Incorporation of Contracture Formation during Dermal Wound Healing
- Slides: 27
Incorporation of Contracture Formation during Dermal Wound Healing: a Mathematical Model W. M. Boon Dr. ir. J. F. Vermolen Prof. dr. ir. C. Vuik Dr. ir. J. H. Dubbeldam D. Koppenol, MSc Challenge the future 1 Incorporation of Contracture Formation during Dermal Wound Healing: a Mathematical Model
Opzet • Onderzoeksdoel • Biologisch proces • Wiskundig model • Componenten • Contractie • Resultaten • Conclusies & aanbevelingen Challenge the future 2 Incorporation of Contracture Formation during Dermal Wound Healing: a Mathematical Model
Onderzoeksdoel • Wondgenezing • Vorming van nieuw weefsel • Sterkte afhankelijk van de mate van isotropie • Samentrekking van het weefsel (contractie) • Contractuur vorming • Modelleren van het volledige proces Challenge the future 3 Incorporation of Contracture Formation during Dermal Wound Healing: a Mathematical Model
Gebied • Doorsnede huid • Wondgebied • 3 weken Challenge the future 4 Incorporation of Contracture Formation during Dermal Wound Healing: a Mathematical Model
Biologisch proces Challenge the future 5 Incorporation of Contracture Formation during Dermal Wound Healing: a Mathematical Model
Biologisch Proces t. PA PDGF Fibrine Leukocyten • Fibrine klont gevormd • Afbraak door t. PA • PDGF verspreidt via diffusie • Leukocyten arriveren • TGF-β wordt uitgescheden TGF-β • Chemoattractant • Fibroblasten arriveren • Myofibroblasten • Celdeling Fibroblasten en Myofibroblasten • Collageen productie • Contractie Collageen Contractie Challenge the future 6 Incorporation of Contracture Formation during Dermal Wound Healing: a Mathematical Model
Wiskundig model Challenge the future 7 Incorporation of Contracture Formation during Dermal Wound Healing: a Mathematical Model
Componenten: Cellen • Discrete schijven • Receptoren • Leukocyten • Bloedsomloop • Fibroblasten en myofibroblasten • Omliggend gebied • Celdeling • Beweging • Celdood Challenge the future 8 Incorporation of Contracture Formation during Dermal Wound Healing: a Mathematical Model
Componenten: Cytokines • Diffusievergelijkingen • t. PA: Afbraak fibrine • PDGF: Aantrekking leukocyten • TGF-β: Aantrekking (myo)fibroblasten • Grid Challenge the future 9 Incorporation of Contracture Formation during Dermal Wound Healing: a Mathematical Model
Componenten: Vezels • Fibrine • Collageen • Dichtheid en oriëntatie • Tensor Challenge the future 10 Incorporation of Contracture Formation during Dermal Wound Healing: a Mathematical Model
Contractie • Samentrekking van het weefsel • Tijdelijke krachten • Fibroblasten en myofibroblasten • Permanente krachten • Myofibroblasten • Vorming van contractuur • Invloed op alle componenten • Discreet • Continu Challenge the future 11 Incorporation of Contracture Formation during Dermal Wound Healing: a Mathematical Model
Tijdelijke krachten • Puntkracht • Kromme rond cel • Opsplitsen in lijnstukken • Meerdere puntkrachten • Formulering Challenge the future 12 Incorporation of Contracture Formation during Dermal Wound Healing: a Mathematical Model
Permanente krachten • Contractuur vorming • Elementsgewijs • Timer per element Challenge the future 13 Incorporation of Contracture Formation during Dermal Wound Healing: a Mathematical Model
Resultaten Challenge the future 14 Incorporation of Contracture Formation during Dermal Wound Healing: a Mathematical Model
Celpopulaties Challenge the future 15 Incorporation of Contracture Formation during Dermal Wound Healing: a Mathematical Model
Resultaten cellen Challenge the future 16 Incorporation of Contracture Formation during Dermal Wound Healing: a Mathematical Model
Resultaten cytokines Challenge the future 17 Incorporation of Contracture Formation during Dermal Wound Healing: a Mathematical Model
Resultaten cytokines Challenge the future 18 Incorporation of Contracture Formation during Dermal Wound Healing: a Mathematical Model
Resultaten vezels Challenge the future 19 Incorporation of Contracture Formation during Dermal Wound Healing: a Mathematical Model
Resultaten vezels Challenge the future 20 Incorporation of Contracture Formation during Dermal Wound Healing: a Mathematical Model
Resultaten: Vezels Challenge the future 21 Incorporation of Contracture Formation during Dermal Wound Healing: a Mathematical Model
Contractie Challenge the future 22 Incorporation of Contracture Formation during Dermal Wound Healing: a Mathematical Model
Toename in tijdelijke krachten Challenge the future 23 Incorporation of Contracture Formation during Dermal Wound Healing: a Mathematical Model
Conclusies en aanbevelingen Challenge the future 24 Incorporation of Contracture Formation during Dermal Wound Healing: a Mathematical Model
Conclusies • Hybride model: Discrete cellen en continue concentraties • Verschillende stappen van wondgenezing • Toevoeging van contractie • Bewegend grid • Invloed op alle componenten • Vorming contractuur Challenge the future 25 Incorporation of Contracture Formation during Dermal Wound Healing: a Mathematical Model
Aanbevelingen • Groter oppervlak • Tensor representatie verder benutten • Differentiatie tot myofibroblast • Model als basis Challenge the future 26 Incorporation of Contracture Formation during Dermal Wound Healing: a Mathematical Model
Vragen Challenge the future 27 Incorporation of Contracture Formation during Dermal Wound Healing: a Mathematical Model
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