CN211300001U

CN211300001U - Accurate testing arrangement that draws blood

Info

Publication number: CN211300001U
Application number: CN201922029395.9U
Authority: CN
Inventors: 李伟; 赵桂兰
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-11-22
Filing date: 2019-11-22
Publication date: 2020-08-21
Anticipated expiration: 2029-11-22

Abstract

The utility model discloses an accurate verifying attachment that draws blood belongs to medical treatment auxiliary instrument technical field, and it includes the barrel, the left surface fixedly connected with mount of barrel, a plurality of recess, one of them have been seted up to the left surface of mount be provided with fixing device in the recess, the fixing device joint is at the left surface of movable sleeve, the movable sleeve cup joints outside the mount, the upper surface of movable sleeve passes through the rope and is connected with push-pull device's lower fixed surface. This accurate verifying attachment that draws blood through changeing mutually supporting between handle, threaded rod, movable sleeve, rope, spring, slide bar, first lug and the second lug to can ensure the control that nursing staff can be better and draw blood volume, this device has increased spacing function moreover, prevents effectively that nursing staff maloperation from leading to or the hand is smooth, makes the piston reset, leads to the condition of blood backward flow, thereby made things convenient for nursing staff's work, has further improved the practicality of this device.

Description

Accurate testing arrangement that draws blood

Technical Field

The utility model belongs to the technical field of medical auxiliary instrument, specifically be an accurate verifying attachment that draws blood.

Background

In the in-process of medical blood drawing inspection, often need use the device of drawing blood to draw blood to the patient, the volume of drawing blood that needs because the inspection of difference needs is different, so often need the accurate control volume of drawing blood of nursing staff, but ordinary device of drawing blood does not carry out spacing structure to the device of drawing blood, make nursing staff if draw blood too much just cause extravagantly easily, it will influence the condition emergence of inspection to draw blood too little, and because ordinary device of drawing blood is the piston push type, make its in-process at the pulling piston of drawing blood, it leads to the piston to reset to produce the maloperation easily, thereby lead to the blood backward flow, not only easily arouse patient's discomfort, still inconvenient nursing staff's work, make the practicality lower, therefore, need an accurate inspection device of drawing blood that can reduce the material waste to solve above-mentioned problem.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

In order to overcome the above defect of prior art, the utility model provides an accurate verifying attachment that draws blood has solved ordinary device that draws blood and has not had spacing structure for nursing staff is difficult to carry out accurate blood drawing to the patient, makes the lower problem of practicality.

(II) technical scheme

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides an accurate verifying attachment that draws blood, includes the barrel, the left surface fixedly connected with mount of barrel, a plurality of recess has been seted up to the left surface of mount, one of them be provided with fixing device in the recess, fixing device joint is at the left surface of movable sleeve, the movable sleeve cup joints outside the mount, the upper surface of movable sleeve passes through the rope and is connected with push-and-pull device's lower fixed surface, push-and-pull device's bottom fixedly connected with piston.

The piston is arranged in the cylinder, the back of the push-pull device is fixedly connected with a plurality of first lugs, one of the first lugs is lapped on the front of the second lug, the back of the second lug is fixedly connected with the front of the pull plate through a slide rod, the front of the pull plate is fixedly connected with the back of the sliding sleeve through a spring, the sliding sleeve and the spring are both sleeved outside the slide rod, and the sliding sleeve is fixedly connected to the upper surface of the cylinder.

As a further aspect of the present invention: the fixing device comprises a threaded rod, the right end of the threaded rod is located in one of the grooves, a rotating handle is fixedly connected to the left end of the threaded rod, the threaded rod is connected in a threaded cap in a threaded mode, and the threaded cap is connected to the left side face of the movable sleeve in a clamped mode.

As a further aspect of the present invention: the push-pull device comprises a handle, the lower surface of the handle is fixedly connected to the top ends of the push rod and the rope respectively, the back surface of the push rod is fixedly connected to the front surfaces of the first bumps, and the push rod is fixedly connected to the upper surface of the piston.

As a further aspect of the present invention: the shape of the first bump is set to be triangular, and the shape of the second bump is matched with that of the first bump.

As a further aspect of the present invention: the back of the barrel is fixedly connected with a force borrowing plate, and the outer surfaces of the handle and the force borrowing plate are provided with anti-skid grains.

(III) advantageous effects

Compared with the prior art, the beneficial effects of the utility model reside in that:

1. this accurate verifying attachment that draws blood, through changeing the handle, the threaded rod, the movable sleeve, the rope, a spring, the slide bar, mutually support between first lug and the second lug, when the volume of drawing blood is taken out in needs control, through upwards moving the movable sleeve to suitable position, then rotate and change the handle, make in the threaded rod screw in recess, then personnel pulling handle removes to rope furthest extension limit, the spring utilizes the pulling force of self to promote second lug and first lug contact this moment, and carry on spacingly to the position of push rod, thereby can ensure that nursing staff can be better control the volume of drawing blood, and this device has increased spacing function, effectively prevent that nursing staff's maloperation from leading to or the hand is smooth, make the piston reset, lead to the condition of blood backward flow, thereby nursing staff's work has been made things convenient for, the practicality of this device has further been improved.

2. This accurate verifying attachment that draws blood through setting up first lug and second lug, and the shape of first lug and second lug is triangle-shaped for first lug rebound can utilize the inclined plane of self to promote the second lug rather than separating, thereby is favorable to push rod rebound work, has further made things convenient for medical personnel's the work of drawing blood.

3. This accurate verifying attachment that draws blood through setting up the spring, and the spring can utilize the pulling force of self to promote second lug and first lug contact, makes it carry on spacingly to first lug to can carry on spacingly to the push rod, and this process need not do unnecessary action when the nursing staff draws blood, made things convenient for medical staff's use more, further improved the practicality of this device.

Drawings

Fig. 1 is a schematic front view of a cross-sectional structure of the present invention;

FIG. 2 is a schematic diagram of the right-side cross-sectional structure of the present invention;

fig. 3 is an enlarged schematic structural view at a position a of the present invention;

fig. 4 is an enlarged schematic structural view of the utility model at the position B;

in the figure: the device comprises a barrel 1, a fixed frame 2, a groove 3, a fixing device 4, a threaded cap 41, a threaded rod 42, a rotating handle 43, a movable sleeve 5, a rope 6, a push-pull device 7, a handle 71, a push rod 72, a piston 8, a first bump 9, a second bump 10, a pull plate 11, a spring 12, a sliding sleeve 13, a force-borrowing plate 14 and a sliding rod 15.

Detailed Description

The technical solution of the present patent will be described in further detail with reference to the following embodiments.

As shown in fig. 1-4, the utility model provides a technical solution: an accurate blood drawing test device comprises a cylinder body 1, the back of the cylinder body 1 is fixedly connected with a force borrowing plate 14, the outer surfaces of a handle 71 and the force borrowing plate 14 are respectively provided with anti-slip lines, the force borrowing plate 14 and the handle 71 are arranged, the anti-slip lines are arranged outside the force borrowing plate 14 and the handle 71, so that the friction force between the force borrowing plate 14 and the hand of a nursing staff is increased, the hand of the nursing staff is prevented from being separated from the force borrowing plate 14 and the handle 71 when the nursing staff operates, the operation and the use of the nursing staff are facilitated, the left side surface of the cylinder body 1 is fixedly connected with a fixed frame 2, the left side surface of the fixed frame 2 is provided with a plurality of grooves 3, one groove 3 is internally provided with a fixing device 4, the fixing device 4 comprises a threaded rod 42, the right end of the threaded rod 42 is positioned in one groove 3, the left end of the, by arranging the rotating handle 43 and the threaded rod 42, the rotating handle 43 is rotated to drive the threaded rod 42 to rotate, so that the threaded rod 42 is screwed into the groove 3, the position of the movable sleeve 5 is fixed, thereby facilitating the subsequent work of controlling the amount of blood drawn by the nursing staff, the fixing device 4 is clamped on the left side surface of the movable sleeve 5, the movable sleeve 5 is sleeved outside the fixed frame 2, the upper surface of the movable sleeve 5 is fixedly connected with the lower surface of the push-pull device 7 through the rope 6, the push-pull device 7 comprises a handle 71, the lower surface of the handle 71 is fixedly connected with the top ends of the push rod 72 and the rope 6 respectively, the connection between the handle 71 and the piston 8 is facilitated by arranging the push rod 72, and then make things convenient for the control of nursing staff to the state of piston 8 through handle 71, the back fixed connection of push rod 72 is in the front of a plurality of first lug 9, push rod 72 fixed connection is on the upper surface of piston 8, push-and-pull device 7's bottom fixed connection has piston 8.

The piston 8 is arranged in the cylinder body 1, the back of the push-pull device 7 is fixedly connected with a plurality of first lugs 9, one first lug 9 is lapped on the front of a second lug 10, the first lug 9 and the second lug 10 are arranged, the shapes of the first lug 9 and the second lug 10 are both triangular, so that the first lug 9 can move upwards to push the second lug 10 to be separated from the second lug 10 by utilizing the inclined surface of the first lug 9, the push rod 72 can move upwards to further facilitate the blood drawing work of medical personnel, the back of the second lug 10 is fixedly connected with the front of the pull plate 11 by a sliding rod 15, the front of the pull plate 11 is fixedly connected with the back of the sliding sleeve 13 by a spring 12, the spring 12 can push the second lug 10 to be contacted with the first lug 9 by utilizing the pulling force of the spring 12 to limit the first lug 9, and the push rod 72 can be limited, and this process need not do unnecessary action when the nursing staff draws blood, has made things convenient for medical staff's use work more, has further improved the practicality of this device, and sliding sleeve 13 and spring 12 all cup joint outside slide bar 15, and sliding sleeve 13 fixed connection is at the upper surface of barrel 1.

The utility model discloses a theory of operation does:

s1, when the amount of the blood to be drawn needs to be controlled, the nursing staff moves the movable sleeve 5 upwards to enable the movable sleeve 5 to slide upwards to a proper position on the fixed frame 2;

s2, rotating the rotating handle 43 to enable the rotating handle 43 to drive the threaded rod 42 to rotate, enabling the threaded rod 42 to be screwed into the groove 3 and enabling the position of the movable sleeve 5 to be fixed;

s3, the caregiver can pull the piston 8 upward to draw blood through the handle 71, and at the same time, the first protrusions 9 move upward and continuously press the second protrusions 10, when the handle 71 moves to the maximum of the rope 6, the spring 12 drives the second protrusions 10 to contact the first protrusions 9 through the sliding rod 15 by means of the pulling force of the spring 12, so that the push rod 72 is limited.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood by those of ordinary skill in the art through specific situations.

Although the preferred embodiments of the present patent have been described in detail, the present patent is not limited to the above embodiments, and various changes can be made without departing from the spirit of the present patent within the knowledge of those skilled in the art.

Claims

1. The utility model provides an accurate testing arrangement that draws blood, includes barrel (1), its characterized in that: a fixed frame (2) is fixedly connected to the left side face of the barrel body (1), a plurality of grooves (3) are formed in the left side face of the fixed frame (2), a fixing device (4) is arranged in one groove (3), the fixing device (4) is clamped on the left side face of a movable sleeve (5), the movable sleeve (5) is sleeved outside the fixed frame (2), the upper surface of the movable sleeve (5) is fixedly connected with the lower surface of a push-pull device (7) through a rope (6), and a piston (8) is fixedly connected to the bottom end of the push-pull device (7);

the piston (8) is arranged in the barrel body (1), the back face of the push-pull device (7) is fixedly connected with a plurality of first protruding blocks (9), one of the first protruding blocks (9) is overlapped on the front face of a second protruding block (10), the back face of the second protruding block (10) is fixedly connected with the front face of a pulling plate (11) through a sliding rod (15), the front face of the pulling plate (11) is fixedly connected with the back face of a sliding sleeve (13) through a spring (12), the sliding sleeve (13) and the spring (12) are both sleeved outside the sliding rod (15), and the sliding sleeve (13) is fixedly connected with the upper surface of the barrel body (1).

2. An accurate blood drawing test device according to claim 1, wherein: fixing device (4) include threaded rod (42), the right-hand member of threaded rod (42) is located one of them recess (3), the left end fixedly connected with of threaded rod (42) changes handle (43), threaded rod (42) threaded connection is in screw cap (41), screw cap (41) joint is at the left surface of movable sleeve (5).

3. An accurate blood drawing test device according to claim 1, wherein: the push-pull device (7) comprises a handle (71), the lower surface of the handle (71) is fixedly connected to the top ends of a push rod (72) and a rope (6) respectively, the back surface of the push rod (72) is fixedly connected to the front surfaces of a plurality of first protruding blocks (9), and the push rod (72) is fixedly connected to the upper surface of a piston (8).

4. An accurate blood drawing test device according to claim 1, wherein: the shape of the first bump (9) is set to be triangular, and the shape of the second bump (10) is matched with the shape of the first bump (9).

5. A precision blood draw test device according to claim 3, wherein: the back of barrel (1) fixedly connected with borrow power board (14), the surface of handle (71) and borrow power board (14) all is provided with anti-skidding line.