By: 米利夫
In 1900s the new corrosion–resistant material for implants was introduced in surgery – stainless steel (SS). In the beginning, SS 18–8 alloy was unsuccessfully prone to corrosion. Finally, SS 316 alloy managed to decrease the corrosion rate due to reduced carbon content. Th e development of technologies and engineering was continued. New metal – titanium […]
Read moreBy: 米利夫
什么是成骨不全症 (嘿)? 成骨不全症 (嘿) 是一种导致骨折的遗传性疾病 (休息) 容易地, 通常没有明显原因或轻微伤害. 成骨不全症也称为脆骨病, 症状的范围可以从轻微(只有少数骨折)到严重(有许多医疗并发症). Telescopic […]
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