About this trial
This is a multicenter, prospective, observational study aimed at determining the incidence of neurological and non-neurological complications following locoregional anesthesia procedures. The study will collect data on events such as nerve injury, hematoma, pneumothorax, and local anesthetic systemic toxicity.
Eligibility criteria
This trial does not accept healthy volunteersQualifiers
Age ≥ 18 years.
Scheduled to undergo a single-shot nerve or fascial plane block.
Ability to provide written informed consent.
Disqualifiers
Performance of more than one single-shot nerve or fascial plane block within the same anatomical region or sensory distribution during the same procedure.
Use of continuous nerve or fascial plane catheter-based anesthesia.
Presence of a language barrier that, in the investigator's judgment, would prevent adequate follow-up.
Trial population
Adult patients (≥18 years) undergoing single-shot locoregional anesthesia of the upper limb, lower limb, or fascial blocks.
Trial design
Cohort
Prospective
Treatments tested in this trial
Observational assessment after regional anesthesia
Other interventionAdult patients undergoing single-shot regional anesthesia, including: Upper limb blocks - interscalene, superior trunk, supraclavicular, infraclavicular (coracoid, retroclavicular, costoclavicular), suprascapular (anterior, posterior), axillary, and superficial/intermediate/deep cervical plexus blocks. Lower limb blocks - lumbar, sacral, fascia iliaca (supra/infrainguinal), adductor canal, PENG, femoral, femoral triangle, sciatic (anterior, transgluteal, infragluteal, popliteal), nerve to vastus medialis, genicular, IPACK, common peroneal, ankle, and pudendal blocks. Fascial plane blocks - rectus sheath, ilioinguinal/iliohypogastric, TAP (standard/subcostal/midaxillary), ESP, serratus anterior (deep/superficial), parasternal intercostal (superficial/deep), interpectoral, transversalis fascia, rhomboid intercostal, retrolaminar, quadratus lumborum (anterior/lateral/posterior), paravertebral, intertransverse process, and pectoserratus blocks.
Treatment groups
Trial outcomes
Primary outcomes
Incidence of Composite Complications Following Single-Shot Locoregional Anesthesia
Incidence of any major complication - including nerve injury, hematoma requiring medical intervention, pneumothorax, or local anesthetic systemic toxicity (LAST) - following single-shot locoregional anesthesia. The rate is calculated as the number of procedures with at least one complication divided by the total number of procedures performed.
Secondary outcomes
Incidence of Complications in Upper Limb Nerve Blocks
Incidence of each complication type (nerve injury, hematoma, pneumothorax, LAST) following upper limb single-shot nerve blocks. Calculated as the number of events divided by the total number of upper limb procedures
Incidence of Complications in Fascial Plane Blocks
Incidence of each complication type (nerve injury, hematoma, pneumothorax, LAST) following fascial plane single-shot blocks.
(Predictor of Complications in Upper Limb, Lower Limb or Fascial Plane Blocks) Age
Measured in years
(Predictor of Complications in Upper Limb, Lower Limb or Fascial Plane Blocks) Gender
Using a dichotomic male/female framework
Sponsors and contacts
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