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Research on the application of ultrasound therapy in temporomandibular joint disorders (TMJ)

Release time:2024-01-12 16:23

Source:physical therapy massage for pain relief

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Temporomandibular joint disorders (TMJ) are one of the common diseases in the oral and maxillofacial region, mainly manifested by symptoms such as temporomandibular joint pain, joint clicking, and limited mouth opening, which seriously affect the quality of life of patients. In recent years, with the continuous advancement of medical technology, ultrasound therapy, as a non-invasive, low-pain physical therapy method, has gradually been used in the treatment of TMJ. This study aims to explore the effect and mechanism of ultrasound therapy in the treatment of TMJ, in order to provide new treatment ideas for clinical practice.


Literature review

Ultrasound therapy uses the energy of ultrasound to penetrate tissues, produce thermal effects, mechanical effects, and cavitation effects, thereby improving local blood circulation, promoting the dissipation of inflammation, relieving pain, and promoting tissue repair. In the treatment of TMJ, ultrasound therapy can improve joint function and relieve pain by promoting the repair and regeneration of tissues such as joint capsules and articular discs.

Previous studies have shown that ultrasound therapy has a certain effect in the treatment of TMJ. For example, some studies have found that ultrasound therapy can significantly reduce the pain level of TMJ patients, increase mouth opening, and improve joint function. However, there are still some gaps in the current research, such as small sample size, inconsistent research methods, inconsistent efficacy evaluation standards, etc., which have a certain impact on the comparability and reliability of the research results. Therefore, this study aims to further verify the efficacy of ultrasound therapy in TMJ treatment and explore its mechanism of action through clinical research with a larger sample size.


Research design

This study adopted a randomized controlled trial design, and randomly divided TMJ patients who met the inclusion criteria into two groups: ultrasound treatment group and control group. The ultrasound treatment group was treated with ultrasound therapy once a day, 20 minutes each time, and 12 consecutive days of treatment as a course of treatment. The control group used conventional physical therapy, such as hot compress, massage, etc.

The source of the research data was mainly the clinical manifestations and imaging examination results of the patients. The visual analog rating scale (VAS) was used to evaluate the pain level of the patients, and the mouth opening degree was measured to evaluate the joint function of the patients. At the same time, the treatment process and adverse reactions of the two groups of patients were recorded.


Research results and analysis

After one course of treatment, the pain level of the patients in the ultrasound treatment group was significantly reduced, and the mouth opening degree was significantly improved, which was significantly different from the control group (P<0.05). In addition, the incidence of adverse reactions in the ultrasound treatment group was low, and most of them were mild discomfort, which did not affect the continuation of treatment.

An in-depth analysis of the research results showed that ultrasound therapy may improve the symptoms of TMJ patients through the following mechanisms: first, promoting local blood circulation and accelerating the dissipation of inflammation; second, promoting the repair and regeneration of tissues such as joint capsules and articular discs; third, relieving muscle tension and improving joint function. These mechanisms work together to achieve significant therapeutic effects in the treatment of TMJ.


Conclusion and Prospect

This study shows that ultrasound therapy has good efficacy and safety in the treatment of TMJ, and can significantly reduce the patient's pain level, increase mouth opening, and improve joint function. However, this study still has some limitations, such as limited sample size and short treatment time. Future studies can further expand the sample size and extend the treatment time to more comprehensively evaluate the efficacy and safety of ultrasound therapy in the treatment of TMJ. At the same time, the mechanism of action of ultrasound therapy can be explored in depth to provide more accurate treatment plans for clinical practice.


In summary, ultrasound therapy has a good application prospect in the treatment of TMJ and deserves further research and promotion. By continuously optimizing treatment plans and efficacy evaluation criteria, I believe that ultrasound therapy will bring good news to more TMJ patients.