Patients and Citizens Petition Requesting advancement for Regenerative Cartilage Technologies in Nasal Reconstruction
Submitted to:
U.S. Food and Drug Administration

Submitted by:
The Hopewell Foundation for Regenerative Medicine

 
Introduction
We, the undersigned patients, clinicians, researchers, and supporters of regenerative medicine, respectfully submit this petition to the U.S. Food and Drug Administration requesting support for the responsible advancement and clinical translation of emerging regenerative technologies intended for nasal reconstruction.

Advances in tissue engineering and bioprinting have created promising opportunities to develop patient-specific cartilage scaffolds and regenerative implants designed to restore nasal structure and function. These technologies have the potential to significantly reduce the burden associated with current surgical approaches while improving both functional and reconstructive outcomes for patients.

However, uncertainty surrounding the regulatory pathway for these emerging technologies may slow their responsible development and delay access for patients in need.

Encouraging the responsible advancement of these technologies may help accelerate their development while ensuring patient safety and fostering collaboration between researchers, clinicians, industry, and regulatory agencies.

 
Unmet Medical Need in Nasal Reconstruction
Patients requiring nasal reconstruction often face extremely limited treatment options.

Current surgical approaches frequently rely on:

• Rib cartilage grafts
• Ear cartilage grafts
• Synthetic implants

While these methods can provide structural support, they present significant limitations including:

• Donor-site morbidity from rib or ear harvesting
• Structural differences between rib cartilage and native nasal cartilage
• Warping or long-term structural instability
• Multiple revision surgeries
• Extended recovery times
• Significant emotional and psychological burden
• Higher risk due to lengthy surgical duration, prolonged anesthesia exposure, and compromised blood supply to the skin

For many patients, nasal reconstruction is not simply cosmetic. It is closely tied to breathing, facial structure, identity, and overall quality of life.

Many individuals undergo multiple surgeries over many years in attempts to restore both function and appearance.

 
Emerging Scientific Advances
Recent developments in regenerative medicine and tissue engineering have demonstrated the feasibility of developing:

• Tissue-engineered cartilage scaffolds
• Cell-seeded biomaterial constructs
• Patient-specific 3D-bioprinted cartilage implants

These technologies are currently being explored by research institutions and biotechnology organizations focused on regenerative medicine.

Such approaches hold the potential to:

• Generate cartilage using patient-derived cells
• Improve anatomical compatibility with native nasal structures
• Reduce complications associated with graft harvesting
• Improve long-term reconstructive outcomes
• Increase accessibility to surgical corrections for underserved populations by reducing operative time and lowering costs for professionals

Multiple research groups internationally are actively investigating cartilage tissue engineering for craniofacial reconstruction, suggesting that regulatory clarity at this stage could help guide responsible clinical translation.

Despite these promising developments, the regulatory pathway governing these technologies for nasal reconstruction remains unclear in many cases.

 
Action Requested
The undersigned respectfully request that the U.S. Food and Drug Administration provide regulatory clarity regarding the development pathway for regenerative cartilage scaffolds intended for nasal reconstruction.

Specifically, we request that the agency:

Clarify the potential regulatory classification of tissue-engineered or bioprinted cartilage scaffolds intended for nasal reconstruction, including whether such products may fall under biologics, combination products, or medical device frameworks.

Provide guidance that may assist researchers, clinicians, and biotechnology developers in responsibly translating regenerative cartilage technologies toward clinical evaluation.

Consider convening a public workshop or patient listening session focused on regenerative approaches to nasal reconstruction and craniofacial cartilage repair.

Providing regulatory clarity may help ensure that promising regenerative technologies are developed safely, ethically, and with appropriate scientific oversight while addressing the needs of patients who currently have limited reconstructive options.

 
Commitment to Patient Safety and Scientific Integrity
We recognize and support the FDA’s essential role in ensuring the safety and effectiveness of emerging medical technologies.

This petition is not intended to circumvent regulatory safeguards, but rather to encourage collaboration between regulators, researchers, clinicians, and patient communities in order to responsibly advance regenerative therapies that may significantly improve outcomes for patients requiring nasal reconstruction.

 
Statement of Interest
The Hopewell Foundation for Regenerative Medicine is a nonprofit organization dedicated to supporting the responsible advancement of regenerative therapies for patients requiring complex reconstructive procedures.

Founded by a patient who personally experienced the challenges associated with nasal reconstructive surgery, the foundation seeks to bridge the perspectives of patients, scientists, clinicians, and regulatory bodies to help accelerate progress in regenerative medicine.

 
Appendix A
Patient Impact Summary
Patients requiring nasal reconstruction face significant functional, structural, and psychological challenges. Nasal reconstruction is often necessary due to trauma, congenital conditions, cancer resection, infection, or complications following prior surgery.

The nose plays a critical role not only in breathing but also in facial structure and personal identity. When the nasal framework is compromised, patients may experience difficulty breathing, structural instability, facial asymmetry, and significant emotional distress.

Current reconstructive approaches rely primarily on harvesting cartilage from other areas of the patient’s body, most commonly the rib or ear.

While these techniques are widely used, they present several limitations and risks including:

• Donor-site morbidity from rib cartilage harvesting
• Structural differences between rib cartilage and native nasal cartilage
• Warping or instability of grafts
• Multiple revision surgeries
• Extended recovery periods
• Emotional and psychological burden
• Higher risk due to lengthy surgical duration, prolonged anesthesia exposure, and compromised blood supply to the skin

Many patients undergo multiple surgeries over several years in attempts to restore nasal function and appearance.

Advances in regenerative medicine offer the potential to develop patient-specific cartilage constructs that more closely replicate native tissue and reduce the need for donor-site harvesting.

Improving the development pathway for these technologies may ultimately expand treatment options and reduce the burden faced by patients requiring complex nasal reconstruction.

 
Appendix B
Scientific Background and Emerging Research in Cartilage Bioprinting
Recent advances in regenerative medicine have significantly expanded the potential for tissue engineering approaches in reconstructive surgery.

One promising area of research involves three-dimensional (3D) bioprinted cartilage scaffolds designed to support regeneration of functional cartilage tissue.

These scaffolds may be constructed using biocompatible biomaterials and seeded with chondrocytes or stem-cell-derived cartilage cells capable of forming cartilage structures that replicate the mechanical and biological properties of native tissue.

Research institutions worldwide are actively investigating these technologies.

Examples of organizations conducting work in cartilage tissue engineering include:

• Wyss Institute for Biologically Inspired Engineering
• University of Basel
• Swansea University
• Advanced Regenerative Manufacturing Institute

Researchers in these institutions and others are exploring the translation of tissue-engineered cartilage technologies toward clinical applications in reconstructive surgery.

However, depending on manufacturing methods and cellular components, such technologies may fall under different regulatory classifications including biologics, combination products, or medical devices.

Additional regulatory clarity may help facilitate responsible and scientifically rigorous development of regenerative cartilage technologies intended for nasal reconstruction.

 
Environmental Impact
The actions requested in this petition are subject to categorical exclusion under 21 CFR 25.30, and therefore do not require the preparation of an environmental assessment.

 
Certification
The undersigned certify that, to the best knowledge and belief of the petitioner, this petition includes all information and views on which the petition relies, and that it includes representative data and information known to the petitioner that are unfavorable to the petition.