CN214632209U

CN214632209U - Infectious department uses germ sampling device

Info

Publication number: CN214632209U
Application number: CN202120006447.5U
Authority: CN
Inventors: 吴春香
Original assignee: Aktao County People's Hospital
Current assignee: Aktao County People's Hospital
Priority date: 2021-01-04
Filing date: 2021-01-04
Publication date: 2021-11-09
Anticipated expiration: 2031-01-04

Abstract

The utility model provides a germ sampling device for infectious department, belonging to the field of medical equipment, which comprises a sampling tube and a sampling cylinder; one end of the sampling tube is conical, and the other end of the sampling tube is communicated with the bottom of the sampling cylinder; the middle part of the sampling tube is U-shaped, and a plurality of 90-degree corners are arranged between the U-shaped part of the sampling tube and one end of the sampling tube; a piston is connected in the sampling cylinder in a sliding manner, a piston rod is fixedly connected to the upper end face of the piston, and the piston rod is movably connected with a lifting device; the utility model discloses a setting up of sampling tube can effectively avoid the germ sample to be contaminated, sets up hoisting device and can make things convenient for the operator operation again, device safe and reliable, simple structure.

Description

Infectious department uses germ sampling device

Technical Field

The utility model relates to a medical equipment field particularly, relates to a germ sampling device is used to infectious department.

Background

Infectious departments often use medical sampling devices, which are mainly used for obtaining pathogen samples and obtaining pathogen samples at wound infection sites and then completing the following works of testing, analysis and the like. However, most of the existing germ sampling devices adopt cotton balls for sampling, for example, a germ sampling device for infectious disease department disclosed in patent CN202020136319.8, cotton ball sampling easily causes germ to be polluted by other bacteria in the air, which results in that subsequent testing and analysis work cannot be smoothly performed, even the obtained sample is invalid; in order to improve the defect of cotton ball sampling, the technicians in the field adopt a glass sampling straw for sampling, and the glass sampling straw can directly suck pathogen samples into the sampling cylinder, so that the possibility of contamination of the pathogen samples in the sampling process is reduced; however, firstly, the device adopting the glass sampling suction tube for sampling usually needs to be operated by two hands, one hand holds the sampling tube, the other hand pulls the piston rod, the operation is extremely inconvenient, secondly, the glass sampling suction tube is mostly a straight tube, the straight tube also easily enables bacteria in the air to directly enter the sampling tube, and the bacteria sample is polluted.

Disclosure of Invention

The utility model aims at providing an infectious department uses germ sampling device, it is to above-mentioned problem, realizes effectively avoiding the germ sample to be contaminated, can make things convenient for the operator to operate again. The embodiment of the utility model discloses a realize through following technical scheme:

a germ sampling device for infectious department comprises a sampling tube and a sampling cylinder; one end of the sampling tube is conical, and the other end of the sampling tube is communicated with the bottom of the sampling cylinder; the middle part of the sampling tube is U-shaped, and a plurality of 90-degree corners are arranged between the U-shaped part of the sampling tube and one end of the sampling tube; the sampling tube is connected with a piston in a sliding mode, the upper end face of the piston is fixedly connected with a piston rod, and the piston rod is movably connected with a lifting device.

Furthermore, a sliding groove is formed in the outer wall of the sampling cylinder, the lifting device comprises a traction rope, a movable pulley and a sliding block, one end of the traction rope is fixedly connected with the inner wall of the sampling cylinder, and the fixed connection point is close to the top of the sampling cylinder; the other end of the traction rope passes through the side wall of the sampling cylinder after winding around the movable pulley and is fixedly connected with the sliding block, and the sliding block is arranged in the sliding chute and is in slidable connection with the sampling cylinder; the movable pulley is rotatably connected with the piston rod.

Furthermore, the piston rod is provided with a bar hole, a rotating shaft is fixed in the bar hole, and the movable pulley and the rotating shaft are coaxially and rotatably connected; the axial direction of the rotating shaft is perpendicular to the length direction of the strip hole, and the length direction of the strip hole is parallel to the axial direction of the piston rod.

Further, be equipped with the inside through-hole with the spout inside of intercommunication sampler barrel on the sampler barrel, the through-hole both ends all are equipped with the fixed pulley, the fixed pulley is all walked around to the haulage rope.

Further, the stroke direction of the sliding block sliding in the sliding groove is parallel to the axial direction of the sampling cylinder.

Furthermore, a pressing plate is fixedly arranged at the top of the piston rod and is positioned outside the sampling cylinder.

The utility model discloses technical scheme has following advantage and beneficial effect at least:

1. the utility model can effectively deposit bacteria and suspended particles in the air at the 90-degree corner and the U-shaped bottom by setting the middle part of the sampling tube into the U-shaped and arranging a plurality of 90-degree corners, thereby preventing the germ sample in the sampling cylinder from being polluted;

2. the utility model discloses a set up hoisting device to make the operator only need one-hand operation when using, the effectual operation complexity that has reduced has made things convenient for the operator.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings that are required to be used in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present invention, and therefore should not be considered as limiting the scope, and for those skilled in the art, other related drawings can be obtained according to the drawings without inventive efforts.

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

FIG. 2 is a schematic view of a connection structure of a movable pulley and a piston rod;

icon: 1-pressing a plate; 2-a piston rod; 3-a slide block; 4-a chute; 5-sampling tube; 6-a piston; 7-a fixed pulley; 8-a sampling tube; 9-a traction rope; 10-a through hole; 11-axis of rotation.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention.

Thus, the following detailed description of the embodiments of the present invention, presented in the accompanying drawings, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention.

It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined and explained in subsequent figures. In the description of the present invention, it should be noted that, if the terms "top", "bottom", "inside", "outside", etc. indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, or the orientation or positional relationship that the product of this application is usually placed when in use, the description is merely for convenience of description and simplification of the present invention, and it is not intended to indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.

Referring to fig. 1 and 2, a pathogen sampling device for infectious diseases includes a sampling tube 5 and a sampling cylinder 8; one end of the sampling tube 5 is conical, the other end of the sampling tube 5 is communicated with the bottom of the sampling cylinder 8, and the sampling tube 5 and the sampling cylinder 8 are detachably connected in a buckling mode in the embodiment; the middle part of the sampling tube 5 is U-shaped, a plurality of 90-degree corners are arranged between the U-shaped part of the sampling tube 5 and one end of the sampling tube 5, bacteria and suspended particles in the air can be effectively precipitated at the 90-degree corners and the U-shaped bottom, and therefore the germ sample in the sampling cylinder is prevented from being polluted; the sampling cylinder 8 is internally and slidably connected with a piston 6, the piston 6 divides the sampling cylinder 8 into an upper space and a lower space, the upper end surface of the piston 6 is fixedly connected with a piston rod 2, the piston rod 2 is positioned in the upper space, the piston rod 2 is movably connected with a lifting device, and the lifting device applies force to the piston rod 2, so that the piston rod 2 is driven to move with the piston 6.

In this embodiment, the sampling tube 5 is made of glass; the sampling device requires a high temperature sterilization process when in use.

In the embodiment, the sampling tube is convenient for an operator, the operator is prompted to operate with only one hand when the sampling tube is used, the operation complexity is effectively reduced, the sliding groove 4 is formed in the outer wall of the sampling tube 8, the lifting device comprises a traction rope 9, a movable pulley 7 and a sliding block 3, one end of the traction rope 9 is fixedly connected with the inner wall of the sampling tube 8, and the fixed connection point is close to the top of the sampling tube 8; the other end of the traction rope 9 rounds the movable pulley 7 and then passes through the side wall of the sampling cylinder 8 to be fixedly connected with the sliding block 3, and the sliding block 3 is arranged in the sliding groove 4 and is in slidable connection with the sampling cylinder 8; the movable pulley 7 is rotatably connected with the piston rod 2, the movable pulley 7 is arranged to achieve the effect of saving labor, and the use of an operator is facilitated.

In this embodiment, the pulling rope 9 and the movable pulley 7 are both located in the upper space of the sampling tube 8, and do not pollute the germ sample in the lower space.

In this embodiment, the piston rod 2 is provided with a bar hole, a rotating shaft 11 is fixed in the bar hole, the movable pulley 7 is coaxially and rotatably connected with the rotating shaft 11, and the movable pulley 7 can rotate around the rotating shaft 11, so that the sliding friction between the surface of the movable pulley 7 and the traction rope 9 is converted into rolling friction, the friction force is reduced, and the force for an operator to stir the sliding block 3 is reduced; the axial direction of the rotating shaft 11 is perpendicular to the length direction of the strip hole, and the length direction of the strip hole is parallel to the axial direction of the piston rod 2.

In this embodiment, in order to prevent that the inner wall of the sampling tube 8 from damaging the haulage rope 9 and provide a supporting point for the haulage rope 9 turns to, be equipped with the inside through-hole 10 with the inside spout 4 of intercommunication sampling tube 8 on the sampling tube 8, the through-hole 10 both ends all are equipped with the fixed pulley, the haulage rope 9 is all walked around the fixed pulley.

In this embodiment, in order to ensure that the piston 6 is smoothly pulled up by the slider 3 through the pulling rope 9, the stroke direction of the slider 3 sliding in the chute 4 is parallel to the axial direction of the sampling tube 8.

In this embodiment, in order to facilitate the device to take out the germ sample in the sampling cylinder 8 after sampling, the top of the piston rod 2 is fixedly provided with the pressing plate 1, the pressing plate 1 is located outside the sampling cylinder 8, and an operator only needs to take down the sampling tube 5, then presses the pressing plate 1, and the piston 6 moves downwards, so that the germ sample in the sampling cylinder 8 can be extruded.

In this embodiment, for the convenience of the amount that the operator can directly observe the sample germ sample, be equipped with the capacity scale on the sampling tube 8.

In this embodiment, a sampling operation of the pathogen sampling device for infectious diseases is as follows:

during the sample, connect sampling tube 5 and sampling tube 8, operator's one hand is handheld sampling tube 8, and thumb or other fingers are to slider 3 application of force, and slider 3 moves in spout 4, takes piston 6 and piston rod 2 to shift up, and the lower space part that piston 6 separated sampling tube 8 forms the underpressure to absorb the germ sample.

The above is only a preferred embodiment of the present invention, and is not intended to limit the present invention, and various modifications and changes will occur to those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides a germ sampling device for infectious department which characterized in that: comprises a sampling tube (5) and a sampling cylinder (8); one end of the sampling tube (5) is conical, and the other end of the sampling tube (5) is communicated with the bottom of the sampling cylinder (8); the middle part of the sampling tube (5) is U-shaped, and a plurality of 90-degree rotating angles are arranged between the U-shaped part of the sampling tube (5) and one end of the sampling tube (5); the sampling tube (8) is connected with a piston (6) in a sliding mode, a piston rod (2) is fixedly connected to the upper end face of the piston (6), and the piston rod (2) is movably connected with a lifting device.

2. A pathogen sampling device for infectious department according to claim 1, characterized in that: the outer wall of the sampling tube (8) is provided with a sliding chute (4), the lifting device comprises a traction rope (9), a movable pulley (7) and a sliding block (3), one end of the traction rope (9) is fixedly connected with the inner wall of the sampling tube (8), and the fixed connection point is close to the top of the sampling tube (8); the other end of the traction rope (9) passes through the side wall of the sampling cylinder (8) after winding around the movable pulley (7) and is fixedly connected with the sliding block (3), and the sliding block (3) is arranged in the sliding groove (4) and is slidably connected with the sampling cylinder (8); the movable pulley (7) is rotatably connected with the piston rod (2).

3. A pathogen sampling device for infectious department according to claim 2, characterized in that: a bar hole is formed in the piston rod (2), a rotating shaft (11) is fixed in the bar hole, and the movable pulley (7) and the rotating shaft (11) are coaxially and rotatably connected; the axial direction of the rotating shaft (11) is perpendicular to the length direction of the strip hole, and the length direction of the strip hole is parallel to the axial direction of the piston rod (2).

4. A pathogen sampling device for infectious department according to claim 2, characterized in that: be equipped with through-hole (10) inside intercommunication sampling tube (8) and spout (4) on sampling tube (8), through-hole (10) both ends all are equipped with the fixed pulley, fixed pulley is all walked around in haulage rope (9).

5. A pathogen sampling device for infectious department according to claim 2, characterized in that: the stroke direction of the sliding block (3) sliding in the sliding groove (4) is parallel to the axial direction of the sampling cylinder (8).

6. A pathogen sampling device for infectious department according to claim 1, characterized in that: the top of the piston rod (2) is fixedly provided with a pressing plate (1), and the pressing plate (1) is positioned outside the sampling cylinder (8).