为了防止锤状指和肌腱或神经损伤，在运动或高风险活动期间，请使用手套或护指等防护装备来保护手指免受创伤。练习适当的技巧来减少冲击，尤其是在球类运动或体力劳动中。 A healthcare Experienced will look at the finger, assessing the droop and number of movement, and looking for indications of injury. The tenderness, swelling, and appearance of your finger might also help recognize the ailment. ... https://www.theorthopaedicandpainpractice.com/why-cant-i-straighten-the-tip-of-my-finger/