CN219661720U

CN219661720U - Blood sampling tube device for blood gas analysis

Info

Publication number: CN219661720U
Application number: CN202320686991.8U
Authority: CN
Inventors: 罗梦; 李青青; 樊庆涛
Original assignee: West China Hospital of Sichuan University
Current assignee: West China Hospital of Sichuan University
Priority date: 2023-03-31
Filing date: 2023-03-31
Publication date: 2023-09-12
Anticipated expiration: 2033-03-31

Abstract

The utility model discloses a blood taking tube device for blood gas analysis, which belongs to the technical field of medical blood taking and comprises a blood taking tube, a push rod, a rubber sealing plate, a needle outlet groove, a guide groove, a blood guiding frame and a blood taking needle. After the regulation and limiting of the blood guide frame are completed, a worker holds the blood collection tube to prick the blood collection needle into a designated blood vessel of the arm of a patient, pulls the push rod to suck blood into the blood collection tube through the blood collection needle and the blood guide frame, and slides the blood collection needle and the blood guide frame into the blood collection tube in the same regulation mode to isolate the blood collection needle from the outside, so that pollution caused by bacteria attached to the blood collection tube after the blood collection treatment is carried out or when the blood collection needle is not used for a long time can be avoided.

Description

Blood sampling tube device for blood gas analysis

Technical Field

The utility model belongs to the technical field of medical blood sampling, and particularly relates to a blood sampling tube device for blood gas analysis.

Background

Medical blood sampling is a process of safely withdrawing blood from a human body by a medical means and checking human diseases directly through a withdrawn blood sample, and thus a blood sampling tube device is required.

The blood collector has the advantages that the application number is CN201922268392.0, and the blood collector has the advantages that a user does not need to hold a blood collection tube in the blood collection process, and the blood collection tube cannot be separated from the collector due to random placement; the collecting tube is fixed through the sucker, the operation is convenient, and when blood is required to be collected, the anticoagulant is extruded into the collecting tube; the disadvantages are as follows:

when the staff uses this kind of blood collector to gather the processing to patient's blood, take out the back with the blood taking needle from the syringe needle standing groove in, the connecting pipe is passed to the bottom of communicating tube, passes the sealing plug for communicating tube intercommunication, when using, pulling fixing clip disconnection back, the staff inserts patient's arm blood vessel department with the syringe needle and carries out blood sampling processing, and the syringe needle is because not agreeing with the slip in the syringe needle standing groove, makes can expose in the outside around the syringe needle, causes the syringe needle surface to adhere to the bacterium and causes the pollution easily.

Disclosure of Invention

The utility model aims at: in order to solve the problem that bacteria are easy to adhere to the outside of the needle head of the blood collector for a long time to cause pollution, the blood collection tube device for blood gas analysis is provided.

The technical scheme adopted by the utility model is as follows: the utility model provides a heparin tube device for blood gas analysis, includes heparin tube, push rod, rubber sealing plate, goes out needle groove, guide way, leads blood frame and blood taking needle, the inside top slip of heparin tube is provided with the push rod, push rod below fixed mounting has the rubber sealing plate, and rubber sealing plate extrusion slip sets up inside the heparin tube, the embedding of heparin tube below is provided with out the needle groove, the inside embedding of being close to out needle groove top of heparin tube is provided with the guide way, the inboard slip of guide way is provided with leads blood frame, lead blood frame below embedding and be provided with the blood taking needle, the heparin tube below is provided with the slip disinfection mechanism that can disinfect the blood taking needle before using fast, lead blood frame outside and be provided with and conveniently receive and release the spacing adjustment mechanism that avoids the blood taking needle to cause the pollution after not using or using.

The limiting and adjusting mechanism comprises a rubber baffle, a sliding chute A, a sliding chute B, a sliding frame, a sliding baffle, a sliding chute C, a limiting frame, a damping telescopic rod, a rubber sealing plate and a limiting groove, wherein the rubber baffle is fixedly arranged on the inner ring at the upper side and the lower side of a needle outlet groove, the rubber baffle is arranged in a plurality of mode and is arranged in an equidistance surrounding mode, the plurality of rubber baffles arranged in a surrounding mode are arranged in an extrusion contact mode, the sliding chute A is arranged in an embedded mode on two sides of the blood collecting tube in an embedded mode, the sliding chute B is arranged in the periphery of the inner wall of the sliding chute A in an embedded mode, the sliding frame is fixedly arranged on two sides of the blood guiding frame in a matched mode, the sliding baffle is fixedly arranged on the middle portion of the sliding frame close to the sliding chute B in a matched mode, the sliding baffle is arranged on the inner side of the sliding frame in a matched mode, the sliding telescopic rod is fixedly arranged on the sliding chute C, the supporting spring is arranged on the outer side of the sliding chute C, the supporting side of the sliding frame is arranged on the sliding frame in a matched mode, the sliding frame is arranged on the inner side of the sliding frame in a matched mode, and the sliding frame is arranged on the sliding frame in a matched mode, and the sliding plate is fixedly arranged on the sliding frame.

The sliding disinfection mechanism comprises a sealing chute, a sliding baffle frame, a rubber plate, disinfection cotton and disinfection alcohol, wherein the sealing chute is embedded below the inner wall of the needle outlet groove, the sliding baffle frame is arranged on the inner side of the sealing chute in a sliding manner, the sliding baffle frame is arranged in an annular shape, the rubber plate is fixedly arranged on the inner ring and the outer ring of the sliding baffle frame, the rubber plate is extruded and slides to be arranged on the inner side of the sealing chute, the rubber plate is made of butadiene rubber, the disinfection cotton is filled in the middle of the inner part of the needle outlet groove, and the disinfection alcohol is filled between the inner part of the needle outlet groove and the outer ring of the sliding baffle frame.

In summary, due to the adoption of the technical scheme, the beneficial effects of the utility model are as follows:

1. this kind of heparin tube device for blood gas analysis is through being provided with spacing adjustment mechanism, can make the staff pass through between rubber separation blade, spout A, spout B, carriage, slide damper, spout C, spacing, damping telescopic link, rubber sealing plate and the spacing groove cooperation, after not using the heparin tube and carrying out the blood sampling to the patient, directly with blood taking needle and outside isolated, can avoid blood taking needle after carrying out blood sampling processing or when not carrying out the use, expose in the effect that the bacterium caused the pollution of external adhesion for a long time.

2. This kind of heparin tube device for blood gas analysis is through being provided with slip disinfection mechanism, can make the staff cooperate between sealed spout, slip fender frame, rubber slab, disinfection cotton and the disinfection alcohol, when the blood taking needle slides out from the needle outlet groove, contacts and passes the disinfection cotton that wets through the disinfection alcohol, carries out quick disinfection to the blood taking needle and handles, can avoid the staff manual when wiping the disinfection to the blood taking needle, the bacterium of hand causes secondary pollution to the blood taking needle.

Drawings

FIG. 1 is a schematic diagram showing a schematic perspective view of a blood collection tube according to the present utility model;

FIG. 2 is a schematic diagram showing a schematic cross-sectional front view of a blood collection tube according to the present utility model;

FIG. 3 is a schematic diagram of the enlarged construction of FIG. 2 at A in accordance with the present utility model;

FIG. 4 is a schematic diagram of the enlarged structure of FIG. 2B in accordance with the present utility model;

FIG. 5 is a schematic diagram showing the bottom view of the blood collection tube according to the present utility model.

The marks in the figure: 1. a blood collection tube; 101. a push rod; 102. a rubber sealing plate; 103. a needle outlet groove; 104. a rubber baffle; 105. sealing the chute; 106. a sliding baffle frame; 107. a rubber plate; 108. sterilizing cotton; 109. a guide groove; 2. sterilizing alcohol; 3. a chute A; 301. a chute B; 4. a blood guiding frame; 401. a blood taking needle; 402. a carriage; 403. a sliding baffle; 404. a chute C; 405. a limiting frame; 406. damping telescopic rod; 407. a rubber sealing plate; 5. and a limit groove.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

In the utility model, the following components are added:

embodiment one: referring to fig. 1 to 5, a blood collection tube device for blood gas analysis comprises a blood collection tube 1, a push rod 101, a rubber sealing plate 102, a needle outlet groove 103, a guide groove 109, a blood guide frame 4 and a blood collection needle 401, wherein the push rod 101 is slidably arranged above the inside of the blood collection tube 1, the rubber sealing plate 102 is fixedly arranged below the push rod 101, the rubber sealing plate 102 is arranged inside the blood collection tube 1 in a extrusion sliding manner, the needle outlet groove 103 is embedded below the blood collection tube 1, the guide groove 109 is embedded above the inside of the blood collection tube 1 and is close to the needle outlet groove 103, the blood guide frame 4 is slidably arranged inside the guide groove 109, the blood guide frame 4 is embedded below the blood guide frame 4, the blood collection tube 1 is provided with a sliding disinfection mechanism capable of rapidly disinfecting the blood collection needle before use, and a limit adjusting mechanism capable of conveniently freely collecting and releasing the blood collection needle to avoid pollution caused by the blood collection needle after the blood collection needle is not used or used is arranged outside the blood guide frame 4.

Referring to fig. 1 to 5, further, the limit adjustment mechanism is composed of a rubber baffle 104, a chute A3, a chute B301, a sliding frame 402, a sliding baffle 403, a chute C404, a limit frame 405, a damping telescopic rod 406, a rubber sealing plate 407 and a limit groove 5;

rubber baffle plates 104 are fixedly arranged on the inner rings above and below the needle outlet groove 103, a plurality of rubber baffle plates 104 are arranged in an equidistance surrounding manner, a plurality of rubber baffle plates 104 which are arranged in a pressing contact manner are arranged between the surrounding rubber baffle plates 104, two sides of the blood collection tube 1 are embedded and provided with a chute A3, a chute B301 is embedded and provided around the inner wall of the chute A3, a sliding frame 402 is fixedly arranged on two sides of the blood guide frame 4, the sliding frame 402 is arranged on the inner side of the chute A3 in a matching sliding manner, a sliding baffle 403 is fixedly arranged on the middle part of the sliding frame 402 close to the chute B301, the sliding baffle plates 403 are arranged on the inner side of the chute B301 in a matching sliding manner, a chute C404 is oppositely embedded and provided with a limiting frame 405 in the side of the limiting frame 405, a damping telescopic rod 406 is fixedly arranged between the side of the inner wall of the chute C404, a spring is arranged on the outer side of the damping telescopic rod 406 in a matching manner, the two sides of the blood collection tube 1 are close to the upper and lower sides of the sliding groove A3 and are embedded with a limit groove 5, the limit frames 405 are matched with the sliding arrangement on the inner side of the limit groove 5, a rubber seal plate 407 is fixedly arranged on the outer ring above the blood guide frame 4, when a worker needs to use the blood collection tube 1 to collect blood and gas for a patient, after carrying the blood collection tube 1 into a ward of the patient, the two limit frames 405 are pulled to slide on the inner side of the sliding groove C404 and slide out of the limit groove 5, after the damping telescopic rod 406 and the outer side spring are driven to shrink, the sliding frames 402 and the sliding baffle 403 are pushed to slide downwards on the inner sides of the sliding groove A3 and the sliding groove B301 respectively, the blood guide frame 4 is driven to slide on the inner side of the guide groove 109, the rubber seal plate 407 is tightly attached to the opening of the guide groove 109, the blood collection needle 401 is driven to push a plurality of rubber baffle plates 104 from the needle outlet groove 103, the blood collection needle 401 is exposed to the outside, the limit frames 405 are released, after the damping telescopic rod 406 and the outer spring push the limiting frame 405 to slide into the inner side of the other opposite limiting groove 5 and the regulation limiting of the blood guiding frame 4 is completed, a worker holds the blood taking tube 1 to prick the blood taking needle 401 into a designated blood vessel of the arm of a patient, pulls the push rod 101 to suck blood into the blood taking tube 1 through the blood taking needle 401 and the blood guiding frame 4 to collect the blood, and then slides the blood taking needle 401 and the blood guiding frame 4 into the blood taking tube 1 in the same regulation mode to isolate the blood taking needle 401 from the outside, so that pollution caused by bacteria attached to the outside for a long time after blood taking treatment or when the blood taking needle 401 is not used can be avoided.

Referring to fig. 1, 2, 3, 5, further, the sliding disinfection mechanism is composed of a sealing chute 105, a sliding baffle 106, a rubber plate 107, disinfection cotton 108 and disinfection alcohol 2;

a sealing chute 105 is embedded below the inner wall of the needle outlet groove 103, a sliding baffle frame 106 is arranged on the inner side of the sealing chute 105 in a sliding way, the sliding baffle frame 106 is arranged in an annular shape, a rubber plate 107 is fixedly arranged on the inner periphery of the sliding baffle frame 106, the rubber plate 107 is arranged on the inner side of the sealing chute 105 in a pressing sliding way, the rubber plate 107 is made of butadiene rubber, disinfection cotton 108 is filled in the middle of the inner part of the needle outlet groove 103, disinfection alcohol 2 is filled between the inner part of the needle outlet groove 103 and the outer ring of the sliding baffle frame 106, when a worker slides out of the needle outlet groove 103 by sliding the blood taking needle 401, the sliding baffle frame 106 is pulled to drive the rubber plate 107 to slide downwards on the inner side of the sealing chute 105, the anti-aging, wear-resistant and elastic butadiene rubber plate 107 is always pressed and slid with the inner wall of the sealing chute 105 in the sealing chute 105, the leakage of alcohol along the sealing chute 105 can be effectively avoided, the disinfection alcohol 2 filled between the inside of the needle outlet groove 103 and the outer ring of the sliding baffle frame 106 is contacted with the periphery of the disinfection cotton 108 in a large range, after the disinfection cotton 108 absorbs and wets the disinfection alcohol 2 rapidly, a worker pushes the sliding frame 402 and the sliding baffle 403 to slide downwards at the inner sides of the sliding groove A3 and the sliding groove B301 respectively, drives the blood guide frame 4 to slide at the inner sides of the guiding groove 109 and enable the rubber sealing plate 407 to be tightly attached to the opening of the guiding groove 109, drives the blood taking needle 401 to push away a plurality of rubber baffle plates 104 from the needle outlet groove 103 and slide out of the needle outlet groove 103, simultaneously, the blood taking needle 401 is contacted with and penetrates through the disinfection cotton 108 soaked by the disinfection alcohol 2, the surface of the blood taking needle 401 is fully contacted with the disinfection alcohol 2 absorbed by the disinfection cotton 108, the rapid disinfection treatment is carried out on the blood taking needle 401, and the blood taking needle is slid out from the needle outlet groove 103 to the outside, and the hand of the worker can be prevented from wiping the blood taking needle 401 for disinfection, bacteria of the hands cause secondary pollution to the lancet 401.

Example two

As shown in fig. 2 and 3, in the present utility model, in addition to the embodiment using the rubber plate 107 as butadiene rubber, another embodiment is provided, in which the rubber plate 107 is made of ethylene propylene diene monomer, and the ethylene propylene diene monomer has the characteristics of high elasticity, water resistance, aging resistance and high and low temperature resistance, so that when the rubber plate 107 contacts with alcohol for a long time, the rubber plate 107 can be prevented from being damaged due to water permeation and moisture absorption.

Working principle: firstly, when a worker needs to use a blood collection tube 1 to collect blood of a patient for blood gas analysis, and carries the blood collection tube 1 into a ward of the patient, and then pulls a sliding baffle 106 to drive a rubber plate 107 to slide downwards slowly on the inner side of a sealing chute 105, a butadiene rubber material rubber plate 107 with ageing resistance, wear resistance and elasticity is always extruded and slid with the inner wall of the sealing chute 105 in the sealing chute 105, so that the situation that alcohol leaks along the sealing chute 105 can be effectively avoided, and meanwhile, disinfection alcohol 2 filled between the inner side of a needle outlet groove 103 and the outer ring of the sliding baffle 106 is contacted with the periphery of disinfection cotton 108 in a large range, so that the disinfection cotton 108 absorbs and wets the disinfection alcohol 2 rapidly, then, the worker pulls two limiting frames 405 to slide on the inner side of a chute C404 and slide out of a limiting groove 5 to drive a damping telescopic rod 406 and an outer spring to shrink, pushing the sliding frame 402 and the sliding baffle 403 to slide downwards in the sliding groove A3 and the sliding groove B301 respectively, driving the blood guiding frame 4 to slide in the guiding groove 109, enabling the rubber sealing plate 407 to be clung to the opening of the guiding groove 109, driving the blood taking needle 401 to push away a plurality of rubber baffle plates 104 from the needle discharging groove 103 and slide out of the needle discharging groove 103, enabling the blood taking needle 401 to contact and pass through the disinfection cotton 108 soaked by the disinfection alcohol 2, enabling the surface of the blood taking needle 401 to fully contact with the disinfection alcohol 2 absorbed by the disinfection cotton 108, performing quick disinfection treatment on the blood taking needle 401, and sliding out of the blood taking needle discharging groove 103, finally, loosening the limiting frame 405 by a worker, enabling the damping telescopic rod 406 and the outer spring to push the limiting frame 405 to slide into the inner side of the other opposite limiting groove 5, after finishing the regulation limiting of the blood guiding frame 4, holding the blood taking tube 1 by the worker to prick the blood taking needle 401 into the appointed blood taking tube of the arm of a patient, after the push rod 101 is pulled to suck blood into the blood collection tube 1 through the blood taking needle 401 and the blood guiding frame 4, a worker slides the blood taking needle 401 and the blood guiding frame 4 into the blood collection tube 1 in the same adjusting mode, isolates the blood taking needle 401 from the outside and carries the blood taking needle to other working sites for processing.

The foregoing description of the preferred embodiments of the utility model is not intended to be limiting, but rather is intended to cover all modifications, equivalents, and alternatives falling within the spirit and principles of the utility model.

Claims

1. The utility model provides a blood collection tube device for blood gas analysis, includes heparin tube (1), push rod (101), rubber closing plate (102), goes out needle groove (103), guide way (109), guide way (4) and blood taking needle (401), the inside top slip of heparin tube (1) is provided with push rod (101), push rod (101) below fixed mounting has rubber closing plate (102), and rubber closing plate (102) extrusion slip sets up inside heparin tube (1), heparin tube (1) below embedding is provided with out needle groove (103), inside being close to out needle groove (103) top embedding of heparin tube (1) is provided with guide way (109), guide way (109) inboard slip is provided with guide way (4), guide way (4) below embedding is provided with blood taking needle (401), its characterized in that. The blood taking device is characterized in that a sliding disinfection mechanism capable of rapidly disinfecting blood taking needles before use is arranged below the blood taking tube (1), and a limit adjusting mechanism capable of conveniently and freely retracting the blood taking needles to prevent the blood taking needles from polluting after the blood taking needles are not used or are arranged outside the blood guiding frame (4).

2. A blood collection tube device for blood gas analysis according to claim 1, wherein: the limiting and adjusting mechanism consists of a rubber baffle (104), a sliding chute A (3), a sliding chute B (301), a sliding frame (402), a sliding baffle (403), a sliding chute C (404), a limiting frame (405), a damping telescopic rod (406), a rubber sealing plate (407) and a limiting groove (5);

the blood sampling device is characterized in that rubber baffle plates (104) are fixedly arranged on the inner ring at the upper side and the lower side of the needle outlet groove (103), sliding grooves A (3) are embedded in the two sides of the blood sampling tube (1), sliding grooves B (301) are embedded in the periphery of the inner wall of the sliding grooves A (3), sliding frames (402) are fixedly arranged on the two sides of the blood sampling tube (1), sliding baffles (403) are fixedly arranged on the middle part of the sliding frames (402) close to the positions of the sliding grooves B (301), sliding grooves C (404) are oppositely embedded in the side parts of the sliding frames (402), limiting frames (405) are slidably arranged on the inner sides of the sliding grooves C (404), damping telescopic rods (406) are fixedly arranged between the side parts of the limiting frames (405) and the side parts of the inner wall of the sliding grooves C (404), springs are arranged on the outer sides of the damping telescopic rods (406) in a matched mode, limiting grooves (5) are embedded in the two sides of the blood sampling tube (1), the two sides of the blood sampling tube (1) close to the upper side of the sliding grooves A (3), the limiting frames (405) are arranged on the inner sides of the limiting grooves (5) in a matched mode, and rubber sealing plates (407) are fixedly arranged on the upper sides of the sliding frames (4).

3. A blood collection tube device for blood gas analysis according to claim 1, wherein: the sliding disinfection mechanism consists of a sealing chute (105), a sliding baffle frame (106), a rubber plate (107), disinfection cotton (108) and disinfection alcohol (2);

the utility model discloses a needle outlet groove, including needle outlet groove (103), sealing chute (105) and sliding baffle frame (106), sealing chute (105) inboard slip is provided with sliding baffle frame (106), the inner and outer circle fixed mounting of sliding baffle frame (106) has rubber slab (107), and rubber slab (107) extrusion slip sets up in sealing chute (105) inboard, rubber slab (107) material is butadiene rubber, the inside middle packing of needle outlet groove (103) is provided with disinfection cotton (108), the packing is provided with disinfection alcohol (2) between needle outlet groove (103) inside and sliding baffle frame (106) outer lane.

4. A blood collection tube device for blood gas analysis according to claim 2, wherein: the rubber separation blades (104) are arranged in a plurality, are equidistantly arranged in a surrounding mode, and are arranged in an extrusion contact mode between the plurality of rubber separation blades (104).

5. A blood collection tube device for blood gas analysis according to claim 2, wherein: the sliding frame (402) is arranged on the inner side of the sliding groove A (3) in a matching sliding way, and the sliding baffle (403) is arranged on the inner side of the sliding groove B (301) in a matching sliding way.

6. A blood collection tube device for blood gas analysis according to claim 3, wherein: the sliding baffle frame (106) is arranged in an annular shape.