© 1990 British Society for Rheumatology
brief-report |
AN ALGOMETER FOR THE AUTOMATED MEASUREMENT OF PAIN THRESHOLD
Oxford Orthopaedic Engineering Centre, and the Nuffield Department of Orthopaedic Surgery, Nuffield Orthopaedic Centre Windmill Road, Headington, Oxford OX3 7LD
Correspondence to:
Correspondence to Mr W. Macdonald, 40 Abinger Road. Pokesdown, Bournemouth BH7 6LX
Correspondence to:
Reprint requests to Mr R. M. Atkins, Department of Orthopaedic Surgery. Bristol Royal Infirmary, Bristol BS2 8HW.
An automated device is described which enables operator independent measurement of pain threshold. Pressure is applied across a joint of the digit by means of a controlled pneumatic actuator. Testing 10 normal subjects indicated good reproducibility (r2=0.75, one-way analysis of variance).
KEY WORDS: Pain, Measurement