Therapeutic ultrasound is one of the most commonly used modalities in physical therapy. It uses high-frequency sound waves that penetrate deeper layers of tissue, producing both micro-massage and thermal effects. These effects help improve circulation, reduce pain, and stimulate the regeneration of damaged tissues.
When Is Ultrasound Therapy Used?
Ultrasound therapy is used in physical rehabilitation to treat a variety of painful and inflammatory musculoskeletal conditions, including:
- Tendon inflammation (tendinitis) – such as Achilles tendinitis, patellar tendinitis, and rotator cuff tendinitis
- Shoulder pain- including tendinopathy and impingement syndrome
- Tennis elbow (lateral epicondylitis) and golfer’s elbow (medial epicondylitis)
- Knee pain – including patellar tendinopathy and iliotibial band syndrome
- Heel pain and plantar fasciitis
- Calcium deposits in the shoulder (calcific tendinitis)
- Muscle and soft tissue pain
- Scar tissue following injuries and surgical procedures
How Does Ultrasound Therapy Affect Tissue?
Therapeutic ultrasound works through two complementary mechanisms:
The thermal effect occurs when sound waves are absorbed by the tissues. The resulting increase in local temperature improves collagen elasticity, enhances blood circulation, and accelerates metabolic processes.
The mechanical effect acts as a micro-massage at the cellular level. It stimulates cell membranes, promotes protein synthesis, and supports faster tissue healing.
What Does an Ultrasound Therapy Session Look Like?
A typical ultrasound therapy session lasts between 5 and 10 minutes, depending on the treatment area and therapeutic goals.
The physiotherapist applies a conductive gel to the skin and then moves the ultrasound applicator over the targeted area using slow, circular motions.
Ultrasound therapy is often combined with other physical therapy techniques to enhance treatment outcomes and support a faster recovery.
Frequently Asked Questions About Ultrasound Therapy (FAQ)
1. Can I undergo ultrasound therapy if I have a metal implant or prosthesis?
The presence of metal implants within the treatment area is considered a contraindication for therapeutic ultrasound, as metal can absorb ultrasound energy and potentially cause localized tissue overheating. The physiotherapist will assess each case individually and, if necessary, recommend an alternative treatment approach.
2. Is ultrasound therapy painful?
No. Ultrasound therapy is painless and comfortable. Most patients experience only a mild, pleasant warming sensation in the treated area.
3. How long does an ultrasound therapy session last?
A single ultrasound therapy session typically lasts between 5 and 10 minutes, depending on the area of the body being treated.
4. How many ultrasound therapy sessions are needed?
The number of ultrasound therapy sessions depends on the diagnosis, the severity of symptoms, and the individual response of the tissues to treatment. Ultrasound therapy is typically provided as a series of sessions as part of a comprehensive physical rehabilitation program. The physiotherapist monitors progress and adjusts the treatment plan as needed.
5. Can ultrasound therapy help with calcium deposits in the shoulder?
Yes. Ultrasound therapy is one of the standard treatment modalities used in the management of calcific tendinitis of the shoulder. Ultrasound waves may help promote the breakdown of calcium deposits, reduce inflammation, and relieve pain, allowing patients to participate more effectively in rehabilitation exercises. For an individualized rehabilitation plan, consult a physiotherapist at Poliklinika SILAB.