Date of download: 5/29/2016 Copyright © ASME. All rights reserved. From: A New Laser Reflectance System Capable of Measuring Changing Cross-Sectional Area of Soft Tissues During Tensile Testing J Biomech Eng. 2009;131(9): doi: / Photograph of the laser reflectance system installed on an Instron 8872 servohydraulic testing machine. The bearing has a central aperture large enough for the tissue clamps of the Instron to pass through, permitting simultaneous area measurement and tensile testing. Figure Legend:

Date of download: 5/29/2016 Copyright © ASME. All rights reserved. From: A New Laser Reflectance System Capable of Measuring Changing Cross-Sectional Area of Soft Tissues During Tensile Testing J Biomech Eng. 2009;131(9): doi: / Sample result from metallic specimen validation showing three measurement methods. (a) Reconstructed cross-sectional profile obtained using laser reflectance system. (b) Photograph of casting mold. (c) Photograph of specimen. Figure Legend:

Date of download: 5/29/2016 Copyright © ASME. All rights reserved. From: A New Laser Reflectance System Capable of Measuring Changing Cross-Sectional Area of Soft Tissues During Tensile Testing J Biomech Eng. 2009;131(9): doi: / Sample result from soft tissue specimen validation showing three measurement methods. (a) Reconstructed cross-sectional profile obtained using laser reflectance system. (b) Photograph of casting mold. (c) Photograph of destructive transverse slice of specimen. Figure Legend:

Date of download: 5/29/2016 Copyright © ASME. All rights reserved. From: A New Laser Reflectance System Capable of Measuring Changing Cross-Sectional Area of Soft Tissues During Tensile Testing J Biomech Eng. 2009;131(9): doi: / Average decrease in bovine tendon cross-sectional area with increasing strain (n=6). Error bars show standard deviation. Figure Legend:

Date of download: 5/29/2016 Copyright © ASME. All rights reserved. From: A New Laser Reflectance System Capable of Measuring Changing Cross-Sectional Area of Soft Tissues During Tensile Testing J Biomech Eng. 2009;131(9): doi: / Representative stress strain curve illustrating the difference between true and engineering stresses Figure Legend: