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Comparison of the effects of intravenous dexmedetomidine and the local perineural combination of dexmedetomidine and ropivacaine on the duration of interscalene block and hemodynamic parameters in patients undergoing shoulder surgery

Comparison of the effects of intravenous dexmedetomidine and the local perineural combination of dexmedetomidine and ropivacaine on the duration of interscalene block and hemodynamic parameters in patients undergoing shoulder surgery

Status
Recruiting
Phases
Unknown
Study type
Interventional
Source
IRCT
Registry ID
IRCT20231130060227N1
Enrollment
64
Registered
2025-10-23
Start date
2025-09-23
Completion date
Unknown
Last updated
2025-12-08

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

Conditions

Study on the rate of motor block and postoperative pain in patients undergoing shoulder surgery..

Interventions

Intervention 1: First Intervention group: Received dexmedetomidine 5mcg/kg with 30cc ropivacaine 0.5% perineural. Intervention 2: Second Intervention group: Received dexmedetomidine 5mcg/kg intravenou

Sponsors

Tehran University of Medical Sciences
Lead Sponsor

Eligibility

Sex/Gender
All
Age
18 Years to 75 Years

Inclusion criteria

Inclusion criteria: Patients age between 18 to 75 years old Patients undergoing elective shoulder surgery Patients with ASA class one and two

Exclusion criteria

Exclusion criteria: Known Allergy to local anesthetic drugs Presence any kinds of neurologic, vascular and neuromuscular diseases Presence of hematologic and coagulation abnormalities Chronic opioid usage (more than six months)

Design outcomes

Primary

MeasureTime frame
Duration of Interscalen block. Timepoint: The duration of sensory block is determined from the onset of the block (confirmed by pinprick testing) until the return of sensation. The duration of motor block is determined from the onset of the block (confirmed by loss of muscle force) until the return of full force. Method of measurement: The variables are based on sensory clinical examination (pinprick test) and motor clinical examination (muscle force test).

Countries

Iran (Islamic Republic of)

Contacts

Public ContactHamed Abdollahi

Tehran University of Medical Sciences

hamiralam@sina.tums.ac.ir+98 21 6672 7060

Outcome results

None listed

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