OCULAR PROSTHETIC

What is the ration portion between alginate and water?

• 1:1

• 1:2

• 1:3

• 1:4

Ocular impression is done through _______________.

• injecting alginate through syringe after 1 minute

• injecting alginate through syringe and wait for 2 minutes

• pour the alginate from the mixing cup

• pour the alginate in the cup and wait until hard

Wax model is done using _______________.

• wax mixed with colour palate

• new cast must be made first

• same cast made by the impression cast

• pour the melted wax through the impression tray

Wax model need to be scalp to ____________________________.

• reshape the socket impression

• smoothen the surface of the wax model

• change the eye position

• fix the broken wax model

Iris button being use _____________.

• by using measurement from patient's pupil distance.

• at the last stage of ocular prosthetic fabrication

• one time only and need to be discard after the process is done

• according to the good eye VID size

Caliper been use to measure _______________.

• iris size an position more accurate

• the palpebral aperture and opening

• pupil size

• distance between pupils

Iris button been fix on the wax model by ______________.

• heat the iris button and press it on top

• glue the iris button and press it on top

• press the iris button on top

• place the iris button and pour the melted wax on top

Stone powder is mix with water to develop the stone casting. Which statement is correct? (may choose more than 1)

• The mixing using 2 scoop of stone powder and 9-10ml water.

• Vaseline is use after stone mix being fit in the stone mold

• Stone mold is use to fit the stone powder mix

• Press the wax model with the iris button sticking up.

Painting iris is done ____________.

• after the acrylic is mixed

• using paint that mix with polymer

• on top of clear monomer

• to all patient's prosthetic eye

Scleral painting _______________.

• is done using red thread to mimic blood vessels

• is done after the clear monomer been attached

• is an optional to all patient's prosthetic

• is the final process in ocular prosthesis fabrication