PENG block motor selectivity

Motor sparing selectivity of pericapsular nerve group (PENG) block: An observational interventional study

Status

Active, not recruiting

Phases

Phase 4

Study type

Interventional

Source

PACTR

Registry ID

PACTR202601874739517

Enrollment

Registered

2026-01-05

Start date

2025-12-01

Completion date

Unknown

Last updated

2026-09-14

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

Conditions

Nervous System Diseases peripheral nerve block Orthopaedics Anaesthesia

Interventions

PENG block then NCS

Eligibility

Sex/Gender

All

Inclusion criteria

Inclusion criteria: 1. Patients scheduled for hip fractures surgery. 2. American Society of Anesthesiologists physical status (ASA) grades I, II and ???. 3. Age above 50 years. 4. Both sex.

Exclusion criteria

Exclusion criteria: 1. Patient refusal. 2. Neuromuscular diseases. 3. Hematological diseases, bleeding or coagulation abnormality. 4. Local skin infection and sepsis at site of the block. 5. Known allergy to the study drugs and contrast mateial. 6. Unstable cardiovascular condition. 7. Multi-traumatized patients 8. Patients on opioid analgesics or opioid abuse. 9. Obese patients (BMI >35) 10. Patient with abnormal renal functions,

Design outcomes

Primary

Measure	Time frame
Incidence of Quadriceps weakness	—

Secondary

Measure	Time frame
Visual analog scale (VAS) for pain.;Block related adverse effects (unintentional vascular puncture, hematoma formation, parethesia).;Sensory distribution assessment of medial thigh for obturator nerve.;Sensory distribution assessment of anterior and lateral thigh for femoral nerve.;Motor assessment of hip adduction for obturator nerve.;Incidence of block failed block (less than 50% pain relief);Nerve conduction study (NCS) for femoral nerve.;Nerve conduction study (NCS) for obturator nerve.;Electromyography (EMG) for femoral nerve;Electromyography (EMG) for obturator nerve	—

Measure

Time frame

Visual analog scale (VAS) for pain.;Block related adverse effects (unintentional vascular puncture, hematoma formation, parethesia).;Sensory distribution assessment of medial thigh for obturator nerve.;Sensory distribution assessment of anterior and lateral thigh for femoral nerve.;Motor assessment of hip adduction for obturator nerve.;Incidence of block failed block (less than 50% pain relief);Nerve conduction study (NCS) for femoral nerve.;Nerve conduction study (NCS) for obturator nerve.;Electromyography (EMG) for femoral nerve;Electromyography (EMG) for obturator nerve

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Countries

Egypt

Contacts

Public ContactEsraa Ghander

lecturer

esraa.gamal@mans.edu.eg+201001289930

Outcome results

None listed

Source: PACTR (via WHO ICTRP) · Data processed: Sep 19, 2026