M163Miss-swallowing simulator

Swallowing Mechanism Model Movie Weight: About 12kg
Case size: W70 x D39 x H40cm
Accessories: Transparent cover, Pillow, Bolus model with wire, Baby powder, Storage case
Supervision: Associate Professor Hiromi Obayashi, Toyohashi Sozo University




Swallowing Mechanism Model

Learn the mechanism of swallowing, and practice practical way of preventing miss-swallowing!

This Swallowing Mechanism Model is a medical teaching equipment that was developed with the purpose of helping helpers learn the mechanism of swallowing and the proper method of preventing swallowing disorders (miss-swallowing) when giving assistance in eating. It should help prevent pneumonia caused by swallowing disorders which is often overlooked in caring for the elderly.


  • TextCan confirm the condition of the tube inserted through the nose, while observing the angle.
  • TextCan learn intermittent tube eating method, while observing the angle.
  • TextCan grasp the condition of eating by use of bolus model.

Mouth care

Mouth care

The tongue is soft and able to pull out. Can have swallowing drills, study the tongue and muscles surrounding the mouth, and practice absorption.


  • Neck angle (head angle) can be bent about 15° forward and about 45° backward.
  • Can comprehend the relation between neck angle (head angle) and movement of windpipe / esophagus.


  • Study the mechanism of swallowing
  • Learn what causes miss-swallowing
  • Study proper posture when eating and its relation with bed angle
  • Study neck angle (head angle) and its relation with miss-swallowing
  • Practice emergency care when food gets stuck
  • Swallowing drills and practice in giving mouth care
  • Learn how to insert tube through nose, and the intermittent tube eating method
  • Study internal mouth absorbency

Key point for eating posture



Suggested posture of Zimmerman

(Quoted from Zimmerman JE, 1981)

  • With pillow under head, bend neck
  • Bed bent up (80-)90゚

Example of proper posture when eating

Example of proper posture when eating

bed angle 30° • neck angle (head angle) 15°

Nursing Index