Regenerative Therapy

Joint Regenerative Injection

PRP × HA × Prolotherapy · all under ultrasound guidanceKnee · shoulder · elbow · hip · ankle | ESSKA 2024 endorses KL 1-3 knee OA

Medically Reviewed by Dr. Ta-Ju Liu (Dermatology Specialist) | Last Reviewed: 2026-03-15
Knee · Shoulder · Elbow · Hip · Ankle · PRP × HA × Ultrasound

When meds aren't enough and surgery is too much — ultrasound-guided multi-joint regenerative injection

Belk 2021 / Bensa 2024 meta-analyses support PRP > HA for knee OA · adaptable to frozen shoulder, elbow, hip, ankle

Your Joint Regenerative Injection Includes

  • Ultrasound-guided precision injection · avoid vessels and nerves

  • PRP α-granules · cartilage and tendon repair

    Cartilage repair raw materials · Belk 2021 RCT supports 12-month efficacy for knee OA

  • Hyaluronic acid · synovial replenishment and cushioning

  • Scale tracking · honest expectations (VAS / WOMAC / OKS)

※ Click any chip to view full scope and exclusion terms

20+
Years Clinical Experience
5 Joints
Knee · Shoulder · Elbow · Hip · Ankle
Belk 2021
PRP > HA Literature
12 Months
RCT Efficacy Window
Typical Journey

From Inquiry to Follow-Up at a Glance

Right Now

Submit Inquiry

Fill out the online form, or send photos via LINE

Within 48 Hours

Personal Reply From the Doctor

After reviewing your details, the doctor shares an initial assessment and next steps

On Consultation Day

In-Person Evaluation

Palpation, ultrasound, and symptom scales — full recommendations given on the spot

On Treatment Day

Treatment Begins

A treatment plan tailored just for you

All Included

Ongoing Follow-Up

We track progress with assessment scales and adjust the dose to fit your response

Want a faster appointment? Here are a few ways

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    Sign the consent form and we’ll prioritize your consultation — your privacy is fully protected throughout

How to use: Please tell our booking staff via LINE message which option(s) you’d like to use — LINE leaves a written record so both sides stay aligned. In person works too, but please follow up with a quick LINE confirmation.

Fair use: To keep things fair to other patients — once priority scheduling is activated, please honor the matching commitment at your consultation (post stays public until your visit, consent form signed as agreed, responsive to standby notifications). If priority is activated but not fulfilled, you’ll return to the standard queue and future use of this option will need to be reassessed.

※ All of the above are entirely voluntary — choose one, several, or none. It won’t affect your care

* Typical timeline; may vary by individual case

Want to know which path fits your situation? Either way works — pick whichever feels easier.

Liusmed Clinic — Cross-Specialty Core Principles

From skin tumors to joint regeneration, we hold to "you can only treat what you can see." Ultrasound guidance grounds every needle on anatomical confirmation rather than tactile guesswork.

Ultrasound-Guided
See vessels, nerves, and capsules before acting
Single-Pinhole Extraction
Pinhole-sized wound, physical removal without chemical dissolvers
< 20% Extreme Micro-Incision
Excision wounds limited to under 20% of lesion diameter
Structural Thread Lifting
Anatomical-layer-based supportive thread lifting
Three Core Advantages

Precision · Evidence · Honesty

Ultrasound-Guided Precision

Blind knee injection accuracy is ~78%; ultrasound guidance reaches 95%+ (Berkoff 2012, PMID:22500117). With the same PRP (Platelet-Rich Plasma) or HA (Hyaluronic Acid), blind injection misses the joint space ~1 in 4 times — a core reason for "got the shot but felt nothing." All our joint regenerative injections use US guidance.

Evidence-Based Selection

PRP first-line for knee OA (Osteoarthritis) and frozen shoulder (Zhang 2024 RCT); PRP for tennis elbow; long-acting HA adjunctively for early-mid OA. The physician picks the best injectate based on your KL (Kellgren-Lawrence Grading) grade, age, and activity needs — never a "fixed package."

Scale Tracking, Honest Expectations

We track outcomes via WOMAC (Western Ontario and McMaster Universities Osteoarthritis Index), VAS (Visual Analog Scale), KOOS at 4 weeks, 3 months, 6 months. For severe degeneration (KL IV) we honestly recommend arthroplasty evaluation — we will not push PRP to delay necessary surgery. That is what a responsible physician owes you.

You Might Be Experiencing

The traditional path for OA and tendon/ligament issues was just "NSAIDs → steroids → surgery." Regenerative medicine offers a fourth path: leveraging your body's own repair machinery to bridge "drugs no longer hold" and "surgery is too much."

  • Knee weakness or catching when going up/down stairs
  • Persistent lateral elbow pain (tennis/golfer's elbow)
  • Frozen shoulder — difficulty combing hair or dressing
  • Recurrent patellar tendonitis (jumper's knee)
  • Old ankle injury — cannot fully run or jump
  • NSAIDs/steroids tried but only short-term relief
Mechanism

PRP × HA × Ultrasound Guidance: Three Layers Working Together

Repairing a degenerative joint requires three things at once: "repair raw materials," "environment improvement," and "precise delivery." No single layer alone is complete; only the combination is the full answer.

PRP α-Granules: Cartilage & Tendon Repair Toolkit

High-concentration platelets centrifuged from your own blood release α-granules upon activation — packed with PDGF (Platelet-Derived Growth Factor), TGF-β (Transforming Growth Factor Beta), VEGF (Vascular Endothelial Growth Factor), IGF-1 (Insulin-like Growth Factor 1), EGF. They signal "get back to work" to chondrocytes, fibroblasts, and synoviocytes. Bensa 2025 meta-analysis shows clear dose-response: higher platelet concentration → stronger effect.

Hyaluronic Acid: Synovial Replenishment & Cushioning

In degenerative joints, high-molecular-weight HA (HMW-HA) in synovial fluid declines over time. Exogenous HMW-HA restores viscoelasticity, cushioning, and dampens inflammatory mediators. Long-acting cross-linked single-injection formulations are especially useful for busy patients. Taiwan NHI provides partial coverage under conditions.

Ultrasound Guidance: Seeing = Precision

High-resolution ultrasound shows joint cavity, cartilage, tendons, ligaments, vessels, and nerves in real time; the physician continuously monitors needle tip and lands the drug precisely. Knee blind 78% vs guided 95%+; the gap widens for deep, anatomically complex joints (shoulder, hip). "You can only treat what you can see" is Liusmed Clinic's cross-specialty creed.

What the Studies Say — What It Means for You

We surface 4 pivotal studies on "PRP × HA × ultrasound guidance," each with a "what it means for you" — translating academic numbers into the questions you actually bring to clinic.

Study
Belk 2021 Meta (PRP vs HA, knee OA)
PMID:32302218
Effect Size / Data
PRP vs HA meta-analysis for knee OA (18 RCTs, n>1,000): at 12 months **WOMAC pain MD = −2.83 (95% CI −4.26 to −1.39, p<0.001)**, with stiffness and function scores all favoring PRP; no difference in adverse events.
What It Means for You
For long-term outcomes (6-12 months and beyond) in knee OA, PRP is a stronger investment than HA; HA wins on "fast onset" (2-4 weeks) while PRP wins on "cumulative repair."
Study
Bensa 2025 Meta (PRP vs Placebo, MCID)
PMID:39751394
Effect Size / Data
PRP vs placebo meta-analysis for knee OA (Filardo group): PRP achieves **clinically meaningful difference (MCID)** on WOMAC and VAS at high probability, with **clear dose-response: higher platelet concentration → better outcome**.
What It Means for You
The "does PRP work?" debate largely stems from preparation concentration differences — adequately concentrated PRP works consistently; under-concentrated PRP does not. We insist on platelet concentration ≥5× baseline per dose; this is not marketing, it is the precondition for efficacy.
Study
Berkoff 2012 SR (US-guided vs Blind)
PMID:22500117
Effect Size / Data
Knee injection accuracy SR: **ultrasound-guided 95.8% vs blind 77.8% (OR 6.4, 95% CI 2.9–14, p<0.001)**; guided group had 48% less procedural pain and 26% higher response rate at 2 weeks.
What It Means for You
With the same PRP or HA, blind injection misses the joint space nearly 1 in 4 times — a core reason for "I got the shot but felt nothing." Ultrasound guidance is not a luxury upsell; it is what gets the medicine where it needs to go.
Study
Zhang 2024 Meta (PRP, Frozen Shoulder)
DOI
Effect Size / Data
PRP for frozen shoulder meta-analysis (14 RCTs, n=1,024): at 1 month PRP vs steroid passive abduction MD=3.91°, passive flexion MD=3.90°, disability SMD=−0.50; **long-term (>3 months) PRP outperforms steroid in durability and safety**.
What It Means for You
Frozen shoulder is one of PRP's strongest shoulder indications. If you have frozen shoulder, used steroid for short-term relief, then plateau again, PRP is a worthy next step.
Treatment Comparison

PRP vs HA vs Prolotherapy vs Steroid

Each treatment has its place. This table consolidates Belk 2021, ESSKA-ORBIT 2024, AAOS 2022 so you and your physician share a common vocabulary.

ItemPRPHyaluronic Acid (HA)ProlotherapyCorticosteroid
MechanismGrowth-factor tissue repairLubrication, anti-inflammation, synovial replenishmentBrief inflammation triggering repairSuppress inflammation, analgesia
12-month outcome (knee OA)★★★★ (Belk 2021 superior to HA)★★★★★ (weak-to-moderate evidence)✗ (short-term only, fades after 4 wk)
Taiwan NHIOut-of-pocketKnee OA conditional (others OOP)Out-of-pocketNHI covered (frequency-limited)
Common Side EffectsTransient swelling/bruising (5-15%)Injection site reaction (1-10%)Transient pain flare 24-72h (10-25%)May accelerate cartilage loss (McAlindon 2017 JAMA)
Best ForKL 1-3 knee OA, frozen shoulder, tennis elbow, long-term solution seekerKL 1-2 knee OA, fast onset preferredPRP not applicable or unaffordableAcute flare needing short-term relief
Key Insight: Steroid feels better immediately but reverts at 4 weeks; HA wins on "fast onset" (2-4 weeks); PRP wins on "cumulative repair" (6-12 months). The best combination for most patients: 3 PRP injections to rebuild tissue foundation, then long-acting HA as adjunct if needed — like fixing a house foundation first, then adding sound insulation.

Why Liusmed Clinic Chose "PRP × HA × Ultrasound Guidance"

We do not pitch a single "magic bullet" — literature long ago told us individualized injectate selection + precision guidance is what makes regenerative injection truly work. The two axes behind our choice: literature support and clinical observation.

Literature Support

  • ·Belk 2021 (18-RCT meta): PRP outperforms HA on 12-month WOMAC pain (MD = −2.83, 95% CI −4.26 to −1.39, p<0.001).
  • ·Bensa 2025: PRP MCID achievement is high; dose-response with platelet concentration — higher concentration → stronger effect.
  • ·ESSKA-ORBIT 2024: European arthroscopy society formally supports PRP for KL 1-3 knee OA (Grade B-C); ESSKA-ICRS: PRP appropriate for KL 0-III.
  • ·Berkoff 2012: US-guided knee injection accuracy 95.8% vs 77.8% blind (OR 6.4, p<0.001); 48% less procedural pain.
  • ·Park 2023 (46-RCT NMA): leukocyte-poor PRP has significantly lower AE rate than leukocyte-rich PRP (OR 0.51) — we use LP-PRP.

Dr. Liu — Clinical Observations

  • ·Ultrasound guidance places every PRP needle precisely where cartilage defect is largest, and lets HA distribute evenly in the joint cavity. Same dose, same drug — "right placement" doubles the effect. "You can only treat what you can see" is Liusmed Clinic's cross-specialty creed.
  • ·Clinically, patients who "tried PRP a few times without effect" often had inadequate preparation concentration — Bensa 2025 confirms dose-response. We insist on ≥5× baseline platelet concentration per PRP dose; this is the precondition for efficacy, not marketing.
  • ·For KL IV severe OA, we will not "let's try PRP first" just to bill another session. We honestly tell you: cartilage is nearly gone, PRP will not bring it back; we recommend direct arthroplasty evaluation. That is our duty as physicians.
  • ·Frozen shoulder is PRP's strongest shoulder indication (Zhang 2024 meta-analysis). If your shoulder is "frozen, cannot lift," steroid worked briefly then plateau — this is the prime PRP indication.
  • ·We track via WOMAC, VAS, KOOS — not subjective "feels better." Updated each follow-up, turning progress into clear numbers — which patients themselves end up valuing most.

We did not pick the "newest, flashiest therapy" — we picked the combination with the strongest current evidence, alignment with our cross-specialty philosophy, and the highest chance of long-term resolution for you.

Treatment Process

From evaluation to follow-up, five stages ensuring precision and lasting effect

01

Clinic Evaluation

History + PE + X-ray KL grading

02

Ultrasound Assessment

Confirm cartilage/synovium/ligament

03

Individualized Selection

PRP / HA / Prolo / combo

04

US-Guided Injection

Needle tip continuously visible

05

WOMAC/VAS Follow-Up

4 wk / 3 mo / 6 mo

Clinical Evidence & References

PRP is performed under Taiwan's Special Medical Technology Regulations, limited to qualified institutions and personnel; our clinic complies. High-quality evidence (Belk 2021, Bensa 2025, ESSKA-ORBIT 2024, Berkoff 2012, Zhang 2024) continues to strengthen the clinical basis for joint regenerative injection. We track each patient objectively via WOMAC, VAS, and KOOS.

  1. [1]OCEBM 1a2021

    Belk JW, et al.. Platelet-Rich Plasma Versus Hyaluronic Acid for Knee Osteoarthritis: A Systematic Review and Meta-analysis of Randomized Controlled Trials. Am J Sports Med 49(1):249-260.

    18 RCTs (Randomized Controlled Trial), n>1,000: at 12 months, WOMAC pain MD (Mean Difference) = −2.83 (95% CI −4.26 to −1.39, p<0.001); stiffness and function also favor PRP; no AE difference.

    PMID: 32302218
  2. [2]OCEBM 1a2025

    Bensa A, et al.. PRP injections for the treatment of knee osteoarthritis: the improvement is clinically significant and influenced by platelet concentration: a meta-analysis of randomized controlled trials. Am J Sports Med 53(3):745-754.

    PRP vs placebo: high probability of MCID (Minimal Clinically Important Difference) achievement on WOMAC and VAS; clear dose-response with platelet concentration.

    PMID: 39751394
  3. [3]OCEBM 1a2012

    Berkoff DJ, et al.. Clinical utility of ultrasound guidance for intra-articular knee injections: a review. Clin Interv Aging 7:89-95.

    US-guided knee injection accuracy 95.8% vs blind 77.8% (OR 6.4, 95% CI 2.9–14, p<0.001); 48% less procedural pain, 26% higher 2-week response.

    PMID: 22500117
  4. [4]OCEBM 1a2024

    Zhang WB, et al.. The clinical efficacy and safety of platelet-rich plasma on frozen shoulder: a systematic review and meta-analysis of randomized controlled trials. BMC Musculoskelet Disord 25:718.

    14 RCTs, n=1,024: PRP vs steroid at 1 month — passive abduction MD=3.91°, passive flexion MD=3.90°, disability SMD (Standardized Mean Difference)=−0.50; long-term (>3 mo) PRP outperforms steroid in durability and safety.

    DOI: 10.1186/s12891-024-07629-1
  5. [5]OCEBM G2024

    Laver L, et al.; ESSKA-ORBIT Group. The use of injectable orthobiologics for knee osteoarthritis: A European ESSKA-ORBIT consensus. Part 1—Blood-derived products (PRP). Knee Surg Sports Traumatol Arthrosc 32(4):783-797.

    European ESSKA formal consensus: PRP is an effective non-surgical option for KL 1-3 knee OA (Grade B-C); standard protocol "3 injections, 1-2 weeks apart."

    PMID: 38436492
  6. [6]OCEBM G2024

    Kon E, et al.; ESSKA-ICRS. Platelet-rich plasma injections for the management of knee osteoarthritis: The ESSKA-ICRS consensus. Knee Surg Sports Traumatol Arthrosc 32(11):2938-2949.

    ESSKA-ICRS: PRP is "appropriate" for patients ≤80 with KL 0-III after conservative treatment failure; "inappropriate" for KL IV.

    PMID: 38961773
  7. [7]OCEBM G2022

    Brophy RH, Fillingham YA. AAOS Clinical Practice Guideline Summary: Management of Osteoarthritis of the Knee (Nonarthroplasty), Third Edition. J Am Acad Orthop Surg 30(9):e721-e729.

    AAOS 3rd edition: PRP "Limited/Inconclusive" (heterogeneous); HA "Strong against routine use"; steroids "Strong for short-term." Position differs from ESSKA, reflecting preparation/study heterogeneity.

    PMID: 35383651
  8. [8]OCEBM 1a2023

    Park YB, et al.. Are leukocyte-poor or multiple injections of platelet-rich plasma more effective than hyaluronic acid for knee osteoarthritis?. Arch Orthop Trauma Surg 143(7):3879-3897.

    Network meta-analysis (46 RCTs): leukocyte-poor PRP (LP-PRP) has significantly lower AE rate than leukocyte-rich PRP (OR 0.51, 95% CI 0.32-0.81); we use LP-PRP.

    PMID: 36173473
Risk Disclosure & Informed Consent

Our Commitment to Honest Disclosure

Every procedure deserves your full understanding before deciding. The following summarizes common considerations and current research context; individual applicability is evaluated by the physician so you can proceed with confidence.

Contraindications

  • Active local or intra-articular infection
  • Severe coagulopathy, uncontrolled anticoagulant therapy
  • Allergy to injectate components (HA: avian-derived products)
  • Active malignancy, hematological malignancy
  • KL IV severe OA (direct arthroplasty evaluation recommended)

Common Side Effects

  • PRP: transient site pain, swelling, bruising (5-15%, resolves in 1-2 weeks)
  • HA: injection site pain or reaction (1-10%; rare allergy)
  • Prolotherapy: brief burning, transient 24-72h pain flare (10-25%)
  • Rare infection or vascular/nerve event (< 0.1%; US guidance markedly reduces risk)

Research Status & Clinical Observations

  • Guideline divergence: ESSKA-ORBIT 2024 (Europe) supports PRP for KL 1-3 knee OA; AAOS 3rd edition (US) still finds evidence inconclusive. We honestly discuss this divergence and analyze it for your individual case.
  • Individual variation exists by KL grade, age, weight, activity level, comorbidities. Bensa 2025 shows higher platelet concentration → stronger effect; we insist on ≥5× baseline concentration per PRP dose.
  • Cannot claim "cartilage regeneration": MRI cartilage volume change is mostly null in high-quality RCTs and remains an active research topic. We do not overclaim — only promise to deliver the strongest evidence-based path to pain and function improvement.
Cost Structure

Transparent Pricing Ranges

ItemPrice RangeNotes
Initial evaluation (PE + ultrasound)From NT$ 800
Single PRP injection (LP-PRP, ≥5× concentration)From NT$ 12,000Bundled pricing for 3-session standard course
HA joint injection (3-injection or long-acting single)From NT$ 3,500Partial NHI coverage for eligible knee OA
Prolotherapy (hypertonic dextrose) per sessionFrom NT$ 4,000Weak-to-moderate evidence; full disclosure required
Ultrasound guidance feeIncluded in each treatment fee

Actual pricing depends on individual symptoms, treatment count, and custom formulation — quoted after physician evaluation. We commit to transparent pricing with no pushy upselling.

FAQ

PRP vs HA for osteoarthritis — which is better?

Different mechanisms. HA provides lubrication and anti-inflammation with faster onset (2-4 weeks) and 3-6 month duration. PRP targets cumulative tissue repair (emerges over 2-3 months), lasting 6-12 months. Belk 2021 meta-analysis (PMID:32302218) shows PRP outperforms HA on WOMAC pain at 12 months (MD = −2.83, p<0.001). Physician advises the best combination for your joint and activity profile.

Why is ultrasound guidance necessary?

Berkoff 2012 (PMID:22500117) shows knee injection accuracy 95.8% under US guidance vs 77.8% blind (p<0.001). Same PRP/HA injected blind misses the joint space ~1 in 4 times — a core reason for "got the shot but no effect." All our joint regenerative injections use US guidance.

Is PRP legal in Taiwan?

Per Taiwan's Special Medical Technology Regulations, PRP for musculoskeletal indications (OA, tendon/ligament injuries) is a permitted special medical technology, performed only by qualified institutions and physicians. Our clinic complies with these regulations.

How many sessions and how often?

Per ESSKA-ORBIT 2024 consensus (PMID:38436492), the PRP standard is "3 injections, 1-2 weeks apart" — beyond 3 yields no extra benefit. HA traditionally 3 weekly injections or a long-acting cross-linked single shot. The physician adjusts to your case.

Is it covered by NHI?

HA for severe knee OA meeting criteria (KL II or below, ≥6 months conservative treatment failure) has partial NHI coverage; other joints (hip, ankle, shoulder) are out-of-pocket. PRP is fully out-of-pocket. Pricing depends on joint, injectate, and preparation specs.

Who should not have this treatment?

Contraindications: active local infection, septic arthritis, severe coagulopathy, allergy to injectate components, active malignancy, platelet dysfunction, KL IV severe knee OA (direct arthroplasty evaluation recommended). Each is checked at consultation.

How long must I rest? What should I avoid?

Rest on injection day, ice within 24-48 hours, avoid vigorous exercise and weight training for 2 weeks. Important: NSAIDs are contraindicated after PRP (they suppress repair) — use ice and acetaminophen. Light activity and walking usually resume next day. Athletes get individualized guidance.

My OA is already severe — am I too late for PRP?

Per ESSKA-ICRS 2024 consensus, PRP is "appropriate" for KL 0–III, "inappropriate" for KL IV. X-ray showing severe degeneration warrants direct arthroplasty evaluation. Moderate (KL II-III) still gains clinical improvement, though effect size is smaller than early stages. The physician gives honest expectations.

Dr. Ta-Ju Liu

Dr. Ta-Ju Liu

Director, Liusmed Clinic · Over 20 years in minimally-invasive treatment

  • Former attending dermatologist, Chang Gung Medical Center & Cosmetic Center
  • Board-certified dermatologist · minimally-invasive surgery focus
  • Advanced ultrasound-guided procedures · filler complication repair · complete apocrine gland clearance
"You can only treat what you can see" is the core belief running through every procedure I do. The subcutaneous world is intricate; what used to depend on experience and palpation now has a more reliable lens — advanced ultrasound. Seeing vessels, nerves, capsules, and glands first, then deciding where and how deep to cut — that is the standard every patient deserves.

One Joint, One Case — Let Us First See Clearly with Ultrasound, Then Decide

We do not push "fixed packages." Every PRP concentration, HA needle placement, and follow-up scale is designed for your individual case. Start with LINE consultation or book a face-to-face visit.