VoL.21 No.1 顾正秋等：人工软骨材料摩擦学特性 ·39· 参考文献 Joints.The Journal of Bone and Joint Surgery,1962, 44B(3):662 1 Dowson D.Disher J.Design Considerations for Cush- 5 Unsworth A,Dowson D.Wright V.Transactions of ion Form Bearings in Artificial Hip Joints.Proc ASME.Journal of Lubrication Technogy,1975,7:369 Instn Mech Engrs,1991,205H,59 6 John H D.Tribology of Natural and Artificial Joints. 2 Auger D O,Medley J B,Fisher J,Dowson D A. Elsevier,1981.52 Preliminary Investigation of the Cushion Bearing 7 Hutchings I M.Tribology:Friction and Wear of Engi- Concept for Joint Replacement Implants.In:Proc neering Materials.London:Edward Arnold,1992.65 16th Leeds-Lyon Symposium on Tribology,1990.251 8 Unsworth A,White E F T,White G.Frictional Proper- 3 Toshimtsu Yokobori,Takashi Kawaharada,Shigeru ties of Artificial Hip Joints.Engineering in Medicine, Sasaki.Mechanical Test Method on the Estimation of 1988,17,101 the Lubricant Performance by Hyaluronic Acid.Bio- 9 Unsworth A.Tribology of Human and Artificial Joints. Medical Materials and Engineering,1995,5,117 4 Barett C H,Cobbold A F.Lubrication Within Living Proc Instn Mech Engr,1991,205H:163 Tribological Behaviour of Materials of Artificial Articular Cartilage Gu Zhengqiu,Zhang Xianghong,Xiao Jiumei, Materials Science and Engineering School,UST Beijing.Beijing 100083.China ABSTRACT In order to improve the lubricating behaviour of artificial joints,an overall new constructional design should be adopted.The materials with low elastic modulus and good lubricating behaviour,i.e.the elastomeric polymer,were developed.An oscillatoutype tribometer developed by ourselves was used to determine the frictional factor and to differentiate the lubricating mode for three kinds of bio-compatible polymer (i.e.silicone rubber,polyurethane and polyvinylalcohol hydro- gel).The experimental results showed that the lubricating regime for the lubricated sliding pairs of sili cone rubber/316L stainless steel and polyurethane /316L stainless steel are boundary lubrication, and the lubricating regime for the lubricated sliding pair of polyvinylalcohol hydrogel/316L stain- less steel is mixed lubrication. KEY WORDS artificial articular cartilage;frictional factor;lubricating regimeV O LZ I N O 一 l 顾正 秋等 : 人工软骨材料摩擦学特性 3 9 参 考 文 献 1 D o w s o n D . D i s h er J . D e s ign C o n s id e ’aIt i o n s fo r C u s h - i o n F o mr B e ar m g s in A rt i if e i a l H IP J o i n t s . P or e ih s in M e e h E n g sr , 1 99 1 , 2 0 5 H , 5 9 2 A u g er D O , M e d l e y J B , Fi s h er J , D o w s o n D A · P er l lm l n 扣) 功v e s tig at i o n o f ht e C u s h i o n B e iar n g C o n e etP fo r J o int eR P lac e m e in l m Plan t s . In : Por e 1 6 t h L e e ds 一 L y o n S y m P o s i u m o n T ir b o l o gy , 1 9 9 0 . 2 5 1 3 T o s h i m t s u Y o k o b o ir , T ak a s hi K a w al aJ 洛d a , S h ig e ur S a s ak i . M e e h , n i e a l T e st M e ht o d o n ht e E s ti m a t i o n o f ht e L u b ir e a n t P e ir 沁 marn e e b y H y a l uor n i e A e id . B i-o M e id c a l M at ier al s a n d E n g in e e irn g , 199 5 , 5 , 1 1 7 4 B 田习 e t C H , C o b b o dl A F . uL b ir e at i o n Wiht in L i v in g J o i n st . T h e J o ’nUr a l o f B o n e an d J o i n t S u gr e yr , 19 6 2 , 4 4B (3 ) : 66 2 5 U n s w o hrt A , D o w s o n D , Wir gh t V . T ar n s ac ti o n s o f A S M E . J o urn a l o f L u b ir e at i o n T e e hn o gy , 19 7 5 , 7 : 3 6 9 6 J o hn H D . T ir b o l o g y o f N a t u r a l an d A rt i if e i a l J o iin s . E l s e v i e f , 19 8 1 . 5 2 7 H u ct hi n g s 1 M . T ir b o l o gy : F ir e ti o n an d W e ar o f E n g i - n e e inr g M at e ir a l s . L o n d o n : E dw a r d A m o ld , 19 9 2 . 6 5 8 U n s w o hrt A , Wh i t e E F T , W h i t e G . Fir e t i o n a l P or Pe r - t i e s o f A ir iif e i a l H IP J o in t s . E n g in e e ir n g in M e d i e in e , 1 9 8 8 , 17 , 1 0 1 9 U n s w o hrt A . T ir b o l o g y o f H u m an an d A rt iif e i a l j o in t s . Por e nI s at M e e h E n gr , 1 9 9 1 , 2 0 5H : 16 3 T ibr o l o g i e a l B e h a v i o u r o f M a t e ir a l s o f A rt iif e i a l A rt i e u l a r C art il a g e G u hZ e n gq iu , hZ a n g iX a n沙 o n g , 不 。 0 iJ u m e i , S c i e cn o an d E n g i n e ier n g S c h o o l , U S T B e ij i n g , B e ij i n g 1 00 0 8 3 . C h i n a A B S T R A C T 址 o dr e r ot 面Por v e ht e l u b ir e at i n g b e h a v i o ur o f art iif e i a l j o i n t s , an o v e r a ll n e w e o n s trU e it o n a l d e s ign s h o u ld b e ad o Pt e d . Th e m at e ir a l s w iht l o w e las t i e m o d u l u s an d g o o d in bir e at in g b e h a v i o ur , 1 . e . ht e e l as ot m e ir e P o ly m e r , w e r e d e v e l o P e d . An o s e ill aot u yt P e itr b o m e t e r d e v e l o P e d b y o ur s e l v e s w as u s e d ot d e t e mr in e ht e 衍e ti o n a l af c to r an d t o d i fe r e n t i a t e th e l u b ir e a t i n g m o d e fo r htr e e k i n ds o f b i o 一 e o m Piat b l e Po l y m e r ( 1 . e . s ili e o n e ur b b e r , P o lyU er ht an e an d P o ly v i n y l a l c o h o l h y d or - g e l) . T h e e x Pe ir m e ant l er s u lt s s h o w e d ht at ht e l u bir e a t i n g er g im e fo r ht e l u b ir e at e d s li d i n g P a ir s o f 5 111 e o n e ur b b e r / 3 1 6 L s at in l e s s s t e e l an d P o lyU r e ht an e / 3 16 L s at i n l e s s s t e e l aer b o u n d a yr in b ir e at i o n , an d ht e l u b ir c a t i n g er g ha e fo r ht e l u b ir e at e d s lid i n g Pa ir o f Po l y v i n y l a l e o h o l h y d or g e l / 3 1 6 L s at in - l e s s s t e e l i s m议e d 】u b ir e at i o n . K E Y W O R D S a rt iif e i a l art i e u l ar e art il a g e ; 示e t i o n a l af e t o r ; l u b ir e at i n g r e g im e