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Surgical creation of a drain to reduce intraocular pressure is called

Med Term Chapter 12 Flashcards Quizle

  1. surgical creation of a drain to reduce intraocular pressure. Is/o. A combining form meaning equal. Ton/o. The word part that means tension, pressure is A progressive degeneration of the portion of the retina called the macula is known as. Surgical removal of the eyeball is called
  2. The oil glands in the upper and lower edges of the eyelids that help to lubricate the eye are called. meibomian glands. The opening in the center of the iris is the. optic nerve damage caused by increased intraocular pressure. A corneal transplant may be called a. Surgical creation of a drain to reduce intraocular pressure is called
  3. Oil glands in the upper and lower edge of the eyelids that help to lubricate the eye are called. Meibomian glands. eyelid. Blephar/o. Ocul/o. eye. ophthalm/ eye. cornea. kerat/o-plegia. Surgical removal of the eyeball. enucleation. Surgical creation of a drain to reduce intraocular pressure is called. Trabulectomy
  4. Ophthalmologists tend to start treatment if the pressure exceeds 30 mmHg. The ideal intraocular pressure level for most glaucoma patients is 14 mmHg or lower. Glaucoma surgery is generally considered as a last resort when eye drops and laser treatments have been unable to lower the eye pressure sufficiently to prevent further optic nerve damage
  5. Selective Laser Trabeculoplasty, or SLT, is a form of laser surgery that is used to lower intraocular pressure in glaucoma. It is used when eye drop medications are not lowering the eye pressure enough or are causing significant side effects. It can also be used as initial treatment in glaucoma

MedTerm Ch 12 Flashcards Quizle

Trabeculectomy is the surgical creation of a drain to reduce the intraocular pressure that causes glaucoma. The abbreviation for the procedure in which a laser is used to reshape the corneal surface by removing a portion of the cornea is trabeculectomy surgical creation of a drain to reduce intraocular pressure (used to treat glaucoma Types of incisional surgery include: Trabeculectomy involves the creation of a small opening in the eye, under your eyelid, allowing extra fluid to drain away. Glaucoma implant surgery is a type of glaucoma surgery in which the eye doctor implants a small tube on the white of your eye to help drain extra fluid This causes pressure to build up in the eyeball. When the pressure in the eye is too high, it can cause optic nerve damage and permanent vision loss - this is called glaucoma. (Image adapted from the internet) The trabeculectomy operation reduces eye pressure, which in turn reduces the risk of further optic nerve damage from glaucoma The extra fluid can drain and relieve pressure. Cyclophotocoagulation: If other laser treatments or surgery doesn't ease fluid buildup and pressure, your doctor can try this. They'll beam a laser..

Ch 12 and 13 review Flashcards Quizle

In about 5-10% of cases a second tube implant is necessary to adequately control intraocular pressure. When a second tube is necessary it is usually place in the lower part of the eye under the lower eye lid. Remember that the goal of glaucoma implant surgery is to lower intraocular pressure and preserve vision creation of an artifcial opening between the tear sac and the nose to restore drainage into the nose when the nasolacrimal duct is obstructed or obliterated surgical removal of the eyeball (also, the removal of any organ that comes out clean and whole surgical creation of a drain to reduce intraocular pressure (used to treat glaucoma. scleral buckling. Definition. a procedure to repair a detached retina. a strip of sclera is resected, or a fold is made in the sclera. an exoplant is used to hold and buckle the sclera. Term. trabeculectomy. Definition. surgical creation of a drain to reduce intraocular pressure, used to treat glaucoma. Term This causes pressure to build up in the eyeball. When the pressure in the eye is too high, it can cause optic nerve damage and permanent vision loss - this is called glaucoma. (Image adapted from the internet) A functioning glaucoma tube shunt reduces the eye pressure, which in turn reduces the risk of further optic nerve damage from glaucoma

Glaucoma Surgery to Reduce Intraocular Pressure - Dr Brian An

The majority of fluid draining out of the eye is via the trabecular meshwork, then through a structure called Schlemm's canal, into collector channels, then to veins, and eventually back into body's circulatory system. What is the Trabecular Meshwork surgical creation of a drain to reduce intraocular pressure: vitrectomy: surgical removal of all or part of the vitreous humor: This activity was created by a Quia Web subscriber. Learn more about Quia Laser treatment, or trabeculoplasty, is a simple procedure to treat glaucoma that your eye doctor can do in the office. It works by using a laser to help the fluid in your eye drain away, which can help lower the pressure in your eye. Find out whether you need laser treatment, how it works, and what happens afterward

creation of an artificial opening between the tear (lacrimal) sac and the nose (to restore drainage into the nose when the nasolacrimal duct is obstructed or obliterated) surgical removal of the eyball (also, the removal of any organ that comes out clean and whole) Term. surgical creation of a drain to reduce intraocular pressure (used. creation of an artificial opening between the tear (lacrimal) sac and the nose (to restore drainage into the nose when the nasolacrimal duct is obstructed or obliterated) surgical remoaval of the eyeball (also, the removal of any organ that comes out clean and whole) Term. surgical creation of a drain to reduce intraocular pressure. In this procedure, your eye surgeon inserts a small tube shunt in your eye to drain away excess fluid to lower your eye pressure. Minimally invasive glaucoma surgery (MIGS). Your doctor may suggest a MIGS procedure to lower your eye pressure The probe delivers thermal energy to the trabecular meshwork of the eye, removing the covering of the drain that limits fluid flow and allowing the aqueous humor to flow more freely, lowering intraocular pressure. The surgery can be performed as a single surgery without cataract removal, but most often it is combined with cataract surgery surgical fixation of the retina by using extreme cold. answer. creation of an artificial opening between the tear (lacrimal) sac and the nose (to restore drainage into the nose when the nasolacrimal duct is obstructed or obliterated) surgical creation of a drain to reduce intraocular pressure. question. vitrectomy. answer. surgical.

Implant Surgery. In conventional surgery, a tiny drainage hole is made in the sclera (the white part of the eye). This procedure is known as trabeculectomy or sclerostomy. This opening allows fluid to drain out of the eye under the delicate membrane covering the eyeball known as the conjunctiva Minimally invasive glaucoma surgery [MIGS] is a modern and safe surgical approach to glaucoma treatment involving the implantation of tiny devices to create new ways for fluid to drain from the eye. Dr. Baker oftentimes implants iSTENTs at the time of cataract surgery to safely and effectively lower intraocular pressure a surgical procedure in which the cataract is lifted from the eye with an extremely cold probe, called a cryoprobe the creation of an artificial opening (-stoma) between the tear (dacry/o) sac (cyst/o) and the nose: a surgical creation of a drain to reduce the intraocular pressure: Supporting users have an ad free experience! Tweet. The iStent is the first microstent device to receive FDA approval for use in combination with cataract surgery to reduce pressure inside the eye in adults with mild or moderate OAG and a cataract that are currently being treated with medical therapy (ocular hypotensive medications [use of one to three medications]) to reduce IOP. The device.

Selective Laser Trabeculoplasty: 10 Commonly Asked

  1. A laser glaucoma surgery called selective laser trabeculoplasty (SLT) is now considered a first-line surgical treatment for open-angle glaucoma and may reduce the number of eye drops a person needs to use every day to treat glaucoma. During an SLT procedure, an ophthalmologist uses a laser to create tiny holes can allow eye fluid to drain.
  2. Laser surgery may need to be repeated to sufficiently reduce the patient's intraocular pressure. The success of the procedure depends on the patient's age, the type of glaucoma and several.
  3. Tweet. Surgery involves either laser treatment or making a cut in the eye to reduce the intraocular pressure. The type of surgery your doctor recommends will depend on the type and severity of your glaucoma and the general health of your eye. Surgery can help lower pressure when medication is not sufficient. However, it cannot reverse vision loss

Chapter 12: Quiz Questions Flashcards Quizle

Today, eye pressure is considered a major risk factor for glaucoma but is not included in the definition of this eye disease. Eye pressure control also plays a major role in the treatment of glaucoma. Lowering eye pressure is the only treatment we currently have, whether through medications, laser, or surgery In some cases, this buildup of fluid indicates the start of a disease called glaucoma, which deteriorates nerve fibers of the eye. If left untreated, glaucoma can lead to blindness. It is therefore important to understand how to reduce pressure and lower your risk of dealing with complications. How to Reduce Eye Pressure with Lifestyle Tip

Study 148 Terms Medicine Flashcards Quizle

Treatment for glaucoma is usually performed to reduce intraocular pressure (IOP). The iStent® is an advanced glaucoma treatment solution that creates a permanent opening in the drainage system of the eye, improving the outflow of fluid and helping to maintain the proper level of IOP. It is designed to be placed during cataract surgery The Baerveldt shunt is a glaucoma drainage device that is implanted into the eye to reduce intraocular pressure (IOP) by draining aqueous humor fluid. Aqueous humor is not the same as tears — in patients with glaucoma, the buildup of aqueous humor fluid causes high intraocular pressure (IOP) that can damage vision Selective laser trabeculoplasty (SLT) - in this surgery, a laser is used to create tiny holes to enhance the outflow drainage of the eye fluid and lower eye pressure. Trabeculectomy - This procedure is a more significant surgery than MIGS, and is used when more significant reduction of intraocular pressure (IOP) is needed to control glaucoma An integrated surgical system disclosed herein is configured to reduce intraocular pressure in an eye having a cornea, an anterior chamber, and an irido-corneal angle comprising an aqueous humor outflow pathway formed of a trabecular meshwork, a Schlemm's canal, and one or more collector channels branching from the Schlemm's canal

SLT is a frequently used laser treatment for open-angle glaucoma. The goal of the treatment is to help fluids drain out of the eye. It aims to reduce intraocular pressure that can cause damage to the optic nerve and loss of vision. The selective technique is much less traumatic to the eye than ALT. Before SLT, ALT was the standard laser procedure Unlike trabeculectomy, which bypasses the eye's natural drainage channels, Canaloplasty restores the natural outflow pathways in order to reduce elevated intraocular pressure (IOP). It is a ' non-penetrating' glaucoma surgery that does not require the creation of a permanent hole in the eye, so does not result in a ' bleb' (blister) Eye Drops - Eye drops can reduce intraocular pressure by either reducing the rate at which fluid in the eye is produced or increasing the outflow of fluid from the eye. Laser Treatments - The object of laser treatments for glaucoma is to open the drainage angle of the eye and reduce intraocular pressure. Depending on the type of glaucoma.

Glaucoma Surgery: Purpose of Glaucoma Surger

Trabeculectomy - surgery to reduce eye pressure and treat

During the Molteno 3 ® surgery, a small drainage device is implanted in your eye. This device consists of a small plate and a tube. The tube creates a new drainage channel through which the eye's fluid can flow from the front chamber of the eye to a filtering area called a bleb For many people a combination of medications and laser treatment can safely control eye pressure for years. Eye drops used in managing glaucoma decrease eye pressure by helping the eye's fluid to drain better and/or decreasing the amount of fluid made by the eye. Drugs to treat glaucoma are classified by their active ingredient

Intraocular pressure is the pressure produced by the intraocular fluid within the eye. The eye creates and removes intraocular fluid normally at an equal rate. People with glaucoma, however, have a problem with removing excess fluid through their natural drainage system. This in turn causes the pressure to rise FDA approves first glaucoma stent for use with cataract surgery Today, the iStent Trabecular Micro-Bypass Stent System, Model GTS100R/L, was approved by the U.S. Food and Drug Administration. This is the first device approved for use in combination with cataract surgery to reduce pressure inside the eye (intraocular pressure) in adult patients with mild or moderate open-angle glaucoma and a. Glaucoma surgery is intended to reduce intraocular pressure (IOP) when the target IOP cannot be reached with medications. Due to complications with established surgical approaches such as trabeculectomy, a variety of devices, including aqueous shunts, are being evaluated as alternative surgical treatments for patients wit

In almost all cases, laser surgery for glaucoma initially lowers intraocular pressure. After time, however, intraocular pressure may begin to increase. Filtering surgery. If eye drops and laser surgery aren't effective in controlling your eye pressure, you may need an operation called a filtering procedure, usually in the form of a. Another laser surgery, Laser Iridotomy, is usually used to treat narrow angle glaucoma. Laser Iridotomy surgery creates a tiny hole in the iris to allow an alternate channel for fluid that is inside the eye (intraocular fluid, oraqueous humor) to drain from the eye. Trabeculectomy or iStent Surger As a result, pressure from the aqueous humor builds. Sometimes there are symptoms of the pressure such as pain and redness, but often there are no symptoms at all until eyesight has been damaged. Trabeculectomy is a surgical procedure to remove part of the trabeculum in the eye to reduce pressure caused by glaucoma 'Seeing Fine' For more than 20 years, Wichitan Joe Van Metre has dealt with high intraocular pressure (IOP) readings in his eyes. This past fall, he benefited from a new minimally invasive glaucoma surgery (MIGS) — performed by Anita Campbell, MD, of Grene Vision Group, in conjunction with cataract surgery — that helped decrease the pressure by 40 percent in his right eye

Types of Surgery for Glaucoma: Laser, Trabeculectomy

  1. An Ahmed tube shunt is a surgical intervention to drain fluid from the eye to reduce intraocular pressure and prevent damage to the optic nerve. Learn More. Malignant or benign eye lumps and bumps called skin lesions can be identified and removed by board-certified ophthalmologist surgeon Dr. Tendler
  2. A drainage apparatus and method to reduce intraocular pressure in an eyeball that includes an anterior chamber having aqueous humor disposed therein, a cornea and a surrounding marginal limbus by which the cornea is continuous with a scleral layer and a conjunctival layer disposed on an exposed surface of the eyeball and under eyelids, the apparatus comprising an inlet assembly configured to.
  3. Durysta is a tiny dissolvable implant that is injected into the eye during an in-office procedure. Durysta automatically releases a medication called Bimatoprost. This helps reduce intraocular pressure (IOP) within the eye caused by glaucoma. It helps lower pressure for patients with open-angle glaucoma or high eye pressure. (ocular hypertension)
  4. MicroShunt is a surgical device that helps to drain eye fluid and reduce intraocular pressure ( IOP) in patients with primary open-angle glaucoma (POAG) whose IOP is not controlled when using maximum tolerated glaucoma medications. This approval for PRESERFLO MicroShunt is a significant milestone in Santen's aim to preserv
  5. The ciliary processes are suppressed by way of the laser to help reduce the amount of aqueous fluid produced by the eye and thus lower intraocular pressure. Trabeculectomy: When medications and laser therapies do not adequately lower eye pressure, doctors may recommend conventional surgery. The most common of these operations is called a.
  6. It drains through spongy tissue called the trabecular meshwork before leaving the eye. If the eye is unable to properly drain fluid, the pressure inside the eye (i.e., intraocular pressure) can rise. This gradually threatens the health of the optic nerve, which is a bundle of nerve fibers that transmit information from the eye to the brain

Glaucoma Drainage Implant Surger

With glaucoma, aqueous humor does not drain properly from the front of the eye. Pressure builds in the eye, which damages the optic nerve. If it is not treated, glaucoma leads to blindness. A drainage implant (also called an aqueous shunt or tube shunt) creates a new way for aqueous humor to drain from the eye. This helps to lower eye pressure Glaucoma surgery is intended to reduce intraocular pressure (IOP) when the target IOP cannot be reached with medications. Surgical procedures for glaucoma aim to reduce intraocular pressure (IOP) resulting from impaired aqueous humor drainage in the trabecular meshwork and/or Schlemm's canal. In the primar

Medical Terminology Ch

  1. Over the past 5-10 years there has been a revolution in glaucoma surgery, specifically Micro-Invasive Glaucoma Surgery, commonly called MIGS.. Glaucoma is a disease where the optic nerve gets damaged and the main risk factor is elevated eye pressure (also called intraocular pressure, IOP).The only treatment is to lower the IOP.. I often think of the inside of the eye like a drain and a faucet.
  2. Generally, trabeculectomy is thought to reduce the eye pressure to a greater degree than tube shunt surgery, but there are greater risks. To weigh these factors, there is currently an ongoing trial comparing tube shunt versus trabeculectomy in patients who have had no prior ocular surgery (PTVT Study: Primary Tube vs. Trabeculectomy Study; stay.
  3. A healthy eye drains continuously and without obstruction. When blockages in the natural drainage system develop, increasing intraocular pressure (IOP), a life-long disease called glaucoma develops. If the high eye pressure is left untreated, it may result in irreversible optic nerve damage that can ultimately lead to blindness
  4. creation of a drain to reduce intraocular pressure, (glaucoma) vitrectomy: surgical removal of all or part of the vitreous humor (diabetic retinopathy) fluorescein angiography: recording blood vessels of eye w/ dye: keratometer: used to measure cornea (curve)for contact lense: ophthalmoscope
  5. Trabeculectomy is the most commonly used surgery to reduce intraocular pressure. During this procedure, a tiny flap is made in the sclera (the white of the eye), allowing fluid to drain. Non-penetrating deep sclerectomy or viscocanalostomy is a modification to the trabeculectomy procedure

Glaucoma: a condition of the eye characterized by increased intraocular pressure. Donders' glaucoma: glaucoma simplex. Primary glaucoma: increased intraocular pressure occurring in an eye without previous disease. Secondary glaucoma: increased in.. Your ophthalmologist may evaluate that Major glaucoma surgery should be done if treatment with eye drops, tablets, or laser surgery does not reduce intraocular pressure to a healthy level. A Trabeculectomy involves making a new drain in the eye is one way of reducing eye pressure in an eye with glaucoma Glaucoma is the leading cause of irreversible blindness. Current treatments use drugs or surgery to reduce intraocular pressure (IOP). In this study, a drug‐free, nonsurgical method is developed that lowers IOP for 4 months without requiring daily patient adherence The process of the aqueous fluid flowing in and out creates a pressure that is called the intraocular pressure and the inflow versus the outflow of aqueous fluid is measured. When people have glaucoma, the inflow and outflow of this pressure is not working properly and can be categorized as open angle glaucoma or closed angle glaucoma Underneath the surface of the sclera, the doctor creates a small reservoir, called a filtration bleb, into which aqueous fluid may drain and then be disbursed, further reducing intraocular pressure. Another newer surgical option is something called iStent

Ch.12 Eye Flashcard

Glaucoma tube shunt implantation to reduce eye pressure

Supreme Choroidal Implants Cypass. This device consists of a bypass of about 6 mm, which is inserted inside a guide.Cypass creates a space between the iris and the scleral spur that helps reduce intraocular pressure.. Promising efficacy has been demonstrated with mean IOP reduction of 37%.In addition, it maintains intact the ocular anatomy, presents few post-surgical complications and it doesn. The OMNI™ Glaucoma Treatment System is indicated for the catheterization and transluminal viscodilation of Schlemm's canal and the cutting of trabecular meshwork to reduce intraocular pressure in adult patients with open-angle glaucoma. Contraindications. 1. Do not use the OMNI in any situations where the angle is compromised or has been. Surgical Options. Trabeculectomy This is considered the gold standard of glaucoma surgery by most glaucoma surgeons. Trabeculectomy involves creation of a drainage canal from inside the eye to the surrounding structures. It is effective in up to 90% of cases in reducing eye pressure to normal values Trabeculectomy, also called glaucoma filtration surgery, is a procedure to reduce intraocular pressure by surgically creating alternative drainage for excess fluid. Trabeculectomy may be recommended to patients for whom medications or other procedures have failed to lower eye pressure

Left untreated, high eye pressure can cause glaucoma and permanent vision loss. The medical term for the pressure inside the eye is intraocular pressure, or IOP. According to the Ocular Hypertension Treatment Study, 3 to 6 million people in the United States are at increased risk of getting glaucoma because of elevated IOP, or ocular hypertension Traditional glaucoma surgery is typically reserved for more severe cases of glaucoma and involves creation of an artificial drainage pathway in the eye. There are also now additional minimally invasive glaucoma surgeries that are performed by our surgeons to help relieve the ocular pressure built up by glaucoma A drainage apparatus is disclosed to reduce intraocular pressure in an eyeball that includes an anterior chamber having aqueous humor disposed therein, a cornea and a surrounding marginal limbus by which the cornea is continuous with a scleral layer and a conjunctival layer disposed on an exposed surface of the eyeball and under eyelids, the apparatus comprising an inlet assembly configured to.

The Eye's Drainage System, the Trabecular Meshwork

reduce intraocular pressure in patients with chronic primary open-angle glaucoma to be eligible for coverage under the following conditions: Medical therapy has failed to adequately control intraocular pressure, AND The patient is not a candidate for any other intraocular pressure lowering procedure (e.g Drainage implants surgery -a small tube is inserted into the eye to facilitate draining fluid from the eye. Pharmacological Treatment. Beta Blockers or Prostaglandin eye drops are often prescribed to lower the intraocular pressure by reducing how much fluid is produced or helping fluid drain from the eye. Reducing pressure helps slow optic.

Glaucoma surgery is intended to reduce intraocular pressure (IOP) when the target IOP cannot be reached using medications. Due to complications with established surgical approaches (e.g., trabeculectomy), a variety of shunts are being evaluated as alternative surgical treatments for patients with inadequately controlled glaucoma PRESERFLO MicroShunt is a surgical device that helps to drain eye fluid and reduce intraocular pressure (IOP) in patients with primary open-angle glaucoma (POAG) whose IOP is not controlled when. Iridotomy is the use of a laser to make a small hole in the iris to allow another drain for fluid to escape, which also lowers eye pressure. Lastly, several types of surgical procedures are available to further reduce intraocular pressure by creating other areas for fluid to drain Glaucoma: Treatment & Drugs. The most common treatments for glaucoma are eye drops and, rarely, pills. Doctors use a number of different categories of eye drops to treat glaucoma. They either decrease the amount of fluid (aqueous humor) in the eye or improve its outward flow, and some do both. Sometimes doctors will prescribe a combination of.

Quia - Chapter 12 - Eye - Surgical Terms Not Built from

Glaucoma is an eye disease that develops due to abnormal pressure in the eye. During a trabeculectomy, a small channel is created in the white portion of the eye (sclera) to carefully drain fluid in order to lower abnormal intraocular pressure. The new drainage opening is created at the edge of the iris in the upper portion of the eye. The surgery is performed in an outpatient surgery center under local anesthetic. Selective Laser Trabeculoplasty (SLT) is a relatively new laser treatment option. This innovative technique was approved by the FDA in 2001. Utilizing cold laser therapy, SLT painlessly opens the eye's drainage channel, lowering intraocular pressure

This allows a permanent internal drain of the fluids to reduce the high pressures in the eye. This treatment is recommended in mild to moderate glaucoma. Hydrus Microstent. Hydrus Microstent is inserted during cataract surgery to increase the drainage of fluid from the eye reducing interocular pressure. Click this link for more about Hydrus. Surgery may be necessary if medications aren't effective—this is especially true for angle-closure glaucoma, in which time is of the essence. In cases like that, the doctor will perform a procedure called laser peripheral iridotomy. A type of laser surgery, it'll create small holes in the iris so that excess fluid can drain out of the eye

A common surgery for open-angle glaucoma is the trabeculectomy, where a doctor creates a small flap in the sclera (white part of the eye). Underneath the surface of the sclera, the doctor creates a small reservoir, called a filtration bleb, into which aqueous fluid may drain and then be disbursed, further reducing intraocular pressure The implant itself is made out of a soft, collagenderived, gelatin that is known to be noninflammatory. The Xen Gel Stent aims to reduce intraocular pressure by inserting a small drainage tube into the eye. The stent allows fluid to drain from the anterior chamber into a reservoir (bleb) under the conjunctiva Glaucoma medications come in the form of eye drops, pills, and an implantable 12-week sustained-release treatment called Durysta™. Some glaucoma medications cause the eye to make less fluid. Others lower pressure by helping fluid drain from the eye. Durysta reduces intraocular pressure in patients with open-angle glaucoma, or ocular hypertension The most common type of laser surgery performed for open-angle glaucoma is called Argon Laser Trabeculoplasty (ALT). The objective of the surgery is to help fluids drain out of the eye, reducing intraocular pressure that can cause damage to the optic nerve and loss of vision Glaucoma Surgery. The first line of glaucoma treatment is eye drops or pills that are designed to reduce intraocular pressure by regulating the production and drainage of fluid in the eye, called aqueous humor. High pressure spikes can damage the optic nerve resulting in irreversible vision loss. When these drops are no longer at sufficient at.

Insertion of FDA-approved aqueous shunts may be considered medically necessary as a method to reduce intraocular pressure in patients with glaucoma when non-surgical treatments have failed to adequately control intraocular pressure.. Use of an aqueous shunt for all other conditions, including patients with glaucoma when intraocular pressure is controlled, is considered experimental. Angle Surgery. When performing angle surgery, the goal is to rehabilitate the patient's trabecular meshwork drain that is located in a position in the eye called the angle. Angle surgery helps many patients lower the pressure in their eye by improving the function of their eye's natural drainage area, the trabecular meshwork. We commonly. In short. The iStent Trabecular Micro-Bypass Stent System, Model GTS100R/L, has been approved by the U.S. FDA, making it the first device approved for use in combination with cataract surgery to reduce pressure inside the eye (intraocular pressure) in adult patients with mild or moderate open-angle glaucoma and a cataract who are currently being treated with medication to reduce intraocular. The most common form of glaucoma is called primary open-angle glaucoma. It occurs when the drainage angle /trabecular meshwork of the eye becomes less effective at removing fluid from the eye. As a result the pressure in the eye, called intraocular pressure (IOP), rises. Raised eye pressure leads to damage of the optic nerve