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Book Effects of Ankle Support on Time to Stabilization of Subjects with Stable Ankles

Download or read book Effects of Ankle Support on Time to Stabilization of Subjects with Stable Ankles written by Raquel Elise Martin and published by . This book was released on 2007 with total page pages. Available in PDF, EPUB and Kindle. Book excerpt: The purpose of this study was to determine if prophylactic ankle tape and/or ankle braces improve dynamic stability in TTS measure. All subjects were healthy and had no prior history of ankle injuries. Data collection consisted of each subject performing a single leg jump-landing with ankle tape, ankle brace, combination of the two, and control (no tape or brace) conditions. Dynamic stability was assessed with time to stabilization force plate measure. Significant plane by ankle tape interaction (p=0.045) was found. No significant plane by ankle tape by ankle brace interaction (p=0.637), no significant ankle tape by ankle brace interaction (p=0.483), or plane by ankle brace interaction (p=0.697) were found. A notable finding was that subjects took longer to stabilize in the anterior/posterior direction than medial/lateral direction. In conclusion ankle tape, ankle brace, and the combination of ankle tape and ankle brace did not statistically improve dynamic stability in healthy ankles.

Book Influence of Direction on Stepping Parameters and Postural Stability in Individuals with Chronic Ankle Instability

Download or read book Influence of Direction on Stepping Parameters and Postural Stability in Individuals with Chronic Ankle Instability written by Jennifer Tolson and published by . This book was released on 2009 with total page 101 pages. Available in PDF, EPUB and Kindle. Book excerpt: Author's abstract: Lateral ankle sprains are a common athletic injury accounting for 25-50% of injuries in sports that include running and jumping. Individuals who suffer from a lateral ankle sprain may develop residual symptoms of chronic ankle instability (CAI). CAI research has examined static and dynamic to static movements and unidirectional tasks; however, static to dynamic transitional movements remains largely unexplored in this population. Therefore, the purpose of this study was to evaluate dynamic postural stability during directional gait initiation in healthy young athletes (HYA) and athletes with CAI. There were no significant differences between the two groups for forward and directional gait initiation for center of pressure-center of mass separation at heel strike minus one, posterior and lateral displacement of the center of pressure during S1, step length, step velocity, and posterior and lateral velocity of the center of pressure during S1, We concluded that gait initiation at a 90° step angle may not be a challenging enough task to alter dynamic postural stability in those with CAI.

Book Effect of Ankle Stabilzers on Vertical Jump  Agility  and Dynamic Balance

Download or read book Effect of Ankle Stabilzers on Vertical Jump Agility and Dynamic Balance written by Jatin P. Ambegaonkar and published by . This book was released on 2003 with total page 174 pages. Available in PDF, EPUB and Kindle. Book excerpt: Abstract: The current study compared the effects of ankle stabilizers on the vertical jump, agility, and dynamic balance performance. The ankle stabilizers utilized were Swede-O Ankle Lok Brace, Air-Cast Air-Stirrup Ankle Brace, athletic taping, and the nonsupport condition. Vertical jump performance was measured using the vertical jump test, agility performance was measured using the Right-Boomerang Run test, and dynamic balance performance was measured using the Modified Bass Test of Dynamic Balance. No statistically significant (p = .27) difference existed in the heights of the jumps performed by participants (N = 10) in the vertical jump test. No statistically significant difference (p = .08) existed in the points obtained by participants in the Modified Bass Test of Dynamic Balance. A statistically significant difference (p = .03) existed in the run times obtained by participants in the Right Boomerang Run test for agility. A post-hoc Bonferroni test did not show any significant differences in the pairwise comparisons. Standardized effect sizes revealed similar decrements in performance when using any type of ankle stabilizer in comparison to the nonsupport condition. Ankle stabilizers are primarily designed to restrict inversion and eversion of the ankles. Vertical jumping mostly requires dorsiflexion and plantarflexion, and thus might not be affected when using ankle stabilizers. The rigidity offered by the ankle stabilizers might make it more difficult for the participants to change direction quickly enough, which could hinder have hindered agility performance. The test for dynamic balance did not require quick changes in direction. As ankle tape was custom-molded for every participant, the Swede-O Ankle Lok Brace was worn like regular shoes, and the ability to change directions quickly, which is negatively affected when using the Air Cast Air-Stirrup ankle brace was not tested for dynamic balance, the dynamic balance performance was probably not negatively affected when using any ankle stabilizer.

Book The Effects of Ankle Taping and Bracing on Dynamic Postural Control

Download or read book The Effects of Ankle Taping and Bracing on Dynamic Postural Control written by Jason A. Hines and published by . This book was released on 2006 with total page 126 pages. Available in PDF, EPUB and Kindle. Book excerpt:

Book Effects of Ankle Bracing on Dynamic Stabilization in Subjects with Chronic Ankle Instability

Download or read book Effects of Ankle Bracing on Dynamic Stabilization in Subjects with Chronic Ankle Instability written by Brittany L. Taylor and published by . This book was released on 2008 with total page 110 pages. Available in PDF, EPUB and Kindle. Book excerpt: Objective: The purpose of this study was to compare a lace-up ankle brace with a no-brace condition on the ability to return an athlete with CAI to a stable state by measuring the TTS following a jump-landing task. Design: Repeated measures within-subject design. Setting: Athletic Training Research Laboratory. Patients or Participants: Ten subjects, five males and five females (18.5625±.814yr; 174.0963±7.191cm; 69.2937±8.277kg) that fit the criteria for chronic ankle instability participated in this study. Measurements: Subjects participated in two separate testing sessions during which a jump-landing task was performed with one of two conditions: lace-up ankle brace or no ankle brace. The brace condition was randomized. During each session, five trials of a jump-landing task were performed on each leg. The jump-landing task consisted of a single-leg landing from a double-leg jump height equivalent to 50% of the subject's maximum jump height. Subjects jumped off of both feet from a distance 70cm away from the center of the force plate, reached up and touched the indicated marker, and landed on the force plate on a single test limb. The landing leg was randomized. Ground reaction forces were used to calculate TTS in the medial/lateral (MLTTS) and anterior/posterior (APTTS) directions. The independent variables were Condition (brace, no brace) and Side (injured, non-injured). A separate two-within (Condition, Side) repeated measures ANOVA was performed for APTTS and MLTTS. Main Outcome Measure(s): APTTS and MLTTS. Results: For APTTS, the Side by Condition interaction was not statistically significant (F1,9 = .004; p=.952). For MLTTS, the Side by Condition interaction was not statistically significant (F1,9 = .023; p= .884). No measurements were found to be statistically significant in either direction. Conclusion: This study was designed to show if the use of an ankle brace, like the Swede-O Universal would assist those subjects with CAI in reducing the amount of time it takes for them to stabilize after a jump landing task. Although the results of this study do not support these conclusions with statistical significance, it may provide an important direction in examining the connection between TTS, ankle bracing, and those with CAI. There is a definite need for further testing on more subjects with CAI so we can make a better conclusion about the use of the Swede-O Universal and its ability to reduce time to stabilization after a jump-landing task.

Book The Effects of Ankle Bracing and Fatigue on Time to Stabilization in Subjects with Chronic Ankle Instability

Download or read book The Effects of Ankle Bracing and Fatigue on Time to Stabilization in Subjects with Chronic Ankle Instability written by Sari L. Cattoni and published by . This book was released on 2010 with total page 84 pages. Available in PDF, EPUB and Kindle. Book excerpt: It is unknown whether the application of an ankle brace can increase dynamic stability to overcome the effects of fatigue in those individuals with CAI. Ankle dynamic stability was assessed before and after a functional fatigue protocol using the Time to Stabilization (TTS) method. Prior to the functional task, dynamic stability was measured using a single leg jump landing at 50% of the subjects' maximum vertical jump height. The functional fatigue circuit was repeated until the time it took to complete the circuit increased to 50% of the baseline time. Immediately after fatigue was reached, the single leg jump landing measures were repeated. This protocol was performed with and without an ankle brace. For APTTS, the main effect for Group was statistically significant (F= 4.15; p= .05). Subjects in the CAI group (1.291"0.179s) took significantly longer to stabilize than those in the healthy group (1.191"0.10s). There were no other significant results found. The results of our study provide questions regarding the use of ankle braces for improving dynamic stability measured with TTS in both a healthy population and those with CAI. Further research, with a larger sample size should be conducted to make a better decision regarding the effectiveness of ankle braces in improving single-leg jump landing stabilization.

Book Effect of Ankle Taping on Lower Extremity Biomechanics During Drop Landings

Download or read book Effect of Ankle Taping on Lower Extremity Biomechanics During Drop Landings written by Michael J. Gale and published by . This book was released on 2002 with total page 84 pages. Available in PDF, EPUB and Kindle. Book excerpt:

Book Influence of Ankle Taping and Spatting on Range of Motion  Perceived Stability  Perceived Comfort  and Performance in Male Varsity Football Athletes

Download or read book Influence of Ankle Taping and Spatting on Range of Motion Perceived Stability Perceived Comfort and Performance in Male Varsity Football Athletes written by Hilary Marie Cullen and published by . This book was released on 2013 with total page 48 pages. Available in PDF, EPUB and Kindle. Book excerpt:

Book The Effects of Ankle Taping on Dynamic Postural Control After Acute Ankle Sprains

Download or read book The Effects of Ankle Taping on Dynamic Postural Control After Acute Ankle Sprains written by Megan Brooke Haynes and published by . This book was released on 2010 with total page 144 pages. Available in PDF, EPUB and Kindle. Book excerpt:

Book The Effects of Ankle Taping on Static and Dynamic Balance

Download or read book The Effects of Ankle Taping on Static and Dynamic Balance written by Kerry Thompson and published by . This book was released on 1983 with total page 28 pages. Available in PDF, EPUB and Kindle. Book excerpt:

Book Positional Release Techniques E Book

Download or read book Positional Release Techniques E Book written by Leon Chaitow and published by Elsevier Health Sciences. This book was released on 2007-12-21 with total page 288 pages. Available in PDF, EPUB and Kindle. Book excerpt: The eBook version of this title gives you access to the complete book content electronically*. Evolve eBooks allows you to quickly search the entire book, make notes, add highlights, and study more efficiently. Buying other Evolve eBooks titles makes your learning experience even better: all of the eBooks will work together on your electronic "bookshelf", so that you can search across your entire library of Manual Therapy eBooks. *Please note that this version is the eBook only and does not include the printed textbook. Alternatively, you can buy the Text and Evolve eBooks Package (which gives you the printed book plus the eBook). Please scroll down to our Related Titles section to find this title. A comprehensive textbook covering all methods of spontaneous release by positioning. The background theory is explained and the techniques described in detail. The descriptions of the techniques are supplemented in the text by clear 2-colour line drawings and photographs and the DVD-ROM provides additional explanation through the use of video demonstrations with narrative by the author. Compares all major positional release methods, from strain/counterstrain to functional osteopathy Details step-by-step use of these manual methods Describes integrated use with other manual approaches, such as Muscle Energy Techniques Provides explanations of treatment of both muscle and joint problems Explains how the methods can be used to treat bedridden patients Emphasises safety and usefulness in both acute and chronic settings Three completely new contributed chapters: Sacro-occipital technique use of padded wedges for diagnosis and treatment; Overview of the McKenzie Method; and Application of positional techniques in the treatment of animals Text completely updated, with additional new videoclips included on DVD-ROM 56 new 2-colour line drawings and 27 new photographs

Book The Effects of Self adherent Taping on Peak Inversion Angle and Eversion Moment Upon Landing During a Maximal Vertical Jump and a Depth Drop

Download or read book The Effects of Self adherent Taping on Peak Inversion Angle and Eversion Moment Upon Landing During a Maximal Vertical Jump and a Depth Drop written by Christopher M. Gregoire and published by . This book was released on 2018 with total page 40 pages. Available in PDF, EPUB and Kindle. Book excerpt: Ankle injuries are the most common injury in physically active adults with roughly 15% to 30% of all physical activity injuries being ankle injuries. The purpose of this study is to evaluate the effectiveness of a self-adherent ankle taping in reducing peak ankle inversion angle and peak ankle eversion moment upon landing during a max vertical jump and depth drop compared to jumping without a prophylactic ankle stabilizer. Twelve volunteers participated in testing procedure on two separate days. Day one consisted of orientation while day two consisted of experimental data collection. The participant's peak inversion angle and eversion moment were measured using 3D motion capture software and force plates during landing from a maximal vertical jump and depth drop. In support of our hypothesis, peak ankle inversion angle during landing decreased 19% as a result of wearing self-adhesive tape when compared to adhesive tape (p= .002). Additionally, peak inversion angle upon landing from a depth drop was 20% less with self-adherent tape as compared to adhesive tape (p= .018). Despite the differences in peak inversion angles, the subjects experienced nearly identical peak ankle eversion moments during the landing phase of both a vertical jump as well as a depth drop both before and after exercise. In conclusion, self-adherent tape showed promise as an alternative to standard adhesive tape in restricting peak ankle inversion. When comparing self-adhesive tape to adhesive tape, the difference in peak inversion angle remains the only advantage of self-adherent tape found by this study.

Book Introduction to Aircraft Flight Mechanics

Download or read book Introduction to Aircraft Flight Mechanics written by Thomas R. Yechout and published by AIAA. This book was released on 2003 with total page 666 pages. Available in PDF, EPUB and Kindle. Book excerpt: Based on a 15-year successful approach to teaching aircraft flight mechanics at the US Air Force Academy, this text explains the concepts and derivations of equations for aircraft flight mechanics. It covers aircraft performance, static stability, aircraft dynamics stability and feedback control.

Book Sports Medicine of Baseball

    Book Details:
  • Author : David Altchek
  • Publisher : Lippincott Williams & Wilkins
  • Release : 2012-07-20
  • ISBN : 1605477443
  • Pages : 537 pages

Download or read book Sports Medicine of Baseball written by David Altchek and published by Lippincott Williams & Wilkins. This book was released on 2012-07-20 with total page 537 pages. Available in PDF, EPUB and Kindle. Book excerpt: "Sports Medicine of Baseball includes all-encompassing coverage of the evaluation and treatment of common problems encountered in baseball players at all levels of competition. A large portion of the book focuses on shoulder and elbow problems, given thehigh number of shoulder and elbow injuries that affect baseball players. The text will also cover lower extremity injuries, spine conditions, and common medical problems that may be encountered. Of special interest to athletic trainers, topics such as different training regimens for in-season versus off-season workouts and tailoring throwing programs for relievers and starters is given particular attention."--Provided by publisher.