This study ia aimed to investigate the effect of local anesthetic volume on the respiratory and analgesic efficacy of superior trunk block.following arthroscopic shoulder surgery.

Effects of local anesthetic volumes on incidence of phrenic nerve palsy and analgesic quality for ultrasound-guided superior trunk block following arthroscopic shoulder surgery

Status

Active, not recruiting

Phases

Unknown

Study type

Interventional

Source

CRIS

Registry ID

KCT0004816

Enrollment

Registered

2020-03-11

Start date

2020-03-16

Completion date

Unknown

Last updated

2021-01-06

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

Conditions

None listed

Interventions

Drug : Superior trunk block is performed under ultrasonic guidance. After disinfecting the skin area around the clavicle and neck on the subject&#39

s surgical side with chlorohexidine, an ultrasonic probe wrapped sterilely is placed on the supraclavicular region. After skin infiltration with 2&#37

lidocaine 2 mL. Under ultrasound guidance, a 5 cm insulating needle is used to access the nerves in-plane. After confirming the brachial plexus through the nerve stimulator according to the predetermi

Eligibility

Sex/Gender

All

Inclusion criteria

Inclusion criteria: patients scheduled for arthroscopic shoulder surgery, aged between 19 and 80 yr and American associate of anesthesiologists physical status I-III

Exclusion criteria

Exclusion criteria: patient who do not understand this study's aim or refusal Body mass index > 35 kg/m2 infection in the injection site severe coagulopathy severe respiratory disease allergy to study medication pregnancy peripheral neuropathy in the operated limb

Design outcomes

Primary

Measure	Time frame
incidence of phrenic nerve block	—

Secondary

Measure	Time frame
pain score;use of supplemental analgesia;assessment of motor power;pulmonary function test;power of handgrip;complications (dyspnea, paresthesia, and nausea and vomiting);satisfaction;evolution of sensory nerve	—

Countries

Korea, Republic of

Contacts

Public ContactChunwoo Yang

Inha University Hospital

Outcome results