Ultrasound Guided Blocks of the Iliohypogastric and Ilioinguinal Nerves in Persistent Postherniorrhaphy Pain Patients

• Register: ClinicalTrials.gov
• Last refreshed on: 19 February 2015
• Main ID: NCT01373593
• Date of registration: 08/06/2011
• Prospective Registration: No
• Primary sponsor: Rigshospitalet, Denmark
• Public title: Ultrasound Guided Blocks of the Iliohypogastric and Ilioinguinal Nerves in Persistent Postherniorrhaphy Pain Patients
• Scientific title: Ultrasound Guided Blocks of the Iliohypogastric and Ilioinguinal Nerves in Persistent Postherniorrhaphy Pain Patients
• Date of first enrolment: January 2011
• Target sample size: 12
• Recruitment status: Terminated
• URL: http://clinicaltrials.gov/show/NCT01373593
• Study type: Interventional
• Study design: Allocation: Randomized, Endpoint Classification: Efficacy Study, Intervention Model: Crossover Assignment, Masking: Double Blind (Subject, Investigator), Primary Purpose: Diagnostic
• Phase: Phase 4

Countries of recruitment

Denmark

Key inclusion & exclusion criteria

Inclusion Criteria:

- patients older than 18 years with severe postherniorrhaphy pain (numerical rating
scale [NRS] > 6) for more than 6 month

Exclusion Criteria:

- known amide local anesthetic drug allergy

- recurrent hernia



Age minimum: 18 Years
Age maximum: N/A
Gender: Both

Health Condition(s) or Problem(s) studied

Pain

Intervention(s)

Drug: Placebo

Drug: lidocaine

Primary Outcome(s)

changes (lidocaine vs. placebo) in pain perception, sensory mapping and QST compared to pre-block values. [Time Frame: 20 minutes after the block]

Secondary ID(s)

H-1-2010-116

Source(s) of Monetary Support

Please refer to primary and secondary sponsors