Clinical trials: Spermatozoa
Testicular Torsion, Adolescent
Analysis of Factors Associated With Delayed Medical Consultation for Testicular Torsion Among Adolescents in the Haut-Rhin Department Between 2020 and 2025
The objective of this observational study is to identify the factors that influence whether or not an adolescent seeks immediate medical attention upon the onset of symptoms of testicular torsion.
- Trial name
- TORSADO (NCT07554313)
- Testing
- Questionnaire
- Where
- France
- Volunteers
- 150 people
- Sponsor
- Centre Hospitalier de Colmar
Azoospermia, Infertility
Microdissection Testicular Sperm Extraction (MicroTESE) and IVF-ICSI Outcome in Non-Obstructive Azoospermia (NOA)
We evaluated the application of surgical testicular exploration with the aid of a microscope (MictoTESE) to increase the chances of obtaining sperm in men with impaired sperm production, a condition known as non-obstructive…
- Trial name
- NCT00484081
- Testing
- Microdissection Testicular Sperm Extraction, ICSI
- Where
- Brazil
- Volunteers
- 53 people
- Sponsor
- Clinic and Research Center in Human Reproduction Roger Abdelmassih
Male Infertility
The Paleolithic Diet and Male Factor Infertility
Prospective studies concerning diet and male fertility are lacking. Observational studies suggest that a diet rich in fruits, vegetables and meats may be associated with higher sperm counts.
- Trial name
- NCT01346631
- Testing
- paleolithic diet
- Where
- Israel
- Sponsor
- HaEmek Medical Center, Israel
Torsion Testis, Scrotum Disease
Is ICG Imaging Safe and Accurate to Predict Testicular Torsion?
Testicular torsion is a time critical condition for children and young people (CYP). It is difficult to diagnose without an operation. Missing it means the child will lose a testicle.
- Trial name
- NCT07545278
- Testing
- Indocyanine green fluorescence injection and near infra red spectroscopy image capture
- Where
- United Kingdom
- Volunteers
- 18 people, healthy volunteers welcome
- Sponsor
- Sheffield Children's NHS Foundation Trust
Anti-endometrial Antibodies
anti_endometrial Antibodies in Endometriosis
The aims of this study is to asses the predictive value of serum anti_endometrial antibodies in prediction of implantation rate in patient with endometriosis who undergoing intracytoplasmic sperm injection cycles.
- Trial name
- NCT05851352
- Testing
- serum anti-endometrial antibodies
- Where
- Egypt
- Volunteers
- 30 people
- Sponsor
- South Valley University
Cryptorchidism
Transection Versus Ligation of Internal Spermatic Vessels in Laparoscopic Fowler-Stephens Orchidopexy
This is a comparative study to see the outcome of yransection versus ligation of internal spermatic vessels in first stage laparoscopic Fowler-Stephens orchidopexy for intra-abdominal testis in assisting the descent of the testis…
- Trial name
- NCT06558994
- Testing
- Transection of internal spermatic vessels in first stage laparoscopic Fowler-Stephens orchidopexy for intra-abdominal testis, Ligation of internal spermatic vessels in first stage laparoscopic Fowler-Stephens orchidopexy for intra-abdominal testis
- Where
- Egypt
- Volunteers
- 58 people
- Sponsor
- Assiut University
Infertility
An Observational Study to Evaluate Efficacy, Safety and Clinical Outcomes of Currently Used Pharmaceutical Therapies for Controlled Ovarian Stimulation in Assisted Reproductive Techniques
Human gonadotrophins have been successfully used for the treatment of infertility for more than 30 years. This observational study is being conducted to evaluate the efficacy and safety of the gonadotropins used for controlled…
- Trial name
- ESCORT (NCT01149070)
- Where
- Hungary
- Volunteers
- 10,103 people
- Sponsor
- Merck KGaA, Darmstadt, Germany
Analgesia, Inguinal Surgery
"Comparison of USG-Guided Caudal Versus Ilioinguinal/Iliohypogastric Nerve Block for Pediatric Inguinal Surgeries"
This study is designed to compare the analgesic effectiveness of caudal analgesia to ilioinguinal regional analgesia techniques in children undergoing inguinal surgeries.
- Conditions
- Analgesia, Inguinal Surgery, Undescended Testes, Hydrocele
- Trial name
- CAUCIN (NCT05558748)
- Testing
- USG-guided Caudal block, USG-guided Ilioinguinal/Iliohypogastric block
- Where
- Oman
- Volunteers
- 128 people
- Sponsor
- Sultan Qaboos University
Polycystic Ovarian Syndrome
Letrozole Combined With Gonadotropins (Gn) for Ovarian Stimulation Undergoing in Vitro Fertilization/Intracytoplasmic Sperm Injection (IVF/ICSI) in Patients With Polycystic Ovary Syndrome (PCOS)
The purpose of this study is to determine whether letrozole combined with gonadotropins are effective in the ovarian hyperstimulating for IVF/ICSI in patients with PCOS.
- Trial name
- NCT00894608
- Testing
- letrozole + gonadotropins, GnRHa + gonadotropins
- Where
- China
- Volunteers
- 90 people
- Sponsor
- Yunyang Medical College
Infertility
Does Low-Dose Aspirin Improve Outcome in In Vitro Fertilisation/Intra Cytoplasmatic Sperm Injection (IVF/ICSI)?
To investigate the effect of daily administration of low-dose aspirin, compared to placebo, on IVF and ICSI outcome.
- Trial name
- NCT00644085
- Testing
- aspirin
- Where
- Belgium
- Volunteers
- 201 people
- Sponsor
- University Hospital, Ghent
Fertility, In Vitro Fertilization
A Study Comparing a Shorter Exposure of Oocyte to Spermatozoa Versus a Standard Incubation on the Live Birth Rate of In-vitro Fertilization Treatment
In vitro fertilization (IVF) treatment is now commonly used to treat infertile couples. During IVF treatment, oocytes and sperm are routinely incubated overnight and this may lead to suboptimal culture conditions because of…
- Trial name
- NCT02534857
- Testing
- a shorter exposure of oocyte to spermatozoa
- Where
- China
- Volunteers
- 280 people
- Sponsor
- Shanghai First Maternity and Infant Hospital
Infertility
Timing of Estrogen Support During the Luteal Phase of in Vitro Fertilization (IVF)/Intracytoplasmic Sperm Injection (ICSI) Cycle
To test the hypothesis that adding estradiol (E2) to progesterone supplementation later in the luteal phase of in vitro fertilization (IVF)/intracytoplasmic sperm injection (ICSI) cycles, rather than earlier in the luteal phase…
- Trial name
- NCT01367912
- Testing
- estradiol tablet
- Where
- Turkey (Türkiye)
- Volunteers
- 301 people
- Sponsor
- Zekai Tahir Burak Women's Health Research and Education Hospital
Abnormal Spermatogenesis, Azoospermia
Study of Synapsis and Recombination in Male Meiosis and the Implications in Infertility
The aim of this study was to assess meiotic recombination in primary spermatocytes, synaptonemal complex length and the correlation with chromosomal abnormalities in testicular spermatozoa from infertile men with idiopathic…
- Trial name
- NCT02339272
- Testing
- non interventional
- Where
- Spain
- Volunteers
- 50 people
- Sponsor
- Igenomix
Varicocele
Internal Spermatic Vein Histopathology in Patients Undergoing Varicocelectomy
Varicocele is an enlargement of the veins around the testicle and may affect male fertility. This prospective observational study will include men with varicocele who are undergoing varicocelectomy.
- Trial name
- NCT07836413
- Volunteers
- 70 people
- Sponsor
- Assiut University
Infertility
SprmPik AI Sperm Selection Study SiD, an Assistant for Sperm Selection During Intracytoplasmic Sperm Injection in Medically Assisted Reproduction: Effect on Fertilization, Blastocyst Formation, Early Pregnancy Loss, and Consistent Practice. A Prospective Pilot Study.
SprmPik AI Assisted Sperm Selection Study SiD, an assistant for sperm selection during intracytoplasmic sperm injection in medically assisted reproduction: effect on fertilization, blastocyst formation, early pregnancy loss, and…
- Trial name
- SprmPik (NCT06518928)
- Testing
- Artificial Intelligence assisted sperm selection
- Where
- 2 sites in United States
- Volunteers
- 155 people, healthy volunteers welcome
- Sponsor
- Ovation Fertility
Fertility, SPERM
Male Fertility and Sperm Cryopreservation
PURPOSE: Primary objective: To assess the feasibility and outcomes of male fertility preservation by sperm freezing prior to starting treatment requiring alkylating agents and/or total body irradiation.
- Conditions
- Fertility, SPERM, Cancer
- Trial name
- NCT02431000
- Testing
- Sperm and blood collected for analysis
- Where
- United States
- Sponsor
- University of Tennessee
Insemination
Total Motile Sperm Count and Pregnancy Rate From Intrauterine Insemination
Intrauterine insemination (IUI) is one of the most important infertility treatments. Infertility is failure to establish pregnancy (>12 months) with regularly unprotected sexual intercourse.
- Trial name
- NCT05999591
- Testing
- Intrauterine insemination
- Where
- Indonesia
- Volunteers
- 330 people
- Sponsor
- Universitas Padjadjaran
IVF, Intracytoplasmic Sperm Injection
Buscopan in Patients Undergoing IVF/Intracytoplasmic Sperm Injection Treatment
To determine if the use of Buscopan in patients undergoing IVF/ICSI treatment with high uterine contraction frequency prior to embryo transfer has a higher live birth rate.
- Trial name
- NCT04751084
- Testing
- Buscopan 20 milligrams/ML Injectable Solution
- Where
- Hong Kong
- Volunteers
- 675 people
- Sponsor
- Chinese University of Hong Kong
Male Infertility
Can the Origin of Sperm Affect Embryo Ploidy in Patients With Severe Male Factor Infertility?
There is evidence indicating that sperm plays a role in determining blastocyst ploidy status. In our study, we aim to compare the outcomes of preimplantation genetic testing for aneuploidy (PGT-A) and the subsequent clinical…
- Trial name
- NCT06476379
- Testing
- Testicular sperm extraction (TESE), Ejaculate
- Where
- Egypt
- Volunteers
- 100 people
- Sponsor
- Ganin Fertility Center
Hernia, Inguinal
Ultrasound-guided Ilioinguinal/Iliohypogastric Nerve Block Compared to the Combined Therapy With Spermatic Cord Block
This is a single center randomized, controlled, double-blinded, noninferiority study. Male pediatric patients who underwent inguinal herniotomy will be screened for eligibility.
- Trial name
- NCT05600296
- Testing
- Levobupivacaine, Ilioinguinal/iliohypogastric nerve block (IINB), IINB+ Spermatic cord block
- Where
- Egypt
- Volunteers
- 46 people
- Sponsor
- Egymedicalpedia