ch1_intro

Bone remodeling j nih 788 1995 courtesy of the journal

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Unformatted text preview: al Photo removed for copyright reasons. Photo removed for copyright reasons. Bone Remodeling J NIH 7:88 (1995) Courtesy of The Journal of the National Institutes of Health. Used with permission. Bone Remodeling Courtesy of The Journal of the National Institutes of Health. Used with permission. J NIH 7:88 (1995) UNIT CELL PROCESSES The "Control Volume" and Regulators Chemical (Soluble) Regulator Mechanical Force (Strain); Physical Regulator UCP: Contraction Cell + Matrix Molecules Product + Soluble Mech. Force Regulator Shield cells from stress Deformed by cell Excessively load cells Biomaterials/ contraction Promote cell contraction Implants CELL-MATRIX MECHANICS Clinical Examples/Medical Devices How cells respond to mechanical force Shielding cells from stress Excessively loading cells Promoting cell contraction How cells generate mechanical forces Deformation of biomaterials/implants CELL-MATRIX MECHANICS Clinical Examples/Medical Devices How cells respond to mechanical force Shielding cells from stress Joint replacement prostheses Knee and Hip Replacement with Prostheses Photos removed for copyright reasons. CELL-MATRIX MECHANICS Clinical Examples/Medical Devices How cells respond to mechanical force Excessively loading cells Tissue expanders (soft tissue) Distraction osteogenesis (bone lengthening) Ultrasound stimulation of fracture healing CELL-MATRIX MECHANICS Clinical Examples/Medical Devices How cells respond to mechanical force Excessively loading cells Tissue expanders (soft tissue) http://www.breastreconstruction.ca/implant.htm Tissue expansion is a process that stretches the skin in preparation for the placement of a permanent implant later. Depending on whether one is dealing with an immediate or a delayed reconstruction, the tissue expander is either placed at the time of the mastectomy or during a subsequent procedure. Tissue Expanders for Breast Reconstruction Photo removed for copyright reasons. Photo removed for copyright reasons. Schematic showing the position of the tissue expander under the pectoralis major muscle. Intraoperative view of the tissue expander placed underneath the pectoralis major muscle. Photo removed for copyright reasons. Photo removed for copyright reasons. Schematic shows the position of the tissue expander and three stages in its expansion. At the completion of expansion the permanent breast implant will be inserted in a similar location. Photo removed for copyright reasons. Intraoperative vie...
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This note was uploaded on 11/11/2011 for the course BIO 20.410j taught by Professor Rogerd.kamm during the Spring '03 term at MIT.

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