A pretreatment apparatus includes a sample dispensing part 240, a reagent dispensing part 280 for dispensing a labeling reagent, a first process part 210 having a centrifuge device for performing a centrifugation process, a second process part 220, and a control part for distributing the dispensing destination of the sample to either the first sample container 217 or the second sample container 227 according to whether centrifugation process is required for the sample.

The invention provides an automatic analyzer capable of closing a lid of a container containing a reagent or a specimen without wearing an upper surface of the lid even when the lid fails to close. The automatic analyzer includes a container accommodation portion that has a lid openable and closable by a rotation fulcrum and accommodates a container containing a reagent or a specimen, and a lid closing guide portion that closes the lid by moving relative to the container accommodation portion, wherein the lid closing guide portion is in contact with an edge of the lid to close the lid.

A medical apparatus for analyzing fluid samples includes an outer casing, a slide loading mechanism disposed within the outer casing for loading fluid analysis slides, a slide ejecting mechanism disposed within the outer casing for ejecting fluid analysis slides, an evaporation cap opening mechanism disposed within the outer casing for opening an evaporation cap, an evaporation cap closing mechanism disposed within the outer casing for closing an evaporation cap, a drawer locking mechanism disposed within the outer casing for locking a drawer associated with the outer casing, a camera disposed within the outer casing, and a robot disposed within the outer casing. The robot is movable in three dimensions and has means for conducting three or more of the following operations: slide loading; slide ejecting; evaporation cap opening; evaporation cap closing; drawer locking; and camera manipulation.

The present invention provides a reagent mixing device, which comprises a driving device, a transport device and a rotating part, wherein the transport device comprises a conveying mechanism for conveying a reagent kit and a mixing mechanism for mixing a reagent; the conveying mechanism is driven by the driving device to move relative to the mixing mechanism; the rotating part and mixing mechanism are in transmission matching; the conveying mechanism and the mixing mechanism are sleeved with each other to form a bearing structure. The present invention further provides a reagent mixing method. The reagent mixing device is small in size, smart in structure, easy to assemble and low in manufacturing cost. The reagent mixing method provided by the present invention is simple and reliable, high in overall operation reliability, and has very high application values in such analysis and test fields as full-automatic chemiluminescence immunoassay analyzers and biochemical analyzers.

The automatic analyzer includes a suction nozzle; a liquid transfer syringe; a suction channel which connects the suction nozzle and the liquid transfer syringe; a flow cell which is arranged in the middle of the suction channel; a detector for sample analysis which is arranged in the flow cell; a reaction auxiliary liquid vessel and a cleaning liquid vessel which store liquids to be sucked in by the suction nozzle; means for supplying a diluting fluid to the vessels; a cleaning tank for dumping liquid remaining in the vessels; and a controller for supplying the diluting fluid to the vessels when the remaining liquid is discharged from the vessels and thereafter having the diluted remaining liquid sucked into the flow cell via the suction nozzle and having the sucked remaining liquid discharged to the cleaning tank.

Apparatus for separation, washing and mixing of magnetic particles in at least one reaction cup, adapted to be used in an immunoanalyzer system, said at least one reaction cup containing nanometric magnetic particles (beads) binding immuno-complex antibody, antigen molecules, and liquid, comprising: a supporting dial mechanism (11) in the form of a rotating carousel , comprising an upper side with a number of holes adapted to host a corresponding number of said at least one reaction cup (1) in substantially vertical positions, and a lower side comprising a number of guide grooves (2) radially behind corresponding holes of the upper side, a number of magnet mechanisms (30) adapted to be inserted in corresponding ones of said guide grooves (2) and to slide therein, so as to radially approach to or depart from the side external surface of corresponding ones of said at least one reaction cup (1); at least one washing mechanism (40) firmly installed around said supporting dial mechanism (11), and comprising a washing needle (44) able to move vertically in and out said at least one reagent cup for charging or extracting said liquid; at least one mixing mechanism (70) firmly installed behind and aside said supporting dial mechanism (11), adapted to shake (stir) at least one reaction cup so as to mix the content of the reaction cup.

A modular automatic analyzer using a circular type cartridge enabling centrifugation according to an exemplary embodiment of the present invention includes: a main body frame; an X-axis conveying unit which reciprocally moves in an X-axis direction with respect to the main body frame; a circular type cartridge accommodating housing which is installed with respect to the X-axis conveying unit so as to be reciprocally movable in the X-axis direction by the X-axis conveying unit, a single rotation drive unit which is installed in the circular type cartridge accommodating housing and is rotated step by step at a predetermined interval or rotated at a high speed for centrifugation, a circular type cartridge which is installed at an upper surface of the circular type cartridge accommodating housing so as to be rotatably connected to the rotation drive unit and has wells disposed to be spaced apart from each other at predetermined intervals in a circumferential direction of a disc-shaped main body, a tip lifting unit which picks up and moves a tip upward and downward, a measurement unit which measures a reaction in the well, a Z-axis drive unit which is provided with the tip lifting unit and the measurement unit and reciprocally operates in a Z-axis direction with respect to the main body frame, and a control unit C which controls an automatic immunity analyzer.

A multi-well fluid container that includes a container body is provided for use in an in vitro diagnostics automation system. The container body includes a first well having a first well size configured to hold a first fluid and an openable first well closure that covers a first well opening. The first well opening provides access to the first fluid in the first well when the openable first well closure is opened. The container body also includes a second well having a second well size configured to hold a second fluid and having an openable second well closure that covers a second well opening. The second well opening provides access to the second fluid in the second well when the openable second well closure is opened. The first well size of the first well is different than the second well size of the second well.

The present invention provides an auto biochemical analyzer and a sampling device and a sampling method thereof. The auto biochemical analyzer comprises a frame (100), a horizontal motion system, a vertical motion system, a sampling component and a transfer guide track (101), wherein the horizontal motion system comprises a first stepping motor (116); the vertical motion system comprises a second stepping motor (103); the first stepping motor (116) and the second stepping motor (103) are fixedly installed on the frame (100) respectively; the sampling component comprises a sampling needle holder block (114) and a sampling needle (111); and the stepping motors (116, 103) are both fixed to the frame. The analyzer is smart in motion, low in cost and compact in structure, and has the functions of open sampling and closed puncturing as well as conveying a sample to a specific position.

In some aspects, the present disclosure provides a biochip detecting device that comprises a first shell (2) connect to a second shell (1), and a rotatable support frame (5) of biochip possessing a detecting zone that holds one or more biochips, and a detector (7).