Hammertoe Surgery: Comparing Flexor Tenotomy, Arthroplasty, and Arthrodesis

Quick answer: Hammertoe Surgery Flexor Tenotomy Arthroplasty Arthrodesis Comparison is a common foot/ankle topic that affects many patients. Effective treatment starts with a targeted diagnosis, conservative-first treatment, and escalation only when needed. We treat this regularly at our Howell and Bloomfield Hills practices. Call (810) 206-1402.

Medically reviewed by Dr. Tom Biernacki, DPM — Board-Certified Podiatric Surgeon — Balance Foot & Ankle, Howell & Bloomfield Hills, MI. Last updated April 2026.

Hammertoe deformity — flexion contracture at the proximal interphalangeal (PIP) joint producing a characteristic bent-toe appearance — is among the most frequently corrected conditions in foot surgery. Three primary surgical approaches exist, each appropriate for a distinct clinical scenario: flexor tenotomy for dynamic deformity in the flexible toe, proximal interphalangeal joint arthroplasty (condylectomy/resection) for moderate flexible or semi-rigid contracture, and PIP arthrodesis (fusion) for rigid fixed deformity. Selecting the appropriate procedure requires accurate staging of the deformity and understanding the biomechanical trade-offs of each technique.

Hammertoe Deformity Classification: Flexible vs. Rigid

The critical clinical distinction is flexibility. A flexible hammertoe reduces to a neutral position with the ankle plantarflexed or when the metatarsophalangeal (MTP) joint is manually plantarflexed — the toe straightens because the deforming muscular force is relaxed. A semi-rigid hammertoe partially corrects but does not fully straighten. A rigid hammertoe has fixed structural contracture at the PIP joint with permanent joint cartilage and capsular changes that prevent any passive correction. Accurate assessment of flexibility determines the surgical approach: flexible deformities may respond to tendon lengthening alone; rigid deformities require bone procedures.

Flexor Tenotomy: Minimally Invasive Correction for Flexible Hammertoes

Percutaneous flexor digitorum longus (FDL) tenotomy — division of the FDL tendon through a 2–3mm stab incision at the base of the toe or at the PIP joint crease — is the simplest and least invasive hammertoe correction. It is appropriate for flexible hammertoes (particularly in the context of diabetic toe ulceration, where the flexed toe tip contacts the shoe and produces pressure necrosis) and for curly toe deformity in children. The procedure is performed under local anesthetic, requires no bone work, and allows immediate full weight-bearing. Its limitation is recurrence in deformities that have any degree of structural joint contracture; it addresses the dynamic muscular imbalance but cannot correct a PIP joint with established cartilage changes or dorsal capsular fibrosis.

PIP Arthroplasty (Resection): Intermediate Flexibility

PIP arthroplasty (the Du Vries condylectomy or Hohmann resection procedure) removes the distal condyle of the proximal phalanx, shortening the toe and creating a pseudarthrosis that allows the toe to rest in a corrected position. It is appropriate for moderate flexible or semi-rigid hammertoes, produces reliable correction, and is technically forgiving. Compared to arthrodesis, arthroplasty preserves some residual PIP joint motion (usually modest) and is associated with slightly lower rates of pin-site complications. The primary limitation is long-term recurrence of deformity at a higher rate than arthrodesis, particularly in patients with strong extensor or flexor muscle imbalance driving the deformity.

PIP Arthrodesis: Definitive Correction for Rigid Deformity

PIP arthrodesis — surgical fusion of the PIP joint in a straight neutral position using a K-wire, intramedullary implant (Smart Toe, Pro-Toe), or screw fixation — is the gold standard for rigid hammertoe correction. It reliably produces a straight, stable toe that does not recur because the joint itself is eliminated. Intramedullary implants (SmartToe, ProToe VO, Nextra) have largely replaced K-wires in modern practice due to lower infection risk, no protruding wire, and patient convenience. PIP arthrodesis is appropriate for rigid hammertoes, revision surgery, and any hammertoe deformity in a patient with inadequate tissue to safely protect an external K-wire. Concurrent MTP joint capsulotomy, extensor tendon lengthening, and flexor-to-extensor tendon transfer (Girdlestone-Taylor) address the MTP joint component of the deformity and are commonly performed alongside PIP arthrodesis. Dr. Biernacki at Balance Foot & Ankle individualizes hammertoe correction based on accurate deformity staging. Call (810) 206-1402.

Frequently Asked Questions

When should I see a podiatrist?

If symptoms persist past 2 weeks, affect your normal activity, or are accompanied by red-flag symptoms (warmth, redness, swelling, inability to bear weight).

What does treatment cost?

Most diagnostic visits and conservative treatments are covered by Medicare and major insurers. Out-of-pocket costs vary by your specific plan.

How quickly can I get an appointment?

Most non-urgent cases see us within 5 business days. Urgent cases (sudden pain, possible fracture) typically same or next business day.

What is Hammertoe?

Hammertoe is a common foot/ankle condition that affects mobility and quality of life. Understanding the underlying cause is the first step in successful treatment. Our podiatrists at Balance Foot & Ankle perform a hands-on biomechanical exam, review your activity history, and use diagnostic imaging when appropriate to identify the root cause—not just treat the symptom. Many patients have been told to “rest and ice” without a deeper diagnostic workup; our approach is different.

Symptoms and warning signs

Common signs of hammertoe include pain that worsens with activity, morning stiffness, swelling, tenderness when palpated, and difficulty bearing weight. If you experience sudden severe pain, inability to walk, visible deformity, numbness or color change, contact our office the same day or visit urgent care—these can signal a more serious injury such as a fracture, tendon rupture, or vascular compromise. Diabetics with any foot wound should seek same-day care.

Conservative treatment options

Most cases of hammertoe respond to non-surgical care: structured rest, supportive footwear changes, custom orthotics, targeted stretching and strengthening protocols, anti-inflammatory medications when medically appropriate, and in-office procedures such as ultrasound-guided injections. We also offer advanced therapies including MLS laser therapy, EPAT/shockwave, regenerative injections, and image-guided procedures. Treatment is sequenced from least invasive to most invasive, and we explain the rationale at every step.

When is surgery considered?

Surgery is reserved for cases that fail 3-6 months of well-structured conservative care, when there is structural pathology (severe deformity, complete tear, advanced arthritis), or when imaging shows damage that will not heal without intervention. Our surgeons have performed 3,000+ foot and ankle procedures and prioritize minimally-invasive techniques whenever appropriate. We discuss recovery timelines, return-to-activity milestones, and realistic outcome expectations before any procedure is scheduled.

Recovery timeline and prevention

Recovery from hammertoe varies based on severity and chosen treatment path. Conservative cases often improve within 4-8 weeks with consistent adherence to the protocol. Post-procedural recovery may range from a few days (in-office procedures) to several months (reconstructive surgery). Long-term prevention involves footwear assessment, activity modification, structured strengthening, and regular check-ins with your podiatrist if you have a history of recurrence. We provide written home-exercise plans and digital follow-up support.

In-Office Treatment at Balance Foot & Ankle

If home treatment isn’t providing relief for your hammertoes, our podiatry team at Balance Foot & Ankle can help with same-day evaluations and advanced in-office care.

Related Care at Balance Foot & Ankle

Clinical hammertoe services at our Howell and Bloomfield Hills offices.

Hammertoe TreatmentHammertoe Correction