What instruments are used during cataract surgery?
What instruments are used during cataract surgery?
Available Cataract Surgery Instruments include:
- Caliper.
- Speculum Wire.
- Wescott Scissors.
- . 12 Tissue Forceps.
- Utrata Capsulorhexis Forceps.
- Mcpherson Angled Tying Forceps.
- Mcpherson Straight Tying Forceps.
- Locking Needle Holder.
What is Iris spatula?
Novo Surgical’s Iris Spatula is a commonly used tool in cataract surgery. The spatula is used to hold the iris in place while manipulating the lens capsule and nucleus. The spatula is commonly used to rotate the nucleus to a desired position for extraction.
What is a Cyclodialysis spatula used for?
Novo Surgical’s Elschnig Cyclodialysis Spatula is a commonly used tool in the treatment of glaucoma. The spatula is used in the procedure to dissociate the ciliary body from the sclera. Further, the tool may be used to enlarge an incision from a sclerectomy if desired.
What are Colibri forceps used for?
Instrument list
| Instrument | Uses |
|---|---|
| •Colibri forceps | fine toothed forceps for holding flaps of cornea or sclera and rarely the iris |
| •Saint Martin’s forceps | holding flaps of cornea or sclera and rarely the iris |
What is vacuum in phaco?
The compression of the tubing moves fluid through the tubing and creates a vacuum. Vacuum is controlled by the amount of time the rollers run over the tubing when occluded, thus holding material to the tip of the phaco.
How does a microkeratome work?
The microkeratome works with two independent motors: one for the oscillation of the blade and the other for the forward movement. Once the cut is finished, the oscillation of the blades is stopped and the Pendular heads move to the start position. This allows very precise and smooth cuts.
Which instrument is used for eye examination?
Instrument list
| Instrument | Uses |
|---|---|
| Retinoscope | objective determination of refractive error and for looking inside the eye |
| Loupe | used to search for magnified examination of the anterior segment of the eye (uniocular or binocular) |
| Jackson’s cross cylinder | used to check the power and axis of a cylindrical lens |
What instrument is used to examine the eyes?
Ophthalmoscope
Ophthalmoscope. An ophthalmoscope is a tool that the ophthalmologist uses to examine the interior of the eye.
What is chatter in phaco?
Dr. Arshinoff explained that in traditional axial ultrasound, nuclear materials move to and from the phaco tip, a phenomenon known as chatter. Because materials are repelled from the tip, more phaco energy is needed for emulsification. Harder nuclei cause more chatter, he said.
What is a phaco tip?
The phaco tip is the only surgical instrument required for this technique. Its advantages include maintaining a stable intraocular pressure during cortical cleaving hydrodissection and lens removal, which includes the cortex. Keywords: cataract surgery, hydrodissection, capsular block syndrome, FLACS, Dewey tip.
What tools do optometrists use?
8 Tools used by Optometrist For Eye Testing
- Tonometer. One of the oldest, this device is used to measure the pressure of the fluids inside the eyeball.
- Phoropter.
- Retinoscope.
- Autorefractor.
- Snellen Chart.
- Retinal Camera.
- Ophthalmoscope.
- VT 1 Vision Screener.
What is a phoropter used for?
A phoropter is an instrument used to test individual lenses on each eye during an exam. If, during an eye examination, your doctor has discovered a vision problem like nearsightedness, farsightedness or astigmatism, it’s likely that one of the next steps you’ll take will involve a phoropter.