The effect of lateral position after spinal anesthesia on the consumption of narcotic drugs after surgery

The effect of lateral position after spinal anesthesia on the need for postoperative narcotics

Status

Active, not recruiting

Phases

Phase 3

Study type

Interventional

Source

IRCT

Registry ID

IRCT20221109056450N1

Enrollment

Registered

2023-01-19

Start date

2022-12-20

Completion date

Unknown

Last updated

2023-02-07

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

Conditions

Complications of spinal anesthesia. Other complications of anesthesia.

Interventions

Intervention 1: Intervention group: After spinal anesthesia, they undergo percutaneous nephrolithotomy surgery in the lateral position. Intervention 2: Control group: After spinal anesthesia, they und

Eligibility

Sex/Gender

All

Age

18 Years to No maximum

Inclusion criteria

Inclusion criteria: Age 18 and above Candidate patients for percutaneous nephrolithotomy surgery Candidate for spinal anesthesia Patients with satisfaction to participate in the study

Exclusion criteria

Exclusion criteria: History of neurological diseases, diabetes, hypertension History of drug and alcohol abuse History of vascular disorders in the lower limbs History of spine surgery History of psychiatric diseases and psychological disorders Patients dissatisfied with participation in the study

Design outcomes

Primary

Measure	Time frame
Pain level. Timepoint: 15, 30, 45, 60, 95, 105 and 120 minutes after the surgery. Method of measurement: Visual analog scale (VAS) (0 None; 1-3 Mild; 4-7 Moderate; 8-10 Severe).;The amount of narcotic drug consumption after the surgery. Timepoint: 15, 30, 45, 60, 95, 105 and 120 minutes after the surgery. Method of measurement: Patient file.;The first time of narcotic drug use. Timepoint: After entering recovery and within 120 minutes after the surgery. Method of measurement: Patient file.;Hemodynamic status of the patient. Timepoint: 15, 30, 45, 60, 95, 105 and 120 minutes after the surgery. Method of measurement: Non-invasive monitoring device.	—

Measure

Time frame

Pain level. Timepoint: 15, 30, 45, 60, 95, 105 and 120 minutes after the surgery. Method of measurement: Visual analog scale (VAS) (0 None; 1-3 Mild; 4-7 Moderate; 8-10 Severe).;The amount of narcotic drug consumption after the surgery. Timepoint: 15, 30, 45, 60, 95, 105 and 120 minutes after the surgery. Method of measurement: Patient file.;The first time of narcotic drug use. Timepoint: After entering recovery and within 120 minutes after the surgery. Method of measurement: Patient file.;Hemodynamic status of the patient. Timepoint: 15, 30, 45, 60, 95, 105 and 120 minutes after the surgery. Method of measurement: Non-invasive monitoring device.

—

Secondary

Measure	Time frame
Nausea and vomiting after the surgery. Timepoint: After entering recovery and within 120 minutes after the surgery. Method of measurement: Patient files.	—

Countries

Iran (Islamic Republic of)

Contacts

Public ContactAlireza Jaffari MD

Shahid Beheshti University of Medical Sciences

alirezajaffari@gmail.com+98 21 23601

Outcome results

None listed

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