

Living with knee osteoarthritis can feel like an ongoing challenge. Pain, stiffness, and reduced movement can turn even the simplest activities into hurdles, making day-to-day life less enjoyable. Roughly one in five people over 45 in England face this condition. While many available treatments offer only brief relief, there’s growing interest in new, minimally invasive options that promise longer-term benefits. Arthrosamid® is one such innovation. This injectable hydrogel is delivered directly into the knee joint , where it cushions and lubricates, offering extended comfort and mobility without surgery. For many, it provides a real opportunity for lasting improvement.
Knee osteoarthritis is a common condition that develops as the protective cartilage in the knee gradually wears away. When cartilage breaks down, bones start to rub together, leading to pain, swelling, and inflammation of the joint lining (the synovium). Stiffness and restricted movement are everyday issues for those with knee OA—often measured through tools like the Visual Analogue Scale (VAS) for pain and the Western Ontario and McMaster Universities Osteoarthritis Index (WOMAC) for function. Recent studies have shown that certain treatments, such as knee joint traction, can help relieve symptoms and improve movement. Beyond the physical discomfort, knee osteoarthritis can also affect mental health, making it important to find effective, long-term solutions for better overall wellbeing.
Arthrosamid® is a hydrogel made up of 97.5% water blended with a small amount of cross-linked polyacrylamide. This creates a soft, stable gel that forms a cushion inside the knee joint . The treatment is given as a single injection, usually under local anaesthetic and guided by ultrasound for accuracy. Once inside the joint, Arthrosamid® thickens the natural joint fluid, improving lubrication and easing the movement between bones, which leads to less pain and stiffness. The hydrogel also integrates with the lining of the joint, providing a supportive buffer and additional protection. Clinical studies have shown that patients experience significant reductions in pain and improvements in joint function, with benefits lasting for up to two years. Importantly, Arthrosamid® has shown a strong safety profile, with no serious long-term side effects reported. This makes it a promising choice for people seeking sustained relief from knee osteoarthritis without surgery.
Patients who receive Arthrosamid® often notice a real difference within months. In studies, scores measuring pain and movement, such as the WOMAC, show clear improvement at three, six, and twelve months after injection, with many experiencing continued benefits for up to two years. The treatment seems to be particularly useful for older adults and those with milder osteoarthritis . For example, some patients are able to walk outdoors more comfortably, reduce or even stop taking pain medication, or return to gentle exercise. These changes don’t just make daily life easier—they can also lift mood and encourage social connection. By relieving pain and helping restore joint movement, Arthrosamid ® supports a more active, fulfilling lifestyle.
At the London Cartilage Clinic, Professor Paul Lee leads a team of experts dedicated to treating knee osteoarthritis with care and precision. Patients receive individualised attention, starting with careful assessment to see if Arthrosamid® is the right solution. The team uses ultrasound to guide injections for greater accuracy and safety, and provides thorough follow-up to monitor recovery and answer any questions. While the clinic does not claim to have invented Arthrosamid ® or guarantee specific results, their expertise ensures every patient receives the best care and support on their journey to better knee health .
Arthrosamid® represents an exciting minimally invasive option for those with knee osteoarthritis , offering long-term relief from pain and improved mobility with just a single injection. With the support of knowledgeable clinicians and a focus on personalised care, this treatment can help you regain comfort and confidence in your everyday activities. For individual advice about your health or treatment options, always consult a qualified medical professional.
Arthrosamid® offers a minimally invasive, single-injection solution for knee osteoarthritis and is provided by the London Cartilage Clinic’s expert team. Patients benefit from advanced ultrasound-guided techniques and personalised care under Professor Lee, who has extensive experience treating joint problems.
Professor Paul Lee leads the clinic with a wealth of expertise in cartilage and joint treatments. His skill in assessing and delivering advanced therapies—using precise ultrasound guidance—ensures each patient is offered the highest level of care and professional guidance throughout their journey.
Many patients report noticeable improvements in pain and movement following Arthrosamid® treatment. This allows them to enjoy everyday activities, including walking and gentle exercise, with greater comfort—supporting a more active, fulfilling lifestyle under the clinic’s attentive follow-up and encouragement.
Each patient undergoes a thorough assessment to determine if Arthrosamid® is suitable for their condition. The clinic prioritises individualised care, including ultrasound-guided examinations, ensuring treatments are accurately planned and tailored to provide the best possible outcomes for every patient.
The London Cartilage Clinic stands out for its dedicated cartilage care, state-of-the-art techniques, and patient-centred approach. Professor Lee’s leadership guarantees excellence, while the team’s friendly, knowledgeable support ensures patients are well-informed, comfortable, and expertly cared for at every stage.
All our treatments are selected to help patients achieve the best possible outcomes and return to the quality of life they deserve. Get in touch if you have any questions.
At London Cartilage Clinic, we are constantly staying up-to-date on the latest treatment options for knee injuries and ongoing knee health issues. As a result, our patients have access to the best equipment, techniques, and expertise in the field, whether it’s for cartilage repair, regeneration, or replacement.
For the best in patient care and cartilage knowledge, contact London Cartilage Clinic today.
At London Cartilage Clinic, our team has spent years gaining an in-depth understanding of human biology and the skills necessary to provide a wide range of cartilage treatments. It’s our mission to administer comprehensive care through innovative solutions targeted at key areas, including cartilage injuries. During an initial consultation, one of our medical professionals will establish which path forward is best for you.
Contact us if you have any questions about the various treatment methods on offer.
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