3B K27 Hızlı Başlangıç Kılavuzu - Sayfa 2

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English

The model is a life-size frontal section of the approx. last 6 cm of the rectum (anal canal/rectum). A smaller

relief of the rectum is displayed on a pedestal. The observer has a view of the sectioned sphincter as well

as of the rectum's mucous membrane. Unstriated muscles and the sphincter are shown on the back of the

model. The replica shows healthy internal arteriovenous and external venous gluteal reticula of the rec-

tum, the four stages of haemorrhoids and external haemorrhoids.

Model:

1. Anal cushion

2. Plexus venosus rectalis externus

3. Haemorrhoids stage I:

4. Haemorrhoids stage II:

5. External haemorrhoids:

Relief:

1. Haemorrhoids stage III:

2. Haemorrhoids stage IV:

Haemorrhoid Model

(healthy)

(healthy): formed by the external branches of the vena

rectalis inferior

slight bulging, not visible or externally palpable (upper

linea dentate)

nodules protrude when pressed, retract automatically

often only appear as bruises (haematoma) between the

rectum and the

normal skin (zona anocutanea)

nodules protrude when pressed, can be reinserted with

the finger

permanent haemorrhoidal nodules that cannot be reinser-

ted