Effects of Repetitive Electric Sensory Stimulation (RSS) as Intervention in Complex-regional-pain-syndrome Type I (CRPS)

Ruhr University of Bochum

Status: Unknown

Conditions: Complex Regional Pain Syndrome Type I of the Upper Limb

Treatments: Device: SHAM-RSS; Device: RSS (repetitive sensory stimulation)

Study type: Interventional

Funder types: Other

Identifiers

NCT01915329

RSS_2012

Details and patient eligibility

About

The purpose of this study is to test a specific nerve stimulation protocol as therapeutic option in patients diagnosed with CRPS (complex regional pain syndrome) of the upper extremity.

Full description

A specific high frequency electric stimulation is conveyed at 5 days to the affected hand. Each stimulation session lasts 45 minutes.

Enrollment: 50 estimated patients

Sex: All

Ages: 18 to 75 years old

Volunteers: No Healthy Volunteers

Inclusion criteria

• Patients diagnosed with CRPS Type I

Exclusion criteria

• intolerable hyperalgesia
• lesions at the fingertips
• high grade digit contracture
• central neurologic disorders
• psychiatric disorders

Trial design

Primary purpose: Basic Science

Allocation: Randomized

Interventional model: Parallel Assignment

Masking: Single Blind

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50 participants in 2 patient groups

Verum-RSS

Experimental group

Description:

RSS Stimulation with high frequency electric pulses

Treatment:

Device: RSS (repetitive sensory stimulation)

Sham-RSS

Sham Comparator group

Description:

Sham RSS Stimulation (no pulses are transmitted)

Treatment:

Device: SHAM-RSS