MeasureTime frame
Vital signs;Degree of pain;Patient satisfaction;Duration of hospitalization;—

Countries

China

Contacts

Public ContactZheng Ting

Department of Anesthesiology, Fujian Provincial Hospital

zhengting1223@163.com+86 156 5911 5373

Outcome results

None listed

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