Attribute Schema Library
Attribute schemamedical & dental supply

Diagnostic Equipment Attributes

Diagnostic equipment is everything a clinician uses to measure or look before treating: multiparameter and spot-check vital signs monitors, pulse oximeters, thermometers, ECG carts, spirometers, vascular dopplers, otoscope/ophthalmoscope sets, stethoscopes — and on the dental side intraoral cameras, digital sensors, PSP scanners and apex locators. Buyers are practice managers, DSO and IDN supply chain, hospital biomed, and GPO contract teams.

The data is hard because two regimes collide in one record. The regulatory half — FDA class, 510(k) or exempt, Rx/OTC, UDI-DI, GMDN, MR safety, latex — lives in GUDID and GDSN and belongs to regulatory affairs. The engineering half — NIBP range per patient mode, applied part type, IP rating, lp/mm — lives in a 60601 spec appendix at the back of a user manual. Neither reaches the price file.

Then variants multiply: one monitor family ships as three display sizes crossed with ECG 3/5/6/10-electrode, IBP, CO2, Wi-Fi and recorder options, each its own orderable MPN.

Core

Every SKU needs these. Without them the record is not a product, it is a row.

Manufacturer
text
Welch Allyn (Baxter)

Probe, tip and service compatibility key off the labeler — and it's whose FDA establishment registration a marketplace will ask for.

Manufacturer Part Number (MPN)
identifier
71-SM2CXX

The only string that survives a quote, a GPO contract load and a warranty claim. Configuration is baked into it; family-level MPNs are useless.

GTIN-14
identifier
00840682105392

Required to publish to GDSN and to trade with any IDN item master. Carry the full packaging hierarchy, not just the each.

Device Type
enum
Multiparameter vital signs monitor

The first facet on every rail. Splits handheld sets from carts from wall systems from imaging, before any spec filter applies.

Measured Parameters
enum
ECG; RESP; SpO2; NIBP; TEMP; CO2

What the device actually measures. Buyers filter 'ECG + SpO2 + NIBP + CO2'; a description string cannot answer that.

Patient Population
enum
Adult; Pediatric; Neonatal

Neonatal is a distinct measurement mode with its own ranges and overpressure limits, not a marketing claim. Drives cuff and probe sizing.

Power Source
enum
AC 100–240 V, 50/60 Hz + internal Li-ion (2550 mAh)

Determines whether it runs on a crash cart, needs a wall outlet, or needs a charger base. Also sets battery runtime expectations.

Country of Origin
identifier
CN

Drives duty, Buy American / TAA eligibility on federal and VA contracts, and customs paperwork. Changes when a line moves plants.

Differentiating

What buyers actually compare on. This is where catalogs win or lose the filter.

SpO2 Sensor Platform
enum
Nellcor OxiMax

Decides which probes and extension cables fit. Nellcor, Masimo SET and OEM engines are not cross-compatible, and probes are the repeat revenue.

NIBP Measuring Range (Adult, SYS)
range · mmHg
25–290 mmHg adult SYS; 25–140 mmHg neonatal SYS

Bariatric and hypertensive clinics check the top of the range; the pediatric and neonatal modes have their own narrower windows.

ECG Lead Configuration
enum
5-electrode (I, II, III, aVR, aVL, aVF, V)

A 3-electrode monitor cannot produce a 12-lead. Cables and lead wires are ordered against this count and are not interchangeable.

Spatial Resolution
number · lp/mm
27 lp/mm at 18 µm pixel pitch

The dental imaging buyer's whole comparison. Pair it with pixel pitch and active area — lp/mm alone is often quoted theoretically.

Ingress Protection Rating
enum
IPX1

Sets what disinfectant and technique the SKU survives. An IPX1 monitor must not be sprayed or immersed; intraoral sensors are wiped or sheathed.

Connectivity / Data Output
enum
Wi-Fi 802.11a/b/g/n; HL7; USB

If it does not reach the EHR, a nurse retypes vitals. Wi-Fi band, HL7 and DICOM support are gating items in equipment RFQs.

Compliance & identifiers

Standards, regulatory data, and the identifiers channels reject you for missing.

Regulatory Status
enum
Class II, 510(k)-cleared, Rx only

FDA class, 510(k)-cleared vs exempt, and Rx vs OTC. Marketplaces gate on it, and Rx devices cannot sit on a consumer channel.

UDI-DI (GUDID Primary DI)
identifier
00840682105392 (GS1)

The key an IDN item master and any recall query join on. Usually equals the GTIN — but not when the issuing agency is HIBCC or ICCBBA.

Electrical Class & Applied Part Type
enum
Class I; Type CF, defibrillation-proof

Type B, BF and CF are not interchangeable; CF is required for direct cardiac contact. Defibrillation-proof is a separate qualifier tenders ask for.

Standards Conformance
text
IEC 60601-1; IEC 60601-1-2; IEC 80601-2-30; ISO 80601-2-61

Named clause by clause in tenders. The particular standard follows the parameter measured, not the box the device ships in.

The fields that aren't in the schema at all

What most diagnostic equipment catalogs are missing.

The table above is the schema most catalogs already have. These are the attributes that usually aren't in it — each one surfaced by a signal from the live market rather than by an audit of what's already there. This is what Anglera's Schema Foundry does on a real catalog, in this category.

Search signal
+ Patient Population (Adult / Pediatric / Neonatal)

Buyers search 'neonatal vital signs monitor' and get the generic monitor page. The mode is stated in the 60601 spec appendix, but no distributor rail exposes a population facet.

A monitor without neonatal mode ships to an L&D account. Neonatal NIBP is a narrower range with a lower overpressure cutoff — that is a return, not a preference.

Review signal
+ SpO2 Sensor Platform / Probe Connector

Probe and cable listings collect 'will this fit my monitor?' questions, and neither record answers it — the monitor says 'SpO2: yes' and the probe says 'Nellcor-compatible'.

Probe and extension-cable reorders cross-ship. The wrong platform either will not mate or reads nothing — a return on the consumable that should be the repeat line.

Competitor signal
+ Applied Part Type and Defibrillation-Proof Rating

OEM spec tabs publish class, applied part type and IP rating. The distributor record reselling the same monitor carries none of it, so a tender specifying 'defib-proof Type CF' cannot be answered.

Every RFQ needing the spec becomes a manual chase through a user manual appendix — or the bid goes out unsupported against someone who can prove it.

Supplier signal
+ MR Safety Status and natural rubber latex content

Supplier GUDID records carry MR Safety Status and a latex flag as structured DI-record fields. The same SKU in the distributor catalog has neither, though IDN item masters ingest both from GDSN.

GDSN publication fails validation or loads incomplete. MR Unsafe equipment gets ordered for an imaging suite that requires MR Conditional.

Marketplace signal
+ Regulatory Status (class, 510(k) vs exempt, Rx/OTC)

Marketplaces gate device listings on clearance evidence and Rx status. Most distributors keep the 510(k) letter in a regulatory binder rather than as a field on the SKU.

Listings suppressed at ingest, Rx-only devices exposed to consumer channels, and no way to answer a category-wide gating request in bulk.

How Schema Foundry finds these

Messy in, governed out.

The same value, spelled every way medical & dental supply suppliers spell it. A filter only works once they agree.

Patient Population
AdultADU/PED/NEOAdult/PedPaediatricNeonateinfant, child, adult
Adult; Pediatric; Neonatal

Neonatal mode is a different NIBP range and overpressure limit, not a label variant. Collapsing it destroys a real filter.

NIBP Pressure Unit
mmHgmm HgmmhgtorrkPacmH2O
mmHg

Monitors are switchable across mmHg/kPa/cmH2O, so datasheets state ranges in different units. Values must be converted, not relabelled.

SpO2 Sensor Platform
NellcorOxiMaxNellcor OxiMaxCovidien NellcorNellcor-compatibleSpO2 (Nellcor)
Nellcor OxiMax

'Nellcor-compatible' is a third-party claim, not the OEM engine. Keep the two distinct or probe reorders cross-ship.

Applied Part Type
CFType CFdefib proof CFCF, defibrillation-proofBF/CFIEC 60601-1 Type CF
Type CF, defibrillation-proof

BF and CF are not interchangeable — CF is required for direct cardiac contact. A 'BF/CF' string hides which applied part is which.

What buyers ask

Every one of these should be answerable from the attributes above. If it isn't, that's a gap.

  • Does this monitor do neonatal NIBP, or is it adult and pediatric only?
  • Will my existing Nellcor probes plug into this, or am I buying new sensors?
  • Is the ECG input defibrillation-proof? Our anesthesia spec calls for Type CF.
  • Can I wipe this down with a quat disinfectant — what's the IP rating?
  • How long does it run on battery for a transport between floors?
  • Does it push vitals into our EHR, or is someone retyping them?
  • Is this Rx-only, and can you send the 510(k) letter with the quote?
  • What's the active area on the size 2 sensor, and the resolution in lp/mm?

What channels require

The same SKU, different mandatory fields per destination.

GDSN via GHX Health ConneXion
GTIN-14 and packaging hierarchyUDI-DI (GUDID Primary DI)GMDN Preferred TermUNSPSC codeMR Safety StatusNatural rubber latex statement
Amazon Business
FDA 510(k) or exemption evidenceRx vs OTC designationGTIN / UPCManufacturer + MPNCountry of OriginDevice Type
IDN / GPO item master load
GTIN-14Manufacturer Part NumberUNSPSC codeUOM hierarchy with each-level GTINCountry of OriginRegulatory Status
Distributor's own faceted search
Device TypeMeasured ParametersPatient PopulationSpO2 Sensor PlatformPower SourceConnectivity / Data Output

Diagnostic Equipment data, in practice

Is the UDI-DI just the GTIN?

Usually the same string, but they are different fields. Most labelers assign a GS1 GTIN and submit that GTIN as the GUDID Primary DI, so the two match. They diverge when the issuing agency is HIBCC or ICCBBA, when the packaging level published to GDSN is not the level submitted as Primary DI, or when a 510(k)-exempt device carries a trade GTIN and has no GUDID record at all. Modelling them as one field is a common reason a record passes internal QA and then fails at the data pool. Carry both, and let them be equal when they happen to be equal.

Which standards genuinely apply to diagnostic equipment?

IEC 60601-1 (basic safety and essential performance) and IEC 60601-1-2 (EMC) apply to any powered device with a patient connection. Beyond that the particular standard follows the parameter: IEC 60601-2-25 for diagnostic electrocardiographs, IEC 60601-2-27 for ECG monitoring, IEC 80601-2-30 for automated non-invasive sphygmomanometers with ISO 81060-2 for their clinical validation, ISO 80601-2-61 for pulse oximeters, ISO 80601-2-56 for clinical thermometers, IEC 60601-2-65 for dental intraoral X-ray. Purely mechanical or optical items sit outside 60601: a manual aneroid sphygmomanometer falls under ISO 81060-1, and a stethoscope under neither. Pasting 60601-1 onto a stethoscope is a tell.

Why model patient population separately when the datasheet already says adult/pediatric/neonatal?

Because neonatal is a measurement mode with its own numbers, not a label. On a typical multiparameter monitor, adult NIBP reads SYS 25–290 mmHg with overpressure protection near 297 mmHg; pediatric drops to 25–240 mmHg with a cutoff near 245 mmHg; neonatal drops again to 25–140 mmHg with a much lower cutoff. Cuff sizes, SpO2 probes and alarm defaults all follow from it. A population buried in a description cannot be filtered, and a monitor without neonatal mode that reaches an L&D or NICU account comes straight back.

How should a monitor family with dozens of configurations be modelled?

At the orderable MPN, not the family. A single monitor family commonly ships as three display sizes crossed with 3/5/6/10-electrode ECG, IBP, CO2, Wi-Fi and a recorder — each combination is a separate MPN with a different parameter set, weight and price. Model Measured Parameters as a multi-select on the SKU and let the family page roll up from its children. The failure mode of family-level modelling is that a filter for CO2 returns the family, the buyer clicks through, and the configuration they need is not the one that is stocked.

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