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2. Suction (medicine) - Wikipedia

   en.wikipedia.org/wiki/Suction_(medicine)

   The portable suction unit of an ambulance A dental vacuum system for central suction. In medicine, devices are sometimes necessary to create suction. Suction may be used to clear the airway of blood, saliva, vomit, or other secretions so that a patient may breathe. Suctioning can prevent pulmonary aspiration, which can lead to lung infections.

3. Vacuum pump - Wikipedia

   en.wikipedia.org/wiki/Vacuum_pump

   The Roots blower is one example of a vacuum pump. A vacuum pump is a type of pump device that draws gas particles from a sealed volume in order to leave behind a partial vacuum. The first vacuum pump was invented in 1650 by Otto von Guericke, and was preceded by the suction pump, which dates to antiquity. [1]

4. Aspirator (medicine) - Wikipedia

   en.wikipedia.org/wiki/Aspirator_(medicine)

   They can be used during surgical procedures but an operating theater is generally equipped with a central system of vacuum tubes. [1] Most aspirators are therefore portable, for use in ambulances and nursing homes, and can run on AC or battery power. They consist of a vacuum pump, a vacuum regulator and gauge, a collection canister, and ...

5. Vacuum ejector - Wikipedia

   en.wikipedia.org/wiki/Vacuum_Ejector

   A vacuum ejector, or simply ejector, or aspirator, is a type of vacuum pump, which produces vacuum by means of the Venturi effect.. In an ejector, a working fluid (liquid or gaseous) flows through a jet nozzle into a tube that first narrows and then expands in cross-sectional area.

6. Dürr Dental - Wikipedia

   en.wikipedia.org/wiki/Dürr_Dental

   Dürr Dental is a German company in ... the first mobile suction pump came onto the market. ... the laboratory business was established in 1972 due to the development ...

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