| HemosIL Silica Clotting Time (K253957) | Instrumentation Laboratory (IL) Co. | 2026-01-09 |
| Cryocheck Hex LA (K193556) | Precision Biologic | 2020-10-23 |
| HemosIL Silica Clotting Time (K160445) | Instrumentation Laboratory CO | 2016-03-16 |
| STA-CEPHASCREEN KIT (K053111) | Diagnostica Stago, Inc. | 2006-05-04 |
| HEMOSIL SYNTHASIL (K060688) | Instrumentation Laboratory CO | 2006-04-13 |
| HEMOSIL SILICA CLOTTING TIME (K050221) | Instrumentation Laboratory CO | 2005-03-30 |
| VITAL SCIENTIFIC APTT, APTT & QUIKCOAG APTT (K022021) | Vital Scientific N.V. | 2002-11-01 |
| CARESIDE APTT (K014028) | Careside Hemotology, Inc. | 2002-02-08 |
| HEMOCHRON JR. CITRATE APTT CUVETTE (K014008) | Itc, Inc. | 2002-01-24 |
| SIGMA DIAGNOSTICS ALEXIN LS, MODELS A1219, A1334 (K992712) | Sigma Diagnostics, Inc. | 1999-12-06 |
| SIGMA DIAGNOSTICS ALEXIN HS, MODELS A0969, A1094 (K992711) | Sigma Diagnostics, Inc. | 1999-12-06 |
| HEMOCHRON CITRATE APTT (K972831) | International Technidyne Corp. | 1997-11-20 |
| IL TEST APTT-SP (K973306) | Instrumentation Laboratory CO | 1997-11-04 |
| SPECKTIN-LA TEST SET (K961892) | Analytical Control Systems, Inc. | 1997-03-07 |
| SYNTHAFAX APTT REAGENT (K955638) | Ortho Diagnostic Systems, Inc. | 1996-04-23 |
| PATHROMTIN SL (K955450) | Behring Diagnostics, Inc. | 1996-04-19 |
| SYNTHASIL APTT REAGENT (K953981) | Ortho Diagnostic Systems, Inc. | 1995-11-30 |
| APTT-ES (K935169) | Helena Laboratories | 1994-12-02 |
| APTT-ES REAGENT (K934351) | Medical Diagnostic Technologies, Inc. | 1993-12-06 |
| PATHROMTIN (K932011) | Behring Diagnostics, Inc. | 1993-10-25 |
| ACS APCT REAGENT, MODIFIED (K926012) | Analytical Control Systems, Inc. | 1993-04-27 |
| HEMOCHRON CITRA ONESTEP APTT/FAC VI SINGSHOT APTT (K924637) | International Technidyne Corp. | 1993-01-27 |
| HEMOCHRON DIRECT DRAW APTT/FAC VI VACU-APTT (K924638) | International Technidyne Corp. | 1993-01-14 |
| STACLOT LA TEST KIT (K923731) | American Bioproducts Co. | 1992-12-23 |
| PLATELIN L (K921396) | Organon Teknika Corp. | 1992-10-19 |
| ACS FREEZE-DRIED APTT REAGENT (K921223) | Analytical Control Systems, Inc. | 1992-08-18 |
| ACS APCT REAGENT (K921118) | Analytical Control Systems, Inc. | 1992-07-28 |
| ELLAGIC ACID APTT REAGENT (K915418) | Helena Laboratories | 1992-02-14 |
| HEMOCHRON ONESTEP APTT TEST (K915344) | International Technidyne Corp. | 1992-02-11 |
| HEMOCHRON(R) APTT, MODIFICATION (K911994) | International Technidyne Corp. | 1991-07-17 |
| ANTICARDIOLIPIN ANTIBODY TEST SYSTEM (K903531) | Medical Innovations Corp. | 1991-01-25 |
| THE THERATEST ACA TEST (K905301) | Theratest Laboratories, Inc. | 1991-01-14 |
| APTT REAGENT (K904341) | Sigma Chemical Co. | 1990-11-08 |
| ACS ACTIVATED PARTIAL THROMBOPLASTIN TIME TEST (K902556) | Analytical Control Systems, Inc. | 1990-08-06 |
| APTT-EA REAGENT, AN ELLAGIC ACID ACTIVATED REAGENT (K900049) | Medical Diagnostic Technologies, Inc. | 1990-01-25 |
| ACTIVATED PARTIAL THROMBOPLASTIN TIME (APTT) (K896545) | Sigma Chemical Co. | 1989-12-01 |
| APTT-P REAGENT, A PARTICLE ACTIVATED REAGENT (K895255) | Medical Diagnostic Technologies, Inc. | 1989-10-06 |
| APTT BY HEMOCHRON(R) (K892209) | Intensive Technology, Inc. | 1989-06-22 |
| COAG-1 APTT TEST CARD (K891015) | Cardiovascular Diagnostic Services | 1989-05-22 |
| THROMBOSCREEN APTT REAGENT (K891337) | Pacific Hemostasis | 1989-04-21 |
| EDL GLOBAL ACTIVATED PARTIAL THROMBOPLASTIN TIME (K890859) | Elite Diagnostic , Ltd. | 1989-04-21 |
| EDL ACTIVATED PARTIAL THROMBOPLASTIN TIME REAGENT (K890619) | Elite Diagnostic , Ltd. | 1989-03-15 |
| BIOTRACK APTT REAGENT CARTRIDGE (K890052) | Biotrack, Inc. | 1989-02-24 |
| APTT REAGENT (K884856) | Precision Biologicals, Inc. | 1989-01-30 |
| EASY-TEST PARTIAL THROMBOPLASTIN TIME PTT #16629 (K884702) | Em Diagnostic Systems, Inc. | 1989-01-27 |
| KD ACTIVATED PARTIAL THROMBOPLASTIN TIME REAGENT (K884485) | King Diagnostics, Inc. | 1988-12-28 |
| UNIFAST ACTIVATED PARTIAL THROMBOPLASTIN TIME TEST (K882325) | Sclavo, Inc. | 1988-08-25 |
| CLP ACTIVATED PARTIAL THROMBOPLASTIN TIME TEST (K881068) | Creative Laboratory Products, Inc. | 1988-03-23 |
| ALUMINA SILICA-ACTIVATED PARTIAL THROM (K820835) | Hyland Therapeutic Div., Travenol Laboratories | 1982-04-26 |
| PLASMA COAGULATION CONT., ABNORMAL (K781104) | Ortho Diagnostics, Inc. | 1978-08-10 |
| HEPARIN CONTROL PLASMA (K760918) | Hyland Therapeutic Div., Travenol Laboratories | 1977-01-10 |
| ACTIN, ACTIVATED CEPHALOPLASTIN REAGENT (K760318) | Dade, Baxter Travenol Diagnostics, Inc. | 1976-08-03 |