By Dr. Ron Adduru, DPM Family Foot & Leg Center, Sarasota, Florida
If you’ve spent years “walking on eggshells”—or rather, walking on the outside of your foot to avoid bending your big toe—you aren’t alone. In my practice here in Sarasota, hallux rigidus (arthritis in the big toe), is one of the most common, yet frustrating, conditions I treat. It is the medical term for a stiff big toe caused by degenerative arthritis. When the smooth cartilage in that joint wears thin, bone rubs against bone, creating painful spurs (osteophytes) and stripping away your ability to walk, run, or even wear your favorite shoes.
For decades, the surgical options were limited to a choice between two extremes: lose your motion or take a gamble on a “miracle” plastic plug. Today, I am proud to offer a groundbreaking alternative at Family Foot & Leg Center: Dermal Allograft Interpositional Arthroplasty.

The “Gold Standard” That Isn’t Always Golden: Joint Fusion
Historically, the most reliable way to stop the pain of end-stage hallux rigidus was arthrodesis, or joint fusion. By removing the remaining cartilage and using plates and screws to lock the two bones together, we stop the painful rubbing.
While fusion is excellent for pain relief, it comes at a significant cost: total loss of motion. For a high-level athlete, a yoga enthusiast, or even someone who simply wants to wear a slight heel for a night out at St. Armands Circle, a fused toe can feel like a mechanical failure. You lose your “push-off” power, and the stress often migrates to the smaller toe joints or the ankle, leading to secondary issues down the road.
The Failed Promise of Synthetic Cartilage
In the last decade, many patients were sold on the idea of Synthetic Cartilage Implants (like the Cartiva hydrogel plug). It was marketed as a “game-changer”—a simple 20-minute procedure to replace cartilage with a synthetic spacer.
Unfortunately, the real-world data has told a different story. In my clinical experience and according to recent medical literature, these implants have seen alarmingly high failure rates. The synthetic material often:
- Subsides: It sinks into the bone like a pebble in wet sand.
- Fragments: It breaks apart, causing a massive inflammatory reaction.
- Fails to relieve pain: Many patients end up back in the operating room within two years to have the implant removed and the joint fused anyway—often with more bone loss than they started with.
The Breakthrough: Dermal Allograft Interposition
We needed a solution that preserved motion without the risks of synthetic “foreign bodies.” That solution is the Dermal Allograft.
Instead of a plastic plug or a metal hinge, we use a specialized, acellular human dermal matrix—essentially a biological “cushion” derived from donated human tissue. This graft acts as a biological spacer that resurfaces the joint.
How the Procedure Works
During the procedure, I perform a thorough cheilectomy to remove the painful bone spurs and “clean out” the joint. I then carefully wrap the metatarsal head (the ball of the foot) with the dermal allograft.
Think of it like adding a high-tech, biological gasket to a worn-out hinge. Because this is human tissue, your body doesn’t fight it like a synthetic implant. Instead, it provides a smooth, durable gliding surface.
Why This is the Future of Foot Surgery
The advantages of this technique over old methods are clear:
- Motion Preservation: Unlike fusion, you keep the ability to bend your toe naturally.
- No “Foreign Body” Rejection: Since it is a biological graft, we avoid the fragmentation and bone erosion seen with synthetic implants.
- Bone Sparing: If the arthritis were ever to progress decades later, we haven’t burned any bridges. We haven’t removed large chunks of bone, making future options much simpler.
- Faster Recovery: Many of my patients are back in a supportive sneaker much sooner than those undergoing a traditional fusion.
Your Next Step Toward Pain-Free Movement
You don’t have to choose between living with pain or living with a “dead” toe. At Family Foot & Leg Center in Sarasota, we are committed to using the latest evidence-based techniques to keep you active. If you’ve been told fusion is your only option, or if you’re worried about the failure rates of synthetic implants, let’s talk about whether a dermal allograft is right for you.
Would you like me to help you schedule a consultation at our Sarasota office to evaluate your big toe pain and discuss your surgical options?

For more information or to schedule an evaluation, contact Naples Podiatrist today. Relief may be closer than you think.
Contact FFLC office at (239) 430-3668 or visit www.NaplesPodiatrist.com to schedule an appointment.
Serving Southwest Florida Since 2005, Family Foot & Leg Center has multiple convenient locations throughout Collier, Lee, Charlotte, and Sarasota Counties. Offering pediatric to geriatric family care: Ingrown Toenails, Heel Pain, Bunions, Foot / Ankle Arthritis Pain, Plantar Fasciitis, Foot / Ankle Surgery, Custom Orthotics, and Diabetic Wound Care. In office X-rays, ultrasounds, and minor surgical suite exam rooms. Practice powered by EMR and advanced technologies.
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