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Minimum effective concentration of ropivacaine for ultrasound-guided rhomboid intercostal and sub-serratus (RISS) plane block

Minimum effective concentration of ropivacaine for ultrasound-guided rhomboid intercostal and sub-serratus (RISS) plane block

Status
Active, not recruiting
Phases
Unknown
Study type
Interventional
Source
ChiCTR
Registry ID
ChiCTR2200057584
Enrollment
Unknown
Registered
2022-03-15
Start date
2022-03-18
Completion date
Unknown
Last updated
2023-10-30

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

Conditions

Thoracoscopic surgery

Interventions

RISS Group:Ultrasound-guided rhomboid intercostal and sub-serratus (RISS) plane block

Sponsors

Ningbo Medical Center Lihuili Hospital
Lead Sponsor

Eligibility

Sex/Gender
All
Age
18 Years to 70 Years

Inclusion criteria

Inclusion criteria: 1. The patients and their families were fully informed and signed the informed consent to participate in this researcher; 2. Patients who are scheduled to undergo thoracoscopic surgery; 3. Age 18-70 years old, male or female; 4. ASA classification: I-II level; 5. Body mass index (BMI) 18-30kg/m2.

Exclusion criteria

Exclusion criteria: 1. Participate in other clinical intervention trials; 2. Those with nerve block and related drug contraindications; 3. Communication impairment; 4. Patients with mental illness; 5. Patients with complex heart, lung, brain and other important organ diseases; 6. Patients with multiple operations in a short period of time.

Design outcomes

Primary

MeasureTime frame
Pain block plane;Visual analogue scale;—

Secondary

MeasureTime frame
Postoperative adverse reactions;First rescue analgesia time;Emergency analgesic consumption 24 hours after surgery;—

Countries

China

Contacts

Public ContactLi Ping

Ningbo Medical Center Lihuili Hospital

liping158581@163.com+86 13738421864

Outcome results

None listed

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