It's got a needle, like a record needle, that goes back and forth over the surface, bumps up and down, and feels the height of the first surface.

The needle method has the advantage that the needle can be placed at the bottom of the flask to better flush out the atmosphere of the flask.

It is like looking for a needle in a haystack.

A magnetic needle is placed parallel with the copper strip.

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.

Aref Farris decided to use the word needle on a kid, and it freaked him out. Farris I told him how it is.

In practice, the language barrier impairs this safety valve.

At best, it is a safety valve for democracy rather than an engine of it.

A back pressure valve on the gas outlet to maintain a steady pressure in the vessel.

This may be able to provide higher tidal volumes than a Bag Valve Mask.

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

(iv) The number of turns required to initiate the roller arm fuze shall be matched to the intended target.

The typical Chinese navigational compass was in the form of a magnetic needle floating in a bowl of water.

The exhaust pressure is controlled by a regulating valve to suit the needs of the process steam pressure.

And he said, That's ridiculous. You can't make a needle by rubbing a lump of iron with a cloth.

The fastest version of the Mark III on the UK market was the 16 valve h model.

If either a bag valve mask or a mechanical ventilator is used with an oxygen supply, this rises to 99 oxygen.

Vibration of the diaphragm caused a needle to vibrate in the water, varying the electrical resistance in the circuit.

By providing a secondary demand valve the need to alternately breathe off the same mouthpiece when sharing air is eliminated.

The gas can be introduced through the side arm of the flask, or via a wide bore needle (attached to a gas line).

In fact, this guy drives a Mercedes Benz S600 V12 with a six liter engine with more than 400 horsepower.

Ghonim concludes Economy should be the priority for the revolutionaries, because it is the safety valve which will guarantee the continuation of the revolution and the cleansing of Egypt from corruption

During the day, the curtain wall reflects light, while at night it is illuminated with blue LED lights.

Such devices were universally used as compass until the invention of the box like compass with a 'dry' pivoting needle sometime around 1300.

Engine changes included a new 1.4 L 16v engine, alongside the staple 1.2 and 1.2 L 16v variants, and the introduction of two HGT versions, the 1.9 L MultiJet diesel engine and the 1.8 L 16v petrol engine, which could reach almost continued over from the pre facelift version.

In this test, a needle is inserted into the space at the very top of the vagina, behind the uterus and in front of the rectum.

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.

However, according to Kreutz there is only a single Chinese reference to a dry mounted needle (built into a pivoted wooden tortoise) which is dated to between 1150 and 1250, and claims that there is no clear indication that Chinese mariners ever used anything but the floating needle in a bowl until the 16th century.

Periodically, this drill, like a biopsy needle, plunges thousands of feet deep into the ice to extract a marrow of gases and isotopes for analysis.

Significance By observing the mercury in the column while releasing the air pressure with a control valve, one can read the values of the blood pressure in mm Hg.

This mechanism would also act as a filter in cases that are deemed unfounded and consequently do not merit consideration in the Committee.

The force on the compass needle did not direct it to or away from the current carrying wire, but acted at right angles to it.

Once the pool water has reached the required temperature, a diverter valve is used to return pool water directly to the pool without heating.

A lubber line , which can be a marking on the compass bowl or a small fixed needle, indicates the ship's heading on the compass card.

But we need a circuit breaker to escape from the business as usual approach that currently dominates the political agenda.

One first reads the scale that shows the angle subtended by the lid of the compass, and then depending on the colour shown (red or black) the end of the compass needle with the corresponding colour.

Bag valve mask (BVM) This is a simple device manually operated by the rescuer, which involves squeezing a bag to expel air into the patient.

Lehrer underwent a heart valve surgery in April 2008, and, while he recuperated, Ray Suarez anchored in his stead until his return on June 28, 2008.

They also self destruct within 15 seconds if the impact fuze does not detonate the bomblet, thus leaving fewer than 1 unexploded.

In thoracentesis, a needle is inserted through the back of the chest wall in the sixth, seventh, or eighth intercostal space on the midaxillary line, into the pleural space.

This typically involves the insertion, under local anaesthetic and ultrasound or CT guidance, of a core biopsy needle into the kidney to obtain a small sample of kidney tissue.

One of the reasons he chose to take this rather large video camera with him was because he didn t want the doctors and nurses thinking he was actually sick, and sticking something into him that he was going to regret later.

As he was setting up his materials, he noticed a compass needle deflected from magnetic north when the electric current from the battery he was using was switched on and off.

So the pieces are, not only the training of the lawyers, but us finding a way to systematically implement early access to counsel, because they are the safeguard in the system for people who are being tortured.

Whether to say needle or sleepy juice Dr. Sarah Aref and Farris Barakat help a Syrian boy at the temporary Syrian American Medical Society dental clinic on the Turkish Syrian border.