Publications
Assessment of Lumbar Puncture Skill in Experts and Nonexperts Using Checklists and Quantitative Tracking of Needle Trajectories: Implications for Competency-Based Medical Education.
Teaching and Learning in Medicine. 27, 51-56.
(2015). Computerized training system for ultrasound-guided lumbar puncture on abnormal spine models: a randomized controlled trial.
Canadian Journal of Anesthesia. 62, 777-784.
Keri2015a.pdf (1.65 MB)
(2015). 
The Development and Validation of Hand Motion Analysis to Evaluate Competency in Central Line Catheterization.
Academic Emergency Medicine. 22, 212-218.
(2015). Examination of learning trajectories for simulated lumbar puncture training using hand motion analysis.
Academic Emergency Medicine. 22, 1187-1195.
(2015). Objective Evaluation Of Sonographic Skill In Focussed Assessment With Sonography For Trauma Examinations.
Computer Assisted Radiology and Surgery, 29th International Congress and Exhibition. 10(Supplement 1), S79-S80.
Holden2015a-Abstract.pdf (182.24 KB)
Holden2015a-Slides.pptx (9.77 MB)
(2015). 

Scalable Ultrasound Calibration Phantoms Made From LEGO® Bricks.
Computer Assisted Radiology and Surgery, 29th International Congress and Exhibition. 10(Supplement 1), S218-S219.
Soehl2015a-Abstract.pdf (195.18 KB)
Soehl2015a-Poster.ppt (766.5 KB)
(2015). 

Feasibility of Real-Time Workflow Segmentation for Tracked Needle Interventions.
IEEE Transactions on Biomedical Engineering. 61, 1720-1728.
Holden2014a-Manuscript.pdf (631.07 KB)
(2014). 
Linear Object Registration: A Registration Algorithm using Points, Lines, and Planes.
12th Imaging Network Ontario Symposium (ImNO 2014).
Holden2014b-Abstract.pdf (241.61 KB)
Holden2014b-Poster.pdf (418.58 KB)
(2014). 

Linear Object Registration for Image-Guided Interventions.
School of Computing. Masters,
(2014). Linear Object Registration of Interventional Tools.
Workshop on Augmented Environments for Computer-Assisted Interventions. LNCS 8678, 118-127.
Holden2014c-Manuscript.pdf (318.88 KB)
Holden2014c-Poster.pptx (1.55 MB)
(2014). 

A novel technology for teaching ultrasound-guided lumbar puncture with Perk Tutor.
Imaging Network Ontario Symposium.
(2014). Tracked ultrasonography snapshots enhance needle guidance for percutaneous renal access: a pilot study.
J Endourol. 28, 1040-5.
Ungi2014b.pdf (533.29 KB)
(2014). 
Tracked ultrasound snapshots improve the performance of novices in simulated percutaneous nephrostomy.
Imaging Network Ontario Symposium.
(2014). Real-Time Workflow Segmentation for Needle-Based Interventions.
ImNO2013 - Imaging Network Ontario Symposium.
Holden2013a-Abstract.pdf (288.68 KB)
Holden2013a-Poster.pdf (474.54 KB)
(2013). 

Surgical Motion Characterization in Simulated Needle-Insertion Procedures.
SPIE Medical Imaging 2012. 8316-31.
Holden2012a.pdf (173.03 KB)
(2012). 