Joint gel injection after surgery shows promise in tiny trial

Copied word for word from the study's registry entry, so the wording is the study team's rather than ours.

Inclusion Criteria: 1. Male and female adults aged 18 to 60 years at the date of the written informed consent form. 2. Patient with surgery scheduled for arthroscopic procedure on knee or shoulder. 3. Those who could understand the provided information and were able to fill out the questionnaire. 4. Those who voluntarily decided to participate in the study and wrote the informed consent form. Exclusion Criteria: 1. In the following cases that may affect test results 1. Patients with history and suspected of rheumatoid arthritis (RA). 2. Patients with osteoarthritis in the joint related to specific joint movement. 3. Those with a history of surgery in the related area of the join that affect join movement. 4. Patients with infection at the surgical site. 2. Patients with chronic diseases that may affect surgery, such as uncontrolled diabetes or uncontrolled high blood pressure. 3. Patients with complex regional pain syndrome. 4. If adverse reactions are expected during surgery in the following cases: 1. People taking blood coagulants or patients with diseases that require blood coagulants. 2. When there are restrictions on the use of anticoagulants or antithrombotic agents. 3. Those with confirmed severe liver dysfunction or decreased renal function. 4. Patients with other serious systemic diseases such as severe anemia. 5. Known HIV positive person receiving medication. 5. Patients are allergic to substances used in medical devices for the study (Hyaluronic Acid). 6. Pregnant, lactating, or women of childbearing potential who are unwilling to use contraception during the study. 7. Use of drugs or medical devices due to participation in other study 8. Other people deemed inappropriate to participate in the test by the investigator (including high probability of noncompliance).