Arthroscopic surgery of the shoulder joint
Conditions
Interventions
Bupivacaine liposome block of interscalene brachial plexus nerve group:Place the needle tip approximately 0.2 cm below and to the outer side of the lower trunk of the brachial plexus nerve. After succ
The group where bupivacaine liposomes blocked the upper trunk of the brachial plexus nerve:Inject 12 ml of 0.67% bupivacaine liposome directly into the upper and lower parts of the brachial plexus ner
Ropivacaine block of interscalene brachial plexus nerve group:Place the needle tip approximately 0.2 cm below and to the outer side of the lower trunk of the brachial plexus nerve. After successful as
The group where ropivacaine blocked the upper trunk of the brachial plexus nerve:Only 0.375% ropivacaine was injected into the upper and lower parts of the brachial plexus nerve trunk, totaling 12 ml.
Control group:Group without nerve block procedure
Sponsors
Zhongnan Hospital of Wuhan University
Eligibility
Sex/Gender
All
Age
18 Years to 70 Years
Inclusion criteria
Inclusion criteria: 1.Subjects: Patients who underwent arthroscopic shoulder surgery; 2. ASA classification: 1-3 grades; 3.Age: 18-70 years old; 4. Weight: Body mass index between 18-28 kg/m^2; 5.Gender: No restrictions; 6.No history of drug allergies; 7.No history of heart or lung diseases; 8.The expected duration of the surgery is 1-3 hours.
Exclusion criteria
Exclusion criteria: 1.Contraindications include(1) coagulation disorders, (2) allergy to local anesthetics, (3) skin infections at the puncture site, etc.; 2.Patients with peripheral nerve damage around the shoulder joint or related diseases, such as (1) thoracic outlet syndrome, (2) multiple sclerosis, (3) cervical intervertebral disc lesion with ipsilateral nerve root lesion, (4) diabetes combined with peripheral nerve lesion, etc.; 3.Preoperative neurological pathological changes in the affected limb, abnormal movement and sensation, or history of upper limb surgery or trauma; 4.Patients with severe respiratory diseases or a history of serious cardiovascular and cerebrovascular diseases; 5.Patients who cannot correctly understand the visual analogue scale (VAS) for pain assessment; 6.Patients who have been using opioid drugs for a long time (duration >= 3 months or duration >= 1 month and daily dose >= 5mg of morphine equivalent) or alcohol abuse (refer to the diagnostic criteria for alcohol abuse); 7.Patients with failed nerve block; 8.Patients with surgery duration of less than 1 hour or more than 3 hours.
Design outcomes
Primary
| Measure | Time frame |
|---|---|
| Visual Analog Scale; | — |
Secondary
| Measure | Time frame |
|---|---|
| University of California at Los Angeles Shoulder Scale,UCLA;Modified Bromage Score,MBS;Vital capacity;Extubation time;Awakening time;The time of leaving the operating room;Diaphragm movement;The dosage of sedative and analgesic drugs used during the operation;The dosage of opioid drugs and adverse reactions within 24 hours after the operation;Length of hospital stay;Levels of pain mediators and stress hormones; | — |
Countries
China
Contacts
Public ContactJianjuan Ke
Zhongnan Hospital of Wuhan University
Outcome results
None listed