High Ankle Block in Ankle Fractures

• Status: Not yet recruiting
• Trial end date: 2021-08-01
• Target enrollment: 0
• Participant gender: All

Summary

The aim of the herein presented double-blinded is to compare the effectiveness of the high foot block against placebo infiltration in simple, uni- and bimalleolar ankle fractures.

Included will be all adult patients (>18a) treated surgically at our department. The standard peri-operative procedure at our clinic will no be altered but the additional high ankle block. The intraoperative opioid requirement, the Visual Analogue Scale for Pain (VAS) and the postoperative opioid requirement will be assessed and compared between the two groups

• Phase: N/A
• Accepts Healthy Volunteers?: No

Details

• Lead Sponsor: Ludwig-Maximilians - University of Munich
• Treatments: Ropivacaine

Criteria

Inclusion Criteria:

• Age >17 years and <71 years

• Glomerular filtration rate (GFR) > 60

• American Society of Anaesthesiologists physical status classification system (ASA) < 4

• Independently mobile without aids before an accident

• Informed consent

• Uni- or bimalleolar (medial and lateral malleolus) ankle fractures requiring surgery

Exclusion Criteria:

• Age <18 years; >70 years

• GFR < 60

• ASA > 3

• Trimalleolar fractures or fractures necessitating open reduction and internal fixation (ORIF) of the posterior malleolus

• Not able to walk without aids (stick, rollator, etc.)

• Allergy to local anesthetics or drugs of the postOP pain regime

• Peripheral polyneuropathy

• Peripheral artery disease (PAD) grade IV°

• Dementia

• Depression, anxiety disorders or sleep disorders 18

• Pregnancy

• Denial of study participation