The Trocar O-shaped Sealing Cap is an essential annular sealing component designed to ensure airtight integrity in laparoscopic surgery. As a critical part of trocar systems, this reusable sealing cap creates a secure static seal at the junction of rigid components, preventing harmful gas leakage that could compromise surgical conditions. Its precision-engineered O-ring design conforms tightly to mating surfaces, forming a reliable barrier that maintains consistent intra-abdominal pressure—vital for clear visualization and safe procedure execution. Crafted for durability and versatility, the Trocar O-shaped Sealing Cap adapts to various trocar assemblies, supporting seamless integration into multiple surgical workflows. Whether used in general, gynecological, or urological laparoscopy, this sealing cap delivers the dependability surgeons need to focus on patient care without worrying about equipment failure.
highmeda
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The O-ring of the trocar is an annular sealing component. Its primary function is to provide a static and reliable seal at the junction of two rigid components. In trocars, O-rings are commonly utilized for the following purposes:
1. Sealing the connection between the housing and the rotary valve/smoke baffle: Preventing gas leakage through the gaps of these components.
2. Interface of multi-component trocars: Ensuring a tight connection between various assembled parts without gas leakage.
Trocar O shaped Sealing Cap | |
Model No. | Specification |
| 273.3.03 | Ф3.5mm |
| 273.3.05 | Ф5.5mm |
| 273.3.10 | Ф10.5mm |
| 273.3.12 | Ф12.5mm |
| 273.3.13 | Ф13.5mm |
| 273.3.15 | Ф15.5mm |
| Quality Certification | ISO13485/ISO9001/ISO14001/ISO45001 |
| Type of Usage | Reusable |
| Shelf Life | 5 Years |
| Warranty | 1 Year |
The Trocar O-shaped Sealing Cap features a precision-molded O-ring that provides exceptional static seal performance. It adheres tightly to the surfaces of trocar components, eliminating gaps that could allow gas escape. This consistent sealing ensures stable intra-abdominal pressure, preserving surgical visualization and reducing the risk of complications related to gas leakage.
Designed to fit a range of trocar configurations, the Trocar O-shaped Sealing Cap adapts to different rigid component junctions. Its flexible design accommodates the diverse needs of laparoscopic procedures, ensuring a snug fit regardless of the trocar’s assembly type—making it a versatile solution for any surgical setting.
Constructed from high-grade, medical-grade materials, the Trocar O-shaped Sealing Cap is built for repeated use. It withstands rigorous sterilization processes, including autoclaving and chemical disinfection, without degrading or losing sealing effectiveness. This durability translates to cost savings and reduced waste, making it an eco-friendly choice for healthcare facilities.
The annular sealing component is engineered to secure the connection between trocar housing, rotary valves, and smoke baffles. It ensures all assembled parts remain tightly joined, preventing both gas leakage and component movement during surgery—enhancing overall trocar system stability and reliability.

Indispensable for procedures like laparoscopic cholecystectomies, appendectomies, and gastric bypass surgeries. Where maintaining intra-abdominal pressure is critical for accessing and visualizing internal organs.
Essential in procedures such as laparoscopic hysterectomies, ovarian cystectomies, and endometriosis excisions. Ensuring a gas-tight environment for delicate pelvic tissue manipulation.
Vital for urological interventions like laparoscopic prostatectomies and nephrectomies, supporting consistent pressure and clear visualization in confined pelvic and abdominal spaces.
Our Trocar O-shaped Sealing Cap is the gold standard for gas leakage prevention in laparoscopic surgery. Its precision-engineered O-ring design delivers unmatched sealing reliability, ensuring stable intra-abdominal pressure and clear surgical visualization. As a reusable sealing cap, it offers long-term value without sacrificing performance, while its multi-specification adaptability makes it compatible with most trocar systems—eliminating the need for multiple specialized caps. We prioritize patient safety and surgical efficiency, crafting each cap to meet the highest quality standards, so you can trust it to perform consistently in every procedure.
The Trocar O-shaped Sealing Cap is certified to ISO13485 and ISO9001 standards, ensuring compliance with global medical device regulations. These certifications validate our commitment to producing safe, reliable products that meet rigorous clinical and quality requirements.
Each Trocar O-shaped Sealing Cap undergoes comprehensive testing to verify sealing effectiveness, durability, and resistance to sterilization. We simulate real-world surgical conditions to ensure the cap maintains its seal under pressure, providing surgeons with confidence in its performance.
The primary function of the Trocar O-shaped Sealing Cap is to create a secure static seal at the junction of trocar components, preventing gas leakage and maintaining stable intra-abdominal pressure during laparoscopic surgery—critical for clear visualization and safe procedure execution.
The Trocar O-shaped Sealing Cap is designed for repeated use, withstanding multiple sterilization cycles without losing sealing performance. Its durable construction ensures long-term reliability, making it a cost-effective choice for healthcare facilities.
While the Trocar O-shaped Sealing Cap is designed for broad compatibility, we recommend checking your trocar’s specifications to ensure a proper fit. Its flexible design adapts to most standard trocar assemblies, making it a versatile solution for most surgical settings.
The O-ring of the trocar is an annular sealing component. Its primary function is to provide a static and reliable seal at the junction of two rigid components. In trocars, O-rings are commonly utilized for the following purposes:
1. Sealing the connection between the housing and the rotary valve/smoke baffle: Preventing gas leakage through the gaps of these components.
2. Interface of multi-component trocars: Ensuring a tight connection between various assembled parts without gas leakage.
Trocar O shaped Sealing Cap | |
Model No. | Specification |
| 273.3.03 | Ф3.5mm |
| 273.3.05 | Ф5.5mm |
| 273.3.10 | Ф10.5mm |
| 273.3.12 | Ф12.5mm |
| 273.3.13 | Ф13.5mm |
| 273.3.15 | Ф15.5mm |
| Quality Certification | ISO13485/ISO9001/ISO14001/ISO45001 |
| Type of Usage | Reusable |
| Shelf Life | 5 Years |
| Warranty | 1 Year |
The Trocar O-shaped Sealing Cap features a precision-molded O-ring that provides exceptional static seal performance. It adheres tightly to the surfaces of trocar components, eliminating gaps that could allow gas escape. This consistent sealing ensures stable intra-abdominal pressure, preserving surgical visualization and reducing the risk of complications related to gas leakage.
Designed to fit a range of trocar configurations, the Trocar O-shaped Sealing Cap adapts to different rigid component junctions. Its flexible design accommodates the diverse needs of laparoscopic procedures, ensuring a snug fit regardless of the trocar’s assembly type—making it a versatile solution for any surgical setting.
Constructed from high-grade, medical-grade materials, the Trocar O-shaped Sealing Cap is built for repeated use. It withstands rigorous sterilization processes, including autoclaving and chemical disinfection, without degrading or losing sealing effectiveness. This durability translates to cost savings and reduced waste, making it an eco-friendly choice for healthcare facilities.
The annular sealing component is engineered to secure the connection between trocar housing, rotary valves, and smoke baffles. It ensures all assembled parts remain tightly joined, preventing both gas leakage and component movement during surgery—enhancing overall trocar system stability and reliability.

Indispensable for procedures like laparoscopic cholecystectomies, appendectomies, and gastric bypass surgeries. Where maintaining intra-abdominal pressure is critical for accessing and visualizing internal organs.
Essential in procedures such as laparoscopic hysterectomies, ovarian cystectomies, and endometriosis excisions. Ensuring a gas-tight environment for delicate pelvic tissue manipulation.
Vital for urological interventions like laparoscopic prostatectomies and nephrectomies, supporting consistent pressure and clear visualization in confined pelvic and abdominal spaces.
Our Trocar O-shaped Sealing Cap is the gold standard for gas leakage prevention in laparoscopic surgery. Its precision-engineered O-ring design delivers unmatched sealing reliability, ensuring stable intra-abdominal pressure and clear surgical visualization. As a reusable sealing cap, it offers long-term value without sacrificing performance, while its multi-specification adaptability makes it compatible with most trocar systems—eliminating the need for multiple specialized caps. We prioritize patient safety and surgical efficiency, crafting each cap to meet the highest quality standards, so you can trust it to perform consistently in every procedure.
The Trocar O-shaped Sealing Cap is certified to ISO13485 and ISO9001 standards, ensuring compliance with global medical device regulations. These certifications validate our commitment to producing safe, reliable products that meet rigorous clinical and quality requirements.
Each Trocar O-shaped Sealing Cap undergoes comprehensive testing to verify sealing effectiveness, durability, and resistance to sterilization. We simulate real-world surgical conditions to ensure the cap maintains its seal under pressure, providing surgeons with confidence in its performance.
The primary function of the Trocar O-shaped Sealing Cap is to create a secure static seal at the junction of trocar components, preventing gas leakage and maintaining stable intra-abdominal pressure during laparoscopic surgery—critical for clear visualization and safe procedure execution.
The Trocar O-shaped Sealing Cap is designed for repeated use, withstanding multiple sterilization cycles without losing sealing performance. Its durable construction ensures long-term reliability, making it a cost-effective choice for healthcare facilities.
While the Trocar O-shaped Sealing Cap is designed for broad compatibility, we recommend checking your trocar’s specifications to ensure a proper fit. Its flexible design adapts to most standard trocar assemblies, making it a versatile solution for most surgical settings.