This is called a cycle valve tube.

They're the next turn of this particular screw, which has been going on 20 years now.

OK, the gentleman on the left is saying, Screw you, I'm going to check my device.

Screw the paper towels. Let's go to a sponge.

It's called inertia. It's how we screw it up.

And this is how you make a valve.

This is actually a heart valve, which we engineered.

Does the color of the valve matter? What matters here?

Now that's a left ventricle pushing blood up through the aortic valve you can see two of the leaflets of the aortic valve working there up into the ascending aorta.

Even trips to the dentist require that you take antibiotics, in case you get an internal infection on the valve.

So that screw that you thought about beforehand can actually be used to screw a bone together a fractured bone together and deliver drugs at the same, while your bone is healing, for example.

And the way you engineer this heart valve is the same strategy.

This is actually a heart valve that we've engineered, and you can see here, we have the structure of the heart valve and we've seeded that with cells, and then we exercise it.

We need to employ someone to glue and to screw the sole of the feet.

I'm like, screw that. They're all in the pond and nobody's going into the pond.

It has a funny trilobal shape at the bottom, which contains the aortic valve.

Great and then I didn't hear from them for weeks, so I called, and I asked, What's going on with the heart valve?

So be really careful to try and avoid the screw ups that can undermine your brand.

So we said screw it, we'll just start our own company, which we did three years ago.

They didn't intend to screw up Asia, but they did because of the way that the protocols work.

And you'd run a long cord into the house where you could screw it into your light socket.

And the fact that pig heart valves have lots of these on them is the reason that you can't transplant a pig heart valve into a person easily.

Some people actually come back and say, Oh, you want to screw me. Let me show you what I can do.

People bring their own cooker, he attaches a valve and a steam pipe, and now he gives you espresso coffee.

Squeeze top bottles were next worse with 162,000 CFU sq cm, and screw top containers hosted just under 160,000 CFU sq cm.

And he and the Chief Justice, they trip over each other, they get their words wrong and they screw the thing up.

We take the scaffold, we seed it with cells, and you can now see here, the valve leaflets opening and closing.

Its unique cool flow valve can efficiently discharge hot and damp exhaled breath from inside the respirator, allowing easier breathing for users.

Likewise, if you have the artificial valve option, you're committed to antibiotic therapy whenever you have any intrusive medical treatment at all.

It's going to be hard. I say we give it a shot anyway because we've just come too far to screw it up now.

So, the most beautiful thing I found at least what I think is the most beautiful in the book, is this heart valve.

So this is actually a Dutch company, so I called them up, and I asked, Can I borrow a heart valve from you?

Augustine understood that our capacity to screw up, it's not some kind of embarrassing defect in the human system, something we can eradicate or overcome.

He turned the wrong valve when he filled his cylinder he had 80 percent oxygen in his tank when he should have had 40.

The low tech bit is that it's literally a pig's heart valve mounted in the high tech bit, which is a memory metal casing.

The website Treadmill Reviews commissioned EmLab P K to test 12 water bottles of four different types screw top, slide top, squeeze top, and straw top.

So you see the leaflets opening and closing of this heart valve that's currently being used experimentally to try to get it to further studies.

The fire disaster happened at about 10 00am and was put out at about 10 30am. It is the snifting valve inside that triggered the fire.

And they said, Well the director of the company decided not to let you borrow this heart valve, because want his product to be associated with pigs.

Screw you. Go to the back of the line and someone else will do it, and then when you figure out that this works, you can join as well.

And some of these models so you take a bit of this cycle valve tube, you can put two matchsticks inside this, and you make a flexible joint.

And once it's in the right spot, they remove the outer shell, and the heart valve, well, it gets this shape and at that moment it starts beating, instantly.

And so B.C. in Barcelona and B cycle and Boris Bikes in London no one has had to repeat the version 1.0 screw ups and expensive learning exercises that happened in Paris.

But what I want to get to, the next frontier, very quickly, and why the stethoscope is on its way out, is because we can transcend listening to the valve sounds, and the breath sounds, because now, introduced by G.E. is a handheld ultra sound.

Should they come forward, that would be a tricky situation for us, but we're presumably acting in such a way that people feel morally compelled to continue our mission, not to screw it up.