scholarly journals The Kebab Technique: Using a Bipolar Pencil to Retrieve a Dropped Nucleus via a Small Incision

Author(s):  
Hiroshi Aso ◽  
Harumasa Yokota ◽  
Hirotsugu Hanasaki ◽  
Satoru Yamagami ◽  
Taiji Nagaoka

Abstract We developed a new method to retrieve a dropped nucleus via a small incision using bipolar pencils, the kebab technique, to solve the lack of small-gauge fragmatomes, and the expense and toxicity of perfluorocarbon liquids (PFCL). A total of 8 eyes in 6 patients underwent this technique and were reviewed. After vitrectomy, the dropped nucleus was lifted from the retina by adhesion with a bipolar pencil, and phacoemulsification was performed while rotating the lens. The outcome measures were best-corrected visual acuity (BCVA), intraocular pressure (IOP), and corneal endothelial cell density before and after surgery. Surgical indications included zonular weakness, trauma, acute angle closure attack, and phacolytic glaucoma. At 1 month, BCVA improved from a mean ± SD 1.67 logMAR (± 0.90) to 1.14 logMAR (± 1.01). The mean preoperative intraocular pressure (IOP) was 24.5 (± 16.8) mmHg and postoperative IOP was 11.0 (± 2.8) mmHg. The mean preoperative corneal endothelial cell count was 2600 (322) cells/mm2 (one eye was unmeasurable) and postoperative corneal endothelial cell count was 2387 (± 431) cells/ mm2. There were no postoperative complications. The retrieval of a dropped nucleus using a bipolar pencil enables small incisions without using PFCL.

2021 ◽  
Vol 11 (1) ◽  
Author(s):  
Hiroshi Aso ◽  
Harumasa Yokota ◽  
Hirotsugu Hanazaki ◽  
Satoru Yamagami ◽  
Taiji Nagaoka

AbstractWe developed a new method to retrieve a dropped nucleus of the lens via a small incision using bipolar pencils, the kebab technique, to solve the lack of small-gauge fragmatomes, and the expense and toxicity of perfluorocarbon liquids (PFCL). A total of 8 eyes in 6 patients underwent this technique and were reviewed. After vitrectomy, the dropped nucleus of the lens was lifted from the retina by adhesion with a bipolar pencil, and phacoemulsification was performed while rotating the lens. The outcome measures were best-corrected visual acuity (BCVA), intraocular pressure (IOP), and corneal endothelial cell density before and after surgery. Surgical indications included zonular weakness, trauma, acute angle closure attack, and phacolytic glaucoma. At 1 month, BCVA improved from a mean (standard deviation, SD) 1.67 logMAR (0.90) to 1.14 logMAR (1.01). The mean preoperative IOP was 24.5 (16.8) mmHg and postoperative IOP was 11.0 (2.8) mmHg. The mean preoperative corneal endothelial cell count was 2600 (322) cells/mm2 (one eye was unmeasurable) and postoperative corneal endothelial cell count was 2387 (431) cells/mm2. There were no postoperative complications. The retrieval of a dropped nucleus of the lens using a bipolar pencil enables small incisions without using PFCL.


2016 ◽  
Vol 6 (3) ◽  
pp. 134-39
Author(s):  
Md Abdus Salam Siddique

Background: Phacoemulsification is the modern method of sight restoring surgery for cataract and it is becoming popular day by day. We planned this study to find out any significant cell loss during this procedure leading to corneal endothelial decompression.Objective: To compare the preoperative and postoperative cell counts after phacoemulsification surgery.Materials and Methods: This prospective study was carried out at the National Institute of Ophthalmology and Hospital, Dhaka from July to September, 2008 to see the corneal endothelial change after phacoemulsification. A total of 60 cases with lental opacity, who underwent phacoemulsification surgery, were studied with specular microscope. The endothelial cell count was measured with specular microscope before and after cataract surgery. Postoperative cases were followed up to one and half months after surgery. A single group of patients were studied and their preoperative and postoperative values were compared. The inclusion and exclusion criteria were maintained properly.Results: The mean preoperative endothelial cell count was 2745.35 ± 395.27 (SD) per mm2 which gradually decreased to 2545.23 ± 348.83 (SD) per mm2 at the end of one and half months after surgery; mean cell loss was 200.12 ± 46.44 (7.29%).Conclusion: This study reveals that a moderate loss of endothelial cell after phacoemulsification does not hamper the corneal transparency and visual function as depicted from visual acuity records in follow-up periods, provided the endothelium is healthy and the number is above the threshold limit.J Enam Med Col 2016; 6(3): 134-139


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