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D2 Fall - Fixed Prosth > 10/9: Intro to Digital Dentistry > Flashcards

10/9: Intro to Digital Dentistry Flashcards

1
Q

who developed the digital dentistry curriculum?

A

ACP

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2
Q

the use of dental technology to incorporate digital or computer controlled components in contrast to mechanical or electrical alone

A

digital dentitstry

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3
Q

what does digital dentistry include?

A

tele-dentistry
3-D printing
etc…

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4
Q

this is a computer aided design

A

CAD

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5
Q

this is a computer aided manufacturing/milling

A

CAM

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6
Q

the use of computer programs to create 2 or 3d graphical representations of physical objects

A

CAD

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7
Q

The use of computer software to control machine tools and related machinery in the manufacturing of work pieces

A

CAM

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8
Q

A collection of data points called a point cloud is used
to depict a real-world object

A

Point cloud meshing

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9
Q

should you combine multiple point cloud scans?

A

Yes

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10
Q

what does STL stand for?

A

standard tessellation language

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11
Q

It is file format which is an openly documented format for describing the surface of an object as a triangular mesh, that is, as a representation of a 3-dimensional surface in triangular facets

A

STL

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12
Q

What do we need to apply this Digital imaging concept to practice?

A

intra-oral scanner
designing software
production unit

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13
Q

this is additive

A

3D printing

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14
Q

this is subtractive

A

Milling

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15
Q

what are the requirements of an intra-oral scanner?

A

easy to use
accurate
software capability and speed
cost

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16
Q

It is the use of additive manufacturing to create dental
prostheses such as aligners, dentures, and crowns

A

3D printing

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17
Q

what kind of milling can you have?

A

wet or dry milling

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18
Q

Characteristics of the Cerec system

A

visible blue light (LED)
powder is required
digital on-screen articulation

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19
Q

Cerec generations

A

Bluecam
Omniscan
Primescan

20
Q

what Cerec can 3D scan in color?

A

omnicam

21
Q

what cerec uses powder?

A

Bluecam

22
Q

what cerec joins multiple shots together?

A

Bluecam

23
Q

what is the full arch speed for Primescan?

A

2-3 min

24
Q

what is the full arch scan time for Omnicam?

A

8-12 minutes

25
Q

what can we do with CAD/CAM?

A

single tooth restorations
multi-unit restorations
implant restorations
removable prostheses

26
Q

how much can you save with CAD/CAM?

A

60-70% in lab fees

27
Q

The multilevel quality improvement afforded through digital technology is recognized in

A

workflow and efficiency
record keeping
data fidelity
therapeutics

28
Q

Posterior single tooth restorations fabricated from intraoral scans by using CAD/CAM technology have acceptable results for

A

shade
contour
marginal adaptation
occlusion

29
Q

CAD/CAM classification is based on what?

A

data acquisition
accessibility to STL files
production of final restoration

30
Q

types of data acquisition

A

direct
indirect

31
Q

type of STL files

A

open
closed

32
Q

types of final restoration

A

chair-side
laboratory
centralized production centers

33
Q

The data are directly obtained from the patient’s mouth via intra oral scanner

A

Direct

34
Q

The data are indirectly obtained in the lab either from an impression or a stone cast via bench scanner

A

indirect

35
Q

Are not dependent on the manufacturer, can be used with any software to fabricate the final restoration

A

open file

36
Q

The data are controlled and manipulated bythe owner (manufacturer)

A

closed files

37
Q

do you need a provisiolization on a chair-side?

A

No

38
Q

what is needed in lab production?

A

CAD/CAM

39
Q

what is needed in centralized production?

A

CAM

40
Q

do you spend more or less chairtime with digital?

A

Less

41
Q

what is required for both “analogue and digital”?

A

tissue displacement
drey field
0.5mm of uncut tooth apical to finish line

42
Q

what is better for full-arch restorations?

A

conventional impressions

43
Q

is there a difference with marginal fit of a single ceramic restoration?

A

no, both are same

44
Q

Marginal and internal gaps with conventional technique are greater with

A

Conventional

45
Q

does digital or CI show superior accuracy?

A

digital

D2 Fall - Fixed Prosth (11 decks)

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