Cameron Keehn

Background:  Tracheal reconstruction restores normal airway function in patients with a variety of structural and pathological airway conditions¹. Indications for reconstruction are diverse^2,3. Examples include various stenotic conditions⁴, structural weakness, or tissue resections. Given the complex anatomy and critical function of the trachea, reconstruction plays a key role in airway function restoration when conventional therapies are insufficient. While surgical reconstruction has been a standard option for many indications, limitations due to vasculature, tracheal mobilization, and tissue healing have been identified in literature for current surgical techniques. As new findings for regenerative techniques and technologies surface, potential applications have been identified to further the cutting edge of tracheal reconstruction.

Methods: A literature review was conducted via PubMed with search terms such as “tracheal reconstruction,” “tracheoplasty,” and similar terminology. Historical and developmental insights were drawn from the work of Dr. Hermes Grillo, a pioneer in the field of tracheal surgery. Dr. Grillo’s contributions remain central to current reconstructive approaches¹.

Results: Tracheal reconstruction was consistently identified as the standard of care for cases involving severe or recurrent stenosis, tracheomalacia, or extensive airway involvement from tumors or trauma^5-8. Surgical intervention in these cases was associated with superior restoration of airway function and improved patient outcomes when compared to medical treatment. Techniques such as slide tracheoplasty and segmental resection with primary anastomosis have developed to their present standard of care to offer reliable outcomes with acceptable patient outcomes. The standard of care is limited now by physiological constraints. Further development will require the use of novel techniques and tools such as bioreactors, scaffolds, and engineered tissue constructs^3,9.

Conclusions: When indicated, tracheal reconstruction offers a proven restorative approach to complex airway pathology. Ongoing advances in surgical technique, peri-operative care, and interdisciplinary collaboration continue to enhance outcomes in this challenging yet critical area of thoracic surgery. A significant opportunity currently exists to expand the capabilities within tracheal reconstruction through advancements in tissue engineering and regenerative surgical techniques.

Works Cited:

1. Grillo HC, Mathisen DJ. Tracheal resection and reconstruction. Ann Thorac Surg. 2002;73(6):199-206. https://www.annalsthoracicsurgery.org/article/S0003-4975(02)04108-5/fulltext. Accessed April 22, 2025.
2. Grillo HC, Donahue DM. Postintubation tracheal stenosis. Ann Surg. 2002;236(4):517-523. https://www.sciencedirect.com/science/article/abs/pii/S0003497502035646. Accessed April 22, 2025.
3. Scagnolari C, De Angelis M, Gianchecchi E, et al. Advances in tracheal reconstruction: a review. Front Med (Lausanne).2021;8:726497. https://pmc.ncbi.nlm.nih.gov/articles/PMC8306535/. Accessed April 22, 2025.
4. Hofferberth S, Watters K, Rahbar R, Fynn-Thompson F. Evolution of surgical approaches in the management of congenital tracheal stenosis: single-center experience. World J Pediatr Congenit Heart Surg. 2016;7(1):16–24. doi:10.1177/2150135115606627
5. Manning PB. Slide tracheoplasty for congenital tracheal stenosis. Oper Tech Thorac Cardiovasc Surg. 2007;12(3):184–193. doi:10.1053/j.optechstcvs.2007.06.006
6. Dronkers EAC, Yaghchi CA, So RJ, et al. Open laryngotracheal reconstruction for iatrogenic posterior glottic stenosis in adults: international multicenter experience. Eur Arch Otorhinolaryngol. 2025;282(1):303–315. doi:10.1007/s00405-024-09004-1. Epub 2024 Oct 5. PMID: 39369096.
7. Albrecht NM, Ostrower S. Case report of a laryngotracheal reconstruction with anterior and posterior costal cartilage graft and stent placement – surgical technique. Ann Med Surg (Lond). 2024;85:104993. doi:10.1016/j.amsu.2024.104993
8. Lazzaro RS, Patton JH, Inra ML, Gaissert HA. Robotic tracheobronchoplasty: technique. Oper Tech Thorac Cardiovasc Surg. 2022;27(2):218–226. doi:10.1053/j.optechstcvs.2021.09.010
9. Bordbar S, Li Z, Lotfibakhshaiesh N, et al. Cartilage tissue engineering using decellularized biomatrix hydrogel containing TGF-β-loaded alginate microspheres in mechanically loaded bioreactor. Sci Rep. 2024;14:11991. doi:10.1038/s41598-024-62474-5