Care Vision CV-7 Portable Phlegm Suction Unit
The Care Vision CV-7 Portable Phlegm Suction Unit is designed to provide convenient and efficient suction of thick liquids, including blood and phlegm, under negative pressure. Its compact construction and lightweight design make it particularly suitable for emergency situations, clinical environments, and healthcare professionals who require a portable suction device.
The CV-7 incorporates an oil-free piston pump, eliminating the need for pump oil and helping maintain a cleaner operating environment. Its durable plastic housing is designed to resist water erosion, while the overflow valve helps prevent liquid from entering the pump.
With adjustable negative pressure and a compact reservoir, the CV-7 offers practical operation for a variety of suction requirements. The unit’s small size and relatively low weight also make it easy to transport, making it suitable for doctors and medical personnel who need suction equipment while moving between locations.
Key Features
- Portable and compact design for convenient transportation and storage.
- Oil-free piston pump helps prevent oil mist pollution.
- Designed for suction of thick liquids such as blood and phlegm.
- Adjustable negative pressure according to application requirements.
- Overflow valve helps protect the pump from liquid entering the system.
- Durable plastic housing designed to resist water erosion.
- Small and lightweight construction makes it easy to carry.
- Suitable for emergency situations and mobile healthcare applications.
- Equipped with a 1,000 mL reservoir.
- Designed for practical use by doctors and healthcare professionals.

Technical Specifications
| Specification | Details |
|---|---|
| Model | CV-7 |
| Product Type | Portable Phlegm Suction Unit |
| Maximum Negative Pressure | ≥ 0.075 MPa |
| Adjustable Negative Pressure | 0.02 MPa – Maximum |
| Air Exhausting Speed | ≥ 18 L/min |
| Reservoir Capacity | 1,000 mL |
| Pump Type | Piston Pump |
| Pump Design | Oil-Free |
| Noise Level | ≤ 65 dB(A) |
| Power Supply | AC 220V ±10%, 50/60Hz ±1Hz |
| Rated Power | 90 VA |
| Product Size | Approx. 28 × 19.6 × 28.5 cm |
Benefits of the Care Vision CV-7
Portable Design
The compact dimensions and lightweight construction make the CV-7 convenient to move and store. It can be useful for healthcare professionals who require suction equipment in different locations.
Oil-Free Operation
The oil-free piston pump helps reduce oil mist pollution and eliminates the need for conventional pump oil during operation.
Adjustable Suction Pressure
The negative pressure can be adjusted according to the requirements of the application, providing greater flexibility during suction procedures.
Overflow Protection
An overflow valve helps prevent aspirated liquid from entering the pump, providing additional protection for the internal pump system.
Durable Construction
The plastic case is designed to resist water erosion and provides a practical housing for regular medical use.
Applications
The Portable Phlegm Suction Unit CV-7 can be used in environments where suction of phlegm, blood, and other thick liquids is required, including:
- Clinics and healthcare facilities
- Medical treatment areas
- Emergency medical applications
- Doctor and healthcare professional use
- Mobile healthcare settings
- Other appropriate clinical suction applications
Important: The device should be operated by appropriately trained healthcare personnel and according to the manufacturer’s instructions and applicable clinical protocols.
Frequently Asked Questions
1. What is the Care Vision CV-7?
The Care Vision CV-7 is a portable phlegm suction unit designed to remove thick liquids such as blood and phlegm through negative-pressure suction.
2. Is the CV-7 portable?
Yes. The CV-7 has a compact and lightweight design intended to make transportation and storage easier.
3. Does the CV-7 use an oil-free pump?
Yes. The unit uses an oil-free piston pump, which helps prevent oil mist pollution.
4. What is the reservoir capacity of the CV-7?
The CV-7 is equipped with a 1,000 mL reservoir according to the supplied product specifications.
5. Can the suction pressure be adjusted?
Yes. The negative pressure is adjustable from approximately 0.02 MPa to the maximum available pressure.
6. What is the maximum negative pressure?
The supplied specifications indicate a maximum negative pressure of ≥ 0.075 MPa.
7. What is the air exhaust speed?
The specified air exhausting speed is ≥ 18 L/min.
8. What is the noise level of the CV-7?
The specified noise level is ≤ 65 dB(A).
9. What type of pump does the CV-7 use?
The unit uses an oil-free piston pump.
10. Who can operate the CV-7?
The device should be used by appropriately trained healthcare professionals in accordance with the manufacturer’s instructions and applicable medical procedures.
Why Choose the CV-7 Portable Phlegm Suction Unit?
The Care Vision CV-7 Portable Phlegm Suction Unit combines portability, adjustable negative pressure, an oil-free piston pump, overflow protection, and a 1,000 mL reservoir in a compact design. These features make it a practical option for healthcare professionals who need a portable suction device for appropriate medical applications.
Product Highlights at a Glance
Model: CV-7
Brand: Care Vision
Type: Portable Phlegm Suction Unit
Pump: Oil-Free Piston Pump
Reservoir: 1,000 mL
Maximum Negative Pressure: ≥ 0.075 MPa
Air Exhaust Speed: ≥ 18 L/min
Noise: ≤ 65 dB(A)
Power: 90 VA
Size: Approx. 28 × 19.6 × 28.5 cm


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