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xD2 Oral Surgery Final > Preprosthetic Surgery > Flashcards

Preprosthetic Surgery Flashcards

1
Q

What is the term for surgical preparation of mouth to facilitate denture construction and retention?

A

Preprosthetic surgery

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2
Q

What are 5 requirement for ideal ridge for dentures?

A
  1. Free from pathology
  2. Broad U-shaped ridge
  3. No protuberances or undercuts
  4. Adequate attached keratinized tissue
  5. Adequate vestibular depth
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3
Q

What is the term for surgical removal of a portion of the alveolar process but with conservation of the maximum amount of bone consistent with an adequate residual ridge?

A

Alveoplasty

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4
Q

Why would alveoplasty be done immediately following extractions?

A

In order to to remove sharp edges that could be painful or delay healing or to remove gross bony undercuts and exostoses

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5
Q

Why would alveoplasty be done other than immediately after extractions?

A

After period if protracted denture wear to recontour an irregular reabsorbed ridge

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6
Q

What should you do if if you take out 2 or more teeth?

A

Full thickness mucoperiosteal flap and recontour bone to aide healing

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7
Q

Bone files are used for what type of undercuts: large or small?

A

Small

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8
Q

End cutting or side cutting Rongeurs are used for what type of undercuts: large or small?

A

Large

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9
Q

How should the quality of the bone recontouring be checked before flap closure?

A

Lay flap back over bone and rub finger to check for smoothness

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10
Q

What is an iIncision that is made over the bony crest through mucosa and periosteum to allow you to develop a mucoperiosteal flap?

A

Crestal incision

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11
Q

What instrument is used to elevate tissue from bone?

A

Periosteal elevator

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12
Q

How large must flaps be?

A

Large enough to expose the bone and not tear when retracted

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13
Q

What are 4 benefits of mucoperiosteal surgical flap?

A
  1. Expose surgical site
  2. Improve visability
  3. Provide access
  4. Avoid tissue injury
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14
Q

What are 4 areas never to do a releasing incision?

A
  1. Over cuspid eminence
  2. Through muscle attachments
  3. In area of mental nerve
  4. On lingual or palatal surfaces
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15
Q

Why must the flap be broad-based?

A

In order to maintain blood supply

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16
Q

How long must the flap be?

A

Long enough to retract without tension

17
Q

Where should a flap be repositioned?

A

Over sound bone

18
Q

When is the only time to sacrifice bone to get primary closure?

A

When the patient is scheduled to undergo radiation therapy

19
Q

Why are releasing incisions useful?

A

They help prevent tearing of flap

20
Q

Which incision heals faster, a long incision or a short incision?

A

Neither. They both have the same healing time because they heal across and not down their length.

21
Q

What can cause delay in the healing of an incision?

A

If the incision was too short and resulted in a tear

22
Q

Why do you have to reposition a flap over intact bone?

A

Otherwise unsupported flaps will breakdown and undergo a dehiscence

23
Q

What are 3 things rongeur and/or bone file are used for?

A
  1. Contour bone
  2. Remove bone excess
  3. Eliminate undercuts
24
Q

What are important for healing?

A

Bleeding edges. But remember raw edges fuse, so in a mouth burn, keep pt open with dentures to avoid their mouth fusing into a small orifice

25
Q

When is palatal torus surgery indicated?

A
  1. If it will be continually traumatized

2. If it will interfere with the palatal seal of a denture prostheses

26
Q

What should be done for post op healing after a palatal torus surgery?

A

Surgical stent or denture line with soft tissue conditioner

27
Q

What are 4 indications for mandibular tori removal?

A
  1. Interferes with major connector of partial denture
  2. Interferes with complete denture
  3. Trauma
  4. Interferes with speech
28
Q

What should you do as you close a flap to avoid a hematoma?

A

Keep milking the blood

29
Q

What is the term for when there is a remnant of an embryonic structure connecting the upper lip to the palatine papilla?

A

Hyperplastic maxillary frenulum

30
Q

What are 4 indications for surgery on Hyperplastic frenulum?

A
  1. Closure of midline diastema
  2. Maintain integrity of gingival margin
  3. Aid in maintaining oral hygiene
  4. Aid denture retention/prevent irritation
31
Q

What is the procedure for a frenectomy?

A
  1. Two hemostats grasping frenulum
  2. Make scalpel incision above the top hemostat and incision below the bottom hemostat resulting in a diamond shaped incision
  3. Clean out incision to release tension for primary intention closure

xD2 Oral Surgery Final (4 decks)

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