Welch-allyn Illuminators and Transilluminators - User Manual User Manual

Figure 5Reflected light in the mirror will illuminate the posteriornose and nasopharynx.7. Should the space between the palateand pharyngeal wall be t

The instructions given in this manual are pre-sented as a guide to successful laryngealand nasopharyngeal examinations. Theseexaminations should alway

The purpose of this booklet is to acquaintthe reader with the need and procedure forexamining the Larynx and Nasopharynx areas.It will reveal the true

I“Iadvantages of the head mirror system andmay be employed with minimum difficulty.MirrorLight EmissionFigure 1Halogen Larynx Illuminator Lightpassing

The Nasopharynx IlluminatorThe nasopharyngeal mirror is identical to thelaryngeal mirror except that it is round andsmaller.RotatingMetal SleeveFigure

Laryngopharynx(Hypopharynx)EsophagusnasalSuperior IturbinateSphenoidsinusAdenoidsOpening ofFigure 3The pharynx has three divisions: the nasopharynx lo

To successfully examine the laryngopharynxwith the illuminated Welch Allyn mirror, it isdesirable for the light in the examining areato be subdued. Th

5. The mirror is inserted into the mouth. Lightpassing through the light aperture facili-tates positioning the mirror so it passesbetween the tonsils

of the right and left false vocalcords, truevocal cords, anterior and posterior com-amissures. The mobility of each true cordis then evaluated.

Indirect NasopharyngoscopyIndirect nasopharyngoscopy (posterior rhino-scopy) is accomplished with the NasopharynxIlluminator. Of interest is the “vaul