sport biomechanics

7/29/2019 Sport Biomechanics

http://slidepdf.com/reader/full/sport-biomechanics 1/6

Sport BiomechanicsSport Biomechanics



BiomechanicsBiomechanics The sport science field that applies theThe sport science field that applies the

laws of mechanics and physics tolaws of mechanics and physics toperformanceperformance

Involves the analysis of human movementInvolves the analysis of human movementand technique.and technique.

An understanding of performanceAn understanding of performancethrough modelling, simulation andthrough modelling, simulation andmeasurement.measurement.

Identify ways in which to get theIdentify ways in which to get thegreatest gain with the least amount ofgreatest gain with the least amount ofefforteffort

Identify areas of weakness, preventIdentify areas of weakness, preventinjury and increase efficiency of sportinjury and increase efficiency of sportspecific movements.specific movements.

Used to design kit and equipment leads toUsed to design kit and equipment leads toimproved performanceimproved performance



What Do Biomechanists Do?What Do Biomechanists Do?

The following are the some examples of the areas whereThe following are the some examples of the areas whereBiomechanics is applied to either support performers or solveBiomechanics is applied to either support performers or solveissues in sport or exercise:issues in sport or exercise:

The identification of the optimal technique for enhancing sportsThe identification of the optimal technique for enhancing sportsperformanceperformance

The analysis of body loading to determine the safest method forThe analysis of body loading to determine the safest method forperforming a particular sport or exercise taskperforming a particular sport or exercise task The assessment of muscular recruitment and loadingThe assessment of muscular recruitment and loading The analysis of sport and exercise equipment e.g., shoes,The analysis of sport and exercise equipment e.g., shoes,

surfaces and racquets.surfaces and racquets.Biomechanists are generally involved in attempting to eitherBiomechanists are generally involved in attempting to either

enhance performance or reduce the injury risk in the sport andenhance performance or reduce the injury risk in the sport andexercise tasks examined.exercise tasks examined.



Motion analysis – Motion analysis – uses a force plate and the centre of fouruses a force plate and the centre of fourcameras to help to analyse the movement to identifycameras to help to analyse the movement to identifyweaknesses.weaknesses.

Force Plates Force Plates - It measures the amount of force an athlete- It measures the amount of force an athletecan impart in a certain amount of time. The force platescan impart in a certain amount of time. The force platesare linked to a computer and can measure up to 500 timesare linked to a computer and can measure up to 500 timesa second.a second.

Power Gauges Power Gauges - Devices that measure power accurately.- Devices that measure power accurately.Commonly used in cycling. Measures force being applied toCommonly used in cycling. Measures force being applied topedals. Cyclists can predetermine their ideal powerpedals. Cyclists can predetermine their ideal poweroutputs.outputs.

Wind-tunnels, aerodynamics and water-dynamics - Wind-tunnels, aerodynamics and water-dynamics - AnalysisAnalysisallows fine analysis of performance. Small adjustments canallows fine analysis of performance. Small adjustments canmake a significant difference. Considers clothing, bodymake a significant difference. Considers clothing, body

position, design and shape of the equipment.position, design and shape of the equipment.



GPS Technology - GPS Technology - Satellite navigation system.Satellite navigation system.Increasingly important technology in sport. SupportsIncreasingly important technology in sport. Supportsnavigation in the wilderness, skiing, cycling, trekking.navigation in the wilderness, skiing, cycling, trekking.Identify distance, height, speed, stride, heart rate.Identify distance, height, speed, stride, heart rate.

Pedometry - Pedometry - A device that counts the distance youA device that counts the distance youwalk or run. It senses movement and counts steps.walk or run. It senses movement and counts steps.Requires calibration to your stride length. Can beRequires calibration to your stride length. Can beused to calculate calorific expenditure over a day,used to calculate calorific expenditure over a day,thus informing required input.thus informing required input.

Heart rate monitors - Heart rate monitors - Used by most elite performersUsed by most elite performersand many amateur performers. Most popular methodand many amateur performers. Most popular methodof measuring intensity of training over time.of measuring intensity of training over time.Immediate read out on wrist watch, can includeImmediate read out on wrist watch, can includereadout. Identify training levels.readout. Identify training levels.



Video and computer softwareVideo and computer softwareDartfish Dartfish Record and show delayed playback while another performerRecord and show delayed playback while another performer

is being recordedis being recorded Slow down performerSlow down performer Observe several performers on the same screen at theObserve several performers on the same screen at the

same timesame time

Synchronise the start of a move with multiple performersSynchronise the start of a move with multiple performersto compare timingsto compare timings Overlap and superimpose performersOverlap and superimpose performers Track imagesTrack images Convert the performer into a moving stick objectConvert the performer into a moving stick objectProzone Prozone Tracks the movement of a player throughout the gameTracks the movement of a player throughout the game

Sensors around the ground pick up information every 1/10Sensors around the ground pick up information every 1/10of a secondof a second Aerial replay of each game down to individual playersAerial replay of each game down to individual players Can prepare by analysis of oppositionCan prepare by analysis of opposition

http://whyfiles.org/019olympic/index.html

sport biomechanics

Documents