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Module 6 - Oral Surgery > Instruments - Surgical Dentistry > Flashcards

Instruments - Surgical Dentistry Flashcards

1
Q

How many towel clips are in the tray? What are they used for?

A
  • 2 towel clips.
  • Used for holding a piece of tubing to the patient’s sterile drape.
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2
Q

What is McKessons Mouth prop used for? When can it be used?

A
  • Small rubber item used to PROP THE MOUTH OPEN.
  • Can be used at any point during the procedure (ex. patient’s jaw tired of being open, patient finding pressure on the mandible challenging - gives mechanism for them to close together, stabilize things and facilitate tooth removal).
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3
Q

What is used to keep the mouth of patients open under GA? Why is this needed?

A
  • Mouth is closed due to muscle relaxant.
  • Use McKESSONS MOUTH PROP.
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4
Q

How is the McKessons Mouth Prop inserted?

A
  • Inserted with the smaller end POSTERIORLY.
  • The larger side/ side with writing sits facing the CHEEK.
  • Serrated surface sits between the teeth and the flange.
  • Chain comes up and out of the mouth and allows you to HOLD ON/ RETRIEVE them.
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5
Q

What are the 3 colors of the McKessons Mouth Prop ranked from smallest to biggest?

A

Yellow < Blue < Orange

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6
Q

What size scalpel handle is contained within the tray? What is the specific scalpel handle called?

A
  • Size 3.
  • Swann Morton Scalpel Handle.
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7
Q

3 instruments used to help elevate the flap?

A
  • Molt No.9 Periosteal elevator.
  • Mitchell’s Trimmer.
  • Howarth’s Nasal Rasp/ Periosteal Elevator.
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8
Q

What does a Molt No.9 Periosteal Elevator?

A
  • Gets under periosteum and sits against bone to help elevate the flap.
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9
Q

With what grip do we hold a Molt No.0 Periosteal elevator?

A

Pen grip.

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10
Q

Which part of the Molt No.9 Periosteal elevator and Mitchell’s Trimmer faces the bone? Which faces the mucosa?

A
  • CONCAVE goes towards the BONE and under Periosterum.
  • CONVEX used to push the mucosa out of the way.
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11
Q

What are the two ends of a Mitchell’s trimmer?

A
  • Spoon end (used for raising elevating flap).
  • Pointy end (used for stripping attachments from bone).
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12
Q

What is the pointy end of the Mitchell’s trimmer used for?

A

Used for STRIPPING ATTACHMENTS FROM BONE.

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13
Q

What are the 2 ends of the Howarth’s Periosteal Elevator used for?

A
  • Soft end: introduced under periosteum and used to ELEVATE THE FLAP
  • Curved/sharp end: Used for STRIPPING THINGS FROM BONE. (unwise to use these to retract flaps).
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14
Q

2 differences between Molt No.9 Periosteal Elevator and Mitchells Trimmer?

A
  • Mitchells Trimmer SMALLER.
  • Mitchells Trimmer has a sharp/ pointy end.
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15
Q

What was a historical use of the Howarth’s Nasal Rasp/ Periosteal Elevator?

A

FORMAL LINGUAL RETRACTION of a mandibualr 3rd molar.
- Was introduced between bone and soft tissues, aim to PROTECT THE LINGUAL NERVE FROM DAMAGE FROM A ROTATING BUR.

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16
Q

What does a Minnesota Retractor do?

A

Introduced under the periosteum and used to RETRACT TISSUES WHEN OPERATING.

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17
Q

What are the two ends of a Minnesota retractor?

A
  • One end at a right angle.
  • One end relatively straight.
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18
Q

How is the minnesota retractor placed within the mouth? In what area is it particularly useful for retraction?

A
  • The slightly raised sides are towards the OPERATIVE SITE.
  • Slight curvature to help overcome the CHEEKS.
  • Good down the lateral aspect of the mandibular ramus for operating on MANDIBULAR 3RD MOLAR TEETH.
19
Q

What retractor is good for operating on mandibular 3rd molar teeth?

A

Minnesota Retractor.

20
Q

How is the Bowdler-Henry Rake retractor used?

A
  • Spines/ teeth sit gently on the bone with the mucoperiosteal flap retracted behind it.
  • Curve rests up and over the cheek going from intra to extra oral.
  • Long handle which can be held at the very end to keep the non-dominant hand out of the operating site.
21
Q

2 types of retractors?

A
  • Minnesotta Retractor.
  • Bowdler-Henry Rake Retractor.
22
Q

How do we hold a Bowdler-Henry Rake Retractor?

A

Hold handle with FINGERTIPS and not fist as that can tend to make it DRAG.

23
Q

How fast do surgical handpieces go?

A

Maximum 40,000 RPM which must be irrigated with SALINE.

24
Q

What is a round bur in a straight surgical handpiece used for typically?

A

Used for removing bone around teeth. Although can also be used to section teeth.

25
Q

What is a straight fissure bur in a straight surgical handpiece used for typically?

A

Used for sectioning teeth. Although can also be used to remove bone around teeth.

26
Q

What must we be aware of when use a surgical handpiece?

A

Must be aware to not touch mucosa with spinning shank of the bur (when cutting with the tip) to ensure we do not BURN the tissues.

27
Q

What must we be careful of regarding the saline used in surgical handpieces?

A

Must be only SODIUM CHLORIDE SALINE without any additives (ex. Potassium).

28
Q

What are the 3 types of elevators present in the surgical tray?

A
  • Couplands 1,2,3.
  • Warwick James S, R and L.
  • Cryers L and R.
29
Q

What are spencer wells forceps useful for? What do they tend to look like? What are they also called?

A
  • Good for crashing things (ex. an artery) and holding onto it while doing something else with it.
  • Tend to look like NEEDLE HOLDERS - these will NOT hold a needle and needle will ROLL AROUND.
  • Artery forcep.
30
Q

How can you differentiate between needle holders and spencer wells?

A
  • Less fine.
  • More rough.
31
Q

What is another term for Fickling forceps? What do they look like (2)?

A
  • Rattooth forceps.
  • One sharp blade pointing into a NOTCH.
  • Have a small angle to them.
32
Q

What are Fickling forceps used for (2)?

A
  • Good for HOLDING and MANIPULATING soft tissue.
  • Can occasionally be used to retrieve roots and teeth however they ARE NOT DESIGNED TO DO THIS and things can slip out.
33
Q

Another term for Rongeurs? What is their function?

A
  • Bone nibbler.
  • Clips off little bits of bone.
34
Q

How should Rongeurs be used? How should they be held?

A
  • Should be held STATIC and should be used on THIN bits of PERIPHERAL bone.
  • Must hold them with the PALM.
35
Q

What does a bone file do? What is it also called?

A
  • Files bone.
  • Can draw it towards oyurself or push away - used to SMOOTH DOWN JAGGED BITS OF BONE.
  • Also called a RASP.
36
Q

How is a bone file held? What are its two ends?

A
  • Held in a pen grip.
  • Double ended, both rasps of slightly different sizes.
37
Q

What can be used to smooth over bone (3)?

A
  • Rongeurs.
  • Bone file
    OR
  • Straight handpiece and bur.
38
Q

Why must we irrgate after surgical XLA? How?

A
  • Bone, dust, debris, tooth fragments in the mucoperiosteal flap and socket, must be removed as POTENTIAL SOURCES OF INFECTION.
  • Elevate the flap, retract the periosteum and irrigate underneath.
  • Irrigate the extraction socket.
39
Q

3 uses of a lacks retractor?

A
  • Reflect a mucoperiosteal flap.
  • Gently retract the tongue - COMMON.
  • Airway protection during elevation (for maxillary and mandibular teeth).
40
Q

What is an instrument that can be used to retract the cheek?

A

Kilners Cheek Retractor.

41
Q

What are tooth tissue forceps used for? What grip is used?

A
  • Hold and manipulate tissues during suturing.
  • PEN grip.
42
Q

What are the two types of scissors contained in the surgical tray?

A
  • Mcindoe.
  • Iris.
42
Q

What are Mcindoe scissors used for?

A
  • Long with gentle curvature to tips aka NO SHARP END.
  • Curvatures allow to CUT SUTURES at the back of the mouth and the curved parts will not damage gingivae/ buccal mucosa.
  • good for BACK OF MOUTH.
43
Q

What are iris scissors used for?

A
  • Have SHARP tips - can nip mucosa.
  • SHORTER.
  • Preserved for CLOSER TO THE FRONT OF THE MOUTH.

Module 6 - Oral Surgery (11 decks)

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