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Oral&Maxillo Surgery

Surg Tech Oral & Maxillofacial

The __________ X-ray requires the patient to hyperextend the neck with the nose and chin placed against the cassette so there is good visualization of the facial bones. Water's view
The __________ X-ray is similar but requires the nose and the forehead to be placed against the cassette, which allows better visualization of the orbital floor. Caldwell's view
A plate made of _________ is strong and lightweight and is used most often for craniofacial fractures. titanium
____________ are used to immobilize the mandibular or maxillary fracture by immobilizing the jaw, increasing the chances of aspiration and requiring liquid nutrition postop. arch bars
Submandibular or preauricular incisions must be made with care to preserve the __________. facial nerve (VII)
Care to locate and prevent nerve damage with orbital floor fractures infraorbital foramen
Located on the mandibular notch of the ramus mandibular foramen
Freely moveable maxilla Le Fort I
Located on the mandible below the first molar mental foramen
Cerebrospinal otorrhea or rhinorrhea may require a fat, muscle, or fascia graft to seal dural tear
Triangular or pyramidal in shape fracture and includes the nasal and ethmoid bones Le Fort II
Postop complication leading to grinding of teeth and posto pain malocclusion
Symptoms include diplopia and enophthalmos due to maxillary sinus invasion orbital floor fracture
Largest and strongest facial bone mandible
Fracture of the malar arches, orbits to base of the nose (nasal, ethmoid, zygomatic) Le Fort III
Basal view shows zygomatic fractures
Panoramic x-ray shows on one film the alveolar processes, mandible, posterior maxillary sinuses, and zygomas
Are oral procedures considered sterile? no
Pt positioning for oral and maxillofacial surgeries supine with heal tilted back, roll towel may be placed to aid slightly extending the neck - tuck pt's arms and remember to protect ulnar nerves
Alias for plastic cheek retractor "smile maker" :)
Double angled retractor that's used for oral surgery Minnesota retractor
Throat pack dampened rolled raytech - used to prevent oral secretions, irrigation fluid, blood, and bone or tooth fragments from becoming lodged in pharynx
Side of tooth that lies closest to lips labial
Side of tooth that lies closest to tongue lingual
Side of tooth that lies closest to cheek buccal
Each tooth is imbedded in a socket of the alveolar process
3 regions of a tooth crown, root, neck
Crown portions above gumline
Root portion below gumline
Neck junction of crown and root
Crown is covered by ______, which is the hardest part of the tooth enamel
Pulp contains blood vessels, nerves, and connective tissue
Odenectomy involves resection of the soft tissue and excision of the bone surrounding a tooth prior to removal
What should the surgical technologist do before handing a retractor to the surgeon for use in orbital floor fracture? moisten it with saline for teflon-coated and sterile water for nonteflon-coated
Which type of sterile drape is commonly used for oral and maxillofacial procedures? U-drape
What other equipment is used alongside a bone drill? suction and irrigation
Type of suture used to close tooth extraction/odenectomy? 4-0 chromic or silk
Fire safety procedural consideration endotracheal tube delivers oxygen and is close to operating site - a closed ventilation system, use of a fire-retardant endo tube, and careful use of ESU
Open reduction require use of internal fixation devices
The mandible articulates with the _____ ______ of each temporal boen to form the synovial joint called ________. glenoid fossa, TMJ
3 portions of mandible body, ramus, angle
Body of mandible contains alveolar process for teeth
Ramus of mandible project upward at an angle from the posterior part of each mandibular body
Mental protuberance of mandible chin
Posterior projection of ramus Condylar process
TMJ contains condylar process, portions of temporal bone, mandibular fossa, and articular tubercle
What position are arch bars placed? upward for upper jaw (maxilla) and downward for lower jaw (mandible)
Sequence of plate attachment 1. drill 2. measure depth of hole 3. drill hole may be tapped 4. screw is placed 5. repeat until plate is firmly fixed to bone
What instruments are used for dissection through the infraorbital fat during an orbital floor repair? curved tenotomy scissors and adson tissue forceps
If the orbital reduction is stable, ______ ______ may be inserted over fracture site to prevent entrapment of orbital contents in fracture and support globe Silastic sheeting
If the orbital reduction is unstable, a _______ ______ ______may be implanted, followed by the insertion of Silastic sheeting rigid fixation device
Each nasal bone articulates with the frontal, ethmoid, maxillary, and opposing nasal bone
Zygomatic bones are aka malar bones
Vomer bone contributes to posterior and inferior portion of nasal septum
Chief substance of teeth that is covered by enamel on the crown; harder than bone dentin
Recession of the eyeball within the bony orbit; may be a result of orbital fracture exophthalmos
Angled retractor used for tongue and cheek retraction; shape is similar to a Harrington retractor Weider
Bone plates are available in _____ shapes L, Y, H, T
The hard palate is the ______ _____ of the maxilla palatine process
Anterior projection of ramus coronoid process
Muscle that attaches to coronoid process temporalis
Created by: fyrevalkyrie
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