CN216257117U

CN216257117U - Blood sampling and pulse pressing device

Info

Publication number: CN216257117U
Application number: CN202122555181.2U
Authority: CN
Inventors: 张霞
Original assignee: Qingdao Blood Center
Current assignee: Qingdao Blood Center
Priority date: 2021-10-23
Filing date: 2021-10-23
Publication date: 2022-04-12
Anticipated expiration: 2031-10-23

Abstract

The utility model relates to the technical field of medical instruments, in particular to a blood sampling and pulse pressing device which comprises a placing bottom plate, wherein a wrist pressing mechanism is arranged at the top of the placing bottom plate, a rotating assembly is arranged at the bottom of the outer wall on one side of the placing bottom plate, a moving block is arranged on the rotating assembly, a fixed cylinder is inserted into the outer wall of the bottom of the moving block, an insertion hole is formed in one end of the moving block, a toothed belt is fixed at the other end of the moving block, one end of the toothed belt, far away from the moving block, is inserted into the inner wall of the insertion hole, square holes are formed in the bottom of the moving block and the bottom of the fixed cylinder, and a positioning assembly is arranged inside the fixed cylinder. After the blood drawing is finished, the pulse pressing treatment can be conveniently and rapidly carried out.

Description

Blood sampling and pulse pressing device

Technical Field

The utility model relates to the technical field of medical instruments, in particular to a blood sampling and pulse pressing device.

Background

The venous blood sampling refers to that a certain amount of venous blood of a patient is extracted through a needle tube, mostly superficial veins positioned on the body surface are adopted, elbow veins are generally adopted, before blood sampling, an examinee is required to sit in front of a test table, a forearm is placed on the test table, the palm is upward, a loop of a slipknot is formed around the arm at the position of about 6cm above a blood sampling part, and the tail end of a pulse pressing belt is upward.

In the prior art, the following problems exist: nurses often use a mode of manually fastening the tourniquet belt to perform tourniquet, so that the labor intensity of the nurses is increased; and when the patient is taking blood, the arm of the patient can unconsciously shake due to psychological factors such as fear, so that the blood taking of medical personnel is inconvenient, and the working efficiency of the medical personnel is reduced.

SUMMERY OF THE UTILITY MODEL

The present invention is directed to a blood sampling and pulse pressing device to solve the above problems.

The technical scheme of the utility model is as follows: the utility model provides a vein device is pressed in blood sampling, is including placing the bottom plate, the top of placing the bottom plate is provided with presses wrist mechanism, the one side outer wall bottom of placing the bottom plate is provided with runner assembly, the last movable block that is provided with of runner assembly, the bottom outer wall of movable block is pegged graft and is had fixed cylinder, the patchhole has been seted up to the one end of movable block, the other end of movable block is fixed with the cingulum, the one end that the movable block was kept away from to the cingulum inserts on the inner wall of patchhole, the square hole has all been seted up to the bottom of movable block and the bottom of fixed cylinder, the inside of fixed cylinder is provided with locating component.

Preferably, the top of the placing bottom plate is fixed with a bottom wrist guard, the wrist pressing mechanism comprises two first supporting plates, two second supporting plates, two third supporting plates, two fourth supporting plates, two pressing plates, two first connecting rods and a second connecting rod, the two first supporting plates are respectively fixed at two ends of the top of the placing bottom plate far away from the bottom wrist guard, the two fourth supporting plates are respectively fixed at two ends of one side of the top of the placing bottom plate, one end of each first connecting rod is rotatably mounted on the first supporting plate, the other end of each first connecting rod is rotatably matched with the corresponding third supporting plate, one end of each second connecting rod is rotatably mounted on the corresponding fourth supporting plate, the other end of each second connecting rod is rotatably matched with the corresponding second supporting plate, the specifications of the first connecting rod and the second connecting rod are the same, and the tops of the second supporting plates and the pressing plates which are located at the same end are fixed with the pressing plates, first backup pad, second backup pad, third backup pad, fourth backup pad, clamp plate, first connecting rod and second connecting rod form parallelogram mechanism, press wrist mechanism to fix the processing to the forearm, and the medical personnel of being convenient for fixes patient's arm when taking a blood sample, prevent that patient's arm from rocking, cause the influence for the blood sampling process, are favorable to medical personnel to find out the position of pricking the needle fast.

Preferably, two the one end that the clamp plate top is close to each other is fixed with the flexible glue wrist band, and the flexible glue wrist band is the flexible glue material, improves the comfort level.

Preferably, the rotating assembly comprises two fixed plates and a moving plate, the two fixed plates are fixed on the bottom of the outer wall of one side of the placing bottom plate, two ends of one side of the moving plate are in rotating fit with the two fixed plates, and the rotating assembly enables the arm to be bent conveniently.

Preferably, the two ends of the moving plate are both provided with sliding grooves, the moving block is of a concave structure, the inner walls of the two ends of the moving block are fixedly provided with guide blocks, the guide blocks are slidably mounted on the inner walls of the sliding grooves, and the guide blocks and the sliding grooves are arranged to enable the moving block to linearly move along the moving plate.

Preferably, the locating component comprises square rods slidably mounted on the inner walls of the two square holes, a fixed ring plate fixed on the outer peripheral wall of each square rod and a return spring sleeved on the outer peripheral wall of each square rod, the two ends of each return spring are in contact with the inner walls of the sides, far away from the moving block, of the fixed ring plate and the fixed cylinder, an inclined block matched with the tooth grooves of the toothed belt is fixed on the outer wall of one side, close to the moving block, of each square rod, the tooth grooves of the toothed belt are right-angled triangles, and the locating component enables the toothed belt to be fixed through a clamping mode.

The utility model provides a blood sampling and pulse pressing device through improvement, compared with the prior art, the blood sampling and pulse pressing device has the following improvements and advantages:

one is as follows: according to the tourniquet, the moving block is moved to the designated position of the large arm, then one end of the toothed belt is inserted into the insertion hole to form the circular ring, and a nurse continuously pulls the toothed belt to continuously tighten the circular ring for tourniquet treatment, so that the tourniquet treatment is conveniently and quickly carried out;

the second step is as follows: the wrist pressing mechanism can fix the small arm, so that medical staff can fix the arm of a patient when taking blood, the arm of the patient is prevented from shaking, the blood taking process is prevented from being affected, and the medical staff can find out the position of the needle quickly.

Drawings

The utility model is further explained below with reference to the figures and examples:

FIG. 1 is a perspective view of the present invention from a first perspective;

FIG. 2 is a perspective view of the present invention from a second perspective;

FIG. 3 is a schematic elevation view of the present invention;

FIG. 4 is a schematic view of the cut-away configuration A-A of FIG. 3;

fig. 5 is an enlarged schematic view of a portion a of fig. 4.

Description of reference numerals:

1. placing a bottom plate; 2. a first support plate; 3. a first link; 4. pressing a plate; 5. moving the plate; 6. a toothed belt; 7. a moving block; 8. a soft rubber wrist guard; 9. a bottom wrist guard; 10. a second support plate; 11. a third support plate; 12. a fourth support plate; 13. a fixed cylinder; 14. a square bar; 15. a second link; 16. a fixing plate; 17. a stationary ring plate; 18. and (5) an oblique block.

Detailed Description

The present invention is described in detail below, and technical solutions in the embodiments of the present invention are clearly and completely described, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

The utility model provides a blood sampling and pulse pressing device through improvement, and the technical scheme of the utility model is as follows:

as shown in fig. 1-5, a blood sampling tourniquet device comprises a placing bottom plate 1, a wrist pressing mechanism is arranged at the top of the placing bottom plate 1, a rotating assembly is arranged at the bottom of the outer wall of one side of the placing bottom plate 1, a moving block 7 is arranged on the rotating assembly, a fixed cylinder 13 is inserted into the outer wall of the bottom of the moving block 7, an insertion hole is formed in one end of the moving block 7, a toothed belt 6 is fixed to the other end of the moving block 7, one end, away from the moving block 7, of the toothed belt 6 is inserted into the inner wall of the insertion hole, square holes are formed in the bottom of the moving block 7 and the bottom of the fixed cylinder 13, and a positioning assembly is arranged inside the fixed cylinder 13.

Further, a bottom wrist guard 9 is fixed on the top of the placing bottom plate 1, the wrist pressing mechanism comprises two first supporting plates 2, two second supporting plates 10, two third supporting plates 11, two fourth supporting plates 12, two pressing plates 4, two first connecting rods 3 and two second connecting rods 15, the two first supporting plates 2 are respectively fixed on two end positions of one side of the top of the placing bottom plate 1, which is far away from the bottom wrist guard 9, the two fourth supporting plates 12 are respectively fixed on two end positions of one side of the top of the placing bottom plate 1, one end of each first connecting rod 3 is rotatably installed on the first supporting plate 2, the other end of each first connecting rod 3 is rotatably matched with the corresponding third supporting plate 11, one end of each second connecting rod 15 is rotatably installed on the corresponding fourth supporting plate 12, the other end of each second connecting rod 15 is rotatably matched with the corresponding second supporting plate 10, the first connecting rod 3 and the second connecting rod 15 are of the same specification, the tops of the second supporting plates 10 and the corresponding third supporting plates 11 on the same end are fixed with the pressing plates 4, first backup pad 2, second backup pad 10, third backup pad 11, fourth backup pad 12, clamp plate 4, first connecting rod 3 and second connecting rod 15 form parallelogram mechanism, press wrist mechanism to fix the processing to the forearm, and the medical personnel of being convenient for fixes patient's arm when taking a blood sample, prevents that patient's arm from rocking, causes the influence for the blood sampling process, is favorable to medical personnel to find out the position of pricking the needle fast.

Furthermore, the one end that two clamp plates 4 tops are close to each other is fixed with flexible glue wrist band 8, and flexible glue wrist band 8 is the flexible glue material, improves the comfort level.

Further, the rotating assembly comprises two fixing plates 16 and a moving plate 5, the two fixing plates 16 are fixed on the bottom of the outer wall of one side of the placing bottom plate 1, two ends of one side of the moving plate 5 are in rotating fit with the two fixing plates 16, and the rotating assembly enables the arm to be bent conveniently.

Furthermore, the sliding grooves are formed in the two ends of the moving plate 5, the moving block 7 is of a concave structure, guide blocks are fixed to the inner walls of the two ends of the moving block 7 and are slidably mounted on the inner walls of the sliding grooves, and the guide blocks and the sliding grooves are arranged to enable the moving block 7 to move linearly along the moving plate 5.

Further, locating component includes square bar 14 of slidable mounting on two square hole inner walls, fix the fixed ring board 17 on the square bar 14 periphery wall and cup joint the reset spring on square bar 14 periphery wall, reset spring's both ends and fixed ring board 17 and fixed section of thick bamboo 13 keep away from movable block 7 one side inner wall and contact, square bar 14 is close to one side outer wall of movable block 7 and is fixed with the sloping block 18 with 6 tooth's socket looks adaptations of cingulum, the tooth's socket of cingulum 6 is right triangle, locating component passes through the joint form, make cingulum 6 fix.

The working principle is as follows: the whole forearm is placed on the bottom wrist guard 9 with the palm of the patient facing upwards, and then the soft rubber wrist guard 8 on the pressing plate 4 is moved to the position above the forearm for fixing, so that medical personnel can fix the arm of the patient during blood sampling, the arm of the patient is prevented from shaking, the blood sampling process is prevented from being affected, and the medical personnel can quickly find out the position of the puncture needle; then the movable block 7 moves to the designated position of the large arm, one end of the toothed belt 6 is inserted into the insertion hole to form a circular ring, a nurse continuously pulls the toothed belt 6 to enable the circular ring to be continuously tightened up for pulse compression treatment, after blood drawing is completed, the square rod 14 in the fixed cylinder 13 is pulled outwards, the inclined block 18 is separated from the tooth socket of the toothed belt 6, and the nurse expands the circular ring to facilitate the arm drawing of a patient.

The previous description is provided to enable any person skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the utility model. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.

Claims

1. A blood sampling vein pressing device is characterized in that: the wrist pressing mechanism is arranged at the top of the placing bottom plate (1), a rotating assembly is arranged at the bottom of the outer wall of one side of the placing bottom plate (1), a moving block (7) is arranged on the rotating assembly, a fixed barrel (13) is connected with the outer wall of the bottom of the moving block (7) in an inserting mode, an inserting hole is formed in one end of the moving block (7), a toothed belt (6) is fixed to the other end of the moving block (7), one end, far away from the moving block (7), of the toothed belt (6) is inserted into the inner wall of the inserting hole, square holes are formed in the bottom of the moving block (7) and the bottom of the fixed barrel (13), and a positioning assembly is arranged inside the fixed barrel (13).

2. The blood sampling and pulse compressing device according to claim 1, wherein: the top of the placing bottom plate (1) is fixed with a bottom wrist guard (9), the wrist pressing mechanism comprises two first supporting plates (2), two second supporting plates (10), two third supporting plates (11), two fourth supporting plates (12), two pressing plates (4), two first connecting rods (3) and a second connecting rod (15), the two first supporting plates (2) are respectively fixed at two end positions of one side of the top of the placing bottom plate (1) far away from the bottom wrist guard (9), the two fourth supporting plates (12) are respectively fixed at two end positions of one side of the top of the placing bottom plate (1), one end of each first connecting rod (3) is rotatably installed on the corresponding first supporting plate (2), the other end of each first connecting rod (3) is rotatably matched with the corresponding third supporting plate (11), one end of each second connecting rod (15) is rotatably installed on the corresponding fourth supporting plate (12), the other end of the second connecting rod (15) is in running fit with the second supporting plate (10), the first connecting rod (3) and the second connecting rod (15) are identical in specification, and the tops of the second supporting plate (10) and the third supporting plate (11) which are located at the same end are fixed with the pressing plate (4).

3. The blood sampling and pulse compressing device according to claim 2, wherein: one end of the top parts of the two pressing plates (4) close to each other is fixed with a soft rubber wrist guard (8).

4. The blood sampling and pulse compressing device according to claim 1, wherein: the rotating assembly comprises two fixing plates (16) and a moving plate (5), the two fixing plates (16) are fixed to the bottom of the outer wall of one side of the placing bottom plate (1), and two ends of one side of the moving plate (5) are in rotating fit with the two fixing plates (16).

5. The blood sampling and pulse compressing device according to claim 4, wherein: the two ends of the moving plate (5) are provided with sliding grooves, the moving block (7) is of a concave structure, guide blocks are fixed on the inner walls of the two ends of the moving block (7), and the guide blocks are slidably mounted on the inner walls of the sliding grooves.

6. The blood sampling and pulse compressing device according to claim 1, wherein: the positioning assembly comprises square rods (14) slidably mounted on the inner walls of the two square holes, a fixed ring plate (17) fixed on the outer peripheral wall of each square rod (14) and a return spring sleeved on the outer peripheral wall of each square rod (14), the two ends of each return spring are in contact with the inner wall of one side, away from the moving block (7), of each fixed ring plate (17) and the fixed cylinder (13), an inclined block (18) matched with the tooth grooves of the toothed belt (6) is fixed on the outer wall of one side, close to the moving block (7), of each square rod (14), and the tooth grooves of the toothed belt (6) are right-angled triangles.