Retinal damage mechanisms and safety for ultrashort laser exposure

被引:3
|
作者
Rockwell, BA [1 ]
Toth, CA [1 ]
Roach, WP [1 ]
Payne, DJ [1 ]
Hopkins, RA [1 ]
Kennedy, PK [1 ]
Stolarski, DJ [1 ]
Noojin, GD [1 ]
Thomas, RJ [1 ]
Cain, CP [1 ]
机构
[1] USAF, Res Lab, Human Effectiveness Directorate, Directed Energy Bioeffects Div,Opt Radiat Branch, Brooks AFB, TX 78235 USA
关键词
eye; safety; laser; nonlinear optics; retinal damage; nanosecond; picosecond; femtosecond;
D O I
10.1117/12.349987
中图分类号
R318 [生物医学工程];
学科分类号
0831 ;
摘要
For the past several years the US Air Force has led a research effort to investigate the thresholds and mechanisms for retinal damage from ultrashort laser pulses [i.e. nanosecond (10(-9) sec) to femtosecond (10(-15) sec) pulse widths]. The goal was to expand the biological database into the ultrashort pulse regime and thus to allow establishment of maximum permissible exposure limits for these lasers. We review the progress made in determining trends in retinal damage by ultrashort laser pulses in the visible and near infrared, including variations in spot size and number of pulses. We also discuss the most likely damage mechanisms operative in this pulse width regime and discuss relevance to laser safety.
引用
收藏
页码:4 / 10
页数:7
相关论文
共 50 条
  • [1] Retinal damage mechanisms for ultrashort laser exposure
    Rockwell, BA
    Payne, D
    Hopkins, RA
    Hengst, G
    Toth, C
    Roach, WP
    Stolarski, D
    Noojin, G
    Thomas, R
    Cain, C
    ILSC'99: PROCEEDINGS OF THE INTERNATIONAL LASER SAFETY CONFERENCE, 1999, 4 : 9 - 17
  • [2] Retinal damage mechanisms from ultrashort laser exposure
    Rockwell, BA
    Payne, DJ
    Hopkins, RA
    Hammer, DX
    Kennedy, PK
    Amnotte, RE
    Eilert, B
    Druessel, JJ
    Toth, CA
    Roach, WP
    Phillips, SL
    Stolarski, DJ
    Noojin, GD
    Thomas, RJ
    Cain, CP
    APPLICATIONS OF ULTRASHORT-PULSE LASERS IN MEDICINE AND BIOLOGY, 1998, 3255 : 50 - 55
  • [3] MECHANISMS OF RETINAL DAMAGE RESULTING FROM EXPOSURE OF RHESUS-MONKEYS TO ULTRASHORT LASER PULSES
    GOLDMAN, AI
    HAM, WT
    MUELLER, HA
    EXPERIMENTAL EYE RESEARCH, 1975, 21 (05) : 457 - 469
  • [4] Ultrashort laser pulse retinal damage
    Rockwell, BA
    Roach, WP
    Payne, D
    Kennedy, P
    Druessel, J
    Amnotte, R
    Eilert, B
    Phillips, S
    Stolarski, D
    Noojin, G
    Cain, C
    Toth, C
    LASER AND NONCOHERENT OCULAR EFFECTS: EPIDEMIOLOGY, PREVENTION, AND TREATMENT, PROCEEDINGS OF, 1997, 2974 : 60 - 65
  • [5] Histopathology of ultrashort laser pulse retinal damage
    Toth, CA
    Narayan, DG
    Osborne, C
    Rockwell, BA
    Stein, CD
    Amnotte, RE
    DiCarlo, C
    Roach, W
    Noojin, G
    Cain, C
    LASER-TISSUE INTERACTION VII, PROCEEDINGS OF, 1996, 2681 : 375 - 381
  • [6] Retinal Safety Analysis for a Novel Ultrashort Femtosecond Laser
    Sun, Zheng
    Fu, Hong
    INVESTIGATIVE OPHTHALMOLOGY & VISUAL SCIENCE, 2017, 58 (08)
  • [7] Retinal damage from femtosecond to nanosecond laser exposure
    Thomas, R
    Noojin, G
    Stolarski, D
    Hengst, G
    Toth, C
    Roach, WP
    Rockwell, BA
    LASER-INDUCED DAMAGE IN OPTICAL MATERIALS: 1999, 2000, 3902 : 54 - 61
  • [8] RETINAL DAMAGE SECONDARY TO CHRONIC LIGHT EXPOSURE - THRESHOLDS AND MECHANISMS
    LAWWILL, T
    CROCKETT, S
    CURRIER, G
    DOCUMENTA OPHTHALMOLOGICA, 1977, 44 (02) : 379 - 402
  • [9] Accidental human retinal injuries by laser exposure: Implications to laser safety
    Stuck, BE
    Zwick, H
    Lund, DJ
    Scales, DK
    Gagliano, DA
    ILSC'97 - PROCEEDINGS OF THE INTERNATIONAL LASER SAFETY CONFERENCE, VOL 3, 1997, : 576 - 585
  • [10] Retinal damage and laser-induced breakdown produced by ultrashort-pulse lasers
    Cain, CP
    DiCarlo, CD
    Rockwell, BA
    Kennedy, PK
    Noojin, GD
    Stolarski, DJ
    Hammer, DX
    Toth, CA
    Roach, WP
    GRAEFES ARCHIVE FOR CLINICAL AND EXPERIMENTAL OPHTHALMOLOGY, 1996, 234 : S28 - S37