Lab 1/5 Manufacturing, maintenance and Crystallization

Question 1

CAD sf:

Answer 1

Computer aided design

Question 2

CAM sf:

Answer 2

Computer aided manufacturing

Question 3

3 functional components of CAD/CAM

Answer 3

Data acquisition, restoration design, resto fabrication

Question 4

Techniques that CAM unit uses:

Answer 4

Both subtractive and additive

Question 5

Milling technique using a solid block to mill restoration:

Answer 5

subtractive

Question 6

Subtractive is limited by:

Answer 6

geometric complexity, not suitable to all shapes

Question 7

Can AMT fabricate complex geometry?

Answer 7

yes

Question 8

Subtractive technique is according to:

Answer 8

of milling axes, 3-5, 4: x,y,z, rotatable bridge, 5: all those + a rotating milling spindle

Question 9

2 milling env used for subtractive technique:

Answer 9

dry and wet

Question 10

dry milling is done for:

Answer 10

pre-sinered zirconia to avoid moisture absorption

Question 11

Wet milling is done for:

Answer 11

metal, composites, silica based ceramics

Question 12

To abort on milling machine:

Answer 12

hold stop button

Question 13

Left exclamation point of Milling machine:

Answer 13

Clean fluid tank

Question 14

Right lower water sign on milling machine:

Answer 14

refill milling fluids

Question 15

Add this much coolant for every one gallon (3.5L) of water to the milling machine:

Answer 15

6oz

Question 16

Blue on milling machine:

Answer 16

initializing:

Question 17

white on milling machine:

Answer 17

lid open

Question 18

Orange on milling machine:

Answer 18

warning displayed

Question 19

solid green on milling machine:

Answer 19

ready for milling or milling

Question 20

Flashing green on milling machine:

Answer 20

milling complete

Question 21

solid red on milling machine:

Answer 21

diagnostic state

Question 22

Flashing red on milling machine:

Answer 22

mill has faulted

Question 23

These don’t need to match up bw display and you rcrown block:

Answer 23

shade, LT, Ht, etc.

Question 24

Type of block we use for milling:

Answer 24

IPS e.max CAD

Question 25

IPS e.max CAD blocks for fixed prosthesis:

Answer 25

C14, C16, B32 (3 unit paritial FDP)

Question 26

TF? Low and high translucency come in all the same variety of shades.

Answer 26

T

Question 27

TF? All shades and HT/Lt are available in all block sizes.

Answer 27

F

Question 28

IPS e.max CAD blocks for veneer, anterior/premolar crowns:

Answer 28

112

Question 29

If "required tools are unavailable:

Answer 29

press maintenance, then replace tools, tool or empty slot changes color when selected, highlight shape of new tool or touch empty to remove tool wo replacing

Question 30

Reasons for replacing a tool:

Answer 30

tool need not in changer, empty slots in chamber, tool spindle broken, tool too worn to use

Question 31

Max # of tools that machine can hold in reserve:

Answer 31

4

Question 32

How are tool shapes represented on machine/

Answer 32

colored stripes (red, blue, yellow)

Question 33

yellow tool on screen:

Answer 33

old tool

Question 34

red tool on screen:

Answer 34

worn tool

Question 35

Bur in machine similar to 850:

Answer 35

conical

Question 36

Conical is used for

Answer 36

detailed milling of anterior teeth and veneer., intaglio surface

Question 37

Yellow is the color for:

Answer 37

ellipsoidal

Question 38

White is the color for:

Answer 38

tapered

Question 39

Blue is the color for:

Answer 39

conical

Question 40

Elipsoidal is used for:

Answer 40

standard mode, intaglio surface of resto, rounded at end (not like chamfer)

Question 41

Tapered:

Answer 41

similar to chamfer, mills outer surface

Question 42

3 greens on machine, min usage:

Answer 42

0-39m

Question 43

2 greens on machine, min usage:

Answer 43

40-79

Question 44

1 green on machine, min usage:

Answer 44

80-119

Question 45

2 yellows on machine, min usage:

Answer 45

120-139

Question 46

1 yellow on machine, min usage:

Answer 46

140-159

Question 47

1 red on machine, min usage:

Answer 47

160+ (40, +40, +20 +20)

Question 48

What to do if "The collet requires service in 60h milling time."

Answer 48

Tell Nnette

Question 49

How often does milling machine req maintenance/

Answer 49

daily

Question 50

To remove sprue:

Answer 50

diamond disc, smooth down with diamond bur

Question 51

Only setting we will use on the milling machines:

Answer 51

P1

Question 52

Color of crown w staining and wo:

Answer 52

purple, white

Question 53

TF? You can ry in lithium di's in sintering stage before finalizing.

Answer 53

T

Question 54

Stage that you can tyr in and cut back if necessary:

Answer 54

blue stage

Question 55

3 options for Crystallization (Crys), Stain/Glaze

Answer 55

Crys and glaze firing: 1 step, Glaze paste Crys and Stain/Glaze firing, then glaze spray Crys and separate stain/glaze firing with shades, essences and glazes

Question 56

Crys and separate stain/glaze firing with shades, essences and glazes:

Answer 56

resto crystallizeed in a 1st step wo applying and stains or glaze materials, then stain and laze firing

Question 57

Attach crown to place in srys pins and tray

Answer 57

object fix putty or flow

Question 58

Do this before crystallization:

Answer 58

clean resto w ultrasonic or blast w steam jet

Question 59

Object Fix Putty or Flow is:

Answer 59

an auzillary firing paste to plce restos on firing tray using crytalization pin

Question 60

Annual maintenance is required for:

Answer 60

temp and program