A Simplified Protocol for Protecting Palatal Soft Tissue Donor Sites Using an Oral Mucoadhesive Bandage

Harvesting autologous soft tissue from the hard palate is a standard procedure, but managing the donor site wound is critical for patient comfort and reducing complications. Traditional methods like palatal stents are often costly and uncomfortable. While commercially available mucoadhesive bandages offer a barrier, their adhesion alone is temporary and unreliable, often failing prematurely due to oral movements. A novel "palatal shield" technique using composite resin stabilized on adjacent teeth's palatal surface has been proposed to address postoperative discomfort, yet it still has limitations in adaptability. This article and accompanying video demonstrate a comprehensive protocol that overcomes this limitation by combining a collagen sponge scaffold with a mucoadhesive bandage, which is then firmly secured using stabilizing suspension sutures. The key protocol steps include: (1) placing a collagen sponge into the donor site after initial hemostasis; (2) applying the trimmed mucoadhesive bandage to cover the sponge and overlap onto the peripheral dry mucosa; and (3) firmly securing the entire dressing using crossed horizontal mattress suspension sutures. This multi-layer system creates a stable, long-lasting physical barrier that protects the underlying wound from mechanical irritation and bacterial contamination, addressing the issue of donor site morbidities such as postoperative bleeding and pain that plague both clinicians and patients. This method provides immediate hemostasis, significantly reduces postoperative pain, and promotes predictable, advanced healing. Compared to novel palatal stents made of light-curing hybrid composite resin, where some patients report speaking inconvenience, this protocol avoids such functional disruptions. Additionally, it eliminates the need for extra fabrication steps required by transparent palatal plates used in combination with artificial dermis. This protocol provides a reliable, cost-effective, and reproducible technique that enhances patient comfort and optimizes palatal donor site healing.