CN215306135U

CN215306135U - Device for collecting blood gas and obligate anaerobe culture specimen

Info

Publication number: CN215306135U
Application number: CN202121392395.6U
Authority: CN
Inventors: 罗国兰; 韦汝珍; 游家禄; 李梦薇; 高云
Original assignee: Liuzhou Workers Hospital
Current assignee: Liuzhou Workers Hospital
Priority date: 2021-06-22
Filing date: 2021-06-22
Publication date: 2021-12-28
Anticipated expiration: 2031-06-22

Abstract

The utility model discloses a device for collecting blood gas and a culture specimen of obligate anaerobe, which comprises an injector, a needle head and a sealing plug, wherein the injector comprises a needle cylinder, a connecting body and a piston column, one end of the piston column is positioned in the needle cylinder; the connecting body is arranged at the front end of the needle cylinder and is communicated with the needle cylinder, the needle head is detachably connected with the connecting body through a pintle, the sealing plug is detachably connected with the connecting body, and the needle head and the sealing plug are not connected with the connecting body at the same time; the device is used for detecting the blood and qi samples, comprises the processes of collecting the samples, submitting the samples to inspection and the like, is implemented by the device, and has no risk of puncture injury by sharp instruments in the links of sealing the device, submitting the samples to inspection, uniformly mixing the samples before the blood and qi machine.

Description

Device for collecting blood gas and obligate anaerobe culture specimen

Technical Field

The utility model belongs to the technical field of medical instruments, and particularly relates to a device for collecting blood gas and obligate anaerobic bacteria culture samples.

Background

In the process of detecting a blood gas sample or detecting a specific anaerobic bacteria culture sample, the collected sample needs to be sealed for inspection. At present, when a blood gas sample is collected or a sample cultured by obligate anaerobe is detected, after a common injector on the market is mostly used for collecting the sample, the cover of the injector is manually buckled or the rubber plug is taken down from a medicine bottle and then the rubber plug is pricked by a needle head for inspection, and the injector is sealed by adopting the mode to achieve the aim of isolating the sample from air. The links of buckling the cover, pricking the rubber plug by the needle head, submitting and handing over the sample, uniformly mixing the sample before blood and qi loading and the like all have larger risk of puncture wound by the sharp tool, and the sharp tool for medical treatment such as contacting blood, body fluid and the like of a patient has certain biological safety risk, so that occupational exposure is easy to occur, and the probability of infection of medical staff is increased.

Based on this, the utility model provides a device for collecting blood gas and a specific anaerobic bacteria culture specimen, so as to solve the technical problems.

SUMMERY OF THE UTILITY MODEL

In order to solve the problems, the utility model provides a device for collecting blood gas and obligate anaerobe culture samples, which is used for detecting blood gas samples, comprises the processes of collecting the samples, submitting the samples to inspection and the like, is implemented by the device, and has no risk of puncture injury of a sharp instrument in the links of sealing the device, submitting the samples to inspection, uniformly mixing the samples before the blood gas is loaded on a machine and the like.

In order to solve the problems, the utility model adopts the following technical scheme:

a device for collecting blood gas and a culture specimen of obligate anaerobe comprises an injector, a needle head and a sealing plug, wherein the injector comprises a needle cylinder, a connecting body and a piston column with one end positioned in the needle cylinder; the connector sets up the cylinder front end and with the cylinder intercommunication, the syringe needle pass through the pintle with the connector can be dismantled and be connected, the sealing plug with the connector can be dismantled and be connected, just the syringe needle with the sealing plug is not connected simultaneously the connector.

Preferably, the outer wall of the end of the pintle, which is far away from the needle head, and the outer wall of the sealing plug are both provided with external threads, and the inner wall of the connecting body is provided with internal threads matched with the two external threads for use.

Preferably, one end of the sealing plug, which is far away from the external thread, is connected with a sealing head, and the outer diameter of the sealing head is larger than the inner diameter of the connecting body.

Preferably, the end of the sealing head is fixedly connected with a hand piece.

Preferably, the outer peripheral wall of the cylinder is provided with a grip ring for assisting gripping.

Preferably, the outer circumferential wall of the cylinder is provided with a rough surface.

Preferably, a handle is arranged at the tail end of the piston column, and a concave surface is arranged on one surface of the handle, which is far away from the connecting body.

Compared with the prior art, the utility model has the following beneficial effects:

1. the device for collecting the blood gas and the obligate anaerobe culture specimen is used for detecting the blood gas specimen, comprises the processes of specimen collection, specimen submission and the like, and is implemented by the device, wherein in the specimen collection process, a needle head is arranged on a connector for specimen collection, after the collection is finished, the needle head is detached by using a sharp tool box or a sharp tool processor, and a threaded sealing plug is arranged on the connector, so that the specimen can be sealed and submitted for inspection; by adopting the structure, the device has no risk of puncture injury caused by sharp instruments in the links of sealing, sample submission and handing over, mixing the samples before blood and qi loading and the like.

2. The device that is used for blood gas and obligation anaerobe to cultivate sample collection increases the handheld piece in sealing plug department, and the sealing plug is installed or the sealing plug in-process is lifted off on the connector, through handheld fixed or lax screw in order to rotate, the operation is more laborsaving.

3. The device that is used for blood gas and obligation anaerobe to cultivate sample collection of this application is in syringe cylinder rear end is equipped with the ring of grabbing that is used for supplementary gripping, can assist when gathering the sample and taking a sample and examining and grip, has used manpower sparingly greatly, and can take the device through grabbing the ring at the censorship in-process, the convenience of prominent product.

Drawings

FIG. 1 is a schematic structural diagram of a device for collecting a blood gas and an obligate anaerobe culture specimen according to the present invention in a specimen collecting state;

FIG. 2 is a schematic structural diagram of a device for collecting blood gas and an obligate anaerobe culture specimen in a checking state according to the present invention;

FIG. 3 is a schematic view of the needle and pintle of FIG. 1 shown removed;

FIG. 4 is a cross-sectional view of FIG. 1;

FIG. 5 is a cross-sectional view of FIG. 2;

fig. 6 is a cross-sectional view of fig. 3.

In the figures, the reference numbers: 1. an injector; 2. a needle cylinder; 3. a linker; 4. a piston post; 5. a needle head; 6. a pintle; 7. a sealing plug; 8. a sealing head; 9. an internal thread; 10. a handpiece; 11. grabbing a ring; 12. a handle.

Detailed Description

The utility model is further described with reference to the following figures and examples.

As shown in fig. 1 to 6, the embodiment of the present invention provides a device for collecting blood gas and obligate anaerobe culture samples, comprising an injector 1, wherein the injector 1 comprises a needle cylinder 2, a connector 3 and a piston column 4 penetrating into the needle cylinder 2; the connector 3 sets up 2 front ends of cylinder and with 2 intercommunications of cylinder still include syringe needle 5 and sealing plug 7, syringe needle 5 through pintle 6 with the connector 3 can be dismantled and be connected, sealing plug 7 with the connector 3 can be dismantled and be connected, just syringe needle 5 with sealing plug 7 is not connected simultaneously the connector 3, including two different states promptly, specifically are: firstly, in the process of collecting a blood gas sample, the needle head 5 is connected with the connecting body 3; after the blood and gas sample is collected, in the sample submission process, the sealing plug 7 is connected with the connecting body 3, so that the collected sample can be subjected to sealed submission.

In this embodiment, the outer wall of the end of the pintle 6 away from the needle 5 and the outer wall of the sealing plug 7 are both provided with external threads, and the inner wall of the connecting body 3 is provided with internal threads 9 matched with the two external threads for use. The form, specification and pitch of the external thread and the internal thread 9 are the same. The connecting thread can adopt trapezoidal threads, triangular threads, round threads and the like. The threaded connection is provided, so that the connection between the needle head 5 and the sealing plug 7 and the syringe 1 can be further strengthened, and the sealing performance of the syringe 1 is improved.

In this embodiment, the inner cavity area of the connecting body 3 is a cylindrical cavity, one end of the sealing plug 7 away from the external thread is connected with a sealing head 8, and the outer diameter of the sealing head 8 is larger than the inner diameter of the connecting body 3.

In this embodiment, the end of the sealing head 8 is fixedly connected to a hand piece 10, and the hand piece 10 is arranged to facilitate the hand to twist the screw after the hand piece 10 is gripped by fingers, which is convenient and labor-saving.

In the present embodiment, the outer peripheral wall of the cylinder 2 is provided with a grip ring 11 for assisting gripping. Can assist when gathering the sample and sample inspection to grip, use manpower sparingly greatly, and can take the device through grabbing ring 11 at the censorship in-process, it is more convenient to operate.

In the present embodiment, the outer circumferential wall of the needle cylinder 2 is provided with a rough surface, which can effectively prevent slipping, prevent the device from dropping due to slipping caused by subjective or objective reasons, and improve the operation safety.

In this embodiment, a handle 12 is disposed at the tail end of the piston rod 4, and a concave surface is disposed on a surface of the handle 12 away from the connecting body 3. The comfort of the operator in the using process is improved, and the operation is more convenient.

The use method of the device for collecting the blood gas and the obligate anaerobic bacteria culture specimen is briefly described as follows:

the device is divided into two using states, firstly, in the sample collecting process, a needle head 5 is arranged on a connecting body 3 through a needle bolt 6 so as to collect the sample, after the sample collecting process is finished, the needle head 5 is dismounted by a sharps box or a sharps processor, a sealing plug 7 with threads is arranged on the connecting body 3, the sample can be sealed and checked, the sealing plug 7 is dismounted after the sample is checked, and the sample is taken out and mixed; by adopting the structure, the device has no risk of puncture injury caused by sharp instruments in the links of sealing, sample submission and handing over, mixing the samples before blood and qi loading and the like.

The above description is intended to describe in detail the preferred embodiments of the present invention, but the embodiments are not intended to limit the scope of the claims of the present invention, and all equivalent changes and modifications made within the technical spirit of the present invention should fall within the scope of the claims of the present invention.

Claims

1. A device for collecting blood gas and a culture specimen of obligate anaerobe is characterized by comprising an injector, a needle head and a sealing plug, wherein the injector comprises a needle cylinder, a connecting body and a piston column, one end of the piston column is positioned in the needle cylinder; the connector sets up the cylinder front end and with the cylinder intercommunication, the syringe needle pass through the pintle with the connector can be dismantled and be connected, the sealing plug with the connector can be dismantled and be connected, just the syringe needle with the sealing plug is not connected simultaneously the connector.

2. The device for collecting the blood gas and the obligate anaerobe culture specimen according to claim 1, wherein the outer wall of the end of the pintle far away from the pinhead and the outer wall of the sealing plug are both provided with external threads, and the inner wall of the connecting body is provided with internal threads matched with the two external threads.

3. The device for collecting the blood gas and the obligate anaerobe culture specimen according to claim 2, wherein one end of the sealing plug away from the external thread is connected with a sealing head, and the outer diameter of the sealing head is larger than the inner diameter of the connecting body.

4. The apparatus for collecting blood gas and anaerobe culture specimen according to claim 3, wherein a hand piece is fixedly connected to the end of the sealing head.

5. The device for collecting the blood gas and the obligate anaerobe culture specimen according to claim 1, wherein the outer peripheral wall of the syringe is provided with a grasping ring for assisting in holding.

6. The device for collecting blood gas and obligate anaerobe culture specimen according to claim 1, wherein the peripheral wall of said cylinder is provided with a rough surface.

7. The device for collecting the blood gas and the obligate anaerobe culture specimen according to claim 1, wherein a handle is provided at the tail end of the piston column, and a concave surface is provided at the surface of the handle far away from the connector.