CN212807734U

CN212807734U - Clinical pharmacy experiment sampling device

Info

Publication number: CN212807734U
Application number: CN202021744249.0U
Authority: CN
Inventors: 杨晓瑞
Original assignee: Zhengzhou Central Hospital
Current assignee: Zhengzhou Central Hospital
Priority date: 2020-08-20
Filing date: 2020-08-20
Publication date: 2021-03-26
Anticipated expiration: 2030-08-20

Abstract

The utility model discloses a clinical pharmacy experiment sampling device, which comprises a top cover and a piston cylinder, wherein the top cover is arranged on the outer wall of the front end of the piston cylinder, the piston cylinder is provided with a fixed block on the circumferential outer wall of the rear side, when the sampling device is used for extracting medicines, the position of a movable rod is firstly adjusted so as to quantitatively extract according to the required sample capacity, the scale mark line on the movable rod can be conveniently used for quantifying, the scale mark line is gradually increased from back to front, after the movable rod is adjusted, a knob is rotated so that a threaded column at the rear side of the knob presses the movable rod tightly, the position of the movable rod is kept still, at the moment, a cylinder head can be put into a sample, the cylinder head is held on anti-skid backflow lines, a piston handle is pulled simultaneously, the position of the piston handle is fixed through a limiting rod, then the top cover is covered on the cylinder head to prevent the sample, this carry appearance device simple structure, convenient operation is convenient for set the volume of drawing of good sample in advance, and completion that can be fine carries appearance work.

Description

Clinical pharmacy experiment sampling device

Technical Field

The utility model belongs to the technical field of medical instrument is relevant, concretely relates to clinical pharmacy experiment sampling device.

Background

Clinical pharmacy refers to a scientific branch separated from pharmacy of hospitals, takes a patient as an object, aims at improving the quality of clinical medication, takes the interaction between a medicament and an organism as a core, researches and practices a comprehensive application technical subject of a clinical reasonable application method of the medicament, proposes a clinical pharmacy concept in the middle and later period of 20 th century and 50 th century in developed countries in western countries, sets a clinical pharmacy specialty in advanced schools in the early 60 th year, establishes a clinical pharmacist system in a hospital, directly participates in clinical medication, improves the treatment level of clinical medicaments, protects the medication safety of patients, and needs to use a sampling straw to extract samples during the pharmaceutical experiment, the sampling straw is a hollow pipe body, the suction end of the pipe body is inserted into the samples during the sample extraction, the samples enter the pipe body through a suction port at the lower end of the pipe body, and when the samples reach the required scale, the sample can be extracted by blocking the port at the upper end of the tube body with a finger.

The prior sample extraction device technology has the following problems: the existing sample extraction device mainly extracts fixed capacity through visual or scale, so that the sample flows backwards easily due to human error, and the sample cannot reach the required capacity.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a clinical pharmacy experiment sample presentation device to it leads to the sample refluence to make the sample can not reach the problem of the capacity that demands because of human error easily to provide current sample presentation device in solving above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme:

the utility model provides a clinical pharmacy experiment sampling device, includes top cap and piston cylinder, the top cap is installed on piston cylinder front end outer wall, the piston cylinder leans on the rear side to be provided with the fixed block on the circumference outer wall, the inside of piston cylinder is provided with the piston rod that stretches out to the rear side, is provided with the piston handle on the piston rod rear end outer wall, the inside of fixed block is provided with the movable rod, be provided with the gag lever post on the outer wall of movable rod rear end, all be provided with the knob on the both ends outer wall about the fixed block, be provided with the cartridge head on the piston cylinder front end outer wall, be provided with the external screw thread on the circumference outer wall of piston cylinder front side.

Preferably, the inside of top cap is provided with the internal thread, the barrel head sets up the inside at the top cap.

Preferably, the piston cylinder on the front side of the fixed block is provided with anti-skidding lines, and the outer wall of the front end of the movable rod is provided with scale marks.

Preferably, a movable groove is formed in the fixed block, and the movable rod is arranged in the movable groove.

Preferably, the outer wall of the rear end of the knob is provided with a threaded column, and threaded holes are formed in the outer walls of the left end and the right end of the fixing block.

Preferably, the outer wall of the front end of the piston rod is provided with a rubber head, and the rubber head is arranged inside the piston cylinder.

Preferably, the first and second liquid crystal materials are,

compared with the prior art of sampling device, the utility model provides a clinical pharmacy experiment sampling device possesses following beneficial effect:

the utility model discloses carry appearance device through increase an adjustable movable rod in the outside of a piston cylinder, utilize the scale marking ration on the movable rod to draw sample capacity, and the front end of this section of thick bamboo head increases the top cap, and the top cap can just in time withstand the nozzle on the section of thick bamboo head, prevent to take the in-process, the sample in the piston cylinder appears the water conservancy diversion because of accident, avoid leading to the sample capacity to appear not enough the condition, and when using to carry appearance device to draw the medicine, adjust the position of movable rod at first, in order to carry out the ration according to the sample capacity that needs and draw, can conveniently utilize the scale marking ration on the movable rod, this scale marking increases gradually from back to front, after adjusting the movable rod, rotate the knob again, make the screw post of knob rear side compress tightly the movable rod, make the position of movable rod keep motionless, at this moment just can put the section of thick bamboo head into the sample, hold on anti-skidding line, stimulate the piston handle simultaneously to fix the position of piston handle through the gag lever post, then cover the top cap on the section of thick bamboo head, prevent the sample refluence, should carry appearance device simple structure, convenient operation is convenient for set the extraction volume of good sample in advance, and completion that can be fine carries appearance work.

Drawings

The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description, do not constitute a limitation of the invention, in which:

fig. 1 is a front structural schematic diagram of a clinical pharmacy experiment sampling device provided by the utility model.

Fig. 2 is the front structure schematic diagram of the sample extraction device provided by the utility model.

Fig. 3 is a schematic side structure view of the sample extraction device provided by the present invention.

In the figure: 1. a top cover; 2. a piston cylinder; 3. a fixed block; 4. a piston rod; 5. a piston handle; 6. a limiting rod; 7. a movable rod; 8. a knob; 9. a cartridge head; 10. and (4) external threads.

Detailed Description

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.

Referring to fig. 1-3, the present invention provides a technical solution: the utility model provides a clinical pharmacy experiment sampling device, including top cap 1 and piston cylinder 2, top cap 1 is installed on 2 front end outer walls of piston cylinder, piston cylinder 2 is provided with fixed block 3 by being provided with on the peripheral outer wall of rear side, the inside of piston cylinder 2 is provided with piston rod 4 that stretches out to the rear side, be provided with the rubber head on the 4 front end outer walls of piston rod, the rubber head sets up the inside at piston cylinder 2, make this sampling device similar to the syringe like this, the convenience is taken a sample to the sample, be provided with piston handle 5 on the 4 rear end outer walls of piston rod, the inside of fixed block 3 is provided with movable rod 7, be provided with gag lever post 6 on the 7 rear end outer wall of movable rod, all be provided with knob 8 on the both ends outer wall about fixed block 3, be provided with cartridge head 9 on 2 front end outer walls of piston cylinder, be provided with external.

A clinical pharmacy experiment sampling device comprises a top cover 1 and a piston cylinder 2, wherein an internal thread is arranged inside the top cover 1, a cylinder head 9 is arranged inside the top cover 1, so that the top cover 1 can be covered after sampling is completed to prevent samples from flowing backwards, anti-skid grains are arranged on the piston cylinder 2 at the front side of a fixed block 3, a scale mark line is arranged on the outer wall of the front end of a movable rod 7, so that when the samples are extracted, the sliding of hands is prevented, and the samples can be quantitatively sampled by utilizing the scale mark line on the movable rod 7, a movable groove is arranged inside the fixed block 3, the movable rod 7 is arranged inside the movable groove, so that the movable rod 7 can move back and forth inside the fixed block 3, the samples can be quantitatively sampled according to the scale mark line on the movable rod 7, a threaded column is arranged on the outer wall of the rear end of a knob 8, threaded holes are arranged, after the movable lever 7 is thus adjusted, the position of the movable lever 7 is held by rotating the knob 8.

The utility model discloses a theory of operation and use flow: after the utility model is installed, the sample extracting device extracts the sample capacity by adding an adjustable movable rod 7 outside a piston cylinder 2 and utilizing the scale mark line on the movable rod 7 quantitatively, and the front end of a cylinder head 9 is added with a top cover 1, and the top cover 1 can just prop against a cylinder opening on the cylinder head 9, thereby preventing the sample in the piston cylinder 2 from diversion caused by accidents in the taking process and avoiding the situation of insufficient sample capacity, the sample extracting device mainly comprises the piston cylinder 2, a piston rod 4, a piston handle 5, a cylinder head 9 and the like, the principle is the same as that of an injector, when the sample extracting device is used for extracting the medicine, the position of the movable rod 7 is firstly adjusted, so as to quantitatively extract according to the required sample capacity, the scale mark line on the movable rod 7 can be conveniently utilized, the scale mark line is gradually increased from back to front, after adjusting movable rod 7, rotate knob 8 again for the screw post of 8 rear sides of knob compresses tightly movable rod 7, makes movable rod 7's position remain motionless, just at this moment can put into the sample with section of thick bamboo head 9, holds on anti-skidding line, stimulates piston handle 5 simultaneously, and fixes piston handle 5's position through gag lever post 6, then covers top cap 1 on section of thick bamboo head 9, prevents the sample refluence.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a clinical pharmacy experiment sampling device, includes top cap (1) and piston cylinder (2), its characterized in that: top cap (1) is installed on piston cylinder (2) front end outer wall, piston cylinder (2) are provided with fixed block (3) on leaning on rear side circumference outer wall, the inside of piston cylinder (2) is provided with piston rod (4) that stretch out to the rear side, is provided with piston handle (5) on piston rod (4) rear end outer wall, the inside of fixed block (3) is provided with movable rod (7), be provided with gag lever post (6) on movable rod (7) rear end outer wall, all be provided with knob (8) on the both ends outer wall about fixed block (3), be provided with cartridge head (9) on piston cylinder (2) front end outer wall, be provided with external screw thread (10) on piston cylinder (2) front side circumference outer wall.

2. The clinical pharmacy experiment sampling device of claim 1, wherein: the inside of top cap (1) is provided with the internal thread, section of thick bamboo head (9) set up the inside at top cap (1).

3. The clinical pharmacy experiment sampling device of claim 1, wherein: the anti-skidding piston cylinder is characterized in that anti-skidding lines are arranged on the piston cylinder (2) on the front side of the fixed block (3), and scale marks are arranged on the outer wall of the front end of the movable rod (7).

4. The clinical pharmacy experiment sampling device of claim 1, wherein: the inside of fixed block (3) is provided with the activity groove, movable rod (7) set up the inside in activity groove.

5. The clinical pharmacy experiment sampling device of claim 1, wherein: the knob (8) is provided with a threaded column on the outer wall of the rear end, and threaded holes are formed in the outer walls of the left end and the right end of the fixing block (3).

6. The clinical pharmacy experiment sampling device of claim 1, wherein: the rubber head is arranged on the outer wall of the front end of the piston rod (4) and is arranged inside the piston cylinder (2).