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临床试验/ISRCTN87623837
ISRCTN87623837进行中(未招募)未知

etter contrast sensitivity testing in a young presbyopic phakic population

Ocular Technology Group - International0 个研究点目标入组 20 人开始时间: 2021年1月29日最近更新:
适应症

试验速览

阶段
未知
状态
进行中(未招募)
发起方
入组人数
20

研究概览

简要总结

暂无简介。

研究设计

研究类型
Interventional

入排标准

性别
All

入选标准

  • 1. Aged 40-50 years
  • 2. Spectacle refraction: Distance: Sphere: -6.00D to +4.00D, Astigmatism: 0.00D to -3.00D, Near Addition: +0.50D to +2.50D
  • 3. Best corrected visual acuity of at least 20/20 in each eye
  • 4. Spectacles or soft contact lenses habitual visual correction
  • 5. Have normal eyes with the exception of a need for visual correction
  • 6. Have read and understood the Participant Information Sheet in English
  • 7. Have read, signed and dated the Informed Consent
  • 8. Be willing and able to adhere to the instructions set in the clinical protocol and maintain the appointment schedule

排除标准

  • 1. Ocular anterior segment infection, inflammation, abnormality or active disease that would contraindicate contact lens wear
  • 2. Newly prescribed (within past 30 days) use of some systemic medications (such as antihistamines, decongestants, diuretics, muscle relaxants, tranquilisers, stimulants, anti-depressants, anti-psychotics, oral contraceptives) or new prescription eye drops which is not rewetting eyedrops for which contact lens wear would be contraindicated as determined by the investigator
  • 3. Monocular patients (only one eye with functional vision) or participants fit with only one lens
  • 4. Any moderate or severe ocular condition observed during the slit-lamp examination at the enrollment visit
  • 5. History of herpetic keratitis, ocular surgery or irregular cornea
  • 6. Known pregnancy during the study period
  • 7. Enrollment of the investigator or his/her staff, family members of the investigator, family members of the investigator's staff, or individuals living in the households of these individuals

研究者

发起方
Ocular Technology Group - International

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