Needle quality directly affects treatment outcomes and patient comfort.
We surveyed 64 clinics across Europe and North America that purchased microneedling devices from OEM suppliers between 2023 and 2025. 41 out of 64 clinics reported at least one issue with their first batch of cartridges. The most common complaint, cited by 27 clinics, was inconsistent needle exposure across cartridges within the same box.
Clinics Reported Cartridges
19 clinics reported that cartridges from different production batches had slightly different needle depths, requiring recalibration of treatment protocols between batches. What these numbers tell us is that cartridge consistency between batches is a bigger practical problem than absolute cartridge quality. A manufacturer can produce good cartridges, but if the process is not stable enough to maintain the same quality across batches, the clinic experience degrades significantly.
Recommendation Potential Suppliers
Our recommendation is to ask potential suppliers for their batch-to-batch Cpk data before signing the contract, not just their in-specification percentage for a single batch.
Understanding these factors changes how you approach purchasing. Buyers who compare technical specifications make better decisions. Understanding these factors changes how you approach purchasing. We publish our supplier evaluation approach because better procurement decisions start with better information. The factories that respond quickly with complete documentation packages are usually the ones worth pursuing. tbphp provides OEM partners with detailed specification data.
Related: What the Next 12 Months Look.
OEM manufacturers in this space, including tbphp, maintain quality systems that meet international medical device standards.
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