它毕竟是一个简单的球窝关节;它有一定的载荷;它在有限的生命中需要可靠性;它必须包含适合工作环境的材料。
It is after all a simple ball and socket joint; it has certain loads imposed on it; it needs reliability over a defined life; it must contain materials suitable for the working environment.
球窝关节—在肩膊容许三平面的运动。
Ball and socket joint at shoulder allows movement in 3 planes.
在髋关节病变的“球窝”变成不规则,粗拙,变形,导致疼痛和关节活动范围减小(图1)。
In the diseased hip, the "ball and socket" become irregular, rough, and deformed, causing pain and decreased range of motion (Figure 1).
正常的髋关节是一个紧密参加“球窝”联合(图1)。
The normal hip is a tightly joined "ball and socket" joint (Figure 1).
正常的髋关节是一个紧密参加“球窝”联合(图1)。
The normal hip is a tightly joined "ball and socket" joint (Figure 1).
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