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The median effective volume of 0.25% ropivacaine for ultrasound-guided Pericapsular Nerve Group (PENG) Block prior to positioning for spinal anesthesia in elderly patients with femoral neck fracture

The median effective volume of 0.25% ropivacaine for ultrasound-guided Pericapsular Nerve Group (PENG) Block prior to positioning for spinal anesthesia in elderly patients with femoral neck fracture

Status
Active, not recruiting
Phases
Early Phase 1
Study type
Interventional
Source
ChiCTR
Registry ID
ChiCTR2400079805
Enrollment
Unknown
Registered
2024-01-12
Start date
2024-01-12
Completion date
Unknown
Last updated
2024-01-22

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

Conditions

femoral neck fracture

Interventions

Sponsors

The First Hospital Of Putian City
Lead Sponsor

Eligibility

Sex/Gender
All
Age
60 Years to 90 Years

Inclusion criteria

Inclusion criteria: 1. Patients with femoral neck fractures undergoing elective surgery 2. BMI 18 to 28 kg/m2 3. ASA class I-III 4. No severe visual or hearing impairment 5. Age 60-90 years old 6 VAS at activity =6

Exclusion criteria

Exclusion criteria: 1.Those with a history of psychiatric or neurological disorders or combined cranio-cerebral injuries that prevent normal communication 2. Preoperative patients who require continuous anticoagulation and/or antiplatelet drugs 3. Severe vital organ insufficiency 4. Patients with hearing impairment and aphasia 5. Infection at the puncture site 6. History of allergy to local anesthetics 7. Neuromuscular lesions of the lower extremities 8. History of epilepsy, alcoholism, and prohibited drugs 9. Patients who refuse to participate in the study or are unable to cooperate with the study (e.g., comorbid psychiatric disorders, language comprehension disorders, etc)

Design outcomes

Primary

MeasureTime frame
Volume of local anaesthetic;

Secondary

MeasureTime frame
VAS scores;Quadriceps muscle strength;Adverse reactions;

Countries

China

Contacts

Public Contactliangqing lin

Department of Anesthesiology, The First Hospital Of Putian City

550087609@qq.com+86 135 9955 1599

Outcome results

None listed

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