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Volume 6, Issue 5 (Suppl)
J Pain Relief, an open access journal
ISSN: 2167-0846
Pain Management 2017
October 05-06, 2017
5
th
International Conference and Exhibition on
October 05-06, 2017 London, UK
Pain Research And Management
Putting pain out of mind with an ‘out of body’ illusion
James Pamment
1
and
Jane E Aspell
2
1
Oliver Zangwill Centre, UK
2
Anglia Ruskin University, Cambridge, UK
C
hronic pain is a growing societal concern that warrants scientific investigation, especially given the ineffectiveness of many
treatments. Given evidence that pain experience relies on multisensory integration, there have been some recent attempts
at using body ownership illusions for reducing acute pain. In the present study, we investigated whether patients’ experience
of chronic pain could be reduced by full body illusions (FBIs) that cause participants to spatially dissociate from their own
body and identify with a ‘virtual’ body. Participants (n=18) with chronic pain (including sciatica, osteoarthritis, fibromyalgia,
muscular pain, IBS and back pain) viewed their own virtual bodies via a video camera and head-mounted display. In the ‘back-
stroking FBI’, their backs were stroked with a stick while they viewed synchronous or asynchronous stroking on the virtual
body, and in the ‘front-stroking FBI’, they were stroked near their collarbone while viewing the stick approach their field of
view in a synchronous or asynchronous fashion. Each condition lasted for two minutes. Illusion strength and pain intensity
were measured with self-report questionnaires. We found that full body illusions were experienced by patients with chronic
pain and further, that pain intensity was reduced by an average of 37% after illusion (synchronous) conditions. The degree of
pain reduction was positively correlated with illusion strength in the synchronous back stroking condition. These findings
add support to theories that high-level multisensory body representations can interact with homeostatic regulation and pain
perception. These data also demonstrate the potential of such illusions for the management of chronic pain.
james.pamment@nhs.netJ Pain Relief 2017, 6:5(Suppl)
DOI: 10.4172/2167-0846-C1-015