Ординатура / Офтальмология / Английские материалы / Cataract and Refractive Surgery_Kohnen, Koch_2008

120 Index

Capsular tension rings (CTR) after-cataract formation clinical e ects, 36

mechanisms involved, 35

and capsular tension segment, 33, 34 capsular bag

diameter quantification, 34 shrinkage, 34, 35

capsular bag ovalization, 28, 29 capsular contraction, 41 capsulorhexis, 41

cataract and vitreous surgery, 30, 31 for sulcus suture fixation, 32, 33 generalized zonular weakness, 29, 30 insertion technique

capsular entanglement, 40 zonular traction, 41

intravitreal misplacement, 41 iris defects

aniridia, 31, 32 kolobomas, 31

localized zonular dehiscence, 29 modifications in, 28, 29

poly (methylmethacrylate) source, 27 posterior capsulorhexis, 30 subluxation in capsule complex, 42

Capsular tension segment (CTS), 33, 34 CBR. See Capsular bending ring

Coma induction, 95 Conductive keratoplasty (CK)

clinical trial, 116, 117 electromagnetic energy, 115, 116 emmetropes and hyperopes, 115

Contrast sensitivity (CS), 90–92, 96, 97, 107, 112, 117

Corneal refractive power, 69 Corneal spherical abberations

higher-order aberrations, 82 videokeratoscopes, 81

Corneal wavefront aberrations, 85 Cruise ControlTM system, 19 CTR. See Capsule tension rings

CTS. See Capsular tension segment

Disaccommodation of eye, 102

E ective phaco time (EPT), 12

EPT. See E ective phaco time

Eye trackers, 97

Femtosecond laser, 97

Helmholtz mechanism, 102 Higher-order aberrations (HOAs)

and spherical aberration, 84

aspheric IOLs, custom selection, 85–87 focus depth, 88

Hydrodelineation, 14

Hydrodissection, 14

Intracorneal hydrogel lenses, 115 Intraocular lens (IOL)

capsular fixation

anterior optic capture, 51 bag fixation, 51

ciliary sulcus, 53, 54 posterior optic capture, 52, 53

causes, 48–49 complications, 63 disadvantages, 50 dislocation or decentration

anterior and posterior chambers, 46–48 incident rate, 45

retroillumination, 48 zonular integrity, 48

iris sutured repositioning out-of the-bag lenses, 58 residual Sommering’s ring, 58 vitreous adhesions, 58, 60

polymethylmethacrylate source, 45 pre-existing subluxation

iris claw IOL, 63 opacification, 60 vitreous management, 62

pseudoexfoliation syndrome, 47, 48 scleral suture repositioning

conjunctival dissection, 55, 56 corneal paracentesis, 56 haptic region, 54

IOL-CTR complex, 54, 55 polypropylene needle, 56, 57

surgical management, 64 IOL. See Intraocular lens IRIS

and capsule tension rings aniridia, 31, 32 kolobomas, 31

Iris sutured repositioning and IOL out-of the-bag lenses, 58 residual Sommering’s ring, 58 vitreous adhesions, 58, 60

Lamellar corneal surgery, 8

Laser in situ keratomileusis (LASIK) astigmatism, 67 Laser-assisted in situ keratomileusis (LASIK)

aspheric IOL, 86

presbyopia monovision approach, 112 LASIK. See Laser-assisted in situ keratomileusis LCVA. See Low-contrast visual acuity

Limbal relaxing incisions (LRI), 70 Low-contrast visual acuity (LCVA), 96

McCannel suture technique, 60, 61

Microincision cataract surgery (MICS)

astigmatism, 70 astigmatism control, 21

corneal aberration control, 21–23 definition and advantages, 12 endophthalmitis prevention, 23, 24 flat instruments usage, 17

future development, 24 incision integrity, 20, 21 incision minimization, 11 irrigating–aspirating system, 19 liquid flow

corneal burns, 18, 19 infusion canulas, 17, 18

operation indication, 12, 13 surgical technique

anesthesia, 13 capsulorhexis, 13, 14 cataract removal, 15–17

hydrodissection and hydrodelineation, 14 incision optimization, 13 phacoemulsification, 15

prechopping, 14, 15 ultrasonic power reduction, 20

MicroSil Z-haptics, 79 Microtying forceps (MST), 60 MICS diamond knife, 13 MST. See Microtying forceps

Myopic PRK, aspheric IOL, 85, 86

OCT. See Optical coherence tomography Ocular visco-surgical device (OVD), 29 Oculus. See Pentacam

Optical coherence tomography (OCT), 4 Optical Quality Analysis System, 22 Optimal IOL spherical aberrations, 85, 86 Orbscan technology

elevation maps, 2

in refractive surgery, 7

OVD. See Ocular visco-surgical device

Pachymetry, 4–7 Pea podding, 49 Pentacam

and slit images, 2, 3

in refractive surgery, 7, 8 Phacoemulsification, 15

Phakic intraocular lenses (PIOL), 8 Photorefractive keratectomy (PRK)

presbyopia monovision approach, 112, 113 Phototherapeutic keratectomy (PTK)

postoperative curvature maps, 2, 3 PIOL. See Phakic intraocular lenses Placido-disc based imaging, 2

PMTF. See Polychromatic modulation transfer function

Polychromatic modulation transfer function (PMTF), 88

Posterior chamber IOLs (PCIOL), 46 PPC. See Primary posterior capsulorhexis Prechopping, 14, 15

PresbyLASIK concentric rings, 113

visual outcomes, 114, 115 Presbyopia

Acufocus ACI 7000 inlay, 115 conductive keratoplasty

clinical trial, 116, 117 electromagnetic energy, 115, 116

definition, 101 extralenticular origin

ciliary muscle disfunction, 105, 106 elasticity of membrane, 106 vitreous body, 106

intracorneal hydrogel lenses, 115 lens elasticity restoration, 107 lenticular origin

aging of capsule, 105 growth of lens, 105 hardening of lens, 104 105

monovision approach binocular visual acuity, 112 interocular blur, 111 LASIK, 112

patient selection, 112

photorefractive keratectomy (PRK), 112, 113 multifactorial origin, 106

multifocal LASIK concentric rings, 113 visual outcomes, 114, 115

Primary posterior capsulorhexis (PPC), 30 Pseudo-accommodation of eye, 104

PTK. See Phototherapeutic keratectomy Pupil diameter (PD), 95

Scheimpflug imaging, 2, 3

Scleral suture repositioning and IOL conjunctival dissection, 55, 56 corneal paracentesis, 56

haptic region, 54 IOL-CTR complex, 54, 55

polypropylene needle, 56, 57 Slit lamp biomicroscopy, 1 Slit-scanning imaging, 2 SofPort AO/Akreos AO IOL, 83 Spherical abberations (SA)

clinical outcomes, 90, 91 higher-order aberrations, 82, 84 videokeratoscopes, 81

SQV. See Subjective quality of vision STAAR Toric IOL, 78

Stable chamber tubing system, 19, 20 Stiles–Crawford e ect, 88, 89 Subjective quality of vision (SQV), 96 Sulcus suture fixation and CTR, 32, 33

Sunrise syndrome, 48 Sunset syndrome, 48

Surgically induced astigmatism (SIA), 21

Tecnis IOL, 83 ThinOptX lens, 21

Toric intraocular lenses (TIOL) advantages and disadvantages, 70, 71 clinical trials, 78

digital overlay technique axis markers, 73, 75 cyclorotation, 72–74

implantation, 76,

IOL power calculation, 72 keratometric measurements, 71, 72

primary cataract surgery, 70 refraction control and topography, 76

Uncorrected distance visual acuity (UCDVA), 115, 116

Videokeratography

in refractive surgery, 7 placido-disc based imaging, 2

VOL-CT program, 85

Wavefront-guided laser profiles, 97

Zernike modes, 96

Zernike terms, 82, 84, 89

ZernikeTool program, 88, 89