CN217587245U

CN217587245U - Radial calibrating device of thrombelastogram appearance passageway

Info

Publication number: CN217587245U
Application number: CN202221471898.7U
Authority: CN
Inventors: 李登科; 石龙; 石小玲
Original assignee: Kening Technology Shanghai Co ltd
Current assignee: Kening Technology Shanghai Co ltd
Priority date: 2022-06-13
Filing date: 2022-06-13
Publication date: 2022-10-14
Anticipated expiration: 2032-06-13

Abstract

The utility model discloses a radial calibrating device of thrombelastogram appearance passageway contains universal meter subassembly, block, stopper, calibration head, the universal meter subassembly contains universal meter, first banana head, first electronic wire, second banana head, the second electronic wire that has the buzzing function, first electronic wire is connected to first banana head, second electronic wire is connected to second banana head, the block is connected to first electronic wire, the calibration head is connected to the second electronic wire. The design concept is novel, the design is reasonable, the operation is simple and convenient, the efficiency is improved, and the method is suitable for the calibration of the instrument assembly process and the after-sale maintenance calibration.

Description

Radial calibrating device of thrombelastogram appearance passageway

Technical Field

The utility model relates to an external diagnosis medical instrument field especially relates to a radial calibrating device of blood thrombus elastogram appearance passageway.

Background

The thromboelastogram instrument is an in-vitro diagnostic instrument, and assists a clinician to accurately judge the blood coagulation condition of a clinical patient through monitoring and analyzing the blood coagulation process of a blood sample, and predicts the clinical condition according to the blood coagulation evaluation result, such as postoperative bleeding, thrombus in or after an extracardiac operation, organ transplantation, trauma and thrombosis occurring in or after a cardiac operation.

The conventional thromboelastogram instrument adopts the working principle that a valve needle coaxial with the axial center line of an annular magnetic induction coil of an angular displacement sensor drives a cup cover and a sample cup to coaxially and relatively move at a rotation angle of 4 degrees and 45 degrees, a fan-shaped spoiler fixed on the valve needle cuts magnetic lines of force to generate current, and the blood coagulation condition is evaluated by monitoring the change of the current. The valve needle needs to be coaxial with the cup body in the rotating process, and the accuracy of the final detection result is very important for checking whether the valve needle is coaxial with the sample cup loading hole and carrying out calibration.

SUMMERY OF THE UTILITY MODEL

The utility model provides a radial calibrating device of thrombelastogram appearance passageway has solved detection, the calibration coaxial with sample cup loading hole of needle in the thrombelastogram appearance single channel, improves the detection stability and the uniformity of thrombelastogram appearance.

The thrombelastogram appearance passageway includes needle, stir handle, needle support, adjusts upper cover, adjusting screw, glass stand, the needle hangs on the needle support, the glass stand is arranged in under the needle, stir the handle, adjusting screw with adjust upper cover swing joint on the needle support. When the toggle handle is at the test position, the radial movement of the valve needle can be adjusted through the adjusting screw; the cup holder can move along the central line direction of the valve needle shaft.

The utility model provides a technical scheme for solving the problem that a valve needle in a channel of a thrombelastogram instrument is in a correct position in the radial direction, and provides a radial calibrating device of the channel of the thrombelastogram instrument, which comprises a universal meter component, a cover cap, a limiting block and a calibrating head; the multimeter assembly is connected with the cap and the calibration head, the cap is fixedly connected with the adjusting upper cover, the calibration head is movably connected with the cup holder, and the limiting block is horizontally placed on the upper surface of the cup holder.

Further, the multimeter subassembly contains universal meter, first banana head, first electron line, second banana head, the second electron line that has the buzzing function, first banana head and second banana head are connected to the universal meter, first electron line is connected to first banana head, second electron line is connected to the second banana head.

Furthermore, the cap is of a cylinder structure, a small hole is formed in the top of the cap, and the small hole is connected with a first electronic wire of a multimeter.

Furtherly, the calibration head structure comprises upper, middle and lower triplex, and the lower part is cylindrical reference column, and mid portion is spacing post, spacing post side has the aperture to connect universal meter second electron line, and there are first measuring head and second measuring head on upper portion, first measuring head and second measuring head central symmetry distribute, the centre is slotted.

Furthermore, the top surface and the bottom surface of the limiting block are parallel, and an arc-shaped groove is formed in the center of the side surface.

Preferably, the cap is made of stainless steel in an integral molding mode.

Preferably, the calibration head is made of stainless steel in an integral forming mode.

Preferably, the limiting block is made of a POM material through integral forming.

The utility model has the advantages that:

the utility model provides a radial calibrating device of thrombelastogram appearance passageway through universal meter buzzing characteristic, finds whether the needle has the skew in footpath fast, revises the needle position through adjusting screw.

Has the following advantages: the design concept is novel, reasonable in design, easy and simple to handle, raises the efficiency, is applicable to instrument assembling process calibration and after-sale maintenance calibration.

The above description is only an overview of the technical solution of the present invention, and in order to make the technical means of the present invention clearer and can be implemented according to the content of the description, the following detailed description is made with reference to the preferred embodiments of the present invention and accompanying drawings. The following examples and the accompanying drawings illustrate specific embodiments of the present invention.

Drawings

The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this application, illustrate embodiment(s) of the invention and together with the description serve to explain the invention without undue limitation to the invention. In the drawings:

FIG. 1 is an exploded view of a radial calibration device for a channel of a medium thrombelastogram apparatus according to the present invention;

FIG. 2 is a schematic view of the connection of the channel radial calibration device of the thrombelastogram apparatus of the present invention;

FIG. 3 is a partial schematic view of the alignment head according to the present invention;

FIG. 4 is a schematic view of the structure of the alignment head of the present invention;

FIG. 5 is a schematic view of the structure of the middle cap of the present invention;

FIG. 6 is a schematic structural view of the middle stopper of the present invention;

in the drawings, the components represented by the respective reference numerals are listed below:

10. a multimeter assembly; 10a, a first electron beam; 10b, a second electron beam; 10c, first fragrant coke heads; 10d, second banana heads; 20. capping; 30. a limiting block; 40. calibrating the head; 100. a valve needle; 101. the handle is pulled; 102. a valve needle support; 103. an adjusting screw; 104. a cup holder; 105. adjusting the upper cover; 201. a cap wiring hole; 202. a capping cartridge; 401. a positioning column; 402. calibrating the head wiring hole; 403. a first measuring head; 404. a second measuring head.

Detailed Description

The principles and features of the present invention will be described with reference to the drawings, which are provided for illustration only and are not intended to limit the scope of the invention. The invention is described in more detail in the following paragraphs by way of example with reference to the accompanying drawings. The advantages and features of the present invention will become more fully apparent from the following description and appended claims.

It will be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may also be present. When a component is referred to as being "connected" to another component, it can be directly connected to the other component or intervening components may also be present. When a component is referred to as being "disposed on" another component, it can be directly on the other component or intervening components may also be present. The terms "vertical," "horizontal," "left," "right," and the like as used herein are for illustrative purposes only.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used in the description of the invention herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.

Fig. 2 is a schematic diagram of the operation of the thrombelastogram instrument channel radial calibration device provided by the present invention, and for convenience of description, only the parts related to the embodiments of the present invention are shown. The channel of the thrombelastogram instrument to be calibrated comprises a valve needle 100, a toggle handle 101, a valve needle support 102, an adjusting screw 103, a cup holder 104 and an adjusting upper cover 105, wherein the valve needle 100 is hung on the valve needle support 102, the radial movement of the valve needle 100 can be adjusted through the adjusting screw 103 when the toggle handle 101 is at a test position, and the cup holder 104 can move up and down in the direction of the axial center line of the valve needle 100.

Referring to fig. 1-6, the radial calibrating device for a channel of a thrombelastogram apparatus according to an embodiment of the present invention includes a multimeter assembly 10, a cap 20, a limiting block 30, and a calibrating head 50, wherein the multimeter assembly 10 includes a multimeter having a buzzer function, a first banana head 10c, a first electronic wire 10a, a second banana head 10d, and a second electronic wire 10b, the multimeter is connected to the first banana head 10c and the second banana head 10d, the first banana head 10c is connected to the first electronic wire 10a, and the second banana head 10d is connected to the second electronic wire 10b; the first electronic wire 10a is connected with the cap wiring hole 201, the second electronic wire 10b is connected with the calibration head wiring hole 402, the cap cylinder 202 is fixedly connected with the adjusting upper cover 105, the calibration head 40 is movably connected with the cup holder 104, the limiting block 30 is horizontally placed on the cup holder 104, and the cup holder 104 is pushed upwards until the limiting block 30 is tightly attached to the lower edge of the valve needle support 102.

Referring to fig. 3, valve needle 100 is located between first measuring head 403 and second measuring head 404, and contact of valve needle 100 with first measuring head 403 or second measuring head 404 triggers a multimeter buzzer.

The principle of the utility model is as follows:

calibration head 40 is the utility model discloses a basic unit, reference column 401 play the central positioning effect, and first measuring head 403, second measuring head 404 detect the radial skew of needle 100, and high piece 30 is used for injecing the interval of needle support 102 and cup 104.

In practical applications, when the toggle handle 101 is at the test position, the valve needle 100 is suspended on the valve needle holder 102, and ideally the valve needle 100 is located at the center of the first measuring head 403 and the second measuring head 404, and the buzzer does not trigger the cup. As soon as the valve needle comes into contact with the first 403 or second 404 measuring head, the buzzer is triggered, and the radial displacement of the valve needle is adjusted by the adjusting screw 103.

The foregoing is only a preferred embodiment of the present invention, and is not intended to limit the present invention in any manner; the present invention can be smoothly implemented by those skilled in the art according to the drawings and the above description; however, those skilled in the art should understand that changes, modifications and variations made by the above-described technology can be made without departing from the scope of the present invention, and all such changes, modifications and variations are equivalent embodiments of the present invention; meanwhile, any changes, modifications, evolutions, etc. of equivalent changes made to the above embodiments according to the essential technology of the present invention still belong to the protection scope of the technical solution of the present invention.

Claims

1. The utility model provides a radial calibrating device of thrombelastogram appearance passageway, thrombelastogram appearance passageway includes needle, toggle handle, needle support, adjusts the upper cover, adjusting screw, glass stand, the needle hangs on the needle support, the glass stand is arranged in under the needle, toggle handle the adjusting screw with adjust upper cover swing joint on the needle support, the toggle handle can pass through when being in the test position adjusting screw adjusts needle radial movement, the glass stand can remove along needle axle central line direction, a serial communication port, radial calibrating device contains universal meter subassembly, block, calibration head, the universal meter subassembly is connected the block with the calibration head, the block fixed connection to adjust the upper cover, calibration head swing joint to the glass stand, the block level is placed the glass stand upper surface, upward move up the glass stand until block top butt the needle support is followed down.

2. The thromboelastography channel radial calibration device of claim 1, wherein the multimeter assembly comprises a multimeter having a buzzer function, a first banana head, a first electronic wire, a second banana head, a second electronic wire, the multimeter connects the first banana head and the second banana head, the first banana head connects the first electronic wire, the second banana head connects the second electronic wire.

3. The thromboelastography channel radial calibration device of claim 1, wherein the cap is a cylinder structure with a small hole at the top, and the small hole is connected with a first electronic wire of a multimeter.

4. The apparatus for radial calibration of the channel of a thromboelastography device as claimed in claim 1, wherein the calibration head structure is composed of an upper portion, a middle portion and a lower portion, the lower portion is a cylindrical positioning column, the middle portion is a limiting column, a small hole is formed in the side surface of the limiting column and is connected with a second electronic wire of a multimeter, the upper portion is provided with a first measuring head and a second measuring head, the first measuring head and the second measuring head are distributed in a central symmetry mode and are provided with a groove in the middle.

5. The thromboelastography device channel radial alignment device of claim 1, wherein the stopper top and bottom surfaces are parallel and the side surface center has an arcuate slot.

6. The thromboelastography channel radial calibration device of claim 1, wherein the cap is integrally formed of stainless steel.

7. The thromboelastography channel radial calibration device of claim 1, wherein the calibration head is integrally formed of stainless steel.

8. The thromboelastography device channel radial calibration device of claim 1, wherein the stop block is integrally formed of POM material.