Comparison of the effects of ropivacaine with different volume and concentration on ultrasound-guided rectus sheath block in patients undergoing laparoscopic cholecystectomy

Status

Active, not recruiting

Phases

Early Phase 1

Study type

Interventional

Source

ChiCTR

Registry ID

ChiCTR2000029008

Enrollment

Unknown

Registered

2020-01-11

Start date

2020-02-01

Completion date

Unknown

Last updated

2020-01-13

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

Conditions

post-operative analgesia to patients undergoing single-incision laparoscopic cholecystectomy

Interventions

Group 1:0.5% Ropivacaine used for ultrasound-guided rectus sheath block

Group 2:0.375% Ropivacaine used for ultrasound-guided rectus sheath block

Group 3:0.25% Ropivacaine used for ultrasound-guided rectus sheath block

Eligibility

Sex/Gender

All

Age

18 Years to 59 Years

Inclusion criteria

Inclusion criteria: (1) Aged 18 to 59 years male and female; (2) scheduled for elective single-incision laparoscopic cholecystectomy; (3) ASA I-II; (4) The patients volunteered to participate in the study and signed the informed consent.

Exclusion criteria

Exclusion criteria: Patients with preexisting neuropathy, coagulopathy, local skin infection, hepatic, renal or cardiorespiratory failure, local anesthetic allergy, pregnancy,complications of gallstone with gallbladder perforation, diffuse peritonitis and acute pyogenic cholangitis.

Design outcomes

Primary

Measure	Time frame
NRS;	—

Secondary

Measure	Time frame
the dosage of butorphanol;	—

Countries

China

Contacts

Public ContactXingguo Xu

Affiliated Hospital of Nantong University

qazwsx123456130@sina.com+86 15162771638

Outcome results

None listed

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