This blog is to share the latest research and development of acupuncture and raise the awareness of alternative treatments for your conditions, and is for information only.

Sunday 26 October 2014

How does acupuncture help heal tendon injury?

Acupuncture therapy increased the diameter and reorganization of tendon fibrils during tendon healing in a rat model.

Many people participating in physical and recreational activities experienced some forms of soft tissue injuries, including tendon laceration or rupture. In many cases surgical intervention is required to direct the natural process of healing which is a slow and complicated process.

Acupuncture has been used to treat tendon injury for pain relieving. Many studies showed that acupuncture stimulation increases releasing of analgesic substance such as adenosine locally and endorphin in the brain. It is also believed that acupuncture increase local blood flow and nutrients which enhances healing process.

Recently Dr. de Almeida and Colleagues in Brazil conducted an experimental study to assess the effect of acupuncture on the changes in collagen fibrils in rat tendon injury model. The model subjects were given manual acupuncture at acupoints ST36 or BL57, or ST36+BL57, or electroacupuncture at ST36+BL57 acupoints once a day for 21 days. The concentration, mass-average diameter and the reorganization of collagen fibril diameter were measured at 7, 14 and 21 days after acupuncture. It was found that acupuncture increased the concentration, mass-average diameter and reorganization of collagen, indicating the strengthening of tendon structure.

The authors suggest that acupuncture may offer the therapeutic benefits for tendon injury by increasing concentration of collagen and by inducing a better organization of collagen fibres, which may improve the mechanical strength of the tendon after injury.

Reference:
De Almeida MD et al., Acupuncture increases the diameter and reorganisation of collagen fibrils during rat tendon healing. Acupunct Med. 2014 Aug 19.   http://www.ncbi.nlm.nih.gov/pubmed/25138672

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