生体と対話する人工関節システム

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kbe

ArtificialJointSystemlnteracting.vthOrganism

,igg.

kpswwc

esim...,,..

utfiTo

de$ign

the

conveRtional artificial

joint

system,

the

factoF

component of organism

becom

es a con-strained condition and we need teeva)uate whether

the

implant

materia)

is

satlsfiedwith

ii.

In

contrast,

in

oursystem, as

the

implant

material

is

interacted

withorgan[sm and external

devices,

the

constrained condilion such as surrounding environment can

be

eased.

Therefore,

oursystem

ls

an

integrated

$ystem using

the

combinfitioR Dforgani$m and artificial object.

Conventional

Eval

y

Eval

en

Present

D

PROJECT

MEMBER

Yutake

KAMEYAMA

Kimtuaka

INABA

Osamu

HATANO

TokuhiroMOruYA

Takeo

KATO

Kotaro

SUGA

Masate

INOUE

Prof,

_Makcto

_waTAtsUkBE

ProE

Yoshiyuki

MATSUOKA

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specialissueefjapanesesoc/etytorthescienceotdesign vol.15-4 no.60 2008

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Japanese Society for the Science of Design

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JapaneseSocietyforthe Science ofDesign

t

solves

these

organi$m.

-eeSupport

Tights

ergl"6m

-t/t

e

'

sEilill'

Dynamic

lnteractien

with

Muscle

Work

Support

tights

for

reeovering the athletic ability and reducing the

Iimlt

of motion efpeople efter an operation

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Human Motiom

evering

the

athleti'c'ability

duclng

the

limit

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metion of

_people

a.ftei'an operatlon.

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tt

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such as wear,.dislocat]on etc,

We

propo$ed

the

system which selved

prob]ems

by

maintenance

from

the

outside.

Component

ofariificialsynoviafi

fiuid

HyaEuFonicacid

ProteinSugaF

ic

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of

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oil

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tt

ts

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with

Lubrlcation

Work

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specialissueetjapanesesocietyterthescienceofdesign vol.15-4 na.6D 200BNII-Electronic

Mbra

55

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Japanese

56

Societyfor theScience ofDesign

gil'en'$.td'miFgrmopY.,,fi..l,,t/.tg../,gE..,m....f.rgentForm-Generation

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Process

egeeff

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Examplers

I

ggeg

SystemOtganlst"

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with

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Bone

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f

tf

gi

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of

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rel/.'/.

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toward

the

hoie

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The

results show

that

nonconventional stems are obtained

by

the

_proposed

system, spinous stems, etc.

emuitiplestems,

>

t

_wa..It

x,,,

v.

,

perforatedstems,

7'ifif:.#assfiffe spec/alissueofjapanesesocietyferthesc/enceofdesign vol.15-4ne.60 200S

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Japanese Society for the Science of Design

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JapaneseSocietyforthe Science ofDesign

Fine

Particle

Bombardment;

FPB

Treatment

ti

Shetdiameter

A

_dio.Ori

--O.2mm

Li

e.,

$hooting

speed

11

e

_bl

A

leo

--2oomts

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The

FPB

treatment

,

(i

egen,sm

'

/ttt

e

5X""

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lnteraction

with

Bone

Growth

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...

.ww.

.

'

Creation

ofmicro

-texture

on

the

su

rface

W

.

Acceleration

ofos$eobla$t attachment

w..

Better

integration

with

bone

FPBtreatment

.b

>

.>

in

which various

particles

were

bombarded

on

the

materlal surface, can create various micro

texture

on

the

surface.

･ttE.:s.e･.･:･1,g･vei';.!.･Ee:

Variat

ion

of

_peak

intervals

Change

of shot materials

eq

av

"

ig

Change

of

particjediameter

ParameterTreatmentcondition

,wy

=

_Evaluation

ofcejlattachment

･

Eva[uatlon

_of

biocempatibility

Variation

ef

keight

between

peaks

and

valleys

Different

texture

created

by

the

diffetent

treatment

condition

induees

change ofcellresponce and electrechemical

propertie$

on

the

$utface etc,

]t

i$

nece$$ary

to

estimate

the$e

_propertie$

to

_propo$e

optimized

treatment

conditiDn

to

create

proper

texture.

T-fffy#mxnyke specialissueofjapanesesocietyforthescienceofdesLgn vol.15-4 no.60 200S NII-Electronic Mbra