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To explore the central pathogenesis and precise treatment strategy of refractory amblyopia based on rTMS technique For patients( who did not respond to conventional treatment)

To explore the central pathogenesis and precise treatment strategy of refractory amblyopia based on rTMS technique For patients( who did not respond to conventional treatment)

Status
Active, not recruiting
Phases
Phase 1
Study type
Interventional
Source
ChiCTR
Registry ID
ChiCTR2400086513
Enrollment
Unknown
Registered
2024-07-03
Start date
2024-07-04
Completion date
Unknown
Last updated
2024-07-08

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

amblyopia

Interventions

Experimental group:4 weeks of rTMS treatment (6 times/week) was received in the East Ward of Zhengda First Affiliated Hospital. rTMS equipment: children's special 8-figure coil, frequency (10HZ), inte

Sponsors

The First Affiliated Hospital of Zhengzhou University
Lead Sponsor

Eligibility

Sex/Gender
All
Age
6 Years to 17 Years

Inclusion criteria

Inclusion criteria: Children aged 6 to 17 years old with amblyopia diagnosed as monocular refractive amblyopia, binocular refractive amblyopia, monocular form deprivation amblyopia, binocular form deprivation amblyopia, and after receiving conventional amblyopia training treatment for more than 3 months, they stopped amblyopia training on their own or according to the doctor's advice, and the best corrected visual acuity did not improve, rebound or even decline after improvement in the last 3 months or longer. The best corrected visual acuity in amblyopic eyes is 0.15logMAR or worse 1. Monocular refractive amblyopia: the best corrected visual acuity in the affected eye is 0.15logMAR or worse, and the best corrected visual acuity in the opposite eye is better than 0.15logMAR The diopter difference of the hyperopic spherical mirror =1.50DS, or the diopter difference of the cylindrical mirror =1.00DC, or the hyperopic diopter of the affected eye =5.00DS and (or) astigmatism =2.00DC, to rule out strabismus, form deprivation and other causes of amblyopia. 2. Binocular refractive amblyopia: The best corrected visual acuity of both eyes was 0.15logMAR or worse, and the diopter difference of the binocular hyperopia was =1.50DS, or the diopter difference of the cylindrical mirror was =1.00DC, or the diopter of the binocular hyperopia was =5.00DS and/or the astigmatism was =2.00DC, excluding amblyopia caused by strabismus and form deprivation. 3. Monocular form deprivation amblyopia: the best corrected visual acuity of the affected eye is 0.15logMAR or worse, and the best corrected visual acuity of the opposite eye is better than 0.15logMAR. After diagnosis of congenital cataract and cataract extraction, amblyopia caused by strabismus and ametropia is excluded. 4. Binocular form deprivation amblyopia: the best corrected visual acuity in both eyes is 0.15logMAR or worse. After diagnosis of congenital cataract and cataract extraction, amblyopia caused by strabismus and ametropia is excluded.

Exclusion criteria

Exclusion criteria: 1. Patients with ocular trauma, ptosis and other eye diseases or hematopoietic system diseases, major organ dysfunction and other systemic organic diseases 2. Patients with contraindications for TMS, such as epilepsy, hearing impairment, increased intracranial pressure, and metal implants 3. Previous history of eye surgery (except congenital cataract extraction and intraocular lens implantation, strabismus correction)

Design outcomes

Primary

MeasureTime frame
Best corrected visual acuity;Structural magnetic resonance, functional magnetic resonance image and signal waveform of brain region;

Secondary

MeasureTime frame
Naked vision;synoptometer;Four point lamp;

Countries

China

Contacts

Public ContactGuangying Zheng

The First Affiliated Hospital of Zhengzhou University

zzzgy@zzu.edu.cn+86 138 3712 5809

Outcome results

None listed

Source: ChiCTR (via WHO ICTRP) · Data processed: Feb 4, 2026