Pediatric Limb Lengthening & Complex Reconstruction

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Why choose UCSF Benioff Children's Hospitals for limb lengthening and complex reconstruction?
Children with acquired or congenital limb differences receive advanced, comprehensive care. We have one of the few pediatric multispecialty limb lengthening and reconstruction programs on the West Coast, offering families deep expertise in limb differences. Our team performs more than 200 pediatric limb surgeries per year, tailored to each child's unique needs.
Families travel from all over the world to receive care from our experienced providers. We assess your child and create a personalized care plan that includes the latest nonsurgical and surgical therapies. Our skilled surgeons use minimally invasive techniques whenever possible.
Pediatric physical and occupational therapists provide inpatient and outpatient rehabilitative support before and after limb surgery. Our in-house orthotics and prosthetics specialists customize supportive devices to enhance your child's independence and mobility.
Why choose UCSF Benioff Children's Hospitals for limb lengthening and complex reconstruction?
Children with acquired or congenital limb differences receive advanced, comprehensive care. We have one of the few pediatric multispecialty limb lengthening and reconstruction programs on the West Coast, offering families deep expertise in limb differences. Our team performs more than 200 pediatric limb surgeries per year, tailored to each child's unique needs.
Families travel from all over the world to receive care from our experienced providers. We assess your child and create a personalized care plan that includes the latest nonsurgical and surgical therapies. Our skilled surgeons use minimally invasive techniques whenever possible.
Pediatric physical and occupational therapists provide inpatient and outpatient rehabilitative support before and after limb surgery. Our in-house orthotics and prosthetics specialists customize supportive devices to enhance your child's independence and mobility.
Internationally recognized limb differences experts
Led by world-renowned experts, our program combines innovation and experience to help children with limb differences reach their highest level of mobility.Advanced nonsurgical and surgical therapies
We offer both nonsurgical options and advanced procedures to treat limb differences. Your child gets effective therapies tailored to their needs and goals.Team-based approach to care
Pediatric specialists work closely to provide your child with holistic, optimized care, from diagnosis to recovery.Fully integrated rehabilitation services
Physical and occupational therapy is essential to your child's healing. Our pediatric rehab team helps your child build strength, mobility and independence.
Kid-focused limb lengthening and complex reconstruction
UCSF's limb lengthening and complex reconstruction program treats children and young adults with all types of extremity disorders, including those associated with:
Congenital limb deficiencies and differences
Developmental conditions
Traumatic injuries, infections and tumors
Skeletal dysplasias
Our goal is to improve your child's limb function, comfort and quality of life. We get to know your family, discuss treatment options and provide resources and support.
If you live outside of the Bay Area, we can arrange your child's appointments to accommodate your travel schedule, and we offer virtual appointments for California residents.
Collaborative care from pediatric specialists
Our specialists work together to provide your child with full-spectrum care. Depending on their diagnosis, your child's care team may include specialists in:
Pediatric orthopedics, including orthopedic trauma, oncology and sports medicine
Hand surgery and microsurgery
Pain medicine and pediatric anesthesia
Rehabilitation, including physical and occupational therapy
Plastic surgery
Prosthetics and orthotics
We also offer prenatal consultations for parents carrying a baby with a suspected limb difference.
Advanced limb reconstruction and lengthening procedures
Our pediatric orthopedic surgeons have advanced specialization in limb lengthening, correction and complex reconstruction. We discuss surgical options with you and your child and create an individualized plan for surgery, recovery and rehabilitation.
For complex surgeries, we may use 3D modeling to plan the procedure and create custom surgical tools. This method helps us perform complex reconstructive surgeries with the greatest precision and safety.
Our experienced surgeons perform:
Joint preservation surgery
Guided growth surgery
Amputation reconstruction
Minimally invasive surgery, including percutaneous osteotomies for lengthening and complex reconstruction
Pediatric limb lengthening surgery
We use distraction osteogenesis, a specialized technique, to lengthen your child's limb. After surgery, we gradually separate the bone ends, creating a gap. Your child's body naturally grows new bone in the gap, slowly healing the bone gap over time.
Innovative techniques for complex limb reconstruction
During your child's reconstructive procedure, we may change the limb's shape, alignment and length using advanced surgical techniques and custom implants, including:
Remote-controlled magnetic lengthening nails
Computerized hexapod external fixators (orthopedic system that gradually corrects deformities in multiple planes)
Masquelet technique (a combination of a temporary spacer and bone grafting)
Microvascular surgery and tissue transfer
Surgical tools customized to your child's anatomy based on 3D modeling
Rehabilitation and supportive services
We offer the full spectrum of care to help your child feel and move their best:
Rehabilitation and physical therapy. Our services include an inpatient rehabilitation program, which is certified by California Children's Services and one of the largest pediatric programs in Northern California. Through inpatient and outpatient rehab services, we help your child recover from surgery and improve their mobility.
Orthotics and prosthetics. Specialists provide custom support devices and artificial limbs designed to help your child move comfortably.
Pain medicine. We help ease discomfort before or after surgery through a wide range of pain management options, from medications to acupuncture.
Motion and gait analysis lab
At our motion and gait analysis lab, we use advanced technology to perform an in-depth analysis of how your child walks. We use the collected data to create personalized recommendations to help improve their gait.
Follow-up care
As your child grows and develops, we monitor their limb growth and adjust their care plan if needed. The frequency of your child's follow-up visits depends on their age, condition and progress.
Your child's nurse navigator and social worker are available to answer any questions. They can help you access resources and connect you with support groups and other families going through similar experiences.
Providers

Sanjeev Sabharwal, MD, MPH
Pediatric Orthopedic Surgery
Alex Fay, MD, PhD
Pediatric Neurology • Neurology (Neuromuscular Medicine)
Alexander Geraldi, PA-C
Pediatric Orthopedic Surgery
Jaclyn F. Hill, MD
Pediatric Orthopedic Surgery
Awards & achievements
Related conditions & treatments
Conditions
- Congenital Limb Defects
- Post-Traumatic Deformity
- Skeletal Disorder
- Osteomyelitis
- Septic Arthritis
- Growth Plate Fracture
- Hip Arthritis
- Ankle Arthritis
- Amniotic Band Syndrome
Treatments
- Bone Grafting
- External Fixation
- Gait Analysis
- Joint Preservation Surgery
- Limb Lengthening
- Microvascular Surgery
- Minimally Invasive Surgery
- Orthopedic Rehabilitation
- Physical Therapy
The UCSF Pediatric Limb Lengthening and Complex Reconstruction Center

Accreditations & memberships

Academic partnership with the Limb Lengthening and Reconstruction Society (LLRS): ASAMI-North America
As an active member of the LLRS, our team partners with other providers across North America to advance the science of limb reconstruction and improve outcomes for patients of all ages.
Institute for Global Orthopaedics and Traumatology (IGOT)Opens in a new window
Through IGOT, we are working to address global disparities in orthopedic trauma care, including pediatric limb differences care.
Patient education
- How to lengthen an external fixatorDownload
- Leg length discrepancyDownload
- Cast care
- Limb lengthening via an internal lengthening nail: patient instructionsDownload
- Caring for a child in a spica cast
- Limb lengthening via hexapod external fixator: patient instructionsDownload
- Cuidado del yeso
- Cómo cuidar a un niño con un yeso tipo espica
- Dismetría en las piernasDownload
- Cuidado del fijador externoDownload
Patient videos
Recommended reading

Anaka: A unique road to recoveryOpens in a new window
Read about UCSF's remarkable multidisciplinary effort to help Anaka recover.
Limb lengthening surgery
Understand limb lengthening surgery and how it can improve your child's balance and mobility.




















