Objective AI Report
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Report date: 04.03.2026
Cocoon CWS 4000-45 Convective Warming System Analysis Report
Device Identification and Information
The device shown is a medical warming unit used to maintain a patient’s body temperature during surgical operations or patient care. The device falls into the “Convective Warming System” category.
Brand and Model Analysis
Upon detailed examination of the front control panel in the visuals, the following brand and model information has been definitively identified:
- Brand: COCOON
- Model: CWS 4000-45
- Product Type: Convective Warming System
Areas of Use
This device is designed to maintain the body temperature of patients at risk of hypothermia at safe levels. It is suitable for use in operating rooms, anesthesia units, intensive care units (ICUs), and post-anesthesia care units (PACUs). The system operates by delivering warm air through a hose to a specialized warming blanket.
Authenticity Status
Upon examining the device’s front panel, logo prints, font types, warning symbols, and casing structure, it is observed to be consistent with the standard design language of the manufacturer (Care Essentials). The labels and panel craftsmanship exhibit original product qualities.
Quantity Information
The analyzed visuals include 1 (one) main device, 1 (one) transport stand, and 1 (one) air transfer hose mounted on the device.
General Condition and Physical Deformation
The device is in used condition. There are signs of use on the casing and stand parts. The detailed physical analysis is as follows:
- Outer Casing: Black scuff marks, stains, and ingrained dirt layers were observed on the front plastic cover and side panels. No breaks or deep cracks were detected in the visuals, but the surface cosmetic condition is fatigued.
- Carrying Handle: Dirt accumulations are present on the handle at the top of the device.
- Hose: The air transfer hose is intact; no significant tears or breakages are visible. However, there is discoloration and dullness due to use between the hose segments. The blue plastic adapter on the hose nozzle appears robust.
Mechanical Components
The device is mounted on a 5-legged, wheeled, black metal stand (IV pole type). All wheels are in place. No physical breaks were observed in the air grilles (vents) on the side. The hose connection point appears mechanically sound.
Electronic Components and Control Panel
The membrane panel on the front face maintains its physical integrity. There are no punctures or tears in the keypads. The panel features LED indicators and selection buttons. Electronic function testing could not be performed as no visual of the device being plugged in or operational was provided.
Technical Specifications and Display Analysis
Based on the data on the control panel, the device’s technical specifications are as follows:
- Temperature Settings: The device has stepped heating options including Ambient, 34°C, 37°C, 40°C, 43°C, and 46°C.
- Safety Mode: Next to the 46°C option, a “AUTO AFTER 45 MINS” warning is displayed; this feature indicates an automatic reduction or shutdown after a certain period at high temperatures.
- Status Indicators: “FAULT ALARM” and “FILTER STATUS” warning lights are present.
- Operating Mode: A “STANDBY” button is available.
Battery Status
This type of convective warming system typically operates with mains electricity (220V/110V). No indication or cover for an internal battery is visible in the visuals or the device structure. It operates with an external power cable.
Accessories and Missing Items
- Available Accessories: An integrated air hose and a wheeled mobile stand are present.
- Missing Accessories: The electrical power cable is not clearly visible in the visuals. The single-use warming blanket placed over the patient is not shown in the visual (as it is a consumable and does not come with the device).
- Filter: The fill status of the HEPA filter, likely located behind the side covers, cannot be seen from the outside.
Potential Failure Risk
The dirtiness on the device’s outer casing indicates heavy use in a hospital environment. Visual inspection-based risks are as follows:
- Filter Condition: Considering the panel indicating “FILTER STATUS”, it is highly probable that the air intake filter of this heavily used device is clogged and requires replacement.
- Hose Hygiene: The internal and external cleanliness of the hose is critical as it transfers air. Its current appearance suggests a need for cleaning or sterilization.
- Cosmetic Deformation: While no operational breaks are visible on the device, there are significant cosmetic deteriorations.
Conclusion and Summary
The COCOON brand, CWS 4000-45 model patient warming device, along with its wheeled stand and hose, is a unit that maintains its physical integrity. Cosmetic stains and scratches due to use are present on the body. No signs of serious impact or breakage were found. It appears suitable for continued use, provided its electronic functions are tested and the HEPA filter is checked/replaced.
