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1、ChinaStryker大直徑球頭系統(tǒng)產(chǎn)品介紹大直徑球頭系統(tǒng)產(chǎn)品介紹史賽克史賽克(北京北京)醫(yī)療器械有限公司醫(yī)療器械有限公司人工關(guān)節(jié)市場部人工關(guān)節(jié)市場部 Kelvin LinChinaChinaLow Friction Ion TreatmentChinaChinaBiolox Delta HeadChinaAluminaAlumina matrix matrix82 82 vol%vol%Chromium OxideChromium OxidePhase StabilizationHardness0,5 0,5 vol %vol %SrAlSrAl12-x12-xCrCrx xO O1919

2、Platelet CrystalsCrack shielding0,5 0,5 vol%vol%Zirconia NanoparticlesZirconia NanoparticlesStress Induced TransformationCrack Tip Compression17 17 vol%vol%ChinaBiolox Delta的增韌機制的增韌機制ChinaChinaChinaThin Poly28mm44mmChinaMachine ComponentNon-Radiation Sterilize (GP)Irradiate UHMWPE(30 kGy)+Anneal Hea

3、t Treat (130C)Irradiate UHMWPE(30 kGy)+Anneal Heat Treat (130C) Irradiate UHMWPE(30 kGy)+Anneal Heat Treat (130C) X3Total Dose:90 kGyChina“再熔再熔”后的晶體結(jié)構(gòu)后的晶體結(jié)構(gòu)“退火退火”后的晶體結(jié)構(gòu)后的晶體結(jié)構(gòu)China與普通超高分子量聚乙烯材料相比，經(jīng)過低劑量輻照與普通超高分子量聚乙烯材料相比，經(jīng)過低劑量輻照+退火技術(shù)處理的退火技術(shù)處理的X3材材料的晶體結(jié)構(gòu)、結(jié)晶度和機械強度未受影響料的晶體結(jié)構(gòu)、結(jié)晶度和機械強度未受影響ChinaChina97%* Str

4、yker Claims for X3 Polyethylene, 5Essner, A. et al., 47th Annual meeting, ORS, San Francisco, Feb. 25-28, 2001: 1007.Essner, A. et al., 44th Annual Meeting, ORS, New Orleans, Mar. 16-19, 1998: 774.Wang, A, et al., Tribology International, Vol. 31, No. 1-3: 17-33, 1998.* Stryker Claims for X3 Polyeth

5、ylene, 6Scott, M, et. Al., Transactions of the 6th World Biomaterials Congress (SFB), Minneapolis, 2000: 177.ChinaChinaChinaX3與競爭對手相比具有更好的機械強度X3的機械強度不隨材料老化而衰減ChinaTrident PSL型臼杯型臼杯Trident Hemispherical型臼杯型臼杯Trident Multi-hole型臼杯型臼杯China不同品牌臼杯與內(nèi)襯之不同品牌臼杯與內(nèi)襯之間的微動情況比較間的微動情況比較雙重鎖定機制雙重鎖定機制ChinaChina*U.S. Patent 6,475,243ChinaOne piece design Ti sleeve increases strength of alumina by 50%ChinaGAPContact Point臼襯邊緣的防旋機制Trident陶瓷襯鈦袖上的鎖定機制普通陶瓷襯安裝時易發(fā)生傾斜Trident高形合度的陶瓷襯安裝時不易發(fā)生傾斜ChinaChinaChinaChinaWelcome to Stryker China!Q & A部分資料從網(wǎng)絡(luò)收集整理而來，供大家參考，感謝您的關(guān)注！