He stretched and flexed his knees to relax himself.

他伸屈使自己放松一下。

An exception, though, is damage to the anterior cruciate ligament (acl) of the knee.

不过，前交叉韧带(ACL)受损是一个例外。

John can't run anymore because his knee joint was injured in a race.

他的在某次赛跑中受伤因此不再跑步了。

This can be especially important for large-weight bearing joints like the hips and knees.

这对负重（如髋、）非常重要。

An FDA approved 70,000 wearable robotic device that powers Herrera's hip and knee motion.

FDA批准70000件可穿戴机器人装, 让赫莱拉的髋和运动。

How many athletic baby boomers need new hips and knees?

婴儿潮一代的运动员有多少需要髋， 换？

The biggest challenge in creating the robotic knee was how to coordinate between the body and the prosthetic.

制造机器人式假肢的最大挑战，在于如何让身体与假肢协调。

Surgery can repair damaged hip and knee joints, but spinal surgery is typically considered risky and is rarely performed.

外科手术可以修复损毁的骶髂和，但通常认为脊柱手术的风险很大，因此很少进行。

Sometimes, companies send people covered by their insurance to other countries for medical procedures like hip or knee replacements.

有时，公司会将有保险的人送到其他国家进行髋、换等手术。

Sun's robotic prosthetic knee earned him fame and won him the Red Dot Best of the Best award in 2020.

孙小军因机器人假肢声名鹊起，并以此斩获了 2020 德国红点最佳设计奖。

1968. Frank Gunston carries out the first successful full knee replacement.

1968，弗兰克·冈斯顿成功完成了首例全换手术。

So I guess I'm long knee replacement.

所以我猜我需要做换手术了。

An amputation of the right lower extremity at the knee.

右下肢在处截肢。

I don't believe there are any blinded trials of knee surgery.

我认为对手术没有任何盲法试验。

So here's the hip joint here's the knee joint, there's the heel joint.

所以这里是髋, 这里是, 那里是脚后跟。

Cause yeah, there are those clunky knee braces.

当然，那些笨重的护具确实存在。

Knee extension strength went up on average 174%.

伸展力量平均提升了174%。

So it's an MCL, which is probably what, around six to eight weeks, you mean?

所以是内侧副韧带损伤，大概需要六到八周的时间，你是这个意思吗？

I had some basic stuff done when I had my cystitis and knee surgery.

我在治疗膀胱炎和手术时做了一些基础检查。

And he asked whether or not Buzzy could let him get througha total knee replacement drug-free.

他问巴兹否让他在不使用药物的情况下完成全换手术。