Products
Large-Scale EO Sterilization
Large-Scale EO Sterilization is an advanced sterilization solution designed for high-volume medical, pharmaceutical and industrial applications. Utilizing ethylene oxide gas, the system ensures complete inactivation of microorganisms and is ideal for heat- and moisture-sensitive products.
Features
Typical application scenarios of Large-Scale EO Sterilization
1. Sterilization of precision medical devices
Laparoscopes/endoscopic instruments
Laparoscopes and endoscopes usually contain precision optical components, electronic components and plastic structures, which cannot withstand high temperatures and high pressures (such as steam sterilization).
2. Surgical consumables and implants
Sutures, surgical staples and biological scaffolds
Implants such as absorbable sutures and polymer scaffolds are extremely sensitive to sterilization methods, and EtO sterilization will not affect their degradation characteristics or mechanical strength.
Protective supplies (masks, protective clothing, surgical drapes)
During the epidemic, EtO sterilization was widely used for large-scale disinfection of N95 masks and medical protective clothing to ensure sterile supply without destroying filtration efficiency.
Key influencing factors and optimization measures for ethylene oxide sterilization
The effect of ethylene oxide (EO) sterilization is affected by many factors. Reasonable control of these parameters can ensure efficient and safe sterilization effects. The following are several aspects that need to be focused on during the sterilization process:
1. Balance of concentration, temperature and time
Within a reasonable range, increasing the sterilization temperature or ethylene oxide concentration can shorten the sterilization time, but excessive temperature or concentration should be avoided to cause material damage or safety hazards.
In practical applications, these three parameters should be optimized according to the characteristics of the sterilized items (such as material, structure, and packaging method) to ensure that the sterilization is thorough and does not affect product performance.
2. Accurate control of humidity
The relative humidity of the sterilization environment is crucial to the sterilization effect of EO, and is usually controlled between 60% and 80%. Too low humidity will affect the penetration and reaction efficiency of EO, and too high humidity may cause EO hydrolysis failure.
The following measures can be taken to adjust the humidity before sterilization:
Pre-wetting treatment: Place the items to be sterilized in an environment with a humidity of more than 50% for more than 2 hours to reach an appropriate moisture content.
Dynamic humidification: A humidifier is used during the sterilization process to maintain a stable humidity level.
3. Cleanliness requirements for items
Organic matter on the surface of items (such as blood and protein residues) will hinder the penetration of EO and consume part of the sterilization gas, reducing the sterilization effect.
Microorganisms wrapped in inorganic salts or crystals are more difficult to be killed by EO, so the items must be thoroughly cleaned before sterilization to remove all contaminants.
For complex instruments (such as endoscopes and catheters), a multi-step cleaning process (such as enzyme washing, rinsing, and drying) should be used to ensure that there is no residue.
Summary
The high efficiency of ethylene oxide sterilization depends on the comprehensive management of concentration, temperature, time, humidity and item cleanliness. By scientifically setting parameters and strictly implementing the pretreatment process, the sterilization effect can be ensured to be stable and reliable, while extending the service life of the instrument.
More production details
FAQ
What is ETO Equipment?
ETO (Ethylene Oxide) equipment refers to sterilization machines that use ethylene oxide gas to kill microorganisms on medical devices, pharmaceuticals, and other sensitive products. These systems are designed for low-temperature sterilization, making them ideal for heat- and moisture-sensitive items.
What Items Are Sterilized by Ethylene Oxide?
Common items sterilized with ethylene oxide include:
Medical devices: Endoscopes, catheters, surgical instruments, implants.
Disposable medical supplies: Syringes, gloves, masks, gowns.
Pharmaceuticals: Drug containers, vial stoppers.
Lab & electronic equipment: Sensitive devices that cannot withstand steam sterilization.
What is EO in Sterilization?
EO (Ethylene Oxide) is a colorless gas used for sterilizing heat-sensitive medical and industrial products. It penetrates packaging and complex device structures, effectively killing bacteria, viruses, and spores without damaging materials.
What is an Ethylene Oxide Sterilization Unit?
An ethylene oxide sterilization unit is a specialized machine that controls gas concentration, temperature, humidity, and exposure time to ensure effective sterilization. It includes safety features to handle EO's flammability and toxicity, along with aeration cycles to remove residual gas.
| The series sterilizer control system functions list | |||||
| Item | Channel and function | BE Series | LE Series | GE Series | HE Series |
| 1 | Cabinet inside Temperature(T1) | √ | √ | √ | √ |
| 2 | Cabinet inside Temperature(T2) | √ | √ | √ | √ |
| 3 | Cabinetinside Pressure(P1) | √ | √ | √ | √ |
| 4 | Cabinet inside Pressure(P2) | √ | √ | √ | |
| 5 | Cabinet inside Humidity(RH1) | √ | √ | √ | √ |
| 6 | Cabinet inside Humidity(RH2) | √ | √ | ||
| 7 | Tank Temperature(T5) | √ | √ | √ | √ |
| 8 | EO Temperature(T6) | √ | √ | √ | √ |
| 9 | Vaporizer Temperature(T7) | √ | √ | √ | √ |
| 10 | Magnetic Fan Bearing Temperature(T8) | ■*1 | ■*1 | ||
| 11 | Magnetic Fan Bearing Temperature(T82) | ■*1 | ■*1 | ||
| 12 | Magnetic Fan Speed(SPD1) | ■*1 | ■*1 | ||
| 13 | Magnetic Fan Speed(SPD2) | ■*1 | ■*1 | ||
| 14 | Magnetic wind turbine flow(FL1)" | ■*1 | ■*1 | ||
| 15 | Magnetic Fan Flow(FL2) | ■*1 | ■*1 | ||
| 16 | Cabinet inside Temperature T3 | ■*2 | ■*2 | ||
| 17 | Venting TemperatureT9 | ■*3 | ■*3 | ||
| 18 | Venting Heater T10 | ■*3 | ■*3 | ||
| 19 | Constant Vacuumizing | □*3 | ■*3 | ■*3 | |
| 20 | Constant Venting | ■*3 | ■*3 | ||
| 21 | Constant Feeding EO | ■*3 | ■*3 | ||
| 22 | Constant Adding N2 | ■*3 | ■*3 | ||
| 23 | Vaporizer Remote Control | □ | √ | √ | |
| 24 | Internal Circulation Fan | □ | □ | ||
| 25 | Harmless Exhausting | □ | √ | √ | |
| 26 | Vaporization eating water tank | □ | □ | ||
| 27 | Nitrogen Protection | □*4 | ■*4 | ■*4 | |
| 28 | Valve Air Pressure Detection | √ | √ | √ | √ |
| 29 | Door Seal Air Pressure Dectection | √ | √ | √ | |
| 30 | Feeding Door Seal Pressure Sufficient Detection | □ | √ | √ | |
| 31 | Discharge door seal pressure sufficient detection | □ | √ | √ | |
| 32 | Sufficient Steam Pressure Detection | □ | □ | √ | √ |
| 33 | Vacuum pump water detection function | □ | □ | √ | √ |
| 34 | Valve position feedback | √ | √ | ||
| 35 | Tail Gas Removing Commond | √ | √ | √ | √ |
| 36 | TailGas Removing Feedback | √ | √ | √ | √ |
| 37 | Lightning protection | □ | ■ | ||
| 38 | IPC | √ | √ | √ | |
| 39 | With Material Management System Networking Capabilities | √ | √ | √ | |
| 40 | Touch Screen or Text Screen | √ | □ | □ | √ |
| 41 | UPS Power | √ | √ | √ | |
| 42 | Local Data Control Box | √ | √ | √ | √ |
| 43 | English Version | √ | √ | √ | √ |
| 44 | Factory Software Verification Report | √*5 | √ | √ | |
| 45 | Control System Historical Data Graph | √ | √ | √ | |
| 46 | Control Systems Detailed Data Report | √ | √ | √ | √ |
| 47 | Control System Detailed Data Auto-summary | √*6 | √*6 | √*6 | |
| 48 | Control System Components List Sheet | √ | √ | √ | |
| 49 | Control system Data IOT Interfaces | □ | √ | √ | |
| 50 | ControlSystem Material Management System Interface | √ | √ | √ | |
| 51 | Severs | √*7 | √*7 | ||
| 52 | Equipment Warranty Period1 | 1*8 | 1*8 | 2*8 | 3*6 |
| NOTICE: | √--- | standard configuration | ■--- | optional function-free | |
| □--- | optional function-extra charges | ☆--- | function to be developed | ||
| *1 Only when the equipments have the internal circulation fan, this feature is standard configuration. | |||||
| *2 Only the eqiupments,which has the cabinent size ≥50m³, have this optional function. | |||||
| *3 Only the equipment,which is configured with frequency converter or control valve, has this optional function. | |||||
| *4 Only the equipment,which has a nitrogen valve and nitrogen making device, has this optional feature. | |||||
| *5 Free provided for standard sterilizer; Customized will charge separately. | |||||
| *6 Check the different series of standardized summary sheet. | |||||
| *7 It's according to the size of the sterilizer, the server will be free for all of the sterilizer size over 35M3. | |||||
| *8 If the standard models of equipments has their independent warranty period, its own standard product warranty period has the priority. | |||||
| *9 Control system gaurantee period is 2 years, others 1 year. | |||||
Hot Tags: large-scale eo sterilization, China large-scale eo sterilization manufacturers, suppliers, factory, Industrial Ethylene Oxide Sterilizer, EtO sterilization for heat sensitive medical devices, Eto Sterilizer Machine, Industrial Ethylene Oxide Sterilizers, ETO Sterilization Chamber for Medical Devices, EtO sterilizer for respiratory therapy products
You Might Also Like
Send Inquiry
