Introduction

Knee osteoarthritis (OA) is a common condition that can seriously affect everyday life, especially for those who want to stay active, keep working, and enjoy their hobbies. For many people with knee OA, the idea of knee replacement surgery can be worrying. As a result, more patients are seeking alternatives to surgery, hoping to delay or even avoid it altogether. One such promising option is Arthrosamid — a treatment designed to help people with moderate knee OA manage their symptoms effectively while putting off surgery for longer.

Understanding Moderate Knee Osteoarthritis and Its Impact on Daily Life

Moderate knee osteoarthritis happens when the cartilage cushioning the knee joint gradually wears away. This leads to symptoms such as ongoing pain, stiffness, swelling, and reduced movement. These issues can make routine tasks like walking, standing, or climbing stairs difficult and uncomfortable. Over time, this can limit people’s ability to work and enjoy social or leisure activities. Finding ways to manage these symptoms is essential for maintaining independence and a good quality of life.

Arthrosamid: A Non-Surgical Treatment for OA Symptom Relief

Arthrosamid is a type of hydrogel injection that is placed directly into the knee to ease symptoms of OA. It works by cushioning and lubricating the joint, which helps to reduce pain and improve mobility. This treatment can extend the period during which surgery is not needed. Research shows that “polyacrylamide hydrogel injections in knee osteoarthritis were shown to be safe and efficacious in knee OA patients” (Gao et al., 2025a). Furthermore, benefits have been observed over longer periods with “improvement in symptoms over 24 months, particularly in older, non-diabetic patients with less severe knee OA” (Gao et al., 2025a).

Looking at similar treatments, traditional hyaluronic acid injections are also commonly used. However, a study found “no significant difference in the likelihood of surgical interventions between low-, moderate-, and high-molecular-weight hyaluronic acid users after accounting for confounding factors” (Shewale et al., 2017). This suggests that while hyaluronic acid injections help, Arthrosamid offers an exciting additional option for those aiming to delay surgery and maintain their lifestyle.

Expert Care and Specialist Support for Managing Knee Osteoarthritis

Professor Paul Lee is an experienced orthopaedic surgeon and cartilage specialist who focuses on helping patients manage knee OA effectively. As a Regional Surgical Ambassador, he supports an approach that combines expert clinical care with personalised treatment plans. At MSK Doctors, patients benefit from access to specialists who provide tailored advice and help them explore all available treatment options. This is crucial, as the research stresses the need for “further studies to validate efficacy, refine patient selection, and evaluate long-term impact” (Gao et al., 2025a), highlighting how individualised care can make a real difference.

Maintaining Lifestyle and Quality of Life: Patients’ Perspectives

For many living with moderate knee OA, staying active and enjoying a good quality of life are key priorities. Non-surgical options like Arthrosamid can help people keep working, follow their hobbies, and stay socially connected. For example, someone who loves gardening or walking might find symptom relief that allows them to continue these activities comfortably for longer. Research shows that “older patients, those with less severe knee OA, patients without diabetes, and those with both knees affected were more likely to experience meaningful improvements over 24 months” (Gao et al., 2025a). This highlights the real-world benefits of treatments that help delay surgery and preserve independence.

Conclusion

Arthrosamid is proving to be an important addition to the non-surgical treatments available for moderate knee osteoarthritis. By easing symptoms and improving joint function, it offers patients the chance to postpone surgery and maintain their lifestyle with less disruption. Under the expert guidance of clinicians like Professor Paul Lee and the comprehensive support at MSK Doctors, people with knee OA can make confident, informed decisions about their care. For personalised advice tailored to your specific situation, always consult a qualified healthcare professional.

References

• Gao, H. C. K., Akhtar, M., Creedon, C., Nar, Ö. O., & Lee, P. Y. (2025). The impact of patient factors on the minimal clinically important difference of Arthrosamid polyacrylamide hydrogel injection for knee osteoarthritis: A cohort study. Osteoarthritis and Cartilage. https://doi.org/10.1016/j.joca.2025.02.648
• Gao, H. C. K., Akhtar, M., Creedon, C., Nar, Ö. O., Verma, T., & Lee, P. Y. F. (2025). Polyacrylamide hydrogel injections in knee osteoarthritis: A PROMs-based 24 month cohort study. Journal of Clinical Orthopaedics and Trauma. https://doi.org/10.1016/j.jcot.2025.103136
• Shewale, A. R., Barnes, C. L., Fischbach, L., Ounpraseuth, S., Painter, J. T., & Martin, B. C. (2017). Comparison of low-, moderate-, and high-molecular-weight hyaluronic acid injections in delaying time to knee surgery. The Journal of Arthroplasty, 32(10), 2952-2957.e21. https://doi.org/10.1016/j.arth.2017.04.041