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A kymograph consists of a revolving drum wrapped in paper on which a stylus draws to record measured changes of phenomena such as motion or pressure. [1] [2] The kymograph was initially a mechanical and hydraulic device, invented by German physiologist Carl Ludwig in the 1840s, and found its first use as a means to monitor blood pressure. The ...
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1866 Henry Hyde Salter (1823-1871) added a kymograph to the spirometer in order to record time while obtaining air volumes. 1879 Gad J. published a paper entitled "Pneumatograph" that described a machine that allowed the recording of lung volume changes.
A flexure is a flexible element (or combination of elements) engineered to be compliant in specific degrees of freedom. [1] Flexures are a design feature used by design engineers (usually mechanical engineers ) for providing adjustment or compliance in a design.
[1] [2] from the University Medical Center Groningen, The Netherlands in 2007. The term "Depth-Kymography" is included in the current medical terminology. Human vocal folds vibrate in a very complex manner. During phonation vocal folds move in both horizontal and vertical directions. The imaging of vocal fold vibrations is achieved by inserting ...
Petrik Géza: Jegyzéke az 1860–1875. években megjelent magyar könyvek- és folyóiratoknak, Budapest, 1888–1892; Kiszlingstein Sándor: Magyar könyvészet 1876–1885, Budapest, 1890; Petrik Géza: Magyar Könyvészet 1886–1900. I–II.
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