A Treatise on the pneumatic aspiration of morbid fluids

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Smith, Elder, 1873 - 394 ˹éÒ
 

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˹éÒ 394 - Directions for Use. — Adjust the aspirator as figured in the diagram, with the stop-cock B turned vertically, that is, open to the bottle ; close the stop-cock in the tube C, and form a vacuum by a few upward and downward movements of the piston of the exhausting syringe D. Insert one of the needles beyond the two eyes, attach tube F to it, turn the stop-cock B...

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