Seoul One Hospital | Orthopedics near Hwagok Station, Gangseo-gu — Joint, spine, and pediatric orthopedic health information and treatment stories from 8 board-certified orthopedic surgeons at Seoul One Hospital, a hospital-level medical institution in Gangseo-gu

Knee Giving Way When Going Down Stairs: When to Consider ACL Reconstruction in Gangseo-gu, Seoul | Seoul One Hospital

Knee Giving Way When Going Down Stairs: When to Consider ACL Reconstruction in Gangseo-gu, Seoul | Seoul One Hospital

KneeDr. Young-Min Lee Chief DirectorBoard-certified orthopedic surgeon

If your knee buckled during soccer and you've had weeks of giving-way symptoms on stairs, an ACL tear should be suspected. Seoul One Hospital's orthopedic team outlines the criteria for timing ACL reconstruction.

When the Bow-Leg Angle Is Borderline, How Does Seoul One Hospital Decide on Osteotomy in Gangseo-gu?
Gangseo-gu Lumbar Disc Herniation with Worsening Leg Numbness: How to Judge the Right Time for Endoscopic Spine Surgery
Bilateral Leg Numbness After 100m, Hwagok Station: Decision Criteria for Endoscopic Spine Surgery for Spinal Stenosis
Shoulder Pop and Sudden Weakness: How Seoul One Hospital in Gangseo-gu Decides on Rotator Cuff Repair

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Foot & Ankle | Dr. Hyuk-Ju Moon Chief Director

Recurrent Hallux Valgus: How Is Revision Surgery Near Hwagok Station Different From the First Time?

When hallux valgus recurs years after surgery, a different surgical approach is needed if the underlying cause differs from the original case. This article explains the criteria for deciding on revision surgery by reassessing the deformity angle and joint condition to change the osteotomy site.

Frequently Asked Questions

Check answers to common questions about treatment, appointments, and visiting information before you come in.

Located near Hwagok Station in Gangseo-gu, Seoul, Seoul One Hospital is a hospital-level medical institution chosen by over 100,000 patients, where specialists formerly of Seoul National University Hospital treat everything from joints and spine to pediatric orthopedics and trauma.

Specialists in each field directly establish and carry out treatment plans, providing care tailored to each patient's condition, from joint-preserving treatment to arthroscopic surgery, robotic knee replacement, and endoscopic spine surgery.

After treatment, we support patients' return to daily life through the necessary rehabilitation and follow-up care.

Seoul One Hospital's Philosophy

Accurate diagnosis and treatment tailored to each patient, for a healthier everyday life

Accurate Diagnosis

Drawing on experience from 4,587 knee replacement surgeries and 4,263 spine surgeries and procedures, along with MRI and CT imaging equipment, our specialists in each field provide accurate diagnosis and treatment direction.

Patient-Centered Care

We develop treatment plans considering age, growth stage, activity level, and response to prior treatment, and we fully explain the reasoning and process behind each choice.

Return to Daily Life

We follow up on rehabilitation and progress after treatment, helping patients return to school, sports, and daily life.

Meet our doctors

From children to seniors, the medical staff of Seoul One Hospital walk alongside you toward a healthier everyday life

Dr. Won-Joon YooChief Director

Board-certified orthopedic surgeon

  • Member, Korean Orthopaedic Association
  • Member, Korean Foot and Ankle Society

For about 19 years, Dr. Yoo served as a professor at Seoul National University Hospital and Seoul National University College of Medicine, continuing pediatric orthopedic clinical care and research throughout. He focuses on treating growth-related orthopedic conditions in children, including growth plate injuries, pediatric fractures, and lower-limb deformities.

Dr. Young-Min LeeChief Director

Board-certified orthopedic surgeon

  • Member, Korean Orthopaedic Association
  • Member, Korean Knee Society
  • Member, Korean Arthroscopy Society

Dr. Lee focuses on knee, shoulder, and hip conditions, performing a range of treatments from ligament reconstruction and osteotomy to joint replacement. He recommends treatment direction based on the extent of joint damage and the patient's activity level.

Dr. Young-Gon NaChief Director

Board-certified orthopedic surgeon

  • Member, Korean Orthopaedic Association
  • Member, Korean Knee Society
  • Member, Korean Arthroscopy Society

Dr. Na treats knee, shoulder, and hip conditions as well as sports injuries. He particularly evaluates cartilage and meniscus damage and leg alignment to assess the potential for joint preservation, and develops treatment plans considering activity level and rehabilitation circumstances.

Dr. Hyuk-Ju MoonChief Director

Board-certified orthopedic surgeon

  • Member, Korean Orthopaedic Association
  • Member, Korean Foot and Ankle Society

Dr. Moon focuses on fractures and growth plate (physis) injuries in children and adolescents, pediatric orthopedic conditions, and lower-limb deformities. He also treats adult foot and ankle conditions and trauma, developing treatment plans tailored to each patient's condition.

Dr. Soo-Taek LimDirector

Board-certified orthopedic surgeon

  • Presidential Citation (2020)
  • Member, Korean Orthopaedic Association
  • Member, Korean Hip Society

Dr. Lim treats a range of spine conditions including cervical and lumbar disc herniation, lumbar spinal stenosis, and spondylolisthesis. He reviews appropriate treatment options based on endoscopic spine surgery, microscopic surgery, and minimally invasive spinal procedures.

Dr. Chang-Hee ChoDirector

Board-certified orthopedic surgeon

  • Member, AO Spine
  • Completed ISAKOS course
  • Completed AO Trauma course

Dr. Cho treats degenerative spine conditions including cervical and lumbar disc herniation and spinal stenosis. He reviews actual symptoms, imaging results, and response to prior treatment together to determine the appropriate treatment, ranging from non-surgical care to endoscopic spine surgery and spinal fusion.

Dr. Yoon-Jong ChoiDirector

Board-certified orthopedic surgeon

  • Member, Korean Orthopaedic Association
  • Member, Korean Arthroscopy Society

Dr. Choi focuses on shoulder conditions such as rotator cuff tears, frozen shoulder (adhesive capsulitis), and calcific tendinitis, as well as elbow and upper-limb conditions. He explains conditions and treatment processes in ways patients can easily understand and offers treatment methods suited to each patient's condition.

Dr. Dong-Han KimDirector

Board-certified orthopedic surgeon

  • Dr. Kim treats foot and ankle conditions such as hallux valgus (bunion), plantar fasciitis, and ankle ligament injuries, as well as trauma and fractures of the hand, wrist, and arm. He considers the degree of injury and joint function to determine treatment ranging from conservative to surgical care.

Dr. Kim treats foot and ankle conditions such as hallux valgus (bunion), plantar fasciitis, and ankle ligament injuries, as well as trauma and fractures of the hand, wrist, and arm. He considers the degree of injury and joint function to determine treatment ranging from conservative to surgical care.

Clinical Notes by Specialty

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Recently Published

더 많은 의료진 칼럼을 읽어보세요

Recurrent Hallux Valgus: How Is Revision Surgery Near Hwagok Station Different From the First Time?

Foot & Ankle
Dr. Hyuk-Ju Moon Chief Director | Board-certified orthopedic surgeon | 2026.10.26

When hallux valgus recurs years after surgery, a different surgical approach is needed if the underlying cause differs from the original case. This article explains the criteria for deciding on revision surgery by reassessing the deformity angle and joint condition to change the osteotomy site.

When the Bow-Leg Angle Is Borderline, How Does Seoul One Hospital Decide on Osteotomy in Gangseo-gu?

Knee
Dr. Young-Min Lee Chief Director | Board-certified orthopedic surgeon | 2026.10.26

If an X-ray in Gangseo-gu showed a "borderline" bow-leg angle, you may be wondering what separates watchful observation from high tibial osteotomy. This article explains how Seoul One Hospital decides based on growth plate status and degree of arthritis progression.

Biportal or Uniportal? How Gangseo-gu Endoscopic Spine Surgery Approach Is Chosen-Seoul One Hospital

Spine & Neck
Dr. Chang-Hee Cho Director | Board-certified orthopedic surgeon | 2026.10.26

For lumbar disc herniation with leg tingling and pulling that has lasted for months, the choice between uniportal and biportal endoscopic surgery depends on the extent of nerve compression and spinal stability. Dr. Chang-Hee Cho of Seoul One Hospital explains how he decides the surgical approach based on MRI findings and response to non-surgical treatment.

Seoul One Hospital: If Your Shoulder Keeps Feeling Loose After a Dislocation, When Is Surgery Needed for Recurrent Instability Near Hwagok Station?

Shoulder
Dr. Young-Min Lee Chief Director | Board-certified orthopedic surgeon | 2026.10.26

Repeated looseness after a shoulder dislocation during tennis may signal recurrent instability. A board-certified orthopedic surgeon explains how age, recurrence frequency, and the presence of a Hill-Sachs lesion determine the timing of surgery.

Knee Giving Way When Going Down Stairs: When to Consider ACL Reconstruction in Gangseo-gu, Seoul | Seoul One Hospital

Knee
Dr. Young-Min Lee Chief Director | Board-certified orthopedic surgeon | 2026.10.26

If your knee buckled during soccer and you've had weeks of giving-way symptoms on stairs, an ACL tear should be suspected. Seoul One Hospital's orthopedic team outlines the criteria for timing ACL reconstruction.

Sudden Worsening Knee Pain in Gangseo-gu: How to Judge the Right Time for Knee Replacement Surgery

Knee
Dr. Yoon-Jong Choi Director | Board-certified orthopedic surgeon | 2026.10.26

If you've had knee injections for over 10 years and your pain has recently worsened, you need to look at both your cartilage loss stage and your response to conservative treatment together. An orthopedic surgeon at Seoul One Hospital in Hwagok-dong explains the criteria for determining the right timing for knee replacement surgery.

Shoulder Pop and Sudden Weakness: How Seoul One Hospital in Gangseo-gu Decides on Rotator Cuff Repair

Shoulder
Dr. Yoon-Jong Choi Director | Board-certified orthopedic surgeon | 2026.10.26

If you hear a pop in your shoulder and lose strength while lifting something heavy, you should suspect a rotator cuff tear. Seoul One Hospital in Gangseo-gu explains how it determines the timing for repair surgery based on tear extent and progression of muscle weakness.

Gangseo-gu Lumbar Disc Herniation with Worsening Leg Numbness: How to Judge the Right Time for Endoscopic Spine Surgery

Spine & Neck
Dr. Soo-Taek Lim Director | Board-certified orthopedic surgeon | 2026.10.26

If leg numbness worsens after a lumbar disc herniation diagnosis in Hwagok-dong, the key criteria for deciding on endoscopic spine surgery are whether muscle weakness and reduced walking distance are present. Director Dr. Soo-Taek Lim of Seoul One Hospital explains the criteria for choosing between uniportal and biportal approaches.

Bilateral Leg Numbness After 100m, Hwagok Station: Decision Criteria for Endoscopic Spine Surgery for Spinal Stenosis

Spine & Neck
Dr. Chang-Hee Cho Director | Board-certified orthopedic surgeon | 2026.10.26

Intermittent claudication—needing to rest after walking only about 100 meters due to bilateral leg numbness—can be a warning sign of lumbar spinal stenosis. This article outlines the criteria for choosing between biportal endoscopic spine surgery (UBE) and spinal fusion based on walking distance and the location of nerve compression.