Incorporation of Contracture Formation during Dermal Wound Healing

  • Slides: 27
Download presentation
Incorporation of Contracture Formation during Dermal Wound Healing: a Mathematical Model W. M. Boon

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 •

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

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

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:

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

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:

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

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 •

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

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 •

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

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

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

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

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:

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:

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:

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:

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:

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:

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

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

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

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

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 •

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

Vragen Challenge the future 27 Incorporation of Contracture Formation during Dermal Wound Healing: a Mathematical Model