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CTRI Number  CTRI/2025/02/080662 [Registered on: 17/02/2025] Trial Registered Prospectively
Last Modified On: 26/01/2025
Post Graduate Thesis  Yes 
Type of Trial  Interventional 
Type of Study   Medical Device
Surgical/Anesthesia 
Study Design  Randomized, Parallel Group, Active Controlled Trial 
Public Title of Study   A comparative study between primary iris claw intraocular lens fixation versus secondary iris claw Intraocular lens fixation after posterior capsular rupture 
Scientific Title of Study   Primary iris claw intraocular lens fixation versus secondary iris claw Intraocular lens fixation for visual outcome after posterior capsular rupture: A Randomised Controlled Trial 
Trial Acronym  nil 
Secondary IDs if Any  
Secondary ID  Identifier 
NIL  NIL 
 
Details of Principal Investigator or overall Trial Coordinator (multi-center study)  
Name  Dr Tahir Husain Ansari 
Designation  Professor 
Affiliation  Rohilkhand Medical College and Hospital 
Address  Room No 1069-A, Department of Ophthalmology, Rohilkhand Medical College and Hospital, Pilibhit bypass road, Bareilly

Bareilly
UTTAR PRADESH
243006
India 
Phone  9012355563  
Fax    
Email  drtahir08@gmail.com  
 
Details of Contact Person
Scientific Query
 
Name  Dr Tahir Husain Ansari 
Designation  Professor 
Affiliation  Rohilkhand Medical College and Hospital 
Address  Room No 1069-A, Department of Ophthalmology, Rohilkhand Medical College and Hospital, Pilibhit bypass road, Bareilly

Bareilly
UTTAR PRADESH
243006
India 
Phone  9012355563  
Fax    
Email  drtahir08@gmail.com  
 
Details of Contact Person
Public Query
 
Name  Dr Pranjali Seth 
Designation  Junior Resident 
Affiliation  Rohilkhand Medical College and Hospital 
Address  Room No 1069-B, Department of Ophthalmology, Rohilkhand Medical College and Hospital, Pilibhit bypass road, Bareilly

Bareilly
UTTAR PRADESH
243006
India 
Phone  7007587763  
Fax    
Email  arginine84@gmail.com  
 
Source of Monetary or Material Support  
Rohilkhand Medical College and Hospital Pilibhit bypass road Bareilly 243006 UTTAR PRADESH INDIA 
 
Primary Sponsor  
Name  Rohilkhand Medical College and Hospital 
Address  Rohilkhand Medical College and Hospital Pilibhit bypass road Bareilly 243006 UTTAR PRADESH INDIA 
Type of Sponsor  Private medical college 
 
Details of Secondary Sponsor  
Name  Address 
NIL  NIL 
 
Countries of Recruitment     India  
Sites of Study  
No of Sites = 1  
Name of Principal Investigator  Name of Site  Site Address  Phone/Fax/Email 
dr tahir  Rohilkhand Medical College and Hospital  Room No 1069-A Department of Ophthalmology, Rohilkhand Medical College and Hospital Philibhit bypass road Bareilly 243006 UTTAR PRADESH
Bareilly
UTTAR PRADESH 
9012355563

drtahir08@gmail.com 
 
Details of Ethics Committee  
No of Ethics Committees= 1  
Name of Committee  Approval Status 
Institutional ethical comitte  Approved 
 
Regulatory Clearance Status from DCGI  
Status 
Not Applicable 
 
Health Condition / Problems Studied  
Health Type  Condition 
Patients  (1) ICD-10 Condition: H251||Age-related nuclear cataract,  
 
Intervention / Comparator Agent  
Type  Name  Details 
Intervention  iris claw lens  iris claw intraocular lens will be placed retropupillary area in case of posterior Capsular Rent 
Intervention  Iris claw lens  Iris claw lens will be placed in the retropuppilary area of pt left aphakic due to posterior capsular rupture 
Comparator Agent  nil  nil 
 
Inclusion Criteria  
Age From  40.00 Year(s)
Age To  80.00 Year(s)
Gender  Both 
Details  1.All cataract surgeries complicated due to Posterior Capsular Rupture (PCR)
2.All aphakic patients with no capsular support and patients with Posterior Capsular Rupture (PCR) who have undergone Cataract Surgery, where Posterior Chamber Intra Ocular Lens implantation is not possible.
 
 
ExclusionCriteria 
Details  1.Patients with no perception of light and defective projection of rays (PR).
2.Significant iris pathology (iris atrophy, iris cyst, aniridia).
3.Glaucoma.
4.Chronic or recurrent uveitis/ iritis.
5.Diagnosed case of systemic hypertension with signs of retinopathy.
6.Severe diabetic eye disease.
7.Corneal pathology: Corneal scarring, irregularities or opacities.
 
 
Method of Generating Random Sequence   Coin toss, Lottery, toss of dice, shuffling cards etc 
Method of Concealment   Case Record Numbers 
Blinding/Masking   Open Label 
Primary Outcome  
Outcome  TimePoints 
1.Best Corrected Visual Acuity(BCVA)
2. IOP
3.Pupil Shape 
1.Best Corrected Visual Acuity(BCVA) on day1 wk1 month1
2. IOP day1 wk1 followed by weekly readings if raised
3.Pupil Shape day1 wk1 month1 
 
Secondary Outcome  
Outcome  TimePoints 
1.Hyphema
2. AC cells
3. AC flair
4. Astigmatism
 
1.Hypehma if present will be seen on Day 1
2.AC cells and flair will have to be seen on 1st week, if present then to be called every week for 1 month else not than on monthly basis for 3 months.
4.Astigmatism should be seen after 1 month.
 
 
Target Sample Size   Total Sample Size="78"
Sample Size from India="78" 
Final Enrollment numbers achieved (Total)= "Applicable only for Completed/Terminated trials"
Final Enrollment numbers achieved (India)="Applicable only for Completed/Terminated trials" 
Phase of Trial   Phase 4 
Date of First Enrollment (India)   17/02/2025 
Date of Study Completion (India) Applicable only for Completed/Terminated trials 
Date of First Enrollment (Global)  Date Missing 
Date of Study Completion (Global) Applicable only for Completed/Terminated trials 
Estimated Duration of Trial   Years="1"
Months="0"
Days="0" 
Recruitment Status of Trial (Global)   Not Applicable 
Recruitment Status of Trial (India)  Not Yet Recruiting 
Publication Details   N/A 
Individual Participant Data (IPD) Sharing Statement

Will individual participant data (IPD) be shared publicly (including data dictionaries)?  

Response - NO
Brief Summary   Cataract surgeries are one of the most common ocular surgeries, in which some complications are bound to happen. One among them being posterior capsular rupture in which patients may remain aphakic in many cases.
Thus, with the introduction of iris claw lenses, these patients gained BCVA of 6/18 or better according to previous studies conducted.
iris claw lenses can be placed retropupillary in the non reacting zone of the pupil.

In this study, we will be comparing iris claw lenses implantation within the primary sitting or if done after 6 weeks, for vision, IOP and pupil shape.

 
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