K. Hoffer

发表

Agreement between Pentacam and videokeratography in corneal power assessment.

G. Savini, P. Barboni, M. Carbonelli, 2009, Journal of refractive surgery.

Repeatability of automatic measurements by a new Scheimpflug camera combined with Placido topography

Kenneth J Hoffer, Piero Barboni, Giacomo Savini, 2011, Journal of cataract and refractive surgery.

Recent developments in intraocular lens power calculation methods—update 2020

G. Savini, K. Hoffer, Leonardo Taroni, 2020, Annals of translational medicine.

A new slant on toric intraocular lens power calculation.

G. Savini, K. Hoffer, P. Ducoli, 2013, Journal of refractive surgery.

Anterior chamber depth studies

G. Savini, K. Hoffer, 2015, Journal of cataract and refractive surgery.

UCLA clinical trial of radial keratotomy. Preliminary report.

K. Hoffer, T. H. Pettit, J. J. Darin, 1981, Ophthalmology.

Three years experience with radial keratotomy. The UCLA study.

K. Hoffer, T. H. Pettit, J. J. Darin, 1983, Ophthalmology.

Phakic refractive lens experience in Spain

K. Hoffer, J. Hoyos, Dimitrii D. Dementiev, 2002, Journal of cataract and refractive surgery.

Repeatability of automated measurements by a new anterior segment optical coherence tomographer and biometer and agreement with standard devices

G. Savini, K. Hoffer, I. Abicca, 2021, Scientific reports.

UPDATE ON IOL POWER CALCULATION STUDY PROTOCOLS: THE BETTER WAY TO DESIGN AND REPORT CLINICAL TRIALS.

G. Savini, K. Hoffer, 2020, Ophthalmology.

Comparison of different methods to calculate the axial length measured by optical biometry

G. Savini, K. Hoffer, Leonardo Taroni, 2021, Journal of cataract and refractive surgery.

Biometry of 7,500 cataractous eyes.

K. Hoffer, 1980, American journal of ophthalmology.

Effect of Gender and Race on Ocular Biometry

G. Savini, K. Hoffer, 2017, International ophthalmology clinics.

Intraocular lens power calculation with ray tracing based on AS-OCT and adjusted axial length after myopic excimer laser surgery

J. M. Dias, G. Savini, P. Barboni, 2022, Journal of cataract and refractive surgery.

Split‐Window OCT biometry in pseudophakic eyes

K. Hoffer, B. Sikorski, 2022, Acta ophthalmologica.

Corneal diameter measurements by 3 optical biometers and their effect on phakic intraocular lens sizing

G. Savini, K. Hoffer, Domenico Schiano-Lomoriello, 2022, Journal of cataract and refractive surgery.

Influence of intraocular lens haptic design on refractive error

G. Savini, P. Barboni, K. Hoffer, 2014, Journal of cataract and refractive surgery.

Ultrasound velocities for axial eye length measurement.

K. Hoffer, 1994, Journal of cataract and refractive surgery.

Repeatability of new optical biometer and agreement with 2 validated optical biometers, all based on SS-OCT

G. Savini, P. Barboni, K. Hoffer, 2022, Journal of cataract and refractive surgery.

Normal endothelial cell count range.

K. Hoffer, M. Kraff, Kenneth J. Hoffer, 1980, Ophthalmology.

Vertical endothelial cell disparity.

K. Hoffer, 1979, American journal of ophthalmology.

Corneal decomposition after corneal endothelium cell count.

K. Hoffer, 1979, American journal of ophthalmology.

Agreement between lens thickness measurements by ultrasound immersion biometry and optical biometry.

G. Savini, K. Hoffer, Domenico Schiano-Lomoriello, 2018, Journal of cataract and refractive surgery.

Triple procedure for intraocular lens exchange.

K. Hoffer, 1987, Archives of ophthalmology.

CURRENT AND FUTURE USE OF MACHINE AND DEEP LEARNING SYSTEMS

D. Ting, G. Savini, K. Hoffer, 2021 .

Intraocular lens power calculation in eyes with keratoconus.

G. Savini, K. Hoffer, Domenico Schiano-Lomoriello, 2019, Journal of cataract and refractive surgery.

Transplantation of endothelium and descemet membrane for aphakic corneal edema in 1980.

K. Hoffer, J. Hofbauer, 2010, Journal of refractive surgery.

IOL Power Calculation in Eyes Undergoing Combined Descemet Membrane Endothelial Keratoplasty and Cataract Surgery.

G. Savini, K. Hoffer, P. Rama, 2022, Journal of refractive surgery.

Corneal Endothelial Cell Density in Children: Normative Data From Birth to 5 Years Old.

K. Hoffer, 2017, American journal of ophthalmology.

Sodium Hyaluronate.

K. Hoffer, 1984, Ophthalmic surgery.

A Review of the Sonometrics DBR Unit and the Binkhorst Formula-Reply

K. Hoffer, 1982 .

Intracameral Subcapsular Fluorescein Staining for Improved Visualization During Capsulorhexis in Mature Cataracts

K. Hoffer, J. McFarland, 1993, Journal of cataract and refractive surgery.

Update on Intraocular Lens Power Calculation Study Protocols

G. Savini, K. Hoffer, 2020 .

Intraocular lens power calculation in eyes with previous corneal refractive surgery

G. Savini, K. Hoffer, 2018, Eye and Vision.

The Hoffer Q formula: A comparison of theoretic and regression formulas

K. Hoffer, K J Hoffer, 1993, Journal of cataract and refractive surgery.

Scheimpflug analysis of corneal power changes after myopic excimer laser surgery

G. Savini, P. Barboni, M. Carbonelli, 2013, Journal of cataract and refractive surgery.

Corneal power measurements with the Pentacam Scheimpflug camera after myopic excimer laser surgery

G. Savini, P. Barboni, K. Hoffer, 2008, Journal of cataract and refractive surgery.

BIOMETRY OF 7500 CATARACTOUS EYES

K. Hoffer, 1980 .

Accuracy of a New Swept-Source Optical Coherence Tomography Biometer for IOL Power Calculation and Comparison to IOLMaster.

G. Savini, P. Barboni, K. Hoffer, 2017, Journal of refractive surgery.

Accuracy of optical biometry combined with Placido disc corneal topography for intraocular lens power calculation

G. Savini, P. Barboni, K. Hoffer, 2017, PloS one.

Comparison of AL-Scan and IOLMaster 500 Partial Coherence Interferometry Optical Biometers.

G. Savini, K. Hoffer, 2016, Journal of refractive surgery.

Comparison of a new optical biometer using swept‐source optical coherence tomography and a biometer using optical low‐coherence reflectometry

G. Savini, K. Hoffer, P. Hoffmann, 2016, Journal of cataract and refractive surgery.

Multicenter study of optical low‐coherence interferometry and partial‐coherence interferometry optical biometers with patients from the United States and China

G. Savini, K. Hoffer, Jinhai Huang, 2016, Journal of cataract and refractive surgery.

Protocols for studies of intraocular lens formula accuracy.

G. Savini, K. Hoffer, T. Olsen, 2015, American journal of ophthalmology.

Intraocular lens power calculation after previous laser refractive surgery.

K. Hoffer, 2009, Journal of cataract and refractive surgery.

Clinical results using the Holladay 2 intraocular lens power formula.

K. Hoffer, K J Hoffer, 2000, Journal of cataract and refractive surgery.

Intraocular lens power calculation for eyes after refractive keratotomy.

K. Hoffer, 1995, Journal of refractive surgery.

Secondary intraocular lens implantation vs epikeratophakia for the treatment of aphakia.

K. Hoffer, 1987, American journal of ophthalmology.

Long-term Outcomes and Complications of the New Carlevale Sutureless Scleral Fixation Posterior Chamber IOL.

G. Savini, K. Hoffer, A. Vaiano, 2021, Journal of refractive surgery.

Accuracy of ultrasound intraocular lens calculation.

K. Hoffer, 1981, Archives of ophthalmology.

Repeatability of automatic measurements by a new anterior segment optical coherence tomographer combined with Placido topography and agreement with 2 Scheimpflug cameras.

G. Savini, K. Hoffer, Domenico Schiano-Lomoriello, 2018, Journal of cataract and refractive surgery.

Accuracy of corneal power measurements by a new Scheimpflug camera combined with Placido‐disk corneal topography for intraocular lens power calculation in unoperated eyes

G. Savini, P. Barboni, M. Carbonelli, 2012, Journal of cataract and refractive surgery.

Endothelial cell counts with and without phacoemulsification.

K. Hoffer, 1979, Ophthalmology.

A cell membrance theory of endothelial repair and vertical cell loss after cataract surgery

K. Hoffer, G. Phillippi, 1978 .

Intraoperative optical refractive biometry for intraocular lens power estimation without axial length and keratometry measurements

Kenneth Hoffer, L. Labree, K. Hoffer, 2005, Journal of cataract and refractive surgery.

Reply: To PMID 26117311.

G. Savini, K. Hoffer, T. Olsen, 2015, American journal of ophthalmology.

Intraocular lens power calculation with the Scheimpflug camera after refractive surgery.

G. Savini, K. Hoffer, P. Ducoli, 2013, Journal of cataract and refractive surgery.

Effects of extracapsular implant techniques on endothelial density.

K. Hoffer, 1982, Archives of ophthalmology.

Fixation Stability and Refractive Error After Cataract Surgery in High Myopic Eyes.

G. Savini, K. Hoffer, W. Haigis, 2016, American journal of ophthalmology.

Intraocular lens power calculation by ray-tracing after myopic excimer laser surgery.

G. Savini, P. Barboni, K. Hoffer, 2014, American journal of ophthalmology.

A Comprehensive Assessment of the Precision and Agreement of Anterior Corneal Power Measurements Obtained Using 8 Different Devices

G. Savini, K. Hoffer, Qin-Mei Wang, 2012, PloS one.

Comparison of anterior segment measurements by 3 Scheimpflug tomographers and 1 Placido corneal topographer

Kenneth J Hoffer, Piero Barboni, Giacomo Savini, 2011, Journal of cataract and refractive surgery.

Intraocular Lens Power Calculation

K. Hoffer, 2010 .

Radial keratotomy for intolerable myopia after penetrating keratoplasty.

K. Hoffer, 1993, American journal of ophthalmology.

Influence of axial length and corneal power on the astigmatic power of toric intraocular lenses

G. Savini, P. Barboni, M. Carbonelli, 2013, Journal of cataract and refractive surgery.

Toric intraocular lens calculations.

G. Savini, K. Hoffer, 2012, Archives of ophthalmology.

Accuracy of Scheimpflug corneal power measurements for intraocular lens power calculation

G. Savini, P. Barboni, M. Carbonelli, 2009, Journal of cataract and refractive surgery.

Repeatability of total Keratometry and standard Keratometry by the IOLMaster 700 and comparison to total corneal astigmatism by Scheimpflug imaging

G. Savini, K. Hoffer, Leonardo Taroni, 2020, Eye.

Reply: Errata in printed Hoffer Q formula

K. Hoffer, 2007 .

A cell membrane theory of endothelial repair and vertical cell loss after cataract surgery.

K. Hoffer, G. Phillippi, 1978, Journal - American Intra-Ocular Implant Society.

Comparison of methods to measure corneal power for intraocular lens power calculation using a rotating Scheimpflug camera

G. Savini, P. Barboni, M. Carbonelli, 2013, Journal of cataract and refractive surgery.

Preoperative Cataract Evaluation: Intraocular Lens Power Calculation

K. Hoffer, 1982, International ophthalmology clinics.

Intraocular lens calculation: the problem of the short eye.

K. Hoffer, K J Hoffer, 1981, Ophthalmic surgery.

X-ray technique for discovering metal loops of intraocular lenses.

K. Hoffer, T. V. Scott, R. W. Dion, 1979, Journal - American Intra-Ocular Implant Society.

Repeatability and reproducibility of biometry and keratometry measurements using a noncontact optical low-coherence reflectometer and keratometer.

K. Hoffer, H. Shammas, Kenneth J. Hoffer, 2012, American journal of ophthalmology.

Estimating the Preoperative Corneal Power With Scheimpflug Imaging in Eyes That Have Undergone Myopic LASIK.

G. Savini, K. Hoffer, P. Ducoli, 2016, Journal of refractive surgery.

Repeatability of automatic measurements performed by a dual Scheimpflug analyzer in unoperated and post‐refractive surgery eyes

Kenneth J Hoffer, Piero Barboni, Giacomo Savini, 2011, Journal of cataract and refractive surgery.

K. Hoffer, 1977, American journal of ophthalmology.

Encroaching lens loops.

K. Hoffer, 1991, Archives of ophthalmology.

Axial dimension of the human cataractous lens.

K. Hoffer, 1993, Archives of ophthalmology.

Testing the dioptric power accuracy of exact‐power‐labeled intraocular lenses

I. Ilev, K. Hoffer, R. Faaland, 2009, Journal of cataract and refractive surgery.

Comparison of the new Hoffer QST with 4 modern accurate formulas

G. Savini, K. Hoffer, Leonardo Taroni, 2022, Journal of cataract and refractive surgery.

IOL Power Calculation in Short and Long Eyes.

G. Savini, K. Hoffer, 2017, Asia-Pacific journal of ophthalmology.

Ocular biometric measurements in cataract surgery candidates in Portugal

K. Hoffer, F. Ribeiro, Paulo Ribeiro, 2017, PloS one.

DIAGNOSTIC & SURGICAL TECHNIQUES.

K. Hoffer, M. Goldberg, 1984 .

Preoperative evaluation of the cataractous patient.

K. Hoffer, 1984, Survey of ophthalmology.

Refractive outcomes of intraocular lens power calculation using different corneal power measurements with a new optical biometer.

G. Savini, K. Hoffer, K. Negishi, 2018, Journal of cataract and refractive surgery.

Simulated Keratometry Versus Total Corneal Power by Ray Tracing: A Comparison in Prediction Accuracy of Intraocular Lens Power

G. Savini, K. Hoffer, P. Ducoli, 2017, Cornea.

Survey on the use of intraocular lenses.

K. Hoffer, 1978, Ophthalmology.

Trends in intraocular lens design, lens manufacture, and implantation procedures.

K. Hoffer, 1982, Annals of ophthalmology.

Comparison of refractive stability after non-toric versus toric intraocular lens implantation during cataract surgery.

G. Savini, P. Barboni, M. Carbonelli, 2014, American journal of ophthalmology.

Intraocular lens power calculation after myopic excimer laser surgery: Clinical comparison of published methods

G. Savini, P. Barboni, M. Carbonelli, 2010, Journal of cataract and refractive surgery.

Anterior chamber depth measurement in pseudophakic eyes: a comparison of Pentacam and ultrasound.

G. Savini, P. Barboni, M. Carbonelli, 2010, Journal of refractive surgery.

Comparison of 2 laser instruments for measuring axial length

G. Savini, K. Hoffer, John H. Shammas, 2010, Journal of cataract and refractive surgery.

Corneal ray tracing versus simulated keratometry for estimating corneal power changes after excimer laser surgery

G. Savini, K. Hoffer, A. Calossi, 2014, Journal of cataract and refractive surgery.

Intraocular lens power calculation after myopic excimer laser surgery: Selecting the best method using available clinical data

G. Savini, P. Barboni, M. Carbonelli, 2015, Journal of cataract and refractive surgery.

Corneal Asphericity and IOL Power Calculation in Eyes With Aspherical IOLs.

G. Savini, P. Barboni, K. Hoffer, 2017, Journal of refractive surgery.

Clinical Accuracy of 18 IOL Power Formulas in 241 Short Eyes

G. Savini, K. Hoffer, Diogo Hipólito-Fernandes, 2021, Current eye research.

Accuracy of the refractive prediction determined by multiple currently available intraocular lens power calculation formulas in small eyes.

K. Hoffer, 2015, American journal of ophthalmology.

Intraoperative refractive biometry for predicting intraocular lens power calculation after prior myopic refractive surgery.

K. Hoffer, T. Ianchulev, D. Chang, 2014, Ophthalmology.

Effect of microinterventional endocapsular nucleus disassembly using centripetal loop fragmentation on refractive outcomes after cataract surgery.

Ravinder D. Pamnani, K. Hoffer, G. Roper, 2020, Journal of cataract and refractive surgery.

Comparison of formula accuracy for intraocular lens power calculation based on measurements by a swept-source optical coherence tomography optical biometer.

G. Savini, P. Barboni, K. Hoffer, 2020, Journal of cataract and refractive surgery.

Accuracy of New Intraocular Lens Power Calculation Formulas: A Lens Thickness Study.

G. Savini, P. Barboni, K. Hoffer, 2021, Journal of refractive surgery.

Clinical Results of the Hoffer H-5 Formula in 2707 Eyes: First 5th-generation Formula Based on Gender and Race

G. Savini, K. Hoffer, 2017, International ophthalmology clinics.

Outcomes of IOL power calculation using measurements by a rotating Scheimpflug camera combined with partial coherence interferometry.

G. Savini, P. Barboni, K. Hoffer, 2020, Journal of cataract and refractive surgery.

Re: Goto et al.: Prediction of postoperative intraocular lens position with angle-to-angle depth using anterior segment optical coherence tomography (Ophthalmology. 2016;123:2474-2480).

G. Savini, K. Hoffer, P. Ducoli, 2017, Ophthalmology.

Repeatability and interobserver reproducibility of a new optical biometer based on swept-source optical coherence tomography and comparison with IOLMaster

G. Savini, K. Hoffer, F. Bao, 2016, British Journal of Ophthalmology.

Precision of a new Scheimpflug and Placido‐disk analyzer in measuring corneal thickness and agreement with ultrasound pachymetry

G. Savini, K. Hoffer, Liang Hu, 2013, Journal of cataract and refractive surgery.

Accuracy of a dual Scheimpflug analyzer and a corneal topography system for intraocular lens power calculation in unoperated eyes

G. Savini, P. Barboni, M. Carbonelli, 2011, Journal of cataract and refractive surgery.

Errors in self-programming the Hoffer Q formula

K. Hoffer, 2007, Eye.

Scheimpflug camera measurement of anterior and posterior corneal curvature in eyes with previous radial keratotomy.

G. Savini, P. Barboni, M. Carbonelli, 2012, Journal of refractive surgery.

Comparison of an upgraded optical biometer with 2 validated optical biometers

G. Savini, K. Hoffer, P. Kanclerz, 2021 .

Repeatability and reproducibility of optical biometry implemented in a new optical coherence tomographer and comparison with a optical low-coherence reflectometer.

G. Savini, K. Hoffer, J. Rozema, 2019, Journal of cataract and refractive surgery.

Multifocal Intraocular Lenses: Historical Perspective

G. Savini, K. Hoffer, 2014 .

Corneal cylinder in cataractous eyes.

K. Hoffer, 2009, Journal of cataract and refractive surgery.

Influence of the effective lens position, as predicted by axial length and keratometry, on the near add power of multifocal intraocular lenses

Kenneth J Hoffer, Marco Lombardo, Sebastiano Serrao, 2016, Journal of cataract and refractive surgery.

Ultrasound axial length measurement in biphakic eyes

K. Hoffer, 2003, Journal of cataract and refractive surgery.

Intraocular lens power calculations for multifocal intraocular lenses.

K. Hoffer, J. Holladay, 1993, American journal of ophthalmology.

Hoffer Split Bifocal Technology.

K. Hoffer, 2017, Journal of refractive surgery.

Comparison of 13 formulas for IOL power calculation with measurements from partial coherence interferometry

G. Savini, K. Hoffer, C. Traverso, 2020, British Journal of Ophthalmology.

Removing the Stableflex lens.

K. Hoffer, 1985, Journal - American Intra-Ocular Implant Society.

Comment on: Influence of ocular biometric parameters such as effective lens position, keratometry, and axial length on near add power of multifocal intraocular lens.

K. Hoffer, 2023, Journal of cataract and refractive surgery.

Pathologic examination of a J-loop posterior chamber intraocular lens in the ciliary sulcus.

K. Hoffer, 1981, American journal of ophthalmology.

Hoffer barrier ridge concept.

K. Hoffer, 2007, Journal of cataract and refractive surgery.

Toric intraocular lens calculations.

G. Savini, K. Hoffer, 2012, Archives of ophthalmology.

Intraocular lens power calculation using a Placido disk-Scheimpflug tomographer in eyes that had previous myopic corneal excimer laser surgery.

G. Savini, P. Barboni, K. Hoffer, 2018, Journal of cataract and refractive surgery.

Definition of ACD.

K. Hoffer, 2011, Ophthalmology.

Agreement of intraocular lens power calculation between 2 SS-OCT–based biometers

G. Savini, K. Hoffer, M. Thiel, 2021, Journal of cataract and refractive surgery.

Comparison of an upgraded optical biometer with 2 validated optical biometers

G. Savini, K. Hoffer, P. Kanclerz, 2020, Journal of cataract and refractive surgery.

Influence of corneal asphericity on the refractive outcome of intraocular lens implantation in cataract surgery

G. Savini, P. Barboni, K. Hoffer, 2015, Journal of cataract and refractive surgery.

Comparison of refractive stability after non-toric versus toric intraocular lens implantation during cataract surgery.

G. Savini, P. Barboni, M. Carbonelli, 2014, American journal of ophthalmology.

Accuracy of corneal power measurements by a new Scheimpflug camera combined with Placido‐disk corneal topography for intraocular lens power calculation in unoperated eyes

G. Savini, P. Barboni, M. Carbonelli, 2012, Journal of cataract and refractive surgery.

Corneal hysteresis and axial length among chinese children.

K. Hoffer, 2008, American journal of ophthalmology.

orneal Hysteresis and Axial Length mong Chinese Children

K. Hoffer, 2008 .

A simple lens power calculation program for the HP-67 and HP-97 calculators.

K. Hoffer, D. R. Allen, 1978, Journal - American Intra-Ocular Implant Society.

Anterior chamber and aqueous depth measurement in pseudophakic eyes: agreement between ultrasound biometry and scheimpflug imaging.

G. Savini, M. Carbonelli, K. Hoffer, 2013, Journal of refractive surgery.

Clinical relevance of radius of curvature error in corneal power measurements after excimer laser surgery

G. Savini, P. Barboni, M. Carbonelli, 2010, Journal of cataract and refractive surgery.

Intraocular lens power calculation for eyes after refractive keratotomy.

K. Hoffer, 1995, Journal of refractive surgery.

Color LED reflection topography: validation of equivalent keratometry reading for IOL power calculation in eyes with previous corneal myopic refractive surgery

G. Savini, K. Hoffer, R. Barraquer, 2021, Journal of cataract and refractive surgery.

Calculating Endothelial Cell Loss

K. Hoffer, 1997, Journal of cataract and refractive surgery.