CN213813009U

CN213813009U - A quick sampling device for medical science inspection

Info

Publication number: CN213813009U
Application number: CN202022596381.8U
Authority: CN
Inventors: 赵车冬
Original assignee: First Affiliated Hospital of Medical College of Xian Jiaotong University
Current assignee: First Affiliated Hospital of Medical College of Xian Jiaotong University
Priority date: 2020-11-11
Filing date: 2020-11-11
Publication date: 2021-07-27
Anticipated expiration: 2030-11-11

Abstract

A rapid sampling device for medical examination relates to the technical field of medical equipment, and a needle cylinder is inserted into the lower surface of a second round baffle; the lower end of the needle cylinder is provided with a first discharge chute in a penetrating way; a dial is fixed on the upper surface of the second round baffle plate positioned among the first screws; the periphery of the dial is provided with a second scale layer; a piston is movably arranged in the needle cylinder in a sliding way, and the edge of the piston is arranged in contact with the inner side wall of the periphery of the needle cylinder; the upper surface of the piston is screwed with a threaded rod by a bearing; the upper end of the threaded rod penetrates through the second round baffle and the dial in sequence and then is fixedly connected with the lower surface of the first round baffle; a power supply module is arranged in the first round baffle; a laser lamp is embedded in one side of the lower surface of the first round baffle; the method can not only meet the requirement of coarse extraction of samples, but also can accurately extract the samples according to the requirements of detection instruments.

Description

A quick sampling device for medical science inspection

Technical Field

The utility model relates to a medical equipment technical field, concretely relates to quick sampling device for medical science inspection.

Background

Medical examination, which is a science of performing microbiological, immunological, biochemical, genetic, hematological, biophysical, cytological, etc. tests on materials taken from the human body, thereby providing information for the prevention, diagnosis, treatment of human diseases and assessment of human health; along with the development of science and technology, more and more detecting instrument is also more and more strict to the requirement of sample extraction volume, and current medical science inspection quick sampling device's structure is too single, and most of devices can only satisfy the sample and draw by the thick volume, but can't guarantee how much of sample extraction volume, and the problem is waited for to solve urgently.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to prior art's defect and not enough, provide a reasonable in design's a quick sampling device for medical inspection, its coarse quantity that not only can satisfy the sample draws, can also carry out the accuracy according to detecting instrument's requirement and draw the sample.

In order to achieve the above purpose, the utility model adopts the following technical proposal: the laser pointer comprises a first circular baffle, a power supply module, a threaded rod, a dial, a second circular baffle, a needle cylinder, a piston, a laser lamp and a second scale layer; a needle cylinder is inserted into the lower surface of the second round baffle; the lower end of the needle cylinder is provided with a first discharge chute in a penetrating way; a plurality of first screws are arranged on the upper surface of the second round baffle plate, and the lower ends of the plurality of first screws penetrate through the second round baffle plate and are screwed with the side wall of the needle cylinder through threads; a dial is fixed on the upper surface of the second round baffle plate positioned among the first screws; the periphery of the dial is provided with a second scale layer; a piston is movably arranged in the needle cylinder in a sliding way, and the edge of the piston is arranged in contact with the inner side wall of the periphery of the needle cylinder; the upper surface of the piston is screwed with a threaded rod by a bearing; the upper end of the threaded rod penetrates through the second round baffle and the dial in sequence and then is fixedly connected with the lower surface of the first round baffle; the threaded rod is in threaded connection with the second round baffle and the dial respectively; a power supply module is arranged in the first round baffle; a laser lamp is embedded in one side of the lower surface of the first round baffle plate and is electrically connected with the power supply module.

Furthermore, a transparent observation window is embedded in the front side wall of the needle cylinder; the outer side wall of the transparent observation window is provided with a first scale layer.

Furthermore, a transparent insert pocket is adhered on the outer wall of the right side of the needle cylinder.

Furthermore, an annular limiting block is sleeved and fixed on the outer side wall of the lower end of the needle cylinder; a movable cover is movably sleeved and clamped on the needle cylinder positioned on the lower side of the annular limiting block, and a second discharge chute movably communicated with the first discharge chute is formed in the left side of the lower side wall of the movable cover; a fixed block is fixed on the inner wall of the lower side of the movable cover positioned on the right side of the second discharge chute; the outer side walls around the movable cover are provided with a second screw, and one end of the second screw penetrates through the side wall of the movable cover and then is abutted against the side wall of the lower end of the needle cylinder.

After the structure is adopted, the beneficial effects of the utility model are that: the utility model provides a quick sampling device for medical science inspection, its coarse quantity that not only can satisfy the sample draws, can also carry out the accuracy to the sample according to detecting instrument's requirement and draw.

Description of the drawings:

fig. 1 is a schematic structural diagram of the present invention.

Fig. 2 is a right side view of fig. 1.

Fig. 3 is a top view of fig. 1.

Fig. 4 is a sectional view taken along line a-a in fig. 2.

Description of reference numerals:

first circular baffle 1, power module 2, threaded rod 3, calibrated scale 4, screw 5, circular baffle 6 No. two, cylinder 7, piston 8, annular stopper 9, movable cover 10, fixed block 11, laser lamp 12, transparent observation window 13, scale layer 14, screw 15 No. two, transparent slash pocket 16, scale layer 17 No. two, blown down tank 18, blown down tank 19 No. two.

The specific implementation mode is as follows:

the technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

As shown in fig. 1 to 4, the following technical solutions are adopted in the present embodiment: the laser lamp comprises a first round baffle plate 1, a power supply module 2, a threaded rod 3, a dial plate 4, a second round baffle plate 6, a needle cylinder 7, a piston 8, a laser lamp 12 and a second scale layer 17; a needle cylinder 7 is inserted into the lower surface of the second round baffle 6; the lower end of the needle cylinder 7 is provided with a first discharge chute 18 in a penetrating way; an annular limiting block 9 is sleeved on and welded and fixed on the outer side wall of the lower end of the needle cylinder 7; a movable cover 10 is movably sleeved and clamped on the needle cylinder 7 positioned on the lower side of the annular limiting block 9, and a second discharge groove 19 which is movably communicated with the first discharge groove 18 is formed in the left side of the lower side wall of the movable cover 10; a fixed block 11 is fixedly welded on the inner wall of the lower side of the movable cover 10 positioned on the right side of the second discharging groove 19; a second screw 15 is arranged on the outer side wall of the periphery of the movable cover 10, and one end of the second screw 15 penetrates through the side wall of the movable cover 10 and then is abutted against the side wall of the lower end of the needle cylinder 7; a transparent observation window 13 is embedded in the front side wall of the needle cylinder 7; a first scale layer 14 is arranged on the outer side wall of the transparent observation window 13; a transparent insert pocket 16 is adhered on the outer wall of the right side of the needle cylinder 7; a plurality of first screws 5 are arranged on the upper surface of the second round baffle 6, and the lower ends of the plurality of first screws 5 are screwed with the upper side wall of the needle cylinder 7 after penetrating through the second round baffle 6; a dial 4 is fixed on the upper surface of a second round baffle 6 positioned among the first screws 5; the second scale layer 17 is arranged on the periphery of the dial 4; the second scale layer 17 divides the peripheral edge of the upper surface of the scale disk 4 into 100 lattices at equal angles; a piston 8 is movably arranged in the needle cylinder 7 in a sliding way, and the edge of the piston 8 is arranged in contact with the inner side wall of the periphery of the needle cylinder 7; the upper surface of the piston 8 is screwed with a threaded rod 3 by a bearing; the upper end of the threaded rod 3 penetrates through the second round baffle 6 and the dial 4 in sequence and then is fixedly connected with the lower surface of the first round baffle 1 in a welding mode; the threaded rod 3 and the second round baffle 6 and the threaded rod 3 and the dial 4 are in threaded screwed connection; a power supply module 2 is arranged in the first round baffle 1; a laser lamp 12 is embedded in one side of the lower surface of the first round baffle plate 1, and the laser lamp 12 is electrically connected with the power module 2.

The working principle of the specific embodiment is as follows: when the device is used, the laser lamp 12 is turned on firstly, so that the laser beam of the laser lamp 12 irradiates on the starting point of the second scale layer 17 of the dial 4, then the outer side wall of the needle cylinder 7 is held by a hand, the lower end of the movable cover 10 is immersed in sample liquid, then the edge of the first circular baffle 1 is pinched by the other hand to rotate the first circular baffle 1 to drive the threaded rod 3 to rotate, the threaded rod 3 is screwed with the dial 4 and the second circular baffle 6, the threaded rod 3 starts to move upwards perpendicular to the dial 4 when rotating, the threaded rod 3 drives the piston 8 to move upwards when moving upwards, and the sample liquid enters the needle cylinder 7 after passing through the second discharge chute 19 and the first discharge chute 18;

the first round baffle 1 rotates and simultaneously drives the laser lamp 12 and the light beam generated by the laser lamp 12 to rotate by taking the threaded rod 3 as the center of a circle, each time the light beam rotates for one circle on the dial 4, the piston 8 rises for a fixed distance, and simultaneously, a fixed amount of sampling liquid enters the needle cylinder 7, so that the number of turns of the light beam required to rotate is calculated by dividing the volume of the required sample by the volume of the sampling liquid entering the needle cylinder 7 after the light beam rotates for one circle on the dial 4 when the sample liquid is quantitatively extracted, the integral part of the result obtained by dividing the volume of the required sample by the volume of the sampling liquid, which is the number of turns required by the light beam, the fraction part of the result is multiplied by 100, after the number of turns of the complete number part of turns is obtained, the lattice number of the second scale layer 17 required to rotate by the light beam, and a sampling experiment is started after the number of turns and the lattice number are determined;

after sampling is finished, the second screw 15 is unscrewed, then the movable cover 10 is rotated and pushed upwards, the fixed block 11 is inserted into the first discharge chute 18, and when the upper side wall of the movable cover 10 is contacted with the lower side wall of the annular limiting block 9, the second screw 15 is screwed down, so that sampling is finished;

the sample details are then recorded using label paper and inserted into the transparent insert 16 for viewing.

After adopting above-mentioned structure, this embodiment's beneficial effect is as follows:

1. by adopting the design of the first round baffle plate 1, the threaded rod 3, the dial plate 4, the laser lamp 12 and the second scale layer 17, the device not only can meet the requirement of coarse sample extraction, but also can accurately extract a sample according to the requirement of a detection instrument, and the situation that the experimental result is wrong due to the deviation of sample liquid measurement is avoided;

2. the design of the annular limiting block 9, the movable cover 10, the fixing block 11, the first discharging groove 18 and the second discharging groove 19 is adopted, the first discharging groove 18, which is in contact with the outside, at the lower end of the needle cylinder 7 is blocked, the contact between the taken sample liquid and the outside air is avoided, the evaporation of the sample liquid in the needle cylinder 7 is reduced, and the accuracy of the sampling amount is ensured;

3. by adopting the design of the transparent insert pocket 16, the name, the metering, the attention and other specific information of the extracted sample liquid are recorded according to the requirement, and the problems of manual and manual disorder, wrong taking of the device and wrong metering in the experiment process are avoided.

Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments or portions thereof without departing from the spirit and scope of the invention.

Claims

1. A rapid sampling device for medical testing, characterized by: the laser lamp comprises a first round baffle (1), a power supply module (2), a threaded rod (3), a dial (4), a second round baffle (6), a needle cylinder (7), a piston (8), a laser lamp (12) and a second scale layer (17); a needle cylinder (7) is inserted into the lower surface of the second round baffle (6); a first discharge chute (18) is arranged at the lower end of the needle cylinder (7) in a penetrating way; a plurality of first screws (5) are arranged on the upper surface of the second round baffle (6), and the lower ends of the first screws (5) penetrate through the second round baffle (6) and are screwed with the upper side wall of the needle cylinder (7); a dial (4) is fixed on the upper surface of a second round baffle (6) positioned among the first screws (5); the periphery of the dial (4) is provided with a second scale layer (17); a piston (8) is movably arranged in the needle cylinder (7) in a sliding way, and the edge of the piston (8) is arranged in contact with the inner side wall of the periphery of the needle cylinder (7); the upper surface of the piston (8) is screwed with a threaded rod (3) by a bearing; the upper end of the threaded rod (3) penetrates through the second round baffle (6) and the dial (4) in sequence and then is fixedly connected with the lower surface of the first round baffle (1); the threaded rod (3) is in threaded connection with the second round baffle (6) and the threaded rod (3) is in threaded connection with the dial (4); a power supply module (2) is arranged in the first round baffle (1); a laser lamp (12) is embedded in one side of the lower surface of the first round baffle plate (1), and the laser lamp (12) is electrically connected with the power supply module (2).

2. A rapid sampling device for medical testing according to claim 1, characterized in that: a transparent observation window (13) is embedded in the front side wall of the needle cylinder (7); a first scale layer (14) is arranged on the outer side wall of the transparent observation window (13).

3. A rapid sampling device for medical testing according to claim 1, characterized in that: a transparent insert pocket (16) is stuck on the outer wall of the right side of the needle cylinder (7).

4. A rapid sampling device for medical testing according to claim 1, characterized in that: an annular limiting block (9) is sleeved and fixed on the outer side wall of the lower end of the needle cylinder (7); a movable cover (10) is movably sleeved and clamped on the needle cylinder (7) positioned on the lower side of the annular limiting block (9), and a second discharge chute (19) which is movably communicated with the first discharge chute (18) is formed in the left side of the lower side wall of the movable cover (10); a fixed block (11) is fixed on the inner wall of the lower side of the movable cover (10) positioned on the right side of the second discharge chute (19); the outer side walls around the movable cover (10) are provided with second screws (15), and one ends of the second screws (15) penetrate through the side wall of the movable cover (10) and then are abutted against the side wall of the lower end of the needle cylinder (7).