Shared Flashcard Set

Details

Enucleation
Surgical Procedure
15
Medical
Professional
01/19/2016

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Cards

Term
What is included in the globe of the eyeball?
Definition
It includes the conjunctiva, sclera and cornea choroid, ciliary body, iris, retina, and crystalline lens.
Term
What is Enucleation?
Definition
It is the excision of an eye due to malignant neoplasm, penetrating wounds, or when the eye has been extensively damaged.
Term
During the procedure, what is done with the optic nerve once it is identified?
Definition
A curved hemostat is passed behind the globe, and the optic nerve is clamped for 60 seconds.Then the clamp is removed and the nerve is transected with scissors.
Term
What is the point of Evisceration?
Definition
It reduces pain and allows the patient to wear a prosthetic eye, and improve cosmetic results.
Term
Which muscles are divided during this procedure?
Definition
The medial, lateral, inferior, and superior rectus muscles
Term
Which muscle is left as a stump after division?
Definition
The medial rectus muscle
Term
What is the name of the capsule that is separated from the globe?
Definition
The Tenon capsule
Term
Which classification includes a contaminated fresh traumatic wound from a clean source.
Definition
Class III
Term
What is the name of the implant that could be used during this procedure?
Definition
Hydroxyapatite Implant
Term
What is included with a hydroxyapatite implant?
Definition
A donor sclera
Term
What muscles are identified for the attachment of the implant?
Definition
Four rectus muscles ( medial, lateral, inferior, and superior) and two oblique muscles (superior and inferior)
Term
What type of suture is used to secure and reattach muscles to the donor sclera of the implant?
Definition
6-0 non-absorbable suture
Term
What is the purpose of the hydroxyapatite implant and donor sclera?
Definition
They reattach to the muscles which allows synchronous movement.
Term
What is the classification of a dirty-infected traumatic wound from a dirty source or is due to delayed treatment; presence of foreign body.
Definition
Class IV
Term
What instrument is placed at the beginning of the procedure?
Definition
A lid speculum
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