 中英双字幕版视频(选中以下链接,搜索之后即可查看) https://www.bilibili.com/video/BV1ZS4y1F7QT/ 机器翻译字幕，仅供参考： a mallet finger is a condition that 槌状指 results in a drooping fingertip it 是一种导致指尖下垂的情况 它 occurs because of an injury to the 是由于伸肌腱受伤而发生的 extensor tendon where it attaches to the ，它附着在 distal phalanx the bone at the tip of 远端指骨 the finger the end of the extensor 上 手指尖的骨头 手指伸 tendon of the finger attaches to the 肌腱的末端附着在 back side of the base of the distal 背部 远端指骨基部的一侧， phalanx as muscles in the hand and 因为手和 forearm contract they pull on the 前臂的肌肉收缩，它们拉动 extensor tendon and extend the finger 伸肌腱并伸展指尖， tip if the tendon is detached from the 如果肌腱与 distal phalanx there is nothing to pull 远端指骨分离，则没有任何东西可以 back on the bone and extend the 拉回骨骼并伸展 fingertip and so the finger droops 指尖和 所以手指下垂 Mallett fingers are often the result of 槌状手指通常是 a blow to the fingertip that ruptures 指尖受到打击的结果，导致 the tendon from its attachment the 肌腱从附着处断裂 这种 condition is sometimes called baseball 情况有时被称为棒球 finger because it can occur when a 手指，因为它可能在 baseball jams the finger mallet fingers 棒球卡住时发生 手指也可能出现槌状手指， can also occur because there's a big 因为肌腱很大 tendon laceration for example a knife may slice across the 例如撕裂伤，当远端指骨底部发生骨折时，刀可能会切开 extensor tendon and sever it when a 伸肌腱并将其切断。 fracture occurs at the base of the distal phalanx where it attaches to the o extensor tendon it is known as a bony 伸肌腱 它被称为骨 mallet finger the tendon is able to pull 槌状指 肌腱 only on the broken fragment and the 只能拉动断裂的碎片并且 fingertip droops treatment for mallet 指尖下垂 槌状 fingers is usually non-surgical the 手指的治疗通常是非手术的 将 finger is placed into an extension 手指放入伸展 splint or a stack splint which halts the 夹板或堆叠夹板中停止 fingertip and extension for six to eight 指尖和延长 6 到 8 weeks 周 this allows the tendon to heal back to its attachment site if the injury is the 如果损伤 result of a laceration the tendon must 是撕裂伤的结果，这可以让肌腱愈合到其附着部位 肌腱必须 be repaired with stitches bony mallet 用缝线修复 骨槌状 fingers can also be treated without 手指也可以不 surgery if they involve only a small 手术治疗，如果它们只涉及 fragment of bone if the fragment is too 如果碎片太大，会出现小块骨头 large many orthopedic surgeons recommend 许多整形外科医生建议进行 surgical fixation this is usually done 手术固定，这通常是 with a pin 用大头针完成的
|
|
|
