N/A
Completed N=29
Ultrasound-guided Intermediate Cervical Plexus Block
Internal Carotid Artery Stenosis
Source: ClinicalTrials.gov NCT02794974 ↗
Enrolled (actual)
29
Serious AEs
0.0%
Results posted
Aug 2018
Primary outcomePrimary: Local Anesthetic Supplementation (Frequency) — 11; 7 participants — p=0.236
Summary
The investigators test with the present study design, whether an ultrasound-guided blockade of the cervical plexus in combination with an additional application of local anesthetic to the superficial cervical ansa (facial nerve: cervical branch) leads to an improved quality of anesthesia.
Outcome Measures
| Outcome | Result | p-value |
|---|---|---|
| PRIMARY Local Anesthetic Supplementation (Frequency) |
11; 7 | 0.236 |
| PRIMARY Local Anesthetic Supplementation (Volume) |
4.2; 1.7 | 0.018 sig |
| SECONDARY Hoarseness |
8; 12 | 0.209 |
| SECONDARY Cough |
4; 7 | 0.44 |
| SECONDARY Dysphagia |
4; 6 | 0.695 |
Eligibility Criteria
Inclusion Criteria
- internal carotid stenosis: open surgical revascularization
- age over 18 years
- written informed consent
Exclusion Criteria
- allergy (local anesthetics)
- pregnancy
- participation in other studies
- drug addiction
- non-cooperative patients
Data sourced from ClinicalTrials.gov (NCT02794974). Outcome figures and adverse-event rates are extracted automatically from the registry's posted results and are provided for clinician reference, not as a substitute for the primary publication. Informational only — not medical advice.