Chinese Journal of Tissue Engineering Research ›› 2014, Vol. 18 ›› Issue (52): 8520-8524.doi: 10.3969/j.issn.2095-4344.2014.52.028

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Effect of sodium hyaluronate on nitric oxide and synovial thickness in patients with knee osteoarthritis  

Deng Jian-feng, Gao Da-xin, Liu Zhi-xin, Wu Di, Song Hong, Yan Jia-liang, Qi Xi-ming, Sun Feng-li,Zhao Shu-ling   

  1. Department of Orthopedics, the First Municipal Hospital of Qinhuangdao, Qinhuangdao 066000, Hebei Province, China
  • Revised:2014-11-22 Online:2014-12-17 Published:2014-12-17
  • Contact: Gao Da-xin, Department of Orthopedics, the First Municipal Hospital of Qinhuangdao, Qinhuangdao 066000, Hebei Province, China
  • About author:Deng Jian-feng, Master, Physician, Department of Orthopedics, the First Municipal Hospital of Qinhuangdao, Qinhuangdao 066000, Hebei Province, China
  • Supported by:

    the Scientific Research and Development Plan of Hebei Province, No. 132777102D

Abstract:

BACKGROUND: Intra-articular injection of sodium hyaluronate has become a preventive and complementary therapy for knee osteoarthritis that can effectively relieve pain, protect the articular cartilage, and restore the joint function.

OBJECTIVE: To observe the effects of sodium hyaluronate on nitric oxide and synovial thickness in patients with knee osteoarthritis.
METHODS: Eighty patients with knee osteoarthritis (86 knees) were randomly selected and divided into mild, moderate, severe groups. Intra-articular injection of 25 mg sodium hyaluronate was done once a week for 5 consecutive weeks. At 4 and 12 weeks after treatment, all the patients were subjected to clinical scoring according to the Japanese Knee Osteoarthritis Measure. Thirty-seven patients (40 knees) who could make joint fluid and complete ultrasonic measurement was taken as a complete monitoring group that was also divided into three groups of mild, moderate, and severe. Levels of nitric oxide and synovial thickness were measured before and at 4 weeks after treatment.
RESULTS AND CONCLUSION: At 4 weeks after treatment, the effective rates of mild, moderate and severe groups were 93%, 77% and 47 %, respectively, and the total effective rate was 79%. At 12 weeks after treatment, the effective rates of mild, moderate and severe groups were 95%, 84% and 33 %, respectively, and the total effective rate was 80%. In the complete monitoring group, the level of nitric oxide was reduced significantly in mild, moderate and severe patients at 4 weeks after treatment compared with before treatment (P < 0.05), but the synovial thickness had no difference in the mild and severe patients, and only moderate patients appeared to have thinner synovial thickness compared with before treatment (P < 0.05). Experimental findings suggest that sodium hyaluronate can reduce the level of nitric oxide and improve clinical efficacy in patients with knee osteoporosis, especially for mild and moderate knee osteoporosis patients.

中国组织工程研究杂志出版内容重点:生物材料;骨生物材料; 口腔生物材料; 纳米材料; 缓释材料; 材料相容性;组织工程


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Key words: osteoarthritis, synovial membrane, nitric oxide

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