Toshiba American Medical Systems Inc: APLIO 500 TUS-A500 diagnostic ultrasound system

Recall number

Z-2711-2017

Recalling firm

Toshiba American Medical Systems Inc

Product

APLIO 500 TUS-A500 diagnostic ultrasound system

Status

Terminated

Initiated

2017-05-01

Posted

not on file

Terminated

2023-10-11

Reason

When Continuous Trace method is used as the tracing method on Spectral Doppler in velocity trace measurement, an incorrect value may be displayed in the ultrasound systems and in the ultrasound workstations listed below.

Root cause

Software Manufacturing/Software Deployment

Action

Toshiba Medical sent an Urgent Medical Device Correction letter on May 1, 2017. The consignee is instructed not to use the Continuous Trace method for cardiac velocity trace measurements to quantify the MPG values. Modified software is being provided. A Toshiba service representative will contact the consignee to make an appointment to install the modified software to fix the problem. Customers were asked to complete the form and fax it to the toll-free number shown at the top of the form. The form can also be sent by email to RAffairs@tams.com. Customers with questions were instructed to call 800-521-1968.

Quantity

307 units

Distribution

Nationwide Distribution

Lot, serial or model codes

Serial Numbers: AAC1652199, AAC1652200, AAC1652201, AAC1652202, AAC1652203, AAC1652204, AAC1652205, AAC1652206, AAC1652207, AAC1652208, AAC1662209, AAC1662210, AAC1662211, AAC1662212, AAC1662213, AAC1662214, AAC1662215, AAC1662216, AAC1662217, AAC1662218, AAC1662219, AAC1662220, AAC1662221, AAC1662222, AAC1662223, AAC1672224, AAC1672225, AAC1672226, AAC1672227, AAC1672228, AAC1672229, AAC1672230, AAC1672231, AAC1672232, AAC1672233, AAC1692234, AAC1692235, AAC1692236, AAC1692237, AAC1692238, AAC1692239, AAC1692240, AAC1692241, AAC1692242, AAC1692243, AAC1692244, AAC1692245, AAC1692246, AAC1692247, AAC1692248, AAC1692249, AAC1692250, AAC1692251, AAC1692252, AAC1692253, AAC16X2254, AAC16X2255, AAC16X2256, AAC16X2257, AAC16X2258, AAC16X2259, AAC16X2260, AAC16X2261, AAC16X2262, AAC16X2263, AAC16Y2264, AAC16Y2265, AAC16Y2266, AAC16Y2267, AAC16Y2268, AAC16Y2269, AAC16Y2270, AAC16Y2271, AAC16Y2272, AAC16Y2273, AAC16Y2275, AAC16Y2276, AAC16Y2278, AAC16Y2279, AAC16Y2280, AAC16Y2281, AAC16Y2282, AAC16Y2283, AAC16Y2284, AAC16Y2285, AAC16Y2286, AAC16Y2287, AAC16Y2288, AAC16Y2289, AAC16Y2290, AAC16Y2291, AAC16Y2292, AAC16Y2293, AAD16Z2297, AAD16Z2298, AAD16Z2299, AAD16Z2300, AAD16Z2301, AAD16Z2302, AAD16Z2308, AAD16Z2309, AAD16Z2310, AAD16Z2311, AAD16Z2312, AAD16Z2313, AAD16Z2314, AAD16Z2315, AAD16Z2316, AAD1712317, AAD1712318, AAD1712319, AAD1712320, AAD1712321, AAD1712322, AAA1652007, AAA1652008, AAA1652009, AAA1652010, AAA1652011, AAA1652012, AAA1652014, AAA1652015, AAA1652016, AAA1652017, AAA1652018, AAA1652019, AAA1652020, AAA1652021, AAA1652022, AAA1652023, AAA1652024, AAA1652025, AAA1662076, AAA1662077, AAA1662078, AAA1662079, AAA1662080, AAA1662081, AAA1662082, AAA1662083, AAA1662084, AAA1662085, AAA1662086, AAA1662087, AAA1662088, AAA1662090, AAA1662091, AAA1662092, AAA1662093, AAA1672105, AAA1672106, AAA1672107, AAA1672108, AAA1672109, AAA1672110, AAA1672111, AAA1672112, AAA1672113, AAA1672114, AAA1672116, AAA1672117, AAA1672118, AAA1672119, AAA1672120, AAA1672121, AAA1672122, AAA1672123, AAA1672124, AAA1672125, AAA1672126, AAA1672127, AAA1672128, AAA1672129, AAA1672130, AAA1672131, AAA1672132, AAA1672133, AAA1672134, AAA1672135, AAA1672137, AAA1672141, AAA1672143, AAA1672144, AAA1672145, AAA1682146, AAA1682147, AAA1682148, AAA1682149, AAA1682150, AAA1682151, AAA1682152, AAA1682153, AAA1682154, AAA1682155, AAA1682156, AAA1682157, AAA1682158, AAA1682159, AAA1682162, AAA1692171, AAA1692172, AAA1692173, AAA1692174, AAA1692175, AAA1692176, AAA1692178, AAA1692179, AAA1692180, AAA6172101, AAA16Z2006, AAA16Z2007, AAA16Z2008, AAA16Z2009, AAA16Z2010, AAA16Z2011, AAA16Z2012, AAA16Z2013, AAA16Z2014, AAA16Z2016, AAA16Z2017, AAA16Z2018, AAA16Z2019, AAA16Z2020, AAA16Z2021, AAA16Z2022, AAA16Z2023, AAA16Z2024, AAA16Z2025, AAA16Z2026, AAA16Z2027, AAA16Z2028, AAA16Z2029, AAA16Z2030, AAA1712031, AAA1712032, AAA1712033, AAA1712034, AAA1712035, AAA1712036, AAA1712037, AAA1712038, AAA1712039, AAA1712042, AAA1712043, AAA1712044, AAA1712045, AAA1722046, AAA1722047, AAA1722048, AAA1722049, AAA1722050, AAA1722051, AAA1722052, AAA1722053, AAA1722054, AAA1722055, AAA1722056, AAA1722057, AAA1722058, AAA1722059, AAA1722060, AAA1722062, AAA1722076, AAA1722084, AAA1722086, AAA1722087, AAA1722088, AAA1722089, AAA1722090, AAA1722091, AAA1722092, AAA1722093, AAA1722094, AAA1722095, AAA1722101, AAA1722102, AAA1722103, AAA1722104, AAA1722105, AAA1722106, AAA1722107, AAA1722108, AAA1722109, AAA1722110, AAA1722111, AAA1722112, AAA1722113, AAA1722114, AAA1722115, AAA1722116, AAA1722117, AAA1722118, AAA1722119, AAA1722120, AAA1722121, AAA1722122, AAA1722123, AAA1722124, AAA1722125, AAA1722126, AAA1722127, AAA1722128, AAA1722129, AAA1732136, AAA1732137, AAA1732138, AAA1732139, AAA1732140.

510(k) numbers

["K151451"]

PMA numbers

not on file

Product code

IYN

Firm FEI

2020563

Firm city

Tustin

Firm state

CA

Firm country

not on file

Cite as

FDA Medical Device Recalls (openFDA) (U.S. Food and Drug Administration (openFDA)), device-recall-0001-of-0001.json.zip, sha256 b87518bfe2e8, published 2026-09-28

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