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CTRI Number  CTRI/2026/02/103414 [Registered on: 09/02/2026] Trial Registered Prospectively
Last Modified On: 06/02/2026
Post Graduate Thesis  Yes 
Type of Trial  Observational 
Type of Study   Cross Sectional Study 
Study Design  Single Arm Study 
Public Title of Study   Comparing Swim-Up and Density Gradient Methods for Sperm Preparation Effects on Quality and Oxidative Stress  
Scientific Title of Study   Advanced Comparative Analysis of Swim-Up and Density Gradient Sperm Preparation Methods Correlation of MorphologyMotility Vitalityand Oxidative Stress Markers (ROS) 
Trial Acronym  NIL 
Secondary IDs if Any  
Secondary ID  Identifier 
NIL  NIL 
 
Details of Principal Investigator or overall Trial Coordinator (multi-center study)  
Name  Manisha S 
Designation  Post graduate 
Affiliation  Saveetha Institute of Medical and Technical Sciences 
Address  Department of clinical embryology 25/B 2nd Sengunthar cross street kaspa A Ambur Tirupathur 635802
Department of clinical embryology M/S kumaravalli C/0 Mani R A/2 5th cross 2nd street c sector VG Rao Nagar Katpadi vellore 632007
Vellore
TAMIL NADU
635802
India 
Phone  9361253669  
Fax    
Email  manishasathish649@gmail.com  
 
Details of Contact Person
Scientific Query
 
Name  Dr Nidhi sharma s 
Designation  Professor 
Affiliation  Saveetha Institute of Medical and Technical Sciences 
Address  Department of clinical Embryology 162 Poonamallee High Road Chennai 600 077
Department of clinical Embryology 162 Poonamallee High Road Chennai 600 077
Chennai
TAMIL NADU
600077
India 
Phone  9445560392  
Fax  914426800892  
Email  nidhisharma.smc@saveetha.com  
 
Details of Contact Person
Public Query
 
Name  Dr Nidhi sharma s 
Designation  Professor 
Affiliation  Saveetha Institute of Medical and Technical Sciences 
Address  Department of clinical Embryology 162 Poonamallee High Road Chennai 600 077
Department of clinical Embryology 162 Poonamallee High Road Chennai 600 077
Chennai
TAMIL NADU
600077
India 
Phone  9445560392  
Fax  914426800892  
Email  nidhisharma.smc@saveetha.com  
 
Source of Monetary or Material Support  
Nil 
 
Primary Sponsor  
Name  Saveetha Institute of Medical and Technical Sciences  
Address  Saveetha Nagar, Thandalam, Chennai – 602105, Tamil Nadu, 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 Nidhi sharma s  Saveetha Institute of Medical and Technical Sciences  Department of clinical embryology Saveetha Nagar, Thandalam, Chennai – 602105, Tamil Nadu, India
Chennai
TAMIL NADU 
9445560392
914426800892
nidhisharma.smc@saveetha.com  
 
Details of Ethics Committee  
No of Ethics Committees= 1  
Name of Committee  Approval Status 
Scientific Review Board Saveetha Medical College and Hospital  Approved 
 
Regulatory Clearance Status from DCGI  
Status 
Not Applicable 
 
Health Condition / Problems Studied  
Health Type  Condition 
Patients  (1) ICD-10 Condition: Z923||Personal history of irradiation,  
 
Intervention / Comparator Agent  
Type  Name  Details 
Intervention  Nil  Nil 
Intervention  Nil  Nil 
Intervention  Nil  Nil 
 
Inclusion Criteria  
Age From  21.00 Year(s)
Age To  45.00 Year(s)
Gender  Male 
Details  Age 21-45yrs
BMI 18-30Kg/m²
Married for less than 1 years
Patients with Normozoospermia sample under going IVF/ICSI
No genitial infection
No recent medication 
 
ExclusionCriteria 
Details  Donor recipient cycle
Leucocytospermia
Azoospermia
Severe OATS
Recent infection of Fever
Patients with Wash technique for IVF/ICSI
 
 
Method of Generating Random Sequence   Not Applicable 
Method of Concealment   Not Applicable 
Blinding/Masking   Not Applicable 
Primary Outcome  
Outcome  TimePoints 
Clinical relevance
Measurable
Comparative focus 
Half an hour incubation 
 
Secondary Outcome  
Outcome  TimePoints 
Nil  Nil 
 
Target Sample Size   Total Sample Size="30"
Sample Size from India="30" 
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   N/A 
Date of First Enrollment (India)   18/02/2026 
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   This study aims to comparatively evaluate two commonly used sperm preparation techniques—Swim-up and Density Gradient (DG) methods. The analysis focuses on assessing and correlating key sperm functional parameters including motility, morphology, vitality, and reactive oxygen species (ROS) levels. By comparing the efficiency of these two methods, the study seeks to identify which technique yields sperm with better functional quality and lower oxidative stress, thereby supporting improved outcomes in assisted reproductive techniques (ART). 
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