Pneumoperitoneum Duration and Bicarbonate Changes in Laparoscopic Hernia Surgery
Association Between Pneumoperitoneum Duration and Changes in Serum Bicarbonate Levels in Patients Undergoing Laparoscopic Inguinal Hernia Repair: A Prospective Observational Study
Haseki Training and Research Hospital
100 participants
Mar 10, 2026
OBSERVATIONAL
Conditions
Summary
The goal of this observational study is to learn how the length of pneumoperitoneum during laparoscopic inguinal hernia surgery may affect changes in blood bicarbonate levels. Pneumoperitoneum is the use of carbon dioxide gas to create space inside the abdomen during laparoscopic surgery. The main question this study aims to answer is whether a longer pneumoperitoneum time is associated with changes in blood bicarbonate levels after surgery. Participants are adults undergoing laparoscopic inguinal hernia repair as part of their routine medical care. Researchers will measure blood gas values, including bicarbonate levels, before surgery and again two hours after surgery. The change in bicarbonate levels will be compared with the duration of pneumoperitoneum during the operation. The results of this study may help improve the understanding of metabolic changes that occur during laparoscopic surgery.
Eligibility
Inclusion Criteria3
- Age ≥18 years
- Patients undergoing laparoscopic inguinal hernia repair using the TAPP technique
- Ability to provide informed consent
Exclusion Criteria5
- Pregnancy
- Severe cardiovascular disease
- Renal insufficiency
- Patients requiring additional intra-abdominal surgical procedures
- Strangulated inguinal hernia requiring bowel resection
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Interventions
Standard laparoscopic inguinal hernia repair performed using the transabdominal preperitoneal (TAPP) technique as part of routine clinical care. Pneumoperitoneum duration during the procedure will be recorded for analysis.
Locations(1)
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NCT07473583