The Comparison of Two Crosslinked Hyaluronate for the Treatment of Osteoarthritis Pain

The Comparison of Safety and Effectiveness Between HYAJOINT Plus and Bioventus Durolane for the Treatment of Knee Osteoarthritis Pain

The aim of this study is to compare the safety and effectiveness between two BDDE-crosslinked hyaluronate, HYAJOINT Plus and Durolane, for the Treatment of Knee Osteoarthritis Pain.

Inclusion Criteria:

1. age from 35 to 85 years;
2. radiographic Kellgren-Lawrence grade II to III;
3. symptoms ≧6 months despite conservative treatments such as analgesics, NSAID and/or physical therapy;
4. average knee pain score ≧30mm on 100-mm visual analog scale (VAS) in recent one week;
5. radiographic evidence of bilateral knee OA not reason for exclusion if VAS pain in contralateral knee <30mm.

Exclusion Criteria:

1. previous orthopedic surgery in the lower extremity;
2. disabling osteoarthritis of hip or ankle;
3. previous IAHA within 6 months;
4. IA steroid or joint puncture within 3 months;
5. characters of severe acute synovitis under ultrasound (US) examination, such as Grade 3 in suprapatellar synovitis (SPS), suprapatellar effusion (SPE), medial compartment synovitis (MCS) or lateral compartment synovitis (LCS);
6. Any specific medical condition, such as rheumatoid arthritis, Lupus erythematous, hemiparesis, infection, neoplasm, and etc., that would interfere with assessments;
7. confirmed or suspected pregnancy or lactating;
8. known allergy history to any avian protein or HA product.