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Chronic Pain After Video-assisted Thoracoscopic Surgery (VATS) Surgery for Pneumothorax

This study has been terminated.
(unable to recruit)
Information provided by:
Rigshospitalet, Denmark Identifier:
First received: August 31, 2009
Last updated: August 17, 2011
Last verified: August 2011
The study will investigate characteristics of chronic pain after VATS surgery with two different sizes of videoscopic equipment.

Condition Intervention
Pneumothorax Device: 5mm videoscope Device: 10mm videoscope

Study Type: Interventional
Study Design: Allocation: Randomized
Intervention Model: Parallel Assignment
Masking: Quadruple (Participant, Care Provider, Investigator, Outcomes Assessor)
Primary Purpose: Prevention
Official Title: Chronic Pain After VATS Surgery for Pneumothorax

Resource links provided by NLM:

Further study details as provided by Rigshospitalet, Denmark:

Primary Outcome Measures:
  • QST score [ Time Frame: 2 years ]
  • Post surgical pain [ Time Frame: 2 years ]

Secondary Outcome Measures:
  • Patient related factors, depression, coping etc. [ Time Frame: 2 years ]

Enrollment: 10
Study Start Date: October 2009
Estimated Primary Completion Date: December 2011 (Final data collection date for primary outcome measure)
Arms Assigned Interventions
Experimental: 5 mm equipment
5 mm videoscopic equipment
Device: 5mm videoscope
use of 5mm videoscope
Experimental: 10 mm
Use of standard 10 mm VATS equipment
Device: 10mm videoscope
use of 10mm videoscope


Ages Eligible for Study:   18 Years to 40 Years   (Adult)
Sexes Eligible for Study:   All
Accepts Healthy Volunteers:   No

Inclusion Criteria:

  • PSP
  • Able to understand and give consent
  • Can read
  • Residing in Denmark

Exclusion Criteria:

  • Unable to understand the written information in Danish
  • Abuse (Medicine, Drugs, Alcohol)
  • Severe psychiatric Illness
  • Conflicting neurological disease
  • Conversion to open surgery
  • Use of neuroaxial analgesia
  • Use of electric cauterizer necessitated
  • Additional thoracic surgery in the investigation period
  Contacts and Locations
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Please refer to this study by its identifier: NCT00969423

Copenhagen, Denmark, dk-2100
Sponsors and Collaborators
Rigshospitalet, Denmark
Principal Investigator: Kim Wildgaard, MD Section for Surgical Pathophysiology 4074 Copenhagen, Denmark
  More Information

Responsible Party: Rigshospitalet, Denmark Identifier: NCT00969423     History of Changes
Other Study ID Numbers: H-A-2009-054
Study First Received: August 31, 2009
Last Updated: August 17, 2011

Keywords provided by Rigshospitalet, Denmark:
persistent pain
neuropathic pain
Chronic Pain
Primary spontaneous pneumothorax patients

Additional relevant MeSH terms:
Chronic Pain
Neurologic Manifestations
Nervous System Diseases
Signs and Symptoms
Pleural Diseases
Respiratory Tract Diseases processed this record on September 21, 2017