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Manual Phaco
Ashok Garg, Luther L Fry, Amulya Sahu, Francisco J. Gutierrez-Carmona
CHAPTER 1:
Clinical Significance of Manual Phaco in Modern Cataract Surgery
INTRODUCTION
OBJECTIVES
CHAPTER 2:
Dynamics of Incision and Wound Construction in MSICS
INCISIONS FOR CATARACT SURGERY
WOUND CONSTRUCTION FOR SMALL INCISION MANUAL SURGERY
Site of Wound
Dimensions of Wound
Design and Architecture of Wound
Pre-existing Astigmatism
Stability of the Wound
PROCEDURE OF WOUND CONSTRUCTION
Anesthesia
Instruments Used
Technique of Wound Construction
COMPLICATIONS DURING WOUND CONSTRUCTION
CONVERSION TO STANDARD ECCE WOUND
NUCLEUS MANAGEMENT
Steps of Nucleus Delivery after Doing Hydroprocedure
Dislocating Equator of the Nucleus out of the Bag
Delivering the Nucleus into the Anterior Chamber
Minification of the Nucleus
Delivery of Nucleus
Complications during Nucleus Management
Prolapse of Iris
Posterior Capsular Rupture
Vitreous Loss during Surgery
Dropped Nucleus during Surgery
CHAPTER 3:
Ocular Pharmacokinetics in Manual Small Incision Cataract Surgery
INTRODUCTION
ANTIBIOTICS
Fluoroquinolone Group
Aminoglycosides
Cephalosporins
Polypeptides including Polymixin B and Bactracin
POVIDONE IODINE (HALOGENS)
MYDRIATICS AND CYCLOPLEGICS
MIOTICS
IRRIGATING SOLUTIONS AND OPHTHALMIC VISCOSURGICAL DEVICES
Intraocular Irrigating Solution
Ophthalmic Viscosurgical Devices (Viscoelastic Substances)
Sodium Hyaluronate
Methylcellulose
ANTIINFLAMMATORY DRUGS
Corticosteroids
Non-steroidal Antiinflmmatory Drugs (NSAIDs)
CHAPTER 4:
Small Incision Planned Extra
INTRODUCTION
INCISION
SMALL PUPILS
ANTERIOR CAPSULOTOMY
HYDRODISSECTION
NUCLEUS DELIVERY
CORTEX ASPIRATION
CAVEATS
CHAPTER 5:
Manual Multiphaco-fragmentation (MPF) Allows for Small Incision Cataract Surgery
INTRODUCTION
SURGICAL TECHNIQUE
Anterior Capsulotomy
Incision
Hydrodissection and Luxation of the Nucleus
Nuclear Fragmentation
Manipulation of Nuclear Fragments
Extraction of the Cortex and Remains of Nucleus
IOL Implantation and Wound Closure
CHAPTER 6:
Manual Phacocracking
INTRODUCTION
PRINCIPLES
SURGICAL TECHNIQUES
COMPLICATIONS
VISUAL OUTCOMES
CHAPTER 7:
Phacosection Technique in MSICS
INTRODUCTION
PATIENT SELECTION, PREPARATION AND ANESTHESIA
Patient Preparation
Anesthesia and Akinesia
INSTRUMENTATION
ENTRY INTO THE EYE
Preperation
Separation of Eyelids
Add on Anesthesia
Superior Rectus
Peritomy
Tunnel Incision
Structural Principles
Astigmatic Neutral Zone
FLUIDICS AND OPEN AND CLOSE CHAMBER CONCEPTS
ANTERIOR CAPSULOTOMY
NUCLEUS MANAGEMENT
Hydroprocedures
Phacosection
CORTICAL ASPIRATION
Few General Principles of Cortical Removal
Cortex Removal in Event of PC Tear
IMPLANTATION OF INTRAOCULAR LENS
Postoperative Instructions
Advantages
Disadvantages
GUIDELINES FOR BEGINNERS
SUGGESTED READING
CHAPTER 8:
The Phacofracture Technique in SICS
INTRODUCTION
SURGICAL TECHNIQUE
Anesthesia
Incision
Capsulorhexis
Hydroprocedure
Nuclear Luxation
Nucleus Delivery
COMPLICATIONS
CHAPTER 9:
3 mm Manual SICS Stop and Chop
INTRODUCTION
SURGICAL TECHNIQUES
Incision
Capsulorhexis
Hydrodissection
Delivering the Nucleus out of the Bag
Delivery of the Nucleus out of the AC
CONCLUSIONS
CHAPTER 10:
Nucleus Management by Viscoexpression Technique in Manual SICS
SURGICAL TECHNIQUES
CHAPTER 11:
Closed Chamber Manual Phacofrag-mentation
SURGICAL TECHNIQUE
CHAPTER 12:
Blumenthal's Technique in MSICS
INTRODUCTION
PRINCIPLE
INSTRUMENTATION AND SURGICAL PROCEDURES
Anterior Chamber Maintainer (ACM)
Side Ports and ACM Port
CAPSULOTOMY
Scleral Incision
Tunnel and Internal Opening
Hydroprocedures and Nucleus Prolapse
Nucleus Expression
Cortical Clean-up
IOL Insertion
Closing up
ADVANTAGES OF THE TECHNIQUE
CHAPTER 13:
Manual Small Incision Cataract Surgery Using Irrigating Vectis
INTRODUCTION
SURGICAL PROCEDURE
Peritomy
Scleral Tunnel and Side Port Incision
Capsulotomy
Flipping the Nucleus into Anterior Chamber
Nucleus Removal
Management of Hard Cataracts
Irrigation-aspiration of the Cortex
CHAPTER 14:
Small Incision, Sutureless Temporal Approach Extracapsular Cataract Surgery
INTRODUCTION
PREOPERATIVE MANAGEMENT
SURGICAL TECHNIQUE FOR CONVENTIONAL CATARACT SURGERY
SMALL INCISION SUTURELESS CATARACT SURGERY
TEMPORAL SMALL INCISION EXTRACAPSULAR SURGERY WITH POSTERIOR CHAMBER INTRAOCULAR LENS
Methods
OUTCOMES
Astigmatic Change
Refraction and Visual Acuity
COMPLICATIONS
CONCLUSIONS
CHAPTER 15:
Sutureless Cataract Surgery with Nucleus Extraction: Fishhook Technique
BACKGROUND
THE HOOK
THE TECHNIQUE
Tunnel Construction
Capsular Opening
Hydrodissection and Nucleus Mobilization
Nucleus Hook Extraction
Completing the Surgery
OUTCOME
LEARNING CURVE
SPECIAL HIGHLIGHTS
ACKNOWLEDGEMENTS
CHAPTER 16:
Versatility of Anterior Chamber Maintainer (ACM) in SICS
INTRODUCTION
MODIFIED BLUMENTHAL TECHNIQUE
Insertion of ACM
Principle of the Technique
Assisted Delivery
Phacofracture and Phacosection
ACM in Phacoemulsification
Mini-incisional Surgery
CHAPTER 17:
The Double Wire Snare Splitter technique for Small Incision, Non-phaco Cataract Surgery
INTRODUCTION
WHAT IS THE MYSTIQUE OF 4.00 MM
DOUBLE WIRE SNARE, THE TRISECTOR: MANNER OF CONSTRUCTION
SURGICAL TECHNIQUE
SUMMARY
CHAPTER 18:
The “Jaws” Slider Pincer Technique for Small Incision, Non-phako Cataract Surgery
INTRODUCTION
THE INSTRUMENT
THE TECHNIQUE
RESULTS
Variations
SUMMARY
CHAPTER 19:
SICS in Pediatric Cataracts
INTRODUCTION
WHY SICS AND IOL IN A CHILD?
SURGICAL PROCEDURE
Surgery
Anesthesia
Tunnel Incisions
Viscoelastics
Anterior Capsulectomy
Removal of Lens Matter
Primary IOL Implantation
Management of Posterior Capsule
SELECTION OF IOL POWER
POSTOPERATIVE MEDICATIONS
FOLLOW-UP
CHAPTER 20:
MSICS in Difficult Situations
INTRODUCTION
Small Pupil
Managing Intraoperative Miosis
Managing Nondilating Pupil
Technique of Stretching Small Pupil
White Cataract
Hard Black Cataract
Subluxated Cataracts
Cataracts with Pseudoexfoliation
Cataracts with Existing Filtration Blebs
CONCLUSION
CHAPTER 21:
Update on Various Nucleus Delivery Techniques in Manual Small Incision Cataract Surgery
INTRODUCTION
DELIVERY OF NUCLEUS INTO THE ANTERIOR CHAMBERS
REMOVAL OF NUCLEUS OUT OF THE WOUND6 (VARIOUS TECHNIQUES)
The Blumenthal Technique6
Viscoexpression6
Phacofracture3
Manual Phacofracture Cardona's Technique
Phaco Sandwich Technique4,11
Manual Multiple Phacofragmentation6
Prechop Manual Phacofragmentation12
Quarters Extraction Technique for Manual Phacofragmentation9
Chop Bisector/Chop Trisector and Chopsticks Technique for Extraction of the Nuclear Fragments
Use of Claw Vectis10
Using of Plain Wire Vectis6
Fish Hook Technique8
Phaco-punch Technique
Hybrid Technique18
Jaws Slider Pincer Technique
The Double Wire Snare Splitter Technique
Instrument
Surgical Technique
Manual Phacocracking
Surgical Techniques
COMPLICATIONS
VISUAL OUTCOMES
CONCLUSION
CHAPTER 22:
Complications and their Avoidance in Manual Small Incision Cataract Surgery
INTRODUCTION
INTRAOPERATIVE COMPLICATIONS AND THEIR AVOIDANCE
Wound Construction
Capsulotomy
Nuclear Luxation
Dialysis or Rupture of the Posterior Capsule
Iris Trauma
POSTOPERATIVE COMPLICATIONS AND THEIR AVOIDANCE
Corneal Edema
Shallow Anterior Chamber
High Intraocular Pressure
Postoperative Endophthalmitis
INDEX
TOC
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