May

A Study of the Sports Shoes' insole Structures

that Affect Decreasing Ground Reaction Force on Foot of Flat Foot Pattern

Wanwipa Thongsongchan Wanlaya HomsuwanSunsri ShanokprasitMahidol Wittayanusorn School, Thailand

Method

Method I : Analysis of foot pattern and specific selection

Method II: Running on Force Platform

Method III : Analysis of data

A Study of the Sports Shoes' insole Structures that Affect Decreasing Ground Reaction Force on Foot of Flat Foot

Pattern

Method I : Analysis of foot pattern and specific selection

Group persons into normal foot and flat foot by using Foot Scan program

Specifically select

5 persons of normal foot5 persons of flat foot


Pattern

Method II : Running on Force Platform

4.5 meters

Track Force Platform

Video Camera

Time Sensor

start finish


Pattern

Weigh subjects on force platform

Run Testing on Track

Run on Force Platform with the velocity 3.5 m/s ± 5 % , 3 times

Shoes 2 Shoes 3Bare foot Shoes 1


Pattern


Shoes 2 Shoes 3Shoes 1


Pattern



Pattern


Method III : Analysis of data

Choose the suitable data

Analyze data


Pattern

Shown the comparision between the ratio of ground reaction force/weight classified by shoe patterns from normal foot sampled group

2.640

2.538

2.486

2.560

2.300

2.400

2.500

2.600

2.700

Normal foot

ratio

of groun

d reactio

n for

ce/weig

ht (t

imes)

Barefoot

Shoes 1

Shoes 2

Shoes 3

Results


Pattern

Shown the comparision between the ratio of ground reaction force/weight classified by shoe patterns from flat foot

sampled group

2.907

2.921

2.894

2.894

2.870

2.880

2.890

2.900

2.910

2.920

2.930

Flat foot

ratio

of groun

d reactio

n for

ce/weig

ht (t

imes) Barefoot

Shoes 1

Shoes 2

Shoes 3


Pattern

Results

May

Health & Medicine

Transcript of May