Knee Replacement for Painful Knee Arthritis – Which Implant To Use?
Knee arthritis can be very painful and debilitating. The typical complaints of the patient include: pain in the knee on walking or standing early morning stiffness or stiffness after a period of inactivity puffiness and deformity of the knee inability to squat unable to fully straighten or fully bend the knee coarse sounds coming from … Continue reading
ACL Reconstruction Rehabilitation
ACL Reconstruction Rehabilitation Protocol ACL reconstruction surgery takes between 1 hour to 1 1/2 hours to perform. The next 6 months is very important if the athlete wants to get back to high level sports. A proper rehabilitation protocol is needed to allow the graft to heal, mature and strengthen while the knee becomes stronger. … Continue reading
Repairing Meniscus Tears
One of the common causes of sudden knee pain is a meniscus tear. The meniscus is a crescent shaped piece of fibro-cartilage inside the knee joint. Each knee has 2 menisci – a medial meniscus and a lateral meniscus. The medial meniscus is C-shaped whereas the lateral meniscus is more semicircular shaped. Both are composed of fibrocartilage with bony … Continue reading
Allograft ACL Reconstructions
Allografts refers to human tissues from another person. For a sports surgeon like myself, the common allografts used are tendon allografts for knee ligament reconstructions. Tendon allografts are commonly used by me for ACL (anterior cruciate ligament) reconstructions. My first choice graft is still the patient’s own hamstring tendons. For various reasons, some patients may … Continue reading
Discoid Meniscus – What To Do If It Is Torn?
Discoid lateral meniscus is a variant of a normal meniscus. People may be born with this. A normal lateral meniscus is crescent moon-shaped while a discoid lateral meniscus looks like a disc ie round. It is commonly found in the lateral meniscus. Discoid medial meniscus can occur as well but is rare in my experience. … Continue reading
What Happens When A Meniscus Tear is Neglected?
Meniscus is the shock absorption pads inside the knee joints. We have 2 of them in each knee. They are called the medial meniscus and the lateral meniscus. Studies have shown that the medial meniscus absorbs 50% of the medial knee joint load while the lateral meniscus absorbs 70% of the lateral knee joint load. … Continue reading
Dr HC Chang was interviewed by Channel News Asia (CNA) on Partial Knee Replacement
Dr Chang was interviewed by Channel News Asia on knee pain from osteoarthritis. This interview included a happy patient who underwent partial knee replacement surgery. Click below to watch the clips. For more information on partial knee replacement or total knee replacment for knee osteoarthritis, please contact Dr HC Chang at 683 666 36 or … Continue reading
Partial Knee Replacement for Painful Knee
A partial knee replacement for a painful knee can be very satisfying to both the patient and the surgeon. Mdm Tan presented with progressive right knee pain of 3 months’ duration. She was mobile and independent prior to that and the pain became so severe that she had to come to see me in a … Continue reading
Posterior Cruciate Ligament Injury
Posterior Cruciate Ligament – What it is, what it does, how does it get injured and what happens next….. The centre part of the knee joint is made up of the anterior cruciate ligament (ACL) and the posterior cruciate ligament (PCL). The anterior cruciate ligament is well known and injuries have been seen in famous footballers such … Continue reading
Double Bundle ACL Reconstruction Video
Double bundle ACL reconstruction allows for a more anatomical reconstruction of the ruptured anterior cruciate ligament. Studies have shown that it can provide up to 97% of the stability of the native ligament. This is a surgical video of a double bundle ACL reconstruction done by me. The graft was using the patient’s hamstring tendons. … Continue reading
HC Chang Orthopaedic Surgery | Singapore 