H-Reflex Methodology

H-reflex studies can be set up multiple ways and users should determine the best approach for their required protocol; BIOPAC can not recommend a “standard” approach for H-reflex.

The following H-reflex articles are just a sampling of available citations:

• Facilitation of Hoffmann Reflexes of Ankle Muscles in Prone but Not Standing Positions by Focal Ankle-Joint Cooling
  Kyung-Min Kim, Christopher D. Ingersoll, and Jay Hertel, Journal of Sport Rehabilitation, 2015, 24, 130 -139
  
• The Hoffmann Reflex: Methodologic Considerations and Applications for Use in Sports Medicine and Athletic Training ResearchRiann M. Palmieri*; Christopher D. Ingersoll†; Mark A. Hoffman‡
  *University of Michigan, Ann Arbor, MI; †University of Virginia, Charlottesville, VA; ‡Oregon State University, Corvallis, OR
  Journal of Athletic Training 2004;39(3):268–277- This article discusses the proper methods used to elicit the Hoffmann reflex (H-reflex) and to present different situations in which this tool can be used in sports medicine research
• The Interrelationships Among Sex Hormone Concentrations, Motoneuron Excitability, and Anterior Tibial Displacement in Women and Men Mark Hoffman, PhD, ATC*; Rod A. Harter, PhD, ATC*; Bradley T. Hayes, PhD, ATC†; Edward M. Wojtys, MD‡; Paul Murtaugh, PhD*
  *Oregon State University, Corvallis, OR; †University of Utah, Salt Lake City, UT; ‡University of Michigan, Ann Arbor, MI
  Journal of Athletic Training 2008;43(4):364–372- Main Outcome Measures included Hoffmann reflexes (maximum Hoffmann reflex [Hmax] to maximum M-wave[Mmax] ratio in the soleus).
• Modulation of H Reflex of Pretibial Muscles and Reciprocal Ia Inhibition of Soleus Muscle During Voluntary Teeth Clenching in Humans spanYoshiyuki Takada, Takao Miyahara, Tatsuya Tanaka, Takashi Ohyama and Yoshio Nakamura. J Neurophysiol 83:2063-2070, 2000.- The H reflex of the pretibial muscles was evoked by stimulation of the common peroneal nerve in seven healthy subjects with no oral dysfunction.
• The H-reflex as a probe: Pathways and pitfalls
  Maria Knikou. Journal of Neuroscience Methods 171 (2008) 1–12
• Synchronous stimulation and monitoring of soleus H reflex during robotic body weight-supported ambulation in subjects with spinal cord injury
  Ross G. Querry, PT, PhD; Fides Pacheco, MD; Thiru Annaswamy, MD, MA; Lance Goetz, MD; Patricia K. Winchester, PT, PhD; Keith E. Tansey, MD, PhD. Journal of Rehabilitation Research & Development, Volume 45, Number 1, 2008, Pages 175–186
• The acute effect of whole-body vibration on the Hoffmann reflex. Armstrong WJ, Nestle HN, Grinnell DC, Cole LD, Van Gilder EL, Warren GS, Capizzi EA. Journal of Strength and Conditioning Research; Mar 2008; 22, 2; 406
• Immediate effects of a tibiofibular joint manipulation on lower extremity H-reflex measurements in individuals with chronic ankle instability. Grindstaff TL, Beazell JR, Sauer LD, Magrum EM, Ingersoll CD, Hertel J. Journal of Electromyographic Kinesiology. 2011 Aug;21(4):652-8.
• Intercession Reliability for H-Reflex Measurements Arising from the Soleus, Peroneal, and Tibialis Anterior Musculature. RIANN M. PALMIERI, MARK A. HOFFMAN & CHRISTOPHER D. INGERSOLL, International Journal of Neuroscience, 112:7, 841-850.

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