A dedicated piston-in-barrel used for injecting small volumes of accurately measured amounts of gas into a spirometer, pulmonary function analyser, or other diagnostic pulmonary measuring/testing device for calibration or reference. It is typically a glass or
| Company | Devices | Share |
|---|---|---|
| Hans Rudolph, Inc. | 186 | 88% |
| A-M Systems, Llc | 20 | 9% |
| Vitalograph (Ireland) Limited | 4 | 2% |
| Medikro Oy | 1 | 0% |
| Vectracor Inc | 1 | 0% |
Company = labeler of record on GUDID. 5 companies in total; top 12 shown. Click headers to sort.
Sample of brand names as labelled; no endorsement. Ask us for the full list with company, model and UDI.
| Code | Name | Devices |
|---|---|---|
| BXW | Calibrator, Volume, Gas | 211 |
| BXW | CALIBRATOR, VOLUME, GAS | 4 |
Use these as the dimensions to specify in a tender line.
No closely related category with 50+ devices.
212 device records in commercial distribution are listed on the FDA Global Unique Device Identification Database (GUDID) under the GMDN category "Spirometer/pulmonary function analyser syringe", from 5 companies. The largest labeler is Hans Rudolph, Inc. with 88% of records.
BXW (Calibrator, Volume, Gas), BXW (CALIBRATOR, VOLUME, GAS)
No. GUDID is the US register. For the UAE (MOHAP/DoH) and Saudi (SFDA/MDMA) a separate registration and a local authorised representative are required; Consulting Wallah can check the status and connect you with registered suppliers.
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Source: FDA AccessGUDID (AccessGUDID full release 2 Nov 2026); counts are device records in commercial distribution grouped by GMDN preferred term; companies are labelers of record. Information only — US listing is not a registration in the UAE or GCC; verify with the regulator. © Consulting Wallah — CC BY‑NC‑ND.