By Ulrich Spandau, Mitrofanis Pavlidis
This booklet offers step by step directions on tips on how to function with 27G instrumentation in a variety of surgical symptoms, together with vitreous floaters, macular holes, dropped nucleus, retinal detachment, diabetic retinopathy, submacular hemorrhage, retinopathy of prematurity and masses trauma. All surgical procedures are approached in cookbook style, with preliminary assurance of the “ingredients” (devices and tools) after which meticulous description of coaching and function with aiding pictures, drawings and movies. additionally, the variations and merits compared to 23G and 25G vitrectomy are highlighted.
Small-gauge vitrectomy has significantly replaced the ways that vitrectomy is played. 27G vitrectomy is the newest and most fun improvement in small-gauge vitrectomy. The therapeutic time is quicker however the small diameter prolongs the length of surgical procedure. This concern has been triumph over with robust new vitrectomy machines and progressive vitreous cutters with slicing blades making 27G vitrectomy as speedy as 25G. This new gear has extended the symptoms for 27G surgical procedures immensely from detachment surgical procedure to retinopathy of prematurity and the appearance of latest tools could make 27G the greatest sooner or later. This booklet, written by way of authors with large event in 27G vitrectomy, will let surgeons to completely make the most its advantages.
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Additional resources for 27-Gauge Vitrectomy: Minimal Sclerotomies for Maximal Results
A vitreous cutter and light pipe are placed on this table. The tubes are fixated with a Velcro fibre tape. e. when removing the instruments or even when stopping the infusion, the eye remains normotensive. They prevent vitreous incarceration into the sclerotomies and reduce therefore the risk of sclerotomy related tears. They reduce the intraocular flow of fluids and cause less damage to the photoreceptors. Trocars without valves have disadvantages: In cases of a PFCL-filled eye, they easily cause PFCL bubbles.
Then the active aspiration mode is activated. Close the opening of the tubing with your index finger and press the foot pedal. The intraocular fluid is aspirated into the vitrectomy machine. Active aspiration is required for 25G and 27G Power Endgripping Forceps (Fig. 30) The power endgripping forceps is useful for firmly attached membranes such as in PVR retinal detachment. DORC, 27G disposable microforceps. 1286. 5 27G Standard Instruments 35 Fig. 35 When removing a dropped nucleus, the Charles flute needle gets easily clogged.
The Dilemma of the Law of Hagen–Poiseuille................................................................... Differences Between 23G, 25G and 27G............................................................................ Double-Cut Vitreous Cutter ................................................................................................ 3 The New TDC Cutter Is Much Faster Than the Regular Cutter 4 6 6 7 7 7 7 Trocar Against No Trocar The most essential development of small-gauge vitrectomy was the introduction of a trocar which rests inside the sclera.
27-Gauge Vitrectomy: Minimal Sclerotomies for Maximal Results by Ulrich Spandau, Mitrofanis Pavlidis