Clinical trials: Oocyte
Fertility Issues
Follicular FSH Serum Level as a Predictor of an Oocyte Yield and Quality in Fertility Preservation Cycles for Women With a Compromised Ovarian Reserve
The incorporation of ovarian reserve tests in IVF management started after initial publications indicating a potential role for basal FSH in predicting pregnancy outcome after IVF and in counseling patients (1,2).
- Trial name
- NCT05536999
- Testing
- Blood sample taking , like to measure hormonal level like LH, FSH, Perlakan ,in a follicular fluid after the oocyte retrival
- Where
- Israel
- Volunteers
- 64 people, healthy volunteers welcome
- Sponsor
- Hadassah Medical Organization
Infertility, Donor Oocyte Assisted Reproduction
Fresh Versus Vitrified-Warmed Donor Oocytes: Embryological and Clinical Outcomes
This multicenter retrospective observational study compares embryological and clinical outcomes following treatment with fresh versus vitrified-warmed donor oocytes at Bocian Fertility Clinic centers in Poland.
- Trial name
- FRESH-FROZEN (NCT07904936)
- Testing
- Fresh Donor Oocyte ICSI, Vitrified-Warmed Donor Oocyte ICSI
- Where
- Poland
- Volunteers
- 3,000 people
- Sponsor
- Center for Reproductive Medicine Bocian
Fertilization
Mechanical Stimulation Improve the Fertilization in ICSI Cycle
Most fertilization failures after ICSI are caused by failure of oocyte activation defects. But, to date, there is no effective method to overcome this obstacle.
- Trial name
- NCT03810001
- Testing
- Mechanical Stimulation
- Where
- China
- Volunteers
- 500 people, healthy volunteers welcome
- Sponsor
- Tang-Du Hospital
Ovarian Stimulation
Conventional Ovarian Stimulation vs. Single Injection Stimulation of Corifollitropin Alfa in Oocyte Donor
This study aims to study the efficiency of using a single injection of Corifollitropin alfa for ovarian stimulation by initiating administration late and without further administration of follicle-stimulating hormone after the…
- Trial name
- TAIL (NCT03939403)
- Testing
- Time of administration of Corifollitropin Alfa
- Where
- Spain
- Volunteers
- 180 people, healthy volunteers welcome
- Sponsor
- Instituto Bernabeu
Infertility
The Cytogenetic Constitution of Embryos Resulting From Immature Oocytes (M1)
To examine the chromosomal number content in the blastomeres of embryos achieved from fertilization of immature oocytes at MI stage recruited following COH for IVF.
- Trial name
- NCT00544531
- Where
- Israel
- Volunteers
- 23,907 people, healthy volunteers welcome
- Sponsor
- Assaf-Harofeh Medical Center
IVF, Infertility
Second Ovulation Induction
Studies reported various risk factors for inadequate ovulation induction such as body mass index, low ovarian reserve, low baseline FSH and LH, and previous use of contraception or agonist.
- Trial name
- NCT06502665
- Testing
- Women having had second ovulation induction after failed oocyte pick-up
- Where
- Canada
- Volunteers
- 87 people
- Sponsor
- Clinique Ovo
Fertilization, Fertilization in Vitro
BEst Size for Ovulation Triggering in Poseidon 4 Patients (BEST 4 Study)
This observational clinical study aims to determine the optimal timing of ovulation triggering in women aged 35 and above with poor ovarian reserve.
- Trial name
- BEST (NCT06433518)
- Testing
- Ovulation Trigger Timing Based on Leading Follicle Size in POSEIDON Group 4 IVF Patients
- Where
- Turkey (Türkiye)
- Volunteers
- 200 people
- Sponsor
- Centrum Clinic IVF Center
Infertility
Perifollicular Vascularity Assessment in in-Vitro Fertilization
On February 2004, a law (n. 40/2004) regulating assisted reproduction techniques (ARTs) was approved in Italy. This law aimed to regulate the treatment of infertility in Italy, contains several restrictions, such as the…
- Trial name
- NCT00458380
- Testing
- Controlled ovarian stimulation, perifollicular vascularity assessment, IVF, embryo transfer.
- Where
- Italy
- Volunteers
- 116 people
- Sponsor
- University Magna Graecia
Infertility, Premature Ovarian Failure
Single Follicular Dexarelix for LH Suppression During Ovarian Stimulation in Oocyte Donors.
A randomized prospective study in the evaluation of the long acting GnRH antagonist Degarelix against the classical multidose regime with Ganirelix for LH suppression during the follicular phase of an ovarian stimulation cycle in…
- Trial name
- NCT03861715
- Testing
- live birth rate
- Where
- Greece
- Volunteers
- 180 people, healthy volunteers welcome
- Sponsor
- Assisting Nature
Infertility
Experience of Pain During Oocyte Retrieval- a Comparison Between Two Aspiration Needles
The purpose of the study is to compare the pain experience between the patients that have had their transvaginal oocytes retrieval with ultrasound guidance performed with reduced single lumen needle (Vitrolife Sweden AB…
- Trial name
- NCT00924885
- Testing
- Swemed Follicle Aspiration Set Reduced Single Lumen, Swemed Follicle Aspiration Set Single Lumen (1.4 mm)
- Where
- 4 sites in Sweden
- Volunteers
- 257 people
- Sponsor
- Vitrolife
Diminished Ovarian Reserve
DPOS Versus GnRH Antagonist Protocol for Oocyte Accumulation in Low Ovarian Reserve Patients: An RCT
One of the barriers in patients with diminished ovarian reserve (DOR) is the significantly reduced number of oocytes resulting in fewer oocytes collected and embryos formed.
- Trial name
- DPOS (NCT05847283)
- Testing
- Dydrogesterone priming ovarian stiumulation protocol, GnRH antagonist protocol
- Where
- 2 sites in Vietnam
- Volunteers
- 730 people, healthy volunteers welcome
- Sponsor
- Tam Anh TP. Ho Chi Minh General Hospital
Infertility
Trial Comparing hCG Triggering Versus hCG Associated With GnRH Agonist
The purpose of this study is to see whether patients triggered with only human Chorion Gonadotropin (hCG) have higher number of Metaphase II oocytes (MII) and implantation rate than patients triggered with hCG combined with…
- Trial name
- NCT01607203
- Testing
- Decapeptyl Daily, pregnyl
- Where
- Belgium
- Volunteers
- 120 people
- Sponsor
- AZ Jan Palfijn Gent
Subfertility
LH/HCG Receptor Expression and Retrieval Rates
The purpose of this study is to evaluate if there is an association between the serum LH receptor expression on the day of hCG administration or the day of oocyte retrieval and the retrieval rates at oocyte pick up
- Trial name
- NCT00438373
- Where
- Greece
- Volunteers
- 100 people
- Sponsor
- Aristotle University Of Thessaloniki
Pregnancy Rate IVF, Clinical Pregnancy Rate
Uterine Interstitial Myolisis and Oocytes Retrieval in Single Step: a Pilot Study
The aim of this observational cohort study is to evaluate the pregnancy rate, the ongoing pregnancy rate and the live birth rate of infertile women aged between 18 and 45 years who undergo a single surgical step of oocyte…
- Conditions
- Pregnancy Rate IVF, Clinical Pregnancy Rate, Live Birth Rate
- Trial name
- UIMandOPU (NCT07267754)
- Where
- Italy
- Volunteers
- 20 people
- Sponsor
- San Carlo Public Hospital, Potenza, Italy
Infertility, Female, Infertility
Phase II Clinical Trial to Evaluate the Ongoing Pregnancy Rate With OXO-001 in IVF/ICSI With Donor Oocytes.
The main objective of this clinical research trial is to test the efficacy of OXO-001 in a daily oral administration increasing the pregnancy rate in IVF/ICSI by preparing the uterus to receive the embryo.
- Trial name
- OXOART2 (NCT05076032)
- Testing
- OXO-001
- Where
- 28 sites in Czechia, Poland and 1 more
- Volunteers
- 408 people
- Sponsor
- OXOLIFE
Aneuploidy
Aneuploidy Rates of in Vitro Matured Oocytes
In general, nearly 85% of retrieved oocytes are mature and reproductively useful after the retrieval, whereas the remaining percentage are still at metaphase I or germinal vesicle stage (MI: 4% and GV: 11 %, respectively).
- Trial name
- IVM (NCT03860064)
- Testing
- Non intervention
- Where
- Spain
- Volunteers
- 60 people
- Sponsor
- IVI Barcelona
Infertility, Female
Initiation of Ovarian Stimulation With Recombinant-human FSH (Bemfola®) in the Late Follicular Phase
A randomised controlled open-label clinical trial to compare the outcome parameters after ovarian stimulation using recombinant-human FSH (follicle stimulating hormone), starting on day 2 of the cycle versus start in the late…
- Trial name
- NCT03767218
- Testing
- Late follicular phase stimulation with recombinant-human FSH, Early follicular phase stimulation with recombinant-human FSH
- Where
- Belgium
- Volunteers
- 71 people
- Sponsor
- Universitair Ziekenhuis Brussel
Infertility
Follicular Flushing Outcomes in Singles Versus Double Lumen Oocyte Retrieval Needles in Poor Responding Patients
In this study, the investigators aimed to evaluate to the efficacy of the needle type used in follicular flushing in oocyte retrieval in the poorest responders undergoing IVF.
- Trial name
- needles(opu) (NCT02391155)
- Testing
- single lumen needle in oocyte retrieval, double lumen needle in oocyte retrieval
- Where
- Turkey (Türkiye)
- Volunteers
- 80 people, healthy volunteers welcome
- Sponsor
- Baskent University
Infertility
Results Following the Vitrification of Human Oocytes Using 2 Methodologies
The investigators are going to compare embryo developmental rates of human eggs following freezing in two different freezing methods.
- Trial name
- NCT01033474
- Where
- Peru
- Volunteers
- 40 people, healthy volunteers welcome
- Sponsor
- Northwest Center for Reproductive Sciences
Diminished Ovarian Reserve
In Vitro Oocyte Maturation With Autologous Exosomes in Women
This study is a preliminary, prospective, randomized, controlled clinical trial designed to evaluate the safety and feasibility of supplementing in vitro maturation (IVM) media with autologous exosomes in women with diminished…
- Trial name
- Exosom2025-1 (NCT07249411)
- Testing
- MI oocytes were cultured in conventional IVM medium supplemented with 10 µg of autologous exosomes obtained using the ExoSMarT® exosome filtration system
- Where
- Venezuela
- Volunteers
- 32 people
- Sponsor
- Biotech Fertility C.A.