Custom Cleaning Brush
Disposable Endoscope Channel Cleaning Brush
Single-use flexible brush for endoscope working channels, suction lumens and instrument passages from 1–6 mm. Nylon PA, PBT or PTFE fill, 300–2400 mm.
Small brush
500 pcs
Minimum order
Held in one hand: tube, bottle, detail and swab brushes — including long-handled ones with a small head.
Production lead time, once the specification is confirmed
- Up to 500 pcsWithin 7 days
- 501–50,000 pcsWithin 14 days
- Over 50,000 pcsWithin 21 days
Peak season can extend these times; the shipping date is confirmed in writing with your quotation. Sampling and shipping are quoted separately.
A single-use flexible channel brush built for surgical endoscope working channels, suction lumens, and narrow instrument passages from 1.0 mm to 6.0 mm. The bendable shaft follows scope curvature while size-matched nylon or PBT filaments remove protein film, lubricant, and fine debris without scratching polymer channel linings.
What can this brush do for you?
Follows the full channel path without straightening it
The flexible shaft is engineered to advance through curved endoscope insertion tubes and universal cords. It passes bending-section arcs and coiled channels while keeping the brush head centered, so distal curves receive the same contact as straight runs.
Matched interference contact cleans the full lumen circumference
Brush head outside diameter is set to the target channel with a controlled oversize—typically 5–20% for nylon or PBT filaments. The filaments flex against the wall and return, so the brush scrubs 360° instead of only the side it happens to touch.
Single-use construction removes cross-contamination risk
Because the brush is discarded after one cleaning cycle, there is no retained soil, no reprocessing validation burden, and no risk of transferring residue between patients or instruments. Each scope gets a fresh contact surface.
Dual-end and valve-combination heads do more than one channel in one pass
Configurations are available with a different size on each end or with an integrated smaller head for air/water and valve ports. One brush can cover the main working channel plus the narrow auxiliary lumens that a standard single-head brush cannot reach.
Filament choice balances debris removal against channel protection
Nylon PA removes soft protein film and lubricant while staying gentle on PTFE and polyurethane linings. PBT provides stiffer filament for dried or sticky deposits and better resistance to detergent and disinfectant exposure. Both release residue when the channel is flushed, so removed material is carried out rather than packed into the distal tip.
What is a Disposable Endoscope Channel Cleaning Brush?
A Disposable Endoscope Channel Cleaning Brush is a hand-guided, single-use cleaning tool inserted through an endoscope channel to remove adherent debris before high-level disinfection or sterilization. It has a long flexible shaft, a short bristled head at the distal end, and a handle or finger grip at the proximal end. The head contacts the channel wall as the operator advances and retracts the brush through the full working length.
During manual reprocessing, the brush is introduced through the biopsy port, suction connector, or instrument channel port after the scope has been pre-cleaned at the bedside. The operator works the brush in short push-pull strokes while rotating it, then removes it and flushes the channel to carry loosened material out. The head length is kept short enough to pass the channel curvature without folding, while the filament diameter and head OD are selected so the bristles remain in light contact around the entire circumference.
This product is not an endoscopic accessory for use inside the patient during a procedure. It is a reprocessing consumable for cleaning the internal channels of the endoscope between procedures. It is also not a substitute for flushing, leak testing, or automated disinfection steps required by the endoscope manufacturer.
Technical Specifications
The values below are standard ranges; each model is matched to a specific channel size. We adjust dimensions and materials for your scope model.
| Parameter | Standard range / options |
|---|---|
| Target channel ID | 1.0–6.0 mm (discrete models; e.g., 1.2, 1.8, 2.0, 2.2, 2.6, 3.2, 4.2 mm) |
| Brush head OD | Near-size for wiping; 5–20% oversize for polymer filament scrubbing (max ~7.2 mm for 6 mm channel) |
| Brush head length | 10–50 mm |
| Working length | 1200–2800 mm, matched to scope insertion tube plus universal cord |
| Shaft / sheath OD | 0.8–3.0 mm |
| Shaft construction | Polymer-coated stainless steel spiral, PTFE-coated wire, or solid polymer monofilament |
| Filament material | Nylon PA (soft), PBT (stiffer / higher chemical resistance) |
| Filament diameter | 0.10–0.35 mm |
| Head arrangement | Single-ended, double-ended, channel-and-valve combination, tapered multi-diameter |
| Handle | Overmolded PP/TPE, ring handle, flat tab, or customer-specific grip |
| Operating conditions | Compatible with neutral and enzymatic detergents, manual cleaning temperatures up to 60°C (higher on request) |
| Packaging | Bulk, individually wrapped, or peel-pouch (custom) |
| Brush type | Custom Handheld Detail Brushes |
| How it is driven | Hand-guided |
| Cleaning target | flexible gi endoscope and bronchoscope, rigid endoscope irrigation and suction cannula, and urology, ent and cannulated instrument cleaning |
| Surface or part | channel, instruments, lumens, ports, instrument channels, narrow instrument passages, walls, connectors, and passages |
| Residue or debris | lubricant, protein, protein film, mucus, biological soil, blood, fiber, leaves, and biofilm |
| Mounting / connection | Threaded Removable / Fixed |
Where does this brush work best?
- Flexible gastrointestinal endoscopes—gastroscopes and colonoscopes—during manual cleaning of biopsy, suction, and air/water channels.
- Surgical endoscopes and laparoscopes with instrument or irrigation channels that accumulate protein and lubricant film.
- Bronchoscopes and ENT endoscopes with small working channels from 1.0 mm to 2.0 mm that require a flexible brush instead of rigid cleaning rods.
- Urology and cystoscopy equipment where narrow instrument channels collect debris that flushing alone does not remove.
- Reusable surgical instruments with narrow, curved lumens that fall within the same size range and require single-use cleaning tools.
How do I choose the right one?
Start with the channel ID and scope model
Measure the internal diameter of the channel you need to clean and identify the endoscope model. Choose a discrete brush size that matches that channel, not a generic “one-size” brush. The head OD should be near the channel ID for wiping action; for nylon or PBT filaments, use 5–20% oversize so the bristles flex against the wall and cover the full circumference. If the shaft is wire-based, reduce the oversize to avoid excessive stiffness at bends.
Set the working length from port to distal tip
The brush must be long enough to pass through the entire channel and emerge from the distal end without the handle reaching the port. Working lengths of 1200–2800 mm cover most flexible endoscopes; longer or shorter custom lengths can be produced. If the brush is too short, the distal section of the channel will remain unbrushed. If it is too long, the excess tail can be awkward to control and may kink.
Match the shaft to the curvature you need to follow
Scopes with tighter bending sections and more coiled internal paths benefit from a more flexible shaft, such as a solid polymer monofilament or a finer spiral. Scopes with long straight runs and higher insertion force benefit from a coated stainless steel spiral that pushes without buckling. Talk to us about the scope model and bending radius if you have had previous brushes kink or break.
Choose the filament by residue and channel lining
Nylon PA is the default for protein film, lubricant, and soft organic debris on PTFE or polyurethane linings. PBT is stiffer and better for sticky or partially dried deposits, detergents with higher alkalinity, and channels that tolerate more contact pressure. If the internal lining is delicate or the channel has known wear, select nylon with the lower end of the oversize range.
Decide on head arrangement
Single-ended heads are simplest and most economical. Double-ended heads let one brush clean two different channel sizes or clean from both ends, which is useful when the distal tip cannot be easily accessed. Channel-and-valve combination heads add a smaller distal section for auxiliary ports, saving a second brush and a handling step.
When a different tool is more suitable
If the channel is occluded by hardened debris, calcified deposit, or a foreign body, a plain polymer filament brush may not generate enough force. In those cases, a wire-core channel brush or a manufacturer-approved cleaning stylet may be needed—but only under the endoscope manufacturer’s instructions, because wire can damage the inner lining. For channels smaller than 1.0 mm or larger than 6.0 mm, a custom design is required. This brush is not intended for optical surfaces, lenses, or external instrument cleaning.
Can I customize this brush?
This is a configurable product, not an off-the-shelf commodity. To define a custom build, provide the endoscope make and model, the channel ID and length, the access port type, the residue you need to remove, the cleaning chemicals and temperature, and the required packaging format. A sample scope, channel drawing, or current brush sample accelerates the process.
We can adjust:
- Brush head diameter, head length, taper, and multi-diameter geometry for the exact channel profile.
- Filament material (Nylon PA or PBT), filament diameter, stiffness, and density; custom blends or abrasive additives are not included unless specified.
- Shaft construction: polymer-coated stainless steel spiral, PTFE-coated wire, or solid polymer monofilament, with custom flexibility and pushability.
- Sheath and shaft diameter from 0.8 mm to 3.0 mm, matched to the channel access point.
- Working length from short rigid-scope ports up to 2800 mm or longer for specialized systems.
- Head arrangement: single-ended, double-ended, channel-and-valve combination, or a smaller auxiliary tip for air/water ports.
- Handle: overmolded grip, ring, flat tab, color-coded size indicator, or customer logo.
- Color coding, print marking, laser marking, or barcode for identification and traceability.
- Packaging: bulk cartons, individual bags, peel pouches, or sterile barrier configurations if your process requires them.
If your project requires material declarations, biocompatibility data, cleaning validation support, third-party testing, or regulatory documentation assistance, we can coordinate those activities as part of the customization process.
How do you confirm a disposable endoscope channel cleaning brush has actually cleaned the surface?
How do I check that the brush head is the right size before use?
Insert the dry brush through the channel port after removing any valve or cap. It should advance with light, even resistance and the bristles should make contact with the channel wall around the full circumference. If the head folds over, jams, or requires excessive force, the head is too large. If it slides through with no friction and the channel feels untouched, the head is too small. Adjust the model or oversize percentage accordingly.
When in the reprocessing sequence should this brush be used?
The brush is used during manual cleaning after bedside pre-cleaning and before or during enzymatic detergent exposure, following the endoscope manufacturer’s instructions. Brushing should never replace the subsequent flushing, high-level disinfection, or sterilization steps; it removes adherent material so those later steps can work.
Can this brush survive repeated cleaning and reuse?
No. This product is designed and validated as a single-use device. Reprocessing can degrade the filaments, shaft coating, and the attachment point between the head and shaft, which may lead to filament loss inside the channel. Discard it after one cleaning cycle or one patient, depending on your facility protocol.
What should I inspect before starting the cleaning procedure?
Check that the package is intact, the shaft is free of kinks or exposed wire, the head is firmly attached with no loose filaments, and the handle is not cracked. Flex the shaft through a radius similar to the scope’s bending section and confirm the head returns to center. If anything looks or feels off, do not use it.
Does this brush remove dried or calcified deposits inside the channel?
Not reliably. Nylon PA and PBT filaments are intended for protein film, lubricant, soft tissue residue, and fine particles. Hard calcified or crystallized deposits often require a wire-core brush, a manufacturer-approved chemical soak, or mechanical clearing device—always under the endoscope manufacturer’s guidance, because aggressive tools can damage the channel lining.
Can I use the same brush for the working channel and the air/water channel?
That depends on the head arrangement. A channel-and-valve combination or double-ended brush with two different head diameters can cover both if the sizes match. If both channels require the same diameter and the brush is long enough, a single-ended brush may work. Verify the head OD for each channel separately; do not assume one size fits both.
Guides that go deeper on this
Custom Manufacturing RFQ
Describe Your Application
For an accurate quotation, please provide the main dimensions, material preference, working surface, residue, quantity, and a drawing or photo.
Drawing or photo optional — it speeds things up, it does not gate the enquiry.
Custom Brush RFQ
Send Your Brush Project
Upload a drawing, product photo, or sample photo and provide the core dimensions and cleaning conditions.
“We need a brush to remove wet residue from a stainless steel conveyor, about 800mm wide. The current brush wears quickly. We can send photos.”
“We sell drinkware and need a cleaning brush to include with the product. Quantity around 5,000 pieces.”