http://www.loc.gov/mods/v3 http://www.loc.gov/standards/mods/v3/mods-3-2.xsd
Algorithm for the calculation of proximity area and area centroid within the carpal joint
and 801b loads at thresholds ranging from 2mm to 4mm. The
arm was first loaded with a total of 801b from the carpal
centroid within specific distance thresholds. Five fresh
determination of carpal joint proximity area and its area
difference between the loaded and unloaded condition was used
different thresholds. Each wrist was analyzed at both Olb
each location's corresponding proximity distance and
error to accurately predict proximity distances and their
expected that with increased load, the proximity "area" in
flexor and extensor tendons. Then the entire wrist was CT
frozen cadaver specimen arms were used in this study. Each
geometric simulation using spheres determined possible error
however, in all cases, the joint proximity "area" increased
imaged at an interval of 1.5mm. The weights were removed and
imaging technology and computer-generated reconstruction
in the distance measurements of reconstructed objects. This
input files from a know geometry and testing the output for
its centroid. The programs accuracy was tested creating
model, and each bone shape examined for gross flaws.
of the bone surface. An algorithm was written in C which
or decreased without presenting a definite pattern. A
projected bone information to calculate proximity "area" and
Proximity distances were calculated for each discrete point
simulation showed that the current protocol had too much
techniques in developing an automatic method for the
that the proximity area would increase as load increased,
The purpose of this study was to use Computed Tomography (CT)
the radio-carpal joint would also increase. AU CT slices
the wrist was imaged again at the same interval. It was
to normalize for different wrist sizes. It was expected
used the discrete spatial locations of the bone surfaces,
were contoured, then reconstructed as a three-dimensional
Issued also on microfiche from Lange Micrographics.
Includes bibliographical references: page 39.