Experimental Instradiscal Drug Injection: Histological Studies and Measurement of Intradiscal Pressure
Autor: | Teruyuki Hirohashi, Kazumasa Ishibashi, Kimiaki Sato, Akio Inoue, Masakazu Morita, Kensei Nagata, Teruaki Ohashi, Jun Abe |
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Rok vydání: | 1996 |
Předmět: | |
Zdroj: | Orthopedics & Traumatology. 45:123-126 |
ISSN: | 1349-4333 0037-1033 |
Popis: | We investigated the pathological changes and alterations in intradiscal pressure after an experimental intradiscal injection in the mature rabbit. Thirty intervertebral discs in 6 rabbits were used as controls, and normal pressures were measured. Chymopapain, 10% sodium chloride, or betamethasone were injected separately into 5 intervertebral discs of 9 rabbits. Rabbits were sacrificed at 1 week, 4 weeks, and at 12 weeks after the intradiscal drug injection. The intradiscal pressure changed depending on the degree of disc degeneration and if there was any regeneration. The chymopapain-injected intradiscal pressure decreased significantly at 4 weeks compared with the pressure at 1 week and at 12 weeks (p |
Databáze: | OpenAIRE |
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