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Director

Amy Lenz, PhD


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Staff Scientists

Rich Lisonbee Profile Pic

Rich J. Lisonbee, MS

Senior Biomedical Engineer

Rich has always been passionate about healthcare and engineering. Rich joined the Orthopaedic Research Lab in Spring of 2018 where he found an interest in ankle biomechanics. His work focuses on subtalar morphology and in-vivo function across surgically treated populations. Rich enjoys hiking and climbing with his partner and their puppy, attending metal shows, and spending time with his family and friends.

Email Contact

LinkedIn Profile

rich.lisonbee@utah.edu

Andrew Peterson Profile

Andrew C. Peterson, MS

Senior Biomedical Engineer

Andrew was born and raised in Murray, Utah. In 2018, he joined the Orthopaedic Research Lab and found an interest in foot and ankle biomechanics. He completed his BS in Biomedical Engineering in 2021 and his MS in Mechanical Engineering in 2023 at the University of Utah. His work focuses on computation modeling and biomechanical analysis of the foot and ankle with Amy Lenz, PhD. He enjoys spending time with his family and friends, mountain biking and rock climbing.

Email Contact

u0889010@umail.utah.edu

(801) 587-7109

Graduate Students

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Kassidy Knutson, PhD Student

Graduate Research Assistant

Kas grew up on a ranch in northeastern Colorado. In 2013 she attended South Dakota School of Mines on a cross country and track scholarship out of high school, eventually transferring to Colorado School of Mines where she completed her BS and MS in Mechanical Engineering. Kas joined the Orthopaedic Research Group in Spring of 2021, applying her mechanical background to ankle biomechanics working with Amy Lenz, PhD. Her work focuses on Progressive Collapsing Foot Deformity using weight-bearing CT as well as statistical shape modeling to evaluate 3D parameters of clinical interest. When not in the lab Kas enjoys trail running and climbing in the mountains and deserts of Utah with her dog!

Email Contact

LinkedIn Profile

u1370523@umail.utah.edu

Anthony Le 2023 Cropped

Anthony Le, PhD Student

Graduate Research Assistant

Anthony grew up in Spartanburg, South Carolina and completed his BS in Chemistry with a minor in Mathematics at Wofford College in 2015. He went on to complete his MS in Bioengineering with a minor in Robotics at Oregon State University, where he worked on the development of a novel implantable passive differential mechanism for ECRL-to-FDP tendon transfer surgery with Ravi Balasubramanian and Jim Sweeney. In 2020, he was awarded an Oak Ridge Institute for Science and Education (ORISE) Research Fellowship to conduct research in the Orthopaedic Biomechanics Laboratory at the Walter Reed National Military Medical Center in Bethesda, MD. Anthony joined Amy Lenz’s Research Group in the Orthopaedic Research Laboratory at the University of Utah in 2021 to pursue a PhD in Biomedical Engineering. His dissertation work is centered around the development of a robotic simulator for characterizing foot and ankle biomechanics. When he is not in the lab, Anthony enjoys mountain biking, rock climbing, and skiing with his dog and friends.

Email Contact

Personal Website

LinkedIn Profile

anthony.le@utah.edu

Melissa Requist

Melissa Requist, MD-PhD Student

Graduate Research Assistant

Melissa is originally from Steamboat Springs, Colorado and is a first year MD-PhD student at the University of Utah. She has bachelor’s degrees in biomedical engineering and flute performance from the University of Arizona. As a Nordic combined athlete growing up, she was drawn to orthopaedics through sports medicine, but has since developed an interest in rehabilitation after conducting biomechanics research with amputees. She is a member of the Human Movement and Biomechanics Lab at the University of Arizona, was a 2019 National Institutes of Health Biomedical Engineering Intern, and has worked in the Orthopaedic Research Lab since 2020.  Outside of her studies and research, Melissa enjoys playing flute, hiking, baking, skiing, and getting outdoors with her dog, Artemis.

melissa.requist@hsc.utah.edu

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Katrina Cernucan, PhD Student

NIOSH TRT in Occupational Biomechanics

Katrina is a PhD student NIOSH Trainee in Occupational Biomechanics. Prior to pursuing graduate school, she received a bachelor’s degree in biomedical engineering at the University of Utah. She has presented her and her colleague’s work at the 2022 Utah Safety Conference, ERC Berkeley’s Continuing Education Webinar Series, and ERC Harvard’s Monday Webinar Series. She is the current president of the university’s American Society of Safety Professionals (ASSP) and Tau Beta Pi Engineering Honor Society chapters and is a certified facilitator of the NSF-funded CyberAmbassadors program through Michigan State University that fosters leadership, teamwork, and communication skills of individuals in STEM fields.

Email Contact

LinkedIn Profile

katrina.cernucan@utah.edu

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Elana Renae Lapins


Zach Eatough

Zach Eatough

Research Analyst

Zach grew up in Mapleton, UT and has four younger brothers! He attended Utah County Academy of Sciences and graduated with an Associate of Science from Utah Valley University while in high school. He then went on a service mission to South Africa for two years before returning to The University of Utah and earned a B.S. in Physics (Biomedical Emphasis). Zach joined the foot and ankle orthopaedic research group Summer 2021 interested in medical imaging and 3D reconstructions. His involvement in Dr. Lenz's lab inspired him to pursue a M.S. in Clinical Investigation. He enjoys sports, spending time with friends and family, and exploring in his Jeep.

Email Contact

u1027777@umail.utah.edu

Katee Perez

Katee Perez, MS/BS Student

Research Analyst

Katee was born in San Diego, CA. She has visited and lived around the world including Qatar and Hong Kong. Her travels and peers have always inspired an interest for her in engineering and healthcare. She chose to attend the University of Utah and pursue a BS/MS dual degree from its Biomedical Engineering program. Since her freshman year, Katee has been an active student researcher within the University of Utah community; starting at the Huntsman Cancer Institute under Nicola Camp, PhD, and now the Orthopedic Research Laboratory under Amy Lenz, PhD. She's also completed an internship as a Regulatory Affairs specialist for Varex Imaging Inc. She hopes to learn from her mentors to also become a leading woman in research and biomedical devices . Katee is currently working on a non-thesis validation project for imaging systems under Dr. Lenz, continuing her research thanks to the LS Peery Scholar Award.

u1055156@umail.utah.edu

Jordy Larrea Rodriguez

Jordy Larrea Rodriguez

Research Analyst

Jordy is a fourth year BS/MS Computer Engineering student doing a minor in Physics alongside Pre-medical coursework at the University of Utah. He was born in Chihuahua, Mexico and raised in West Valley City, Utah and is passionate about advocating for diversity and the marginalized communities in the State of Utah. As a student in the Electrical and Computer Engineering Department, Jordy has narrowed down his interest in rehabilitative robotics and brain computer interfaces for prosthetics. He currently looks forward to starting his MD or PhD (or both) after earning his BS/MS. He currently works under Anthony Le, developing for the robotic simulator. When not ensnared in projects or work, Jordy enjoys herping, hiking, climbing, reading, and taking care of his many unorthodox pets.

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Medical Students

Steven was born and raised in Reno, Nevada. He attended Drexel University on a wrestling scholarship, where he completed his Bachelor of Science in Biology with a concentration in Organismal Biology and Physiology. After working in clinical cancer research, his passion for medicine and research drove him to attend medical school at the University of Nevada, Reno School of Medicine. Steven joined the Orthopaedic Research Group during the summer of 2021 as part of the Medical Student Research Program and continues to work on projects to improve clinical diagnostic standards and treatment, which he hopes to utilize when providing care to his future patients. Outside of school and research, Steven enjoys spending time wading in rivers and exploring the outdoors with his fiancée and dog.

Email Contact

u6037584@utah.edu

Tyler is from Reno, Nevada and received his B.S. in Biology at the University of Nevada Reno in 2016 with a minor in Community Health Science. He is currently in medical school at the University of Nevada Reno School of Medicine and is expected to graduate in 2024. Tyler joined the Orthopaedic Research Group working with Amy Lenz, PhD. during the summer of 2021. He hoped to learn more about orthopaedic research practices and an engineer’s perspective to medical issues. During his off time, he enjoys computer gaming, wakeboarding and laughing at his pet African grey parrot.

Jayson was born in Los Angeles but was raised in Colorado and Utah. He is currently a biology major at the University of Utah in his last year before moving on to Medical School. Jayson joined the lab because of his interest in ortho and the personal connection to ankle osteoarthritis via his Lisfranc surgery. He likes spending time with family, lifting weights, playing basketball and disc golf, playing dungeons and dragons, skiing, and most recently, going “canyoneering.

Email Contact

u1253471@utah.edu

Jacob was born and raised in Reno, Nevada and then attended UCLA where he completed a degree in Physiologic Sciences in 2020. During undergrad, he worked as a Student Athletic Trainer for the UCLA Sports Medicine Internship Program and developed and managed a peer-peer premed mentoring program. Following graduation, he spent his gap year working as a medical scribe in the Renown Regional Medical Center ED. Jacob continued following his passion for medicine at the University of Nevada, Reno School of Medicine where he is a current MS2. Jacob believes that his research experience will allow him to better treat his patients in the future by improving his critical thinking and reasoning skills. Outside of school, he enjoys playing basketball, snowboarding, playing with his dog, and golfing.

Email Contact

u6044281@utah.edu

Alayna is a second year medical student at the University of Utah. She grew up in the Appalachian mountains of North Carolina and moved to Utah for college where she obtained a BS in chemistry. Since childhood athletic involvement has drawn her towards orthopaedics and sports medicine interests which she plans to pursue throughout her career. When she isn't working or studying, Alayna can often be found riding a bike, camping with her partner and dog, making jewelry, and playing music (fiddle and guitar).

Email Contact

alayna.arnholt@hsc.utah.edu

Undergraduate Students

Erika Muhlrad

Erika Muhlrad

Hrly Research Assistant

Erika is an undergraduate majoring in biomedical engineering and minoring in modern dance at the University of Utah. She grew up in Tucson, Arizona but most recently is from Boulder, Colorado. After watching a TED talk about prosthetics in middle school, she became fascinated with biomedical engineering. She now looks forward to a future career in biomechanics or bioinstrumentation and hopes the Orthopaedic Research Laboratory can be an opportunity to help her reach that dream. In her free time, Erika enjoys dancing, baking, and crafting.

Email Contact

u1258393@umail.utah.edu

Visiting Scholars

Takuma Miyamoto

Takuma Miyamoto, MD

Research Fellow

Takuma is a research fellowship from Japan (2022-2024). After graduating from Nara Medical University in Japan in 2014, he joined the Department of Orthopedic Surgery there as an Orthopedic Surgeon. He is a Japanese board of orthopedic surgery and sports doctor. His major is in foot and ankle surgery and sports medicine, and in his research, biomechanics of the foot and ankle using image analysis. He received his PhD from the same university in 2022. Then he came to Utah University. When he is not in the lab, He enjoys watching sports, of which soccer is his favorite. He also enjoys weekend trips with his family since he came to the U.S.

Collaborators

Nicola Krähenbühl, MD

Karen Kruger, PhD

Shireen Elhabian, PhD

Alumni

Miranda Nicholson, 2021-2022

Collaborators

Andrew E. Anderson, PhD


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Kent N. Bachus, PhD


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K. Bo Foreman, PT, PhD


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Heath B. Henninger, PhD


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Charles L. Saltzman, MD


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