Undergraduate education

University of Tennessee-Knoxville, BS, 2008

Years in MSTP

2008-2017

PhD

Biomedical engineering, 2015

Mentor

Darryl Thelen, PhD

Thesis title

Influence of Surgery on Musculoskeletal Mechanics in Children With Crouch Gait

Residency

Orthopedic surgery, Medical College of Wisconsin, 2017-

Current position

Resident, Department of Orthopedic Surgery, Medical College of Wisconsin

PhD publications

Lenhart RL, Brandon SC, Smith CR, Novacheck TF, Schwartz MH, Thelen DG. Influence of patellar position on the knee extensor mechanism in normal and crouched walking. J Biomech. 2017 Jan 25;51:1-7. PMID: 27939752; PMCID: PMC5204307.

Smith CR, Vignos MF, Lenhart RL, Kaiser J, Thelen DG. The Influence of Component Alignment and Ligament Properties on Tibiofemoral Contact Forces in Total Knee Replacement. J Biomech Eng. 2016 Feb 1;138(2). PMID: 26769446; PMCID: PMC4844247.

Stork NC, Lenhart RL, Nemeth BA, Noonan KJ, Halanski MA. To Cast, to Saw, and Not to Injure: Can Safety Strips Decrease Cast Saw Injuries? Clin Orthop Relat Res. 2016 Jul;474(7):1543-52. PMID: 26847455; PMCID: PMC4887358.

Smith CR, Lenhart RL, Kaiser J, Vignos MF, Thelen DG. Influence of Ligament Properties on Tibiofemoral Mechanics in Walking. J Knee Surg. 2016 Feb;29(2):99-106. PMID: 26408997; PMCID: PMC4755512.

Lenhart RL, Kaiser J, Smith CR, Thelen DG. Prediction and Validation of Load-Dependent Behavior of the Tibiofemoral and Patellofemoral Joints During Movement. Ann Biomed Eng. 2015 Apr 28. [Epub ahead of print] PMID: 25917122; PMCID: PMC4886716.

Thelen DG, Lenz AL, Francis C, Lenhart RL, Hernández A. Empirical assessment of dynamic hamstring function during human walking. J Biomech. 2013 Apr 26;46(7):1255-61. PMID: 23540723; PMCID: PMC3645289.

Francis CA, Lenz AL, Lenhart RL, Thelen DG. The modulation of forward propulsion, vertical support, and center of pressure by the plantarflexors during human walking. Gait Posture. 2013 Sep;38(4):993-997. PMID: 23787149; PMCID: PMC3795949

Lenhart RL, Thelen DG, Wille CM, Chumanov ES, Heiderscheit BC. Increasing Running Step Rate Reduces Patellofemoral Joint Forces. Med Sci Sports Exerc. 2014 Mar;46(3):557-64. PMID: 23917470; PMCID: PMC3925193.

Maag AL, Laufer S, Kwan C, Cohen ER, Lenhart RL, Stork NC, Halanski MA, Pugh CM. Sensor-based assessment of cast placement and removal. Stud Health Technol Inform. 2014;196:259-61. PMID: 24732518.

Lenhart RL, Francis CA, Lenz AL, Thelen DG. Empirical evaluation of gastrocnemius and soleus function during walking. J Biomech. 2014 Sep 22;47(12):2969-74. PMID: 25107666. PMCID: PMC4228932.

Wille C, Lenhart R, Wang S, Thelen D, Heiderscheit B. Ability of Sagittal Kinematic Variables to Estimate Ground Reaction Forces and Joint Kinetics in Running. J Orthop Sports Phys Ther. 2014 Oct;44(10):825-30. PMID: 25156183; PMCID: PMC4297621.

Lenhart R, Thelen D, Heiderscheit B. Hip Muscle Loads During Running at Various Step Rates. J Orthop Sports Phys Ther. 2014 Oct;44(10):766-A4. PMID: 25156044; PMCID: PMC4296582.

Lenhart RL, Smith CR, Vignos MF, Kaiser J, Heiderscheit BC, Thelen DG. Influence of step rate and quadriceps load distribution on patellofemoral cartilage contact pressures during running. J Biomech. 2015 Aug 20:48(11):2871-2878. PMID: 26070646; PMCID: PMC4536167.

Lenhart RL, Youlo S, Schroth MK, Noonan KJ, McCarthy J, Mann D, Hetzel S, Sund SA, Halanski MA. Radiographic and Respiratory Effects of Growing Rods in Children With Spinal Muscular Atrophy. J Pediatr Orthop. 2017 Dec; 37(8):e500-e504. PMID: 27636914; PMCID: PMC5352553.

Brandon SCE, Thelen DG, Smith CR, Novacheck TF, Schwartz MH, Lenhart RL. The coupled effects of crouch gait and patella alta on tibiofemoral and patellofemoral cartilage loading in children. Gait Posture. 2018 Feb;60:181-187. PMID: 29248848; PMCID: PMC5809194.

Halanski MA, Abrams S, Lenhart R, Leiferman E, Kaiser T, Pierce E, Franklin RR, Opel D, Noonan KJ, Crenshaw TD. Tendon transfer to unossified bone in a porcine model: potential implications for early tibialis anterior tendon transfers in children with clubfeet. J Child Orthop. 2016 Dec;10(6):705-714. PMID: 27900541; PMCID: PMC5145849.

Brandon SCE, Thelen DG, Smith CR, Novacheck TF, Schwartz MH, Lenhart RL. The coupled effects of crouch gait and patella alta on tibiofemoral and patellofemoral cartilage loading in children. Gait Posture. 2018 Feb;60:181-187. PMID: 29248848; PMCID: PMC5809194.

Halanski MA, Abrams S, Lenhart R, Leiferman E, Kaiser T, Pierce E, Franklin RR, Opel D, Noonan KJ, Crenshaw TD. Tendon transfer to unossified bone in a porcine model: potential implications for early tibialis anterior tendon transfers in children with clubfeet. J Child Orthop. 2016 Dec;10(6):705-714. PMID: 27900541; PMCID: PMC5145849.