ESWT in Seocho: Nonsurgical Treatment for Chronic Tendon Pain

Extracorporeal shockwave therapy (ESWT) is a nonsurgical treatment for slow-healing chronic tendon and ligament pain, best paired with identifying the cause and aftercare.

Extracorporeal shockwave therapy (ESWT) is a nonsurgical treatment that delivers shockwave energy generated outside the body to the painful area to trigger the tissue's healing process. For those whose pain keeps returning to the same spot despite rest, or with certain movements, Dr. Lee Soo Jin, Director of Ssukssuk Rehabilitation Medicine Clinic, explains what kinds of pain ESWT is used for and what is checked before and after treatment.

There's a Reason Some Pain Doesn't Improve With Rest

Discomfort from overdoing it is often managed with rest, heat or cold packs, and stretching. But if pain keeps coming back even after plenty of rest, other causes need to be considered. Some tissues that accumulate strain from repetitive use, such as tendons and ligaments, have relatively limited blood supply, so they heal slowly on their own. Because these chronic tendon and soft tissue problems may not resolve with rest alone, treatments that support the healing process are considered.

How Does ESWT Work?

It doesn't simply mask the pain. It delivers physical stimulation to tissue that has lost function from repeated strain, improving blood flow and supporting the tissue's healing response. Around tendons and ligaments that are chronically tense or slow to heal, this stimulation can help kick-start recovery. It may also be considered for areas with calcium deposits or long-standing inflammatory changes.

That said, it isn't used the same way for every kind of pain. Whether to use it is decided after checking the location of the pain, the tissue involved, how long the symptoms have lasted, and whether movement is restricted.

Conditions Where ESWT May Be Considered, by Body Area

Area	Common conditions
Foot & ankle	Plantar fasciitis, Achilles tendinitis, Achilles tendon calcification and inflammation of surrounding tissue
Knee	Patellar tendinitis, pain from calcific changes around the knee
Shoulder	Rotator cuff disorders, calcific tendinitis, shoulder impingement syndrome
Elbow & wrist	Tennis elbow, golfer's elbow, wrist tenosynovitis
Around the spine	Tendon and ligament pain around the lower back, sacroiliac joint pain, chronic upper and lower back discomfort

The Same Area Can Have Different Causes

Even with shoulder pain, the approach differs depending on whether it's a rotator cuff tendon problem, a calcific change, or a combination of surrounding muscles and movement patterns. With heel pain, too, what needs to be checked depends on whether the problem is in the plantar fascia itself or is influenced by ankle movement or walking patterns. ESWT doesn't end with stimulating the painful area. Checking the tissue's condition and the underlying cause must come first.

Aftercare Shapes Your Recovery

Discomfort doesn't disappear completely right after ESWT. Tissue takes time to heal, and during that time you need to keep strain from building up in the same area.

For foot and ankle problems, avoid excessive walking and correct faulty walking habits
For heavily used areas like the shoulder and elbow, cut back on strenuous movements and maintain proper movement
Even if the pain eases, don't jump right back to your previous intensity; increase activity gradually

In Closing

The goal of ESWT isn't just to relieve discomfort in the moment, but to help damaged tissue regain normal function so you can return to your daily life. If you have recurring tendon pain, start by getting checked to see whether ESWT is right for you.

Author: Dr. Lee Soo Jin, Director, Ssukssuk Rehabilitation Medicine Clinic (Board-Certified Rehabilitation Medicine Specialist) · Profile Last reviewed: 2026-10-07 This article provides general medical information. Individual diagnosis and treatment decisions are made during an in-person consultation.