A comparison of anesthetic quality and complication between ultrasound guided interscalene block and superior trunk block in arthroscopic shoulder surgery

A comparison of anesthetic quality and complication between ultrasound guided interscalene block and superior trunk block in arthroscopic shoulder surgery - Interscalene block vs. superior trunk block

Status

Active, not recruiting

Phases

Phase 1

Study type

Interventional

Source

JPRN

Registry ID

JPRN-UMIN000038865

Enrollment

Registered

2020-04-27

Start date

2019-12-12

Completion date

Unknown

Last updated

2026-06-29

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

Conditions

arthroscopic shoulder surgery

Interventions

Interventions: superior trunk block 21G, 68mm E-cath needle (Pajunk) Nerve stimulator GE ultrasound Control:interscalene block

Eligibility

Sex/Gender

All

Inclusion criteria

Inclusion criteria: all patients anticipating arthroscopic shoulder surgery, age: 18 to 80 years, American Society of Anesthesiologists physical status (ASA)I to II

Exclusion criteria

Exclusion criteria: neuropathy in the operated limb, coagulation disorders, known allergy to local anesthetics, local infection at the puncture site, chronic obstructive pulmonary disease or respiratory failure, pregnancy or breast feeding,prior surgery in the supraclavicular region, obesity, uncooperative patients, patients' refusal

Design outcomes

Primary

Measure	Time frame
change in diaphragmatic movement in perioperative period.	—

Secondary

Measure	Time frame
success rate (excellent, good,insufficient, fail, rate of complete sensory blockade of operative site (shoulder to upper humerus area), the onset time (time required to obtain of a sensory block at the surgical incision site)	—

Countries

Asia(except Japan)

Contacts

Public ContactHyeon Ju Shin

Korea University College of Medicine, Anam hospital The Anesthesiology and Pain medicine

may335@naver.com+82-2-2286-1259

Outcome results

None listed

Source: JPRN (via WHO ICTRP) · Data processed: Jul 3, 2026