The Rapid fFN Specimen Collection Tube (PN: 71550-001) is a component of the Rapid fFN Specimen Collection kit (PN: 71738-001). The Collection Tube (PN: 71550-001) is manufactured by a third-party supplier, MML Diagnostics Packaging, and includes the transport tube, cap, and extraction buffer. Tubes are packaged into PN: 71738-00 at Hologic prior to kit release.

Three lots of Rapid fFN Specimen Collection kit (901164, 901165, and 904850) contain Rapid fFN Specimen Collection Tubes which may be empty, underfilled, or overfilled with extraction buffer. The transport tubes are used with the Fetal Fibronectin Enzyme Immunoassay and Rapid fFN for the TLiIQ System which aids in assessing the risk of preterm delivery. The use of empty transport tubes or transport tubes containing insufficient extraction buffer volume may result in invalid results and/or delays in obtaining results. Additionally, the use of underfilled tubes may result in false positive results and the use of overfilled tubes may result in false negative results.

Hologic issued a "Urgent: Medical Device Recall Notification on January 8, 2025 via FedEx. Hologic asked consignees to take the following actions: 1. Please discontinue use of the Rapid fFN Specimen Collection Kit Catalog Number: 71738-001; 2. Please segregate and count how many of the affected Rapid fFN Specimen Collection Kit Catalog Number: 71738-001; 3. Please fill out the Customer Response Form (CRF); 4. Hologic will process and ship the replacement kits as listed on the completed CRF once it has been received; 5. For tests already administered from the affected product lots and if the patient has not given birth, it is at the discretion of the healthcare providers to notify patients who were managed based on a number of clinical decision points including but not exclusive to fetal fibronectin test results. If the patient has given birth, no further action is required.; 6. If you have any questions or concerns regarding this recall notification, please contact Hologic Technical Support