Effects of non-weight bearing and hyperbaric oxygen therapy in vascular deprivation-induced osteonecrosis of the rat femoral head

B. Peskin, A. Shupak, D. Levin, D. Norman, Z. Jacob, J. H. Boss, I. Misselevich, D. N. Reis, C. Zinman

Research output: Contribution to journalArticlepeer-review

Abstract

We examined the role of hyperbaric oxygenation (HBO2) combined with non-weight bearing (NWB) in the treatment of vascular deprivation-induced osteonecrosis of the femoral head in the rat. Group 1 included 16 rats treated by a combination ofNWB and HBO2. Twenty animals treated by NWB alone (group 2), and 18 rats which received no treatment (group 3), served as the control groups. Maximal benefit of HBO2 was observed on Day 30 of the study. The femoral heads were less deformed in group 1 animals (P = 0.07). Preservation of the femoral heads was observed in a larger proportion of the HBO2-treated animals (P = 0.06). A smaller proportion of high-grade new bone formation was observed, and more animals demonstrated well-regenerated hematopoietic tissue (P=0.08). The tendency for less deformation of the femoral head in the HBO2-treated group might be a predictor of better function of the hip joint.

Original languageEnglish
Pages (from-to)187-194
Number of pages8
JournalUndersea and Hyperbaric Medicine
Volume28
Issue number4
StatePublished - Sep 2001

Keywords

  • Femoral head
  • Hyperbaric oxygen
  • Non-weight bearing
  • Osteonecrosis
  • Rat

ASJC Scopus subject areas

  • Pulmonary and Respiratory Medicine
  • Physiology (medical)

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