849 Rapid Vascularized Native Collagen/elastin Matrix Offers Multiple New Surgical Options in Burns and Trauma
Notice bibliographique
Résumé
Abstract Introduction Despite successful defect coverage by means of complex skin or muscle flaps, particularly large and deep problematic wounds with exposed bradytrophic tissues after soft tissue loss are highly susceptible to surgical revision. This has led to the development of dermal matrices in order to improve quality and function of reconstructed tissue. Native dermal tissue matrix, consisting of native collagen (collagen type I, III and V) supplemented by an elastin hydolyzate was first used in 1mm thickness for the treatment in one-stage procedures and in 2mm thickness for the treatment in two-stage procedures. Due to the rapid vascularisation of this collagen/elastin matrix more and more former 2 mm-two-stage procedures showed to able to be performed one-stage. Methods 93 patients treated in a level I trauma center between January 2014 and December 2020 in terms of severe soft tissue defects of upper or lower extremity using STSG in combination with native collagen-elastin tissue matrix in one or two stage procedures were included in a retrospective study. The healing of the soft tissue defect was measured by assessment of the take rate. Outcome quality of the scar tissue was assessed using the Vancouver Scar Scale more than 24 months postoperatively. Results Overall healing rate (number of patients with take rate ≥ 75%) was 84%. The majority of postoperative events that had to be revised surgically included healing disturbances such as remaining defects, necrosis, or delayed healing Regarding the VSS there was no overall difference to treatment groups after split skin grafting to exposed (and/or partial loss of) subcutaneous tissue. Two-years follow up of these collagen-elastin matrix procedures in defect coverage showed an excellent functional outcome: Up until now, no areas with unstable scars have occurred, no surgical scar revisions were required. The patients were still able to wear normal footwear, clinical gait analysis showed perfect functional outcome. Conclusions The application of native collagen-elastin tissue matrix in patients with exposed bradytrophic tissue after severe burn or traumatic injuries treated so far can be recommemded as an excellent reconstruction method, independent of one or two stage procedures. Applicability of Research to Practice Use of native collagen-elastin tissue matrix in severe burn and traumatic injuries with exposed bradytrophic tissue can successfully avoid complex skin or muscle flaps and minimize the risk of major surgical revision. Funding for the Study N/A
Récupéré en direct depuis OpenAlex et désinversé. Les résumés ne sont pas conservés dans cette base de données : les index inversés représentent 8,6 Go des 9,3 Go de texte de la base, et le serveur dispose de 13 Go libres.
Comment cette classification a été obtenuedéplier
Prédiction machine sur la base complète
Imitation des enseignantsNi prévalence calibrée, ni vérité terrain. Validation humaine à venir. Le volet Gemma est une étiquette directe du modèle pour chaque travail de la base, lue sur la notice réduite au titre. Le volet Codex est un classifieur appris des 10 348 étiquettes directes de Codex et calibré sur les taux pondérés de l'échantillon; les champs sans appui suffisant ne portent aucun appel Codex. Le mode candidate est l'union des deux volets; le consensus est leur intersection. Ces sorties portent le statut machine_predicted_unvalidated et ne sont pas des étiquettes humaines.
Scores du classifieur distillé par catégorie (deux têtes)
| Catégorie | Codex | Gemma |
|---|---|---|
| Métarecherche | 0,000 | 0,000 |
| Méta-épidémiologie (sens strict) | 0,000 | 0,000 |
| Méta-épidémiologie (sens large) | 0,000 | 0,000 |
| Bibliométrie | 0,001 | 0,000 |
| Études des sciences et des technologies | 0,000 | 0,000 |
| Communication savante | 0,000 | 0,000 |
| Science ouverte | 0,000 | 0,000 |
| Intégrité de la recherche | 0,000 | 0,000 |
| Charge utile insuffisante (le modèle a refusé de juger) | 0,003 | 0,000 |
Scores machine (provisoires)
Les deux têtes enseignantes du modèle étudiant, lues sur ce travail. Un score ordonne la base pour la relecture; il n'affirme jamais une catégorie, et le statut de validation accompagne chaque rangée tel quel.
Scores de référence d'un modèle non mature (critères de maturité non atteints, 7 itérations). Un score ordonne; il n'affirme jamais une catégorie.
score_only:v0-immature-baseline · tel quel depuis la passe de notation : score_only signifie que le nombre peut ordonner les travaux, et qu'aucune étiquette de catégorie n'en découleClassification
machine, non validéePrédiction automatique; un appel candidat d’une seule source (Gemma direct ou Codex distillé), pas un consensus.
Le détail, modèle par modèle et score par score, se trouve en fin de page sous « Comment cette classification a été obtenue ».