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Device brand name · Anesthesia conduction kit
Portex Spinal Anesthesia Trays: medical device reports filed with FDA
323 reports name it, 2010–2019. Manufacturer given most often on reports: Smiths Medical Asd. Product code CAZ.
- 323
- device reports naming the brand
- 0% of all MAUDE reports · about 20 a year
- 0
- reports, 12 months to August 2026
- 0 in the 12 months before
- 23.8%
- classified as malfunction
- 69% across the product code
- 0%
- classified as death, as reported
- 0 reports · not verified by FDA
FDA's MAUDE database holds 323 reports that name the brand "Portex Spinal Anesthesia Trays" (anesthesia conduction kit), received between January 2010 and April 2019; the manufacturer given most often on reports is Smiths Medical Asd. Spellings of one product vary from report to report.
0 reports arrived in the 12 months to August 2026, and none in the 12 months before. FDA releases MAUDE data monthly; reports can arrive months after an event, so the newest months grow in later releases. The event types recorded are injury (76.2%) and malfunction (23.8%); across all anesthesia conduction kit reports (product code CAZ) death is recorded in 0.1% and malfunction in 69%. Event type is the reporter's classification of the report, not a verified outcome.
The device problems coded most often are defective device (14.2%), output problem (3.7%) and failure to deliver (3.1%). The patient problems coded most often are awareness during anesthesia, therapy/non-surgical treatment, additional and numbness. FDA states that "MDR data alone cannot be used to establish rates of events, evaluate a change in event rates over time or compare event rates between devices. The number of reports cannot be interpreted or used in isolation to reach conclusions about the existence, severity, or frequency of problems associated with devices." It adds that the reporting system "has limitations, including the potential submission of incomplete, inaccurate, untimely, unverified, or biased data."
Reports by month, five years
No report naming Portex Spinal Anesthesia Trays was received in the five years to August 2026; the latest was received in April 2019.
By year received
Event type and report source
Event type, as classified on the report
Who filed the report
Grey bar: all 5,156 reports carrying product code CAZ. Event type is the filer's classification and is not verified by FDA.
Device problems coded
| Device problem (FDA code) | Reports | Share | Share across product code |
|---|---|---|---|
| Defective devicethe device was defective | 46 | 14.2% | 2.8% |
| Output problem | 12 | 3.7% | 0.5% |
| Failure to deliverthe device did not deliver the dose or item | 10 | 3.1% | 0.3% |
| Failure to infuse | 3 | 0.9% | 0.2% |
| Insufficient device problem information | 3 | 0.9% | 1% |
| Improper or incorrect procedure or method | 2 | 0.6% | 0.4% |
| Insufficient flow or under infusion | 2 | 0.6% | 0.1% |
| Defective component | 1 | 0.3% | 1% |
| Device operates differently than expectedthe device behaved unexpectedly | 1 | 0.3% | 1.2% |
| Fracturea broken bone | 1 | 0.3% | 1.7% |
| Improper device output | 1 | 0.3% | 0% |
| Material frayed | 1 | 0.3% | 0.5% |
FDA's device problem codes as entered on the report; one report can carry several. Generic codes such as "no apparent adverse event" are left out.
Patient problems coded
| Patient problem (FDA code) | Reports | Share |
|---|---|---|
| Awareness during anesthesia | 198 | 61.3% |
| Therapy/non-surgical treatment, additional | 88 | 27.2% |
| Numbnessnumbness | 10 | 3.1% |
| Weakness | 10 | 3.1% |
| Painpain, site not specified | 3 | 0.9% |
| Underdoseless than the intended dose | 3 | 0.9% |
| Aneurysm | 1 | 0.3% |
| Blood pressure, decreased | 1 | 0.3% |
| Foreign body in patientpart of a device left in the patient | 1 | 0.3% |
| Meningitis | 1 | 0.3% |
Patient problem codes are present mainly in reports filed since 2019 and are often blank.
In context
| Measure | Portex Spinal Anesthesia Trays | Product code CAZ | All MAUDE reports |
|---|---|---|---|
| Reports | 323 | 5,156 | 26,136,888 |
| Share of that pool | — | 6.3% | 0% |
| Classified as death, per 1,000 reports | 0 | 1 | 9 |
| Classified as injury | 76.2% | 26.3% | 36.2% |
| Classified as malfunction | 23.8% | 69% | 62.3% |
| Filed by the manufacturer | 99.4% | 84.6% | 94.9% |
Shares are of reports, not of devices in use. FDA states that "MDR data alone cannot be used to establish rates of events, evaluate a change in event rates over time or compare event rates between devices. The number of reports cannot be interpreted or used in isolation to reach conclusions about the existence, severity, or frequency of problems associated with devices." It adds that the reporting system "has limitations, including the potential submission of incomplete, inaccurate, untimely, unverified, or biased data."
Other brands with product code CAZ
| Brand | Reports | Latest 12 months | Classified as death |
|---|---|---|---|
| Epidural Catheterization Kit | 1,217 | 3 | 0% |
| Epidural Catheterization Set | 545 | 29 | 0% |
| Perifix | 760 | 42 | 0% |
| Arrow Epidural Anesthesia Kit | 154 | 12 | 0% |
| Arrow Epidural Catheterization Kit | 202 | 15 | 0% |
| Custom Pak | 1,262 | 0 | 0% |
| Arrow | 830 | 65 | 3.4% |
| Portex | 970 | 8 | 0.6% |
| Arrow Epidural Catheterization Set | 187 | 80 | 0% |
| Pencan | 190 | 17 | 0% |
| B Braun | 270 | 12 | 3% |
| Design Options | 174 | 11 | 0% |
| Bd | 191 | 0 | 1% |
| Avanos | 170 | 38 | 1.2% |
| Braun | 365 | 24 | 0.5% |
Ordered by report count for navigation only. FDA states that "MDR data alone cannot be used to establish rates of events, evaluate a change in event rates over time or compare event rates between devices. The number of reports cannot be interpreted or used in isolation to reach conclusions about the existence, severity, or frequency of problems associated with devices." It adds that the reporting system "has limitations, including the potential submission of incomplete, inaccurate, untimely, unverified, or biased data." FDA also states that "common products may have a higher number of adverse events due to the higher total number of people using the product."
Questions about Portex Spinal Anesthesia Trays reports
How many FDA reports name Portex Spinal Anesthesia Trays?
323 medical device reports in the openFDA MAUDE release of 28 Sep 2026, covering reports received through August 2026; 0 in the latest 12 months.
What kinds of events are reported?
injury (76.2%) and malfunction (23.8%). "Event type" is how the report was classified when filed: death, injury, malfunction or other.
What device problems are coded?
defective device (14.2%), output problem (3.7%), failure to deliver (3.1%), failure to infuse (0.9%) and insufficient device problem information (0.9%). These are FDA's device problem codes as entered on the report.
Who files these reports?
manufacturer reports (99.4%). Manufacturers and user facilities are required to report; voluntary reports come from health professionals and the public.
Do these reports show that Portex Spinal Anesthesia Trays was at fault?
No. FDA states that "MDR data alone cannot be used to establish rates of events, evaluate a change in event rates over time or compare event rates between devices. The number of reports cannot be interpreted or used in isolation to reach conclusions about the existence, severity, or frequency of problems associated with devices." It adds that the reporting system "has limitations, including the potential submission of incomplete, inaccurate, untimely, unverified, or biased data." FDA adds that "a causal relationship cannot be established between product and reactions listed in a report."
How do I report a problem with a medical device?
Through FDA MedWatch (Form FDA 3500 for health professionals and consumers), or to the manufacturer. See the guide on how to report.
Where this comes from. Counts are built from the openFDA Device Adverse Event (MAUDE) bulk export released 28 Sep 2026, which holds reports FDA received through 31 Aug 2026. Brand, generic and manufacturer names are as written on the reports; product code names come from FDA's device classification. A report counts here when any device it lists carries this brand name after punctuation and capitalisation are normalised. No report narrative, lot number, patient detail or reporter identity is published. See the methodology and sources; FDA's record is authoritative, and corrections are handled within five working days.
Drug data (FAERS) through 30 Jun 2026; device data (MAUDE) through 31 Aug 2026. Not medical advice.