If your Philips S6-2mpt (21478A) is producing degraded images, failing probe tests or showing physical damage, this page helps you judge what is likely wrong and whether a repair makes sense before you commit to a replacement.
| Manufacturer | Philips |
|---|---|
| Model | S6-2mpt (21478A) |
| Probe type | TEE array |
| Compatible systems | Philips EnVisor |
In service the S6-2mpt (21478A) is most often found on Philips EnVisor. Console-side settings and module revisions still vary, so the exact system build is part of any assessment.
TEE probes like the S6-2mpt (21478A) combine articulation mechanics, a long insertion tube and bite exposure – three failure paths surface probes never face, and the reason TEE repairs are assessed with extra care.
Common failure modes for the S6-2mpt (21478A)
Match what you are seeing against the table below. The right-hand column reflects how faults of this kind typically assess – the actual verdict always depends on the individual probe.
| What you see | Likely cause | Typically repairable? |
|---|---|---|
| Bent, broken or corroded connector pins | Mechanical damage from forcing or dropping the connector | Usually repairable |
| Intermittent signal that changes as the cable moves | Broken internal conductors in the cable | Case by case |
| Cable jacket cracked, wrinkled or discolored | Surface jacket wear – the conductors inside are often still good | Usually repairable |
| Latch or locking hardware damaged on the connector shell | Mechanical damage to the connector shell | Usually repairable |
| Fuzzy or noisy image that cleaning does not fix | A worn lens surface or elements beginning to degrade | Case by case |
| Air pockets or peeling visible on the acoustic lens | Lens delamination from the acoustic stack | Usually repairable |
| Cuts, gouges or discoloration on the lens membrane | Wear from use, or chemical attack from disinfectants | Usually repairable |
| Bite marks or punctures on the insertion tube | Patient bite damage to the flexible shaft | Case by case |
| Tip articulation stiff, loose or unresponsive | Worn or broken articulation cables | Case by case |
| Failed leak test on a TEE probe | Breach in the insertion tube or tip sealing | Case by case |
Check these before you ship the probe
- Compare penetration and uniformity against a known-good probe on the same preset.
- Check the strain reliefs at both ends for splits, stiffness or separation from the cable.
- Run the system’s built-in probe test or element check if your console provides one.
- Photograph the complete manufacturer label – the exact revision matters for parts compatibility.
- Inspect the lens face under good light for cuts, bubbles, lifting edges or discoloration.
- Do not continue clinical use after suspected bite damage; note the articulation behaviour (stiff, loose, unresponsive) for the assessment.
Repair, exchange or replace — which applies to your S6-2mpt (21478A)
Repair suits the S6-2mpt (21478A) when damage is mechanical or confined – lens membrane, strain relief, cable jacket, connector hardware. Once element dropout spreads across large sections of the array, repair cost climbs toward replacement value and stops making sense. If uptime is critical, ask about exchange options while your probe is assessed.
What we need to quote your S6-2mpt (21478A) repair
- A clear photo of the complete manufacturer and model label on the probe
- A description of the fault: what you see on screen and when it started
- The ultrasound system (console) the probe is used with
- Screenshots or photos of the image problem, if the fault is visual
- Photos of any physical damage – lens, housing, cable or connector
Images shown are representative and are not photographs of an individual unit. Nothing on this page claims OEM authorization or guarantees universal fit. Whether a specific S6-2mpt (21478A) can be repaired, and on what terms, is confirmed in writing once the probe has been assessed.
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