Jove
Visualize
Contact Us
JoVE
x logofacebook logolinkedin logoyoutube logo
ABOUT JoVE
OverviewLeadershipBlogJoVE Help Center
AUTHORS
Publishing ProcessEditorial BoardScope & PoliciesPeer ReviewFAQSubmit
LIBRARIANS
TestimonialsSubscriptionsAccessResourcesLibrary Advisory BoardFAQ
RESEARCH
JoVE JournalMethods CollectionsJoVE Encyclopedia of ExperimentsArchive
EDUCATION
JoVE CoreJoVE BusinessJoVE Science EducationJoVE Lab ManualFaculty Resource CenterFaculty Site
Terms & Conditions of Use
Privacy Policy
Policies

Related Experiment Videos

Design of custom hip stem prostheses using three-dimensional CT modeling.

D D Robertson1, P S Walker, J W Granholm

  • 1Orthopedic Biomechanics Laboratory, Brigham and Women's Hospital, Boston, MA 02115.

Journal of Computer Assisted Tomography
|September 1, 1987
PubMed
Summary

Improved implant fit may enhance the longevity of noncemented hip implants. This study presents a new computerized method for designing optimal-fit hip stems using 3D models for better bone contact.

Related Concept Videos

You might also read

Related Articles

Articles linked to this work by shared authors, journal, and citation graph.

Sort by
Same author

Preserve That Narrative! Supporting and Differentiating Applicants in an Increasingly Distanced and Stressful World.

Academic radiology·2022
Same author

Surfactin-loaded polyvinyl alcohol (PVA) nanofibers alters adhesion of Listeria monocytogenes to polystyrene.

Materials science & engineering. C, Materials for biological applications·2017
Same author

Polyethylene oxide (PEO)-hyaluronic acid (HA) nanofibers with kanamycin inhibits the growth of Listeria monocytogenes.

Biomedicine & pharmacotherapy = Biomedecine & pharmacotherapie·2016
Same author

Meniscal root injury and spontaneous osteonecrosis of the knee: an observation.

The Journal of bone and joint surgery. British volume·2009
Same author

Sensorineural hearing loss in systemic lupus erythematosus: case report and literature review.

The Journal of laryngology and otology·2008
Same author

Biomechanical and clinical evaluations of a porous tantalum implant for the treatment of early-stage osteonecrosis.

The Journal of bone and joint surgery. American volume·2005

Area of Science:

  • Orthopedic surgery
  • Biomedical engineering
  • Medical imaging

Background:

  • Increasing life expectancy and activity levels necessitate durable hip implants.
  • Bone loss during revision surgery highlights the need for improved implant designs.
  • Current noncemented hip stems may not achieve optimal bone-implant fit, potentially limiting longevity.

Purpose of the Study:

  • To investigate if improved implant fit can increase the longevity of noncemented total hip replacements.
  • To introduce a novel computerized stem design program for optimal-fit hip stems tailored to individual patient anatomy.

Main Methods:

  • Utilizing quantitative X-ray computed tomography (CT) for precise bone measurements.
  • Employing interactive image processing to create patient-specific 3D femoral models.

Related Experiment Videos

  • Developing a computerized stem design program to achieve optimal stem-bone contact while ensuring surgical feasibility.

    • Main Results:

    • The computerized design program generates optimal-fit hip stems with maximum stem-bone contact.
    • This new method addresses limitations of previous custom implant designs that did not achieve optimal fit.
    • Quantitative results demonstrating the efficacy of this optimal-fit design process are presented.

    Conclusions:

    • Optimal-fit hip stem design, enabled by advanced imaging and computational tools, shows promise for improving noncemented total joint longevity.
    • This approach offers a more reliable solution for patients requiring hip replacements, particularly in revision cases.
    • Further clinical evaluation is warranted to confirm the long-term benefits of these optimally fitted implants.