# Stem cell therapy for knees: what to know before a visit *Stem Cell Therapy for Knees | Stem Cells Queen Creek* > Does stem cell therapy work for knees? This stem cells Queen Creek guide covers soreness, home relief, visit questions and treatment choices. Why does your knee keep aching? Arthritis, years of wear, an old injury, weak muscles, or a sudden rise in activity may all matter. Sitting may leave the knee stiff, while stairs and longer walks may bring swelling. Catching or giving way also deserves attention. I'd note where the soreness sits, when it starts, whether the knee feels unsteady, and which daily movement becomes hard before the ache makes you stop on level ground. Keep that record for several days. It'll help the clinician understand what the knee does during daily life. ## A regular amount of easy activity often helps the knee Complete rest can make the knee stiffer. Try about the same amount of easy movement each day. Strengthening your thigh and hip may make walking easier. A flat route may feel better than a steep descent. Add time slowly, then notice how the knee feels the next morning. If it's much worse, shorten the next walk. Lasting swelling is a reason to ease back. Cold after activity may help swelling. Warmth before activity may loosen the knee. A fitted cane or knee brace can add support. Ask your regular clinician about medicine, since pills and creams don't fit every health history. ## A knee visit should connect the exam to your daily limits Arrange a knee visit when soreness keeps returning, swelling lasts, or walking gets harder. Tell the clinician when you first noticed it. The exam will check how the knee bends, straightens, and carries your weight. Bring older records if you have them. Explain whether the ache is worse on stairs, at rest, or after sleep. Ask, “What do you think is making this knee sore?” Then ask which option matches what was found. If the knee doesn't settle, the QC Kinetix team can discuss regenerative treatments—non-surgical procedures using material from drawn blood or taken marrow. At its Chandler office, a medical provider, meaning the clinician doing your procedure, delivers that product inside the knee. The hoped-for result is easier movement and a milder ache, but results vary. The visit can also cover home care, cost, recovery time, and whether a surgeon's opinion is due. ## Sources 1. In a 480-patient, four-arm, multicenter randomized phase 2/3 trial, none of three orthobiologic cell injections - autologous bone marrow aspirate concentrate, autologous adipose stromal vascular fraction, or allogeneic umbilical cord tissue-derived mesenchymal stromal cells - was superior to any other, or to a corticosteroid injection control, on pain at 12 months. Mautner K, et al. — [Cell-based versus corticosteroid injections for knee pain in osteoarthritis: a randomized phase 3 trial](https://pubmed.ncbi.nlm.nih.gov/37919438/). *Nat Med*, 2023. DOI: 10.1038/s41591-023-02632-w. 2. A Bayesian network meta-analysis of 48 randomized trials covering 9,338 knees found hyaluronic acid and PRP significantly improved pain versus placebo, and that BMAC accounted for only 2.5 percent of the studied injections - the thinnest evidence base of the four comparators. Jawanda H, et al. — [Platelet-Rich Plasma, Bone Marrow Aspirate Concentrate, and Hyaluronic Acid Injections Outperform Corticosteroids in Pain and Function Scores at a Minimum of 6 Months as Intra-Articular Injections for Knee Osteoarthritis: A Systematic Review and Network Meta-analysis](https://pubmed.ncbi.nlm.nih.gov/38331363/). *Arthroscopy*, 2024. DOI: 10.1016/j.arthro.2024.01.037. 3. A controlled randomized phase I/II trial in 26 patients found repeated dosing of culture-expanded umbilical cord-derived MSCs at baseline and 6 months produced lower WOMAC pain at 12 months (1.1 +/- 1.3) than hyaluronic acid (4.3 +/- 3.5), while a single MSC dose did not separate from hyaluronic acid. Matas J, et al. — [Umbilical Cord-Derived Mesenchymal Stromal Cells (MSCs) for Knee Osteoarthritis: Repeated MSC Dosing Is Superior to a Single MSC Dose and to Hyaluronic Acid in a Controlled Randomized Phase I/II Trial](https://pubmed.ncbi.nlm.nih.gov/30592390/). *Stem Cells Transl Med*, 2019. DOI: 10.1002/sctm.18-0053. 4. A 2025 randomized trial of 66 knee osteoarthritis patients compared a single adipose stromal vascular fraction injection, conventional rehabilitation alone, and the two combined over 12 months - a design that treats exercise-based rehabilitation as a genuine comparator rather than an afterthought. Lu J, et al. — [Intraarticular injection of the stromal vascular fraction for the treatment of knee osteoarthritis a prospective randomized controlled clinical trial](https://pubmed.ncbi.nlm.nih.gov/40750958/). *Sci Rep*, 2025. DOI: 10.1038/s41598-025-09398-w. 5. FDA states in its consumer alert that the only FDA-approved stem cell products in the United States are blood-forming stem cells derived from umbilical cord blood, approved for disorders of the blood-forming system, and that NONE of these products - stem cells, stromal vascular fraction, umbilical cord blood, Wharton's jelly or amniotic fluid - has been approved for the treatment of any orthopedic condition, including osteoarthritis, tendonitis, disc disease, tennis elbow, back pain, hip pain, knee pain, neck pain or shoulder pain. US Food and Drug Administration, Center for Biologics Evaluation and Research — [Consumer Alert on Regenerative Medicine Products Including Stem Cells and Exosomes](https://www.fda.gov/vaccines-blood-biologics/consumers-biologics/consumer-alert-regenerative-medicine-products-including-stem-cells-and-exosomes). *null*, 2020. 6. The 2018 AAOS/NIH consensus work group recommended that minimally manipulated mixed cell preparations be called CELL THERAPY rather than stem cell therapy, and that their untested and uncharacterised nature be clearly communicated to patients and the public, because stem cells have properties these preparations do not meet. Chu CR, et al. — [Optimizing Clinical Use of Biologics in Orthopaedic Surgery: Consensus Recommendations From the 2018 AAOS/NIH U-13 Conference](https://pubmed.ncbi.nlm.nih.gov/30300216/). *J Am Acad Orthop Surg*, 2019. DOI: 10.5435/JAAOS-D-18-00305. ## Soreness that has not settled deserves a closer look QC Kinetix provides regenerative treatment options—non-surgical procedures using material prepared from your blood or bone marrow. At its Chandler office, a clinician examines your joint and puts the prepared material into the sore area during the procedure. Bring records and notes about what raises or eases the soreness. Call (602) 837-PAIN. Schedule a free consultation: --- What may ease the soreness, and when an exam makes sense. Why a joint stays sore, ways to help it at home, reasons for an exam, and what local non-surgical treatment involves. Answers about aching joints, simple relief, reasons for prompt care, and local visits. This site is operated by the owners of the QC Kinetix Phoenix-area clinics, including the Chandler office recommended here; the business benefits when readers book, so examine the sources and compare the options. © 2026 Queen Creek Joint Fieldguide. General health education only, not medical advice or a diagnosis for an individual joint.