Moreover, the differential diagnosis has steadily improved, owing to the more general use of the laryngoscope and the introduction of recent methods of examination.
If the upper parts of the larynx be swollen, if there be any stenosis such as follows ulceration, or if the patient be intolerant, the air-passages cannot be thoroughly examined with the laryngoscope alone.
When first inserting the laryngoscope to find the epiglottis, great care should be taken not to insert too deeply lest the epiglottis be overridden and thus hidden.
The operator now grasps the bronchoscope, his eye is transferred from the laryngoscope to the bronchoscope, and the bronchoscope is advanced and so directed that a good view of the glottis is obtained.
As mentioned above the anterior commissure laryngoscope and the esophageal specula make very efficient pleuroscopes; but three different forms of pleuroscopes have been devised by the author for pleuroscopy.
The instruments have a removable slide on the top of the tubular portion of the speculum to allow the removal of the laryngoscope after the insertion of the bronchoscope through it.
The spatular end of the laryngoscope is introduced in the right side of the patient's mouth, along the right side of the anterior two-thirds of the tongue.
With the introduction of the direct laryngoscope it is found that the larynx is funnel shaped, and that the adult cords are situated about 3 cm.
In following down with the laryngoscope the speculum is prone to enter the hypopharynx.
When the bronchoscope has been inserted to about the second or third tracheal ring, the heavy laryngoscope is removed by rotating the handle to the left, removing the slide, and withdrawing the instrument.
A portion or the whole of the epiglottis may be easily and quickly removed with these forceps, the laryngoscope introduced along the dorsum of the tongue into the glossoepiglottic recess, bringing the whole epiglottis into view.
This is readily accomplished by direct laryngoscopy under local anesthesia, using the regular laryngoscope or the anterior commissure laryngoscope.
If the patient would relax to limpness exposure of the larynx would be easily obtained, simply by lifting the head with the lip of the laryngoscope passed below the tip of the epiglottis (as in Fig.
If the beginner cannot start the tube into the pyriform sinus in an adult, it is a good plan to expose the arytenoid eminence with the laryngoscope and then to insert the 7 mm.
The spatular end of the laryngoscope should now be tipped back toward the posterior wall of the pharynx, passed posterior to the epiglottis, and advanced about 1 cm.
When the laryngoscope became a speciality, a young lady who for two whole years had lost all power of articulation was brought up to London by her mother for advice and treatment.
As to the subsequent use of the laryngoscope in another sphere of investigation, and the far-reaching results which are due to it, it was nearly two years before the possibility of making practical use was seen.
Dr Botella said that before the discovery of the laryngoscope the sense of touch was the only means of knowing of the existence of tumorous growths in the larynx.
Then, like a flash, he seemed to see the two mirrors of the laryngoscope in their respective positions as though actually before his eyes.
Subtract the laryngoscopefrom medicine, and what a gap is left in modern methods of diagnosis and treatment!
The laryngoscopewas illumined by a concave mirror fastened to the forehead of the observer.
Though Czermak took up the laryngoscope and added to its general feasibility by the introduction of artificial light, it still had many obstacles to overcome, but in this it only shared the common fate of all innovations.
As far as Garcia was concerned, the laryngoscope ceased to be of any special use as soon as his first investigations were concluded.
This transition period lasted, roughly speaking, till the invention of the laryngoscope in 1855.
One important consequence of the invention of the laryngoscope was the turning of attention away from the sensations of vibration in the chest and head.
Interest in the mechanics of the voice continued to be almost entirely academic until the invention of the laryngoscope in 1855.
For a few years following the invention of the laryngoscope (1855), vocal theorists ceased their disputes about the registers, and awaited the definite results of this new mode of observation.
Under the conditions necessary for examination with the laryngoscope it is impossible for the singer to produce any but soft tones in the head quality of voice.
Did the invention of the laryngoscope add anything of value to the voice teacher's equipment?
He has seen a vocal organ in the act of producing tone under trying conditions, for one under the conditions necessary to the use of the laryngoscope is not at all likely to reach his own standard of tone production.
The laryngoscope showed complete paralysis of the vocal cords, which were in extreme abduction (it was possible to see several tracheal rings).
The laryngoscope showed almost complete immobility of the two vocal cords, which lay in the cadaveric position, as in paralysis of the recurrent nerves.
McKinley: "As far as Garcia was concerned, the laryngoscope ceased to be of any special use as soon as his first investigations were concluded.
Still, as before said, the laryngoscope does not reveal all the secrets of voice-production.
I have examined with the laryngoscope many ladies who had the habit of singing the chest-tones too high, and, without exception, I have found their throats in a more or less diseased condition.
The Laryngoscope in its simplest form is a thin circular mirror, about three-quarters of an inch in diameter, set in a metal frame, and fastened at an angle of 120 deg.
Larynx, Section viewed from behind 51 Sketch ofLaryngoscope designed by Dr.
It is easily demonstrable by the laryngoscope that the forced and strained action of the vocal ligaments, and of other laryngeal and throatal muscular action, exercises an injurious influence upon the voice.
When, in using the laryngoscope upon myself, I slowly sang the ascending scale, this movement of the vocal ligaments and pyramids was repeated at every tone.
The evidence furnished on this point by thelaryngoscope is, in my opinion, not sufficient, because the alterations in the vocal ligaments are so exceedingly minute as to be capable of being differently interpreted by different observers.
Our next business will be to ascertain how these registers are divided among various voices, and the result as revealed by the laryngoscope is rather startling.
Mr. Lunn objects that all investigations with the laryngoscope are valueless on account of the supposed necessity of holding the tip of the protruding tongue.
Let them go to a physician and have the doctor show them by means of a laryngoscope just how tender and delicate their vocal organs are.
In the centre of the bright side of the laryngoscope a small electric lamp was fitted.
I attached the mirror of a laryngoscope to my forehead in such a manner as to enable it to throw a strong reflection into one of my eyes.
Those who have had their throats examined with the laryngoscope will recall that the operator wears a reflector over his right eye.
The laryngoscope should not, in fact, leave the hands of the physician.
By discovering with the aid of the laryngoscope the physiological defect and removing it, body, and, with it, mind and voice are restored to their proper condition.
The study of the larynx was made possible by the invention of the laryngoscope in 1855 by Manuel Garcia, a celebrated singing-master.
The chink of the glottis or the opening between the vocal cords as seen in the mirror of the laryngoscope varies in size.
The discovery of the laryngoscope by Garcia enabled him by its means to see the vocal cords in action and how the reed portion of the vocal instrument works (vide fig.
The laryngoscope consists of a concave mirror which is fixed on the forehead with a band in such a way that the right eye looks through the hole in the middle.
Now what does the laryngoscope teach regarding the change occurring in the vocal cords during the singing of the two to two and a half octaves?
Description of the laryngoscope and its mode of use.
When, in using thelaryngoscope upon myself, I slowly sang the ascending scale, this movement of the vocal chords and arytenoid cartilages was repeated at every tone.
He undertook to apply the laryngoscope (previously invented by the Englishman, Liston) to the larynx in the act of singing.
In using the laryngoscope while the breath is quietly drawn, I saw, as Garcia did, the whole larynx wide open, so that one could easily introduce a finger into it, and the rings of the trachea were plainly visible.
The use of the laryngoscope requires in the observer a certain adroitness and long-continued practice--almost more in the observer than in the subject of observation.
At the present time the physicians would use the laryngoscope and look and see what the trouble was.
The above list will hopefully give you a few useful examples demonstrating the appropriate usage of "laryngoscope" in a variety of sentences. We hope that you will now be able to make sentences using this word.
