Eye / Ophthalmology Instruments
Plane mirror with sight hole ( homemade )
(The original one is Prisley smith retinoscope)
vana scissor ( smallest of all scissors ) : cut iris , posterior capsulotomy
Simco's Suction Irrigation Canula
1-spring scissor - Cut conjunctiva and silk suture .
Also used in ptosis and squint correction surgery .
2-corneal scissor - to cut cornea
3-vana scissor- cut iris
Measurement for squint , ptosis , retinal detachment surgery
Localization of foreign body in X-ray film
caliper---used for making measurements eg in squint(resection recession) giving intravitreal injection, pars plana vitrectomy.
1-suture tieing forceps 2-corneal forceps 3-tooth forceps 4-plane forceps
manipulate muscle in squint surgery
1- iris repositor 2- wire vectis 3-squint hook 4-lens dialer
Condensing lens : condense light rays during indirect ophthalmoscopy.
used to support lid nd protect cornea in ptosis surgery
bard parker knife holder
Corneal forceps and suture tieing forceps are exactly same . They can be differentiated by touching the tips ; a small tooth is felt in corneal forceps to hold cornea . Tooth is absent in suture tieing forceps .
Use: chalazion surgery
Chalazion clamp : eversion of lid and fixing the chalazion
makes the chalazion prominent and reduces bleeding
ring side is towards the conjunctiva, flat side towards skin(opposite to entropion clamp)
mullers self retainng retractor.---used in DCR surgery
Desmarre's lid retractor
multiple uses..squint surgry, conjunctiva, etc open lids in case of severe blepharospasm ans swelling eccymosis .
westcott spring scissor( largest blades)
punctum dilator ; dilate the pounctum for probing
Use: entropion surgery
Needle holder : hold needle with thread during stitching
needle holder. (2 sizes) bigger---4/0 5/0 nylon in squint n DCR surgery smaller---10/0 nylon suture in cataract surgery.
Acc to Jatoi: smaller serrated one is called "spring action needle holder" , larger one is " castroviejo's needle holder"
(also micro and macro)
wire vectus : ECCE and correct anterior dislocation of lens
left- lens dialor
right - chopper
Left : Mc Pherson's lens holding forceps : IOL implantation
Right: Utrata forcepts : CCC
Paddle used in immature cataract to feed phaco prevents pos capsule damage by chopper
Desmarres lid retractorwith cat's paw retractor- used to retract tissues