Clinical Research

Hip

Fluoroscopy Versus Imageless Optical Navigation in Direct Anterior Approach Total Hip Arthroplasty

2024
Manzo, Marc A., Lex, Johnathan R., Rodriguez-Elizalde, Sebastian Rahul, Perlus, Ryan, Cayen, Barry, Chang, Justin S.

Intellijoint HIP is more precise and associated with impoved acetabular placement and restoration of LLD making the system an accurate alternative to fluoroscopy with less radiation exposure.

Computer-Assisted Navigation Accurately Delivers Preoperative Targets for Acetabular Component Orientation During Direct Anterior Approach Total Hip Arthroplasty

2023
Bradley, Michael P. Muir, Jeffrey M. Wang, Sheila

Intellijoint HIP can accurately deliver preoperative targets derived from CT-based plans.

Early Revision Rates of Total Hip Arthroplasty Using the Intellijoint HIP Computer Navigation System: A Study From the Australian National Joint Replacement Registry of 1911 Procedures

2022
Lourens, Ernest C., Kurmis, Andrew P., Holder, Carl de Steiger, Richard N.

Intellijoint HIP found to have improved revision rates compared to other navigation systems and conventional instrumentation.

Computer Navigation for Revision Total Hip Arthroplasty Reduces Dislocation Rates

2022
Sharma, Abhinav K., Cizmic, Zlatan Carroll, Kaitlin M., Jerabek, Seth A., Paprosky, Wayne G., Sculco, Peter K., Gonzalez Della Valle, Alejandro, Schwarzkopf, Ran Mayman, David J., Vigdorchik, Jonathan M.

Intellijoint HIP had no re-revisions over a 2 year follow-up period following rTHAs.

Imageless, Computer-Assisted Navigation Improves Acetabular Component Positioning Precision in Revision Total Hip Arthroplasty

2022
Dundon, John M., Paprosky, Wayne G., Schwarzkopf, Ran, Barlow, Brian T., Vigdorchik, Jonathan M.

Intellijoint HIP improves precision of component position during revision THA.

Obesity does not influence acetabular component accuracy when using a 3D optical computer navigation system

2021
Sharan, Mohamad, Tang, Alex, Schoof, Lauren Gaukhman, Alexander, Meftah, Morteza Sculco, Peter, Schwarzkopf, Ran

Intellijoint HIP is more successful than conventional surgery for leg length discrepancy and precision of cup position in THA patients with obesity.

Accuracy of imageless navigation for functional cup positioning and restoration of leg length in total hip arthroplasty: a matched comparative analysis

2021
Meftah, Morteza, Siddappa, Vinay Hosuru, Muir, Jeffrey M.

Intellijoint HIP improved the accuracy of acetabular cup components and leg length discrepency.

Intraoperative measurement of acetabular component position using imageless navigation during revision total hip arthroplasty

2021
Mei, Xin Yu Etemad-Rezaie, Ali Safir, Oleg A Gross, Allan E Kuzyk, Paul R

Intellijoint HIP has excellent agreement with CT measurements for both inclination and anteversion across implant positions.

Acetabular positioning is more consistent with the use of a novel miniature computer-assisted device

2020
Jacob, Ivan, Benson, Jessica, Shanaghan, Kate, Gonzalez Della Valle, Alejandro

Intellijoint HIP is more consistent than traditional instrumentation at placing acebtabular components even without referencing the anterior pelvic plane.

Surgical Approach and Reaming Depth Influence the Direction and Magnitude of Acetabular Center of Rotation Changes During Total Hip Arthroplasty

2020
Benson, Jessica R., Govindarajan, Meinusha , Muir, Jeffrey M., Lamb, Iain R., Sculco, Peter K.

Hip centre of rotation changes during THA are dependent on surgical approach. Intellijoint HIP is able to calculate these changes regardless of approach.

Trends in cup position utilizing computer-assisted navigation during total hip arthroplasty: A retrospective observational study

2020
Mays, Rachel R Benson, Jessica R Muir, Jeffrey M Meftah, Morteza

Intellijoint HIP enables surgeons to consistently position cups within clinically identified safe zones.

Pelvic pitch and roll during total hip arthroplasty performed through a posterolateral approach. A potential source of error in free-hand cup positioning.

2019
Gonzalez Della Valle, Alejando, Shanaghan, Kate, Benson, Jessica R., Carroll, Kaitlin, Cross, Michael, McLawhorn, Alexander, Sculco, Peter K.

During THA, patient pelvic roll can lead to underestimation of cup anteversion. Intellijoint HIP can account for pelvic movements and account for errors arising from patient pelvic movements.

Accuracy of acetabular component positioning using computer-assisted navigation in direct anterior total hip arthroplasty.

2019
Bradley, Michael P Benson, Jessica R. Muir, Jeffrey M

Intellijoint HIP accurately delivers intraoperative measurements which may surpass the capabilities of traditional fluoroscopy without radiation exposure during DAA.

Imageless navigation accurately measures component orientation during total hip arthroplasty: A comparison with postoperative radiographs.

2019
Paprosky, Wayne Muir, Jeffrey Sostak, Jennifer

In addition to accurate intraoperative measurements, Intellijoint HIP was associated with low rate of dislocation and revision throughout 90-day episode of care.

Minimal increase in total hip arthroplasty surgical procedural time with the use of a novel surgical navigation tool.

2018
Christ, Alexander, Ponzio, Danielle, Pitta, Michael, Carroll, Kaitlin, Muir, Jeffrey M., Sculco, Peter K.

Intraoperative benefits of Intellijoint HIP outweigh the additional 2.9 minutes required per case.

A new mini-navigation tool allows accurate component placement during anterior total hip arthroplasty.

2018
Parvizi, Javad Benson, Jessica R. Muir, Jeffrey M.

Intellijoint HIP is accurate to within 1° for inclination and anteversion during benchtop testing.

Improving registration accuracy during total hip arthroplasty: a cadaver study of a new, 3-D mini-optical navigation system

2018
Cross, Michael B. Schwarzkopf, Ran Miller, Theodore T. Bogner, Eric A. Muir, Jeffrey M. Vigdorchik, Jonathan M.

Intellijoint HIP provides more accurate measurement of component positioning compared to traditional navigation due to registration accuracy.

Optimizing leg length and cup position: A surgical navigation tool.

2018
Gross, Allan E. Safir, Oleg A. Kuzyk, Paul R.T. Sculco, Peter K. Wolfstadt, Jesse Girardi, Brandon L. Fichman, Simcha G. Muir, Jeffrey M.

Intellijoint HIP is accurate, time-neutral, safe, and effective and has the potential to improve outcomes and reduce re-admission and revision rates for THA.

A Cadaver Study to Evaluate the Accuracy of a New 3D Mini-Optical Navigation Tool for Total Hip Arthroplasty.

2017
Vigdorchik, Jonathan M Cross, Michael B Bogner, Eric A Miller, Theodore T Muir, Jeffrey M Schwarzkopf, Ran

Intellijoint HIP is accurate to within 2° for anteversion and inclination, and to within 3mm for leg length and offset.

Evaluating surgeon estimation of cup position in total hip arthroplasty: A cadaver study

2017
Vigdorchik, Jonathan Cross, MIchael Miller, Theodore Bogner, Eric Muir, Jeffrey Schwarzkopf, Ran

Surgeons underestimate anteversion and inclination the majority of the time and benefit from the use of navigation to position the cup.

Quantification of Imaging Error in the Measurement of Cup Position: A Cadaveric Comparison of Radiographic and Computed Tomography Imaging.

2017
Schwarzkopf, Ran Vigdorchik, Jonathan M. Miller, Theodore T. Bogner, Eric A. Muir, Jeffrey M. Cross, Michael B.

Intellijoint HIP is more accurate at measuring cup position than radiographs based on comparison to 3D CT measurements.

Quantifying pelvic motion during total hip arthroplasty using a new surgical navigation device.

2017
Schwarzkopf, Ran Muir, Jeffrey M. Paprosky, Wayne G. Seymour, Scott Cross, Michael B. Vigdorchik, Jonathan M.

Intellijoint HIP was used to quantify that 25% of patients roll >10° during THA and correcting for this motion has the potential to improve component placement and decrease related complications.

A smart tool for intraoperative leg length targeting in total hip arthroplasty.

2016
Grosso, Paul Snider, Matthew Muir, Jeffrey M.

Intellijoint HIP is a safe and accurate tool for providing intraoperative measurements in real-time.

Identifying the procedural gap and improved methods for maintaining accuracy during total hip arthroplasty.

2016
Gross, Allan Muir, Jeffrey M.

The costs associated with inaccurate THA outcomes can be substantial demonstrating the need for cost-effective, easy-to-use, unobtrusive technology to reduce the risk of complications following THA.

Intellijoint HIP®: a 3D mini-optical navigation tool for improving intraoperative accuracy during total hip arthroplasty.

2016
Paprosky, Wayne Muir, Jeffrey

Intellijoint HIP offers an accurate and easy-to-use option for THA surgeons to manage leg length, offset, and cup position intraoperatively.

Interested in Intellijoint Surgical?

Request a Demo