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A novel and minimally invasive surgery termed Percutaneous-transpedicular Injection of Polymethylmethacrylate into the Intervertebral vacuum space (PIPI) for chronic and disabling low back pain associated with de novo degenerative lumbar scoliosis in the elderly: a prospective single-center cohort study

Not Applicable
Conditions
Degenerative lumbar scoliosis
Registration Number
JPRN-UMIN000016127
Lead Sponsor
JA Hiroshima General Hospital
Brief Summary

1) The immediate and substantial relief of low back pain has been achieved after PIPI for at least two years. 2) Non-operative treatment had no efficacy on the treatment of low back pain. 3) Bone marrow edema significantly improved in the PIPI group but not in the non-operative group. 4) The degree of bone marrow edema was correlated with the strength of VAS and the degree of ODI.

Detailed Description

Not available

Recruitment & Eligibility

Status
Complete: follow-up complete
Sex
All
Target Recruitment
162
Inclusion Criteria

Not provided

Exclusion Criteria

1) Osteoporosis or lumbar vertebral density <70% of that of the young adult mean as determined by dual-energy x-ray absorptiometry 2) Infectious disease 3) Tumorous conditions of the spine 4) History of lumbar surgery 5) Leg length discrepancy due to hip or knee joint disease 6) LBP alleviated by facet joint anesthetic injections 7) Disoriented or did not complete the screening questionnaire

Study & Design

Study Type
Interventional,observational
Study Design
Not specified
Primary Outcome Measures
NameTimeMethod
1) Visual analogue scale (VAS) for low back pain 2) Oswestry disability index 3) Bone marrow edema on MRI
Secondary Outcome Measures
NameTimeMethod
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