CN215030087U

CN215030087U - A novel cerebrospinal fluid cell precipitation device

Info

Publication number: CN215030087U
Application number: CN202120928380.0U
Authority: CN
Inventors: 吴金泽; 费延庆; 宋治
Original assignee: Third Xiangya Hospital of Central South University
Current assignee: Third Xiangya Hospital of Central South University
Priority date: 2021-04-30
Filing date: 2021-04-30
Publication date: 2021-12-07
Anticipated expiration: 2031-04-30

Abstract

The utility model discloses a novel cerebrospinal fluid cell precipitation device, comprising a base, a first cavity is opened inside the base, a centrifugal motor is fixedly connected to the inside of the first cavity, and the upper surface of the base is fixedly connected There is a box body, and the driving end of the centrifugal motor extends to the inside of the box body and is fixedly connected with a fixed plate. The surface of the fixed plate is arranged with a plurality of fixed seats in a circular arrangement, and the interior of the plurality of the fixed seats is provided with inner parts. A threaded cap, a centrifugal tube is arranged above the inner threaded cap, an outer threaded fixing sleeve is fixedly sleeved on the outer surface of the bottom end of the centrifugal tube, and a load carrier is arranged between the outer threaded fixing sleeve and the inner threaded cap. A glass slide and a rubber gasket on the upper surface of the glass slide. The utility model can centrifugally precipitate a plurality of cerebrospinal fluids at one time, thereby improving the detection efficiency, and at the same time, it is convenient to directly take out the cells deposited on the glass slide for inspection, which makes the operation more convenient and has certain practicability.

Description

Novel cerebrospinal fluid cell precipitation device

Technical Field

The utility model relates to a cell precipitation technical field especially relates to a novel cerebrospinal fluid cell deposits device.

Background

The cerebrospinal fluid is colorless and transparent liquid and is filled in each ventricle, subarachnoid space and spinal cord central canal. Cerebrospinal fluid is produced by the choroid plexus in the ventricles, and is somewhat viscous, similar in nature to plasma and lymphatic fluid. Cerebrospinal fluid belongs to extracellular fluid. Normal cerebrospinal fluid has certain chemical components and pressure, and plays an important role in maintaining the relative stability of cranial pressure. When the central nervous system diseases are suffered, the lumbar puncture is often required to suck cerebrospinal fluid for examination so as to assist diagnosis. There are two main methods for depositing cerebrospinal fluid cells onto a glass slide: namely a slide centrifugal precipitation method and a natural precipitation method; the natural sedimentation method is to deposit cerebrospinal fluid on a glass slide, and the natural sedimentation method has long waiting time and takes time; through the method sediment of centrifugation sediment, the bottom of centrifuging tube is sunk into completely to the cell of centrifugation play, is not convenient for take out and observes through the microscope, and later stage is inconvenient to wash the centrifuging tube.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the defects existing in the prior art and provides a novel cerebrospinal fluid cell precipitation device.

In order to achieve the above purpose, the utility model adopts the following technical scheme: a novel cerebrospinal fluid cell sedimentation device comprises a base, wherein a first cavity is formed in the base, a centrifugal motor is fixedly connected in the first cavity, a box body is fixedly connected to the upper surface of the base, a fixed disc is fixedly connected in the box body in a manner that the driving end of the centrifugal motor extends to the interior of the box body, a plurality of fixed seats are arranged on the surface of the fixed disc in a circular arrangement manner, internal thread covers are arranged in the fixed seats, a centrifugal pipe barrel is arranged above the internal thread covers, an external thread fixed sleeve is fixedly sleeved on the outer surface of the bottom end of the centrifugal pipe barrel, a glass slide and a rubber gasket are arranged between the external thread fixed sleeve and the internal thread covers, the rubber gasket is positioned on the upper surface of the glass slide and fixedly connected with the bottom end of the external thread fixed sleeve, two second cavities are formed in the fixed seats, two the inside of second cavity all is provided with the spring, the one end of spring and the inner wall fixed connection of second cavity, and the other end fixedly connected with fixture block of spring, the fixture block contacts with the upper surface of internal thread lid.

Furthermore, the internal thread cover is fixedly connected with the external thread fixing sleeve in a threaded manner.

Furthermore, a taking-out hole is formed in the center of the bottom of the internal thread cover.

Furthermore, a box cover is arranged at the top end of the box body.

Further, a sealing plug is arranged at the top end of the centrifugal tube barrel.

Furthermore, the inside recess of fixing base all is the hexagon setting with the surface of internal thread lid.

The utility model has the advantages that:

1. the utility model discloses a setting of cover, centrifugal barrel of slide, internal thread lid, the fixed cover of external screw thread can be in the centrifugation and deposit the completion back, opens the internal thread lid and will deposit the slide glass that has the cell and take out to in the later stage pass through the microscope and inspect, do not need the secondary to remove it to the slide glass on, the bottom of centrifugal barrel is the opening form simultaneously, so that wholly wash.

2. The utility model discloses a setting of centrifugal motor, fixed disk, a plurality of fixing base can once only deposit a plurality of cerebrospinal fluids centrifugally and has improved detection efficiency, simultaneously through the setting of spring, fixture block for the internal thread lid can be more stable fix shift out when the fixing base is inside to avoid centrifuging.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention;

fig. 2 is a partial cross-sectional view of the present invention;

fig. 3 is a partial sectional view of the present invention.

Illustration of the drawings:

1. a base; 2. a centrifugal motor; 3. a first cavity; 4. a box body; 5. fixing the disc; 6. a fixed seat; 7. a centrifuge tube barrel; 8. an external thread fixing sleeve; 9. taking out the hole; 10. a glass slide; 11. a rubber gasket; 12. a sealing plug; 13. an internally threaded cap; 14. a second cavity; 15. a clamping block; 16. a spring; 17. and a box cover.

Detailed Description

Fig. 1 to 3 show that, a novel cerebrospinal fluid cell precipitation device is related to, which comprises a base 1, a first cavity 3 is provided inside the base 1, a centrifugal motor 2 is fixedly connected inside the first cavity 3, a box body 4 is fixedly connected on the upper surface of the base 1, a fixed disk 5 is fixedly connected inside the centrifugal motor 2 and extends to the box body 4, a plurality of fixed seats 6 are arranged on the surface of the fixed disk 5 in a ring shape, an internal screw cap 13 is provided inside each of the plurality of fixed seats 6, a centrifugal tube barrel 7 is provided above the internal screw cap 13, an external screw thread fixing sleeve 8 is fixedly sleeved on the outer surface of the bottom end of the centrifugal tube barrel 7, a glass carrier 10 and a rubber washer 11 are provided between the external screw thread fixing sleeve 8 and the internal screw cap 13, the rubber washer 11 is located on the upper surface of the glass carrier 10, the rubber washer 11 is fixedly connected with the bottom end of the external screw thread fixing sleeve 8, two second cavities 14 are provided inside the fixed seats 6, springs 16 are arranged inside the two second cavities 14, one ends of the springs 16 are fixedly connected with the inner walls of the second cavities 14, clamping blocks 15 are fixedly connected to the other ends of the springs 16, and the clamping blocks 15 are in contact with the upper surface of the internal thread cover 13.

When the centrifugal tube is used, cerebrospinal fluid is placed into the centrifugal tube barrel 7, the centrifugal tube barrel is covered with the sealing plug 12 for sealing, the internal thread cover 13 at the bottom end is inserted into the fixed seat 6, the clamping block 15 is blocked to compress the spring 16 during insertion, the elasticity is restored after the insertion, the clamping block 15 is popped out to be in contact with the surface of the internal thread cover 13, the stability of insertion and fixation is improved, then the centrifugal motor 2 is started, the centrifugal motor 2 drives the fixed disk 5 to rotate, the centrifugal tube barrel 7 is driven to centrifuge, then the centrifugal motor 2 is stopped and waits for a period of time, centrifuged cells can be precipitated on the surface of the glass slide 10 at the bottom end of the centrifugal tube barrel 7, then the centrifugal tube barrel 7 is pulled forcefully to be separated from the fixed seat 6 with the internal thread cover 13, precipitated liquid in the centrifugal tube barrel 7 is poured out, cells precipitated on the surface of the glass slide 10 are left, and the internal thread cover 13 is rotated to be separated from the external thread fixed sleeve 8, in order to remove the slide 10 for testing.

In a further scheme, the internal thread cover 13 is fixedly connected with the external thread fixing sleeve 8 in a threaded manner, so that the slide 10 is convenient to fix.

In a further scheme, a taking-out hole 9 is formed in the center of the bottom of the internal thread cover 13, so that the slide glass 10 can be conveniently pushed out of the internal thread cover 13 by fingers.

In a further scheme, a box cover 17 is arranged at the top end of the box body 4.

In a further scheme, a sealing plug 12 is arranged at the top end of the centrifugal tube barrel 7, so that the cerebrospinal fluid is prevented from overflowing.

In the further scheme, the inside recess of fixing base 6 all is the hexagon setting with the surface of internal thread lid 13, improves stability, avoids internal thread lid 13 to rock in fixing base 6 is inside.

The above description is only for the preferred embodiment of the present invention, and is not intended to limit the present invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included within the protection scope of the present invention.

Claims

1. The utility model provides a novel cerebrospinal fluid cell deposits device, includes base (1), its characterized in that: the glass slide fixing device is characterized in that a first cavity (3) is formed in the base (1), a centrifugal motor (2) is fixedly connected in the first cavity (3), a box body (4) is fixedly connected to the upper surface of the base (1), a fixing disc (5) is fixedly connected in the first cavity (3) and extends to the interior of the box body (4) at the driving end of the centrifugal motor (2), a plurality of fixing seats (6) are arranged on the surface of the fixing disc (5) in an annular mode, inner thread covers (13) are arranged in the fixing seats (6), a centrifugal tube barrel (7) is arranged above the inner thread covers (13), an outer thread fixing sleeve (8) is fixedly sleeved on the outer surface of the bottom end of the centrifugal tube (7), a glass slide (10) and a rubber gasket (11) are arranged between the outer thread fixing sleeve (8) and the inner thread covers (13), and the rubber gasket (11) is located on the upper surface of the glass slide (10), rubber packing ring (11) and the bottom fixed connection of the fixed cover of external screw thread (8), two second cavities (14), two have been seted up to the inside of fixing base (6) the inside of second cavity (14) all is provided with spring (16), the one end of spring (16) and the inner wall fixed connection of second cavity (14), and the other end fixedly connected with fixture block (15) of spring (16), fixture block (15) contact with the upper surface of internal thread lid (13).

2. The novel cerebrospinal fluid cell precipitation device according to claim 1, characterized in that: the internal thread cover (13) is in thread fixed connection with the external thread fixing sleeve (8).

3. The novel cerebrospinal fluid cell precipitation device according to claim 1, characterized in that: the bottom center of the internal thread cover (13) is provided with a taking-out hole (9).

4. The novel cerebrospinal fluid cell precipitation device according to claim 1, characterized in that: the top end of the box body (4) is provided with a box cover (17).

5. The novel cerebrospinal fluid cell precipitation device according to claim 1, characterized in that: the top end of the centrifugal tube barrel (7) is provided with a sealing plug (12).

6. The novel cerebrospinal fluid cell precipitation device according to claim 1, characterized in that: the groove in the fixed seat (6) and the outer surface of the internal thread cover (13) are both arranged in a hexagon shape.