CN213252850U

CN213252850U - Internal arteriovenous fistula function training instrument

Info

Publication number: CN213252850U
Application number: CN202020903499.8U
Authority: CN
Inventors: 孙新; 张宇菡; 王蕾
Original assignee: Union Hospital Tongji Medical College Huazhong University of Science and Technology
Current assignee: Union Hospital Tongji Medical College Huazhong University of Science and Technology
Priority date: 2020-05-26
Filing date: 2020-05-26
Publication date: 2021-05-25
Anticipated expiration: 2030-05-26

Abstract

The utility model discloses only there is the spring-grip portion to current internal arteriovenous fistula function training, only can accomplish the problem that upper limbs blood circulation acted on in the function, provides a internal arteriovenous fistula function training appearance, including grip ball part and booster part, grip ball part includes the grip ball body, the booster part is including sleeve area, gas tube and shell, gas tube connection sleeve area and shell, the grip ball passes through the connecting band and links together with sleeve area detachably, and the grip ball both can the exclusive use like this, also can use simultaneously with the booster part, realizes can promoting upper limbs blood circulation and can increase the technical purpose of blood pressure load in the blood vessel again.

Description

Internal arteriovenous fistula function training instrument

Technical Field

The utility model relates to a recovered medical instrument technical field, concretely relates to internal arteriovenous fistula function training appearance.

Background

An arteriovenous internal fistula is a small operation for anastomosis of blood vessels in arteriovenous internal surgery, is mainly used for hemodialysis treatment, and generally comprises the steps of suturing an artery at the position of a forearm close to a wrist and an adjacent vein to enable arterial blood to flow in the anastomosed vein to form the arteriovenous internal fistula. After finishing arteriovenous internal fistula, a patient needs to cooperate with functional exercises such as fist making and wrist and elbow joint movement to promote blood circulation and expand internal fistula veins in order to promote internal fistula maturation. However, the existing equipment for internal fistula functional exercise only comprises a grip ball or a spring-grip dumb-bells, the function of the equipment can only achieve the function of promoting the blood circulation of the upper limb, and the function of increasing the blood flow in the upper limb blood vessel to promote the thickening of the blood vessel wall is not obvious, so that the design of the arteriovenous internal fistula functional training instrument which can promote the blood circulation of the upper limb and increase the blood pressure load in the blood vessel is very important.

SUMMERY OF THE UTILITY MODEL

To the not enough of above-mentioned current internal fistula function exercise equipment existence, the utility model provides a arteriovenous internal fistula function training appearance, including spring-grip and booster two parts, realize promoting upper limbs blood circulation and can increase the technical purpose of blood pressure power load in the blood vessel again.

In order to achieve the technical purpose, the utility model adopts the technical proposal that:

a arteriovenous internal fistula function training instrument comprises a grip ball, wherein a connecting belt is arranged on the grip ball, a supercharger part is arranged at the other end of the connecting belt, the supercharger part comprises a cuff fixedly connected with the connecting belt, an inflation layer arranged in the cuff, an inflation tube connected with the air inlet end of the inflation layer and an inflation pump connected with the air inlet end of the inflation tube, and the inflation tube is connected between the inflation layer and the air nozzle of the inflation pump, so that the inflation layer, the inflation tube and the air nozzle of the inflation pump form an air flow channel together; the supercharger part also comprises a central processing unit and an air pressure sensor, wherein the output end of the air pressure sensor is electrically connected with the air pressure input end of the central processing unit, and the inflation control end of the central processing unit is electrically connected with the inflation control end of the inflator pump.

As a preferable mode of the above technical solution, the whole cuff is a long strip-shaped structure, and the two ends of the cuff are respectively provided with the bonding structures, the cuff is bonded by the bonding structures at the two ends to form an annular structure with adjustable radius, and the bonding structure of the cuff is a magic tape; the air pressure sensor is arranged in the inflation layer, a connecting wire of the air pressure sensor and the central processing unit is arranged along an air flow channel of the inflation layer and the inflation tube and respectively adhered to the inner walls of the inflation layer and the inflation tube, the inflation tube is provided with an automatic deflation valve, and the control end of the automatic deflation valve is electrically connected with the deflation control end of the central processing unit.

The supercharger part further comprises a timing module and a wireless communication module, wherein the wireless communication module is used for acquiring working data of the arteriovenous internal fistula function training instrument and sending the working data to an external mobile terminal at regular time; the training instrument further comprises a shell, the inflator pump, the central processing unit, the timing module and the wireless communication module are all arranged inside the shell, and an inflation key, an deflation key, a pause key and a cancel key are further arranged on the shell.

The utility model has the advantages that:

the utility model provides a sound internal arteriovenous fistula function training appearance can accomplish the effect that promotes upper limbs blood circulation through the grip ball, can increase the blood flow of upper limbs blood vessel inside through the booster part to promote the vascular wall bodiness, and can use simultaneously, realized can promote upper limbs blood circulation and can increase the effect of blood pressure load in the blood vessel; meanwhile, the training instrument ties the cuff at the position of the arm of the patient close to the armpit, and can complete pressurization and decompression actions through simple button operation, so that the training instrument has the advantages of simple operation and capability of completing exercise without the help of other people; furthermore, the utility model discloses a training appearance can also send patient's the exercise condition for doctor terminal equipment through wireless communication module to make things convenient for the doctor to carry out the condition to patient's function training and master and supervise.

Drawings

Fig. 1 is the overall structure schematic diagram of the internal fistula function training instrument of the utility model.

Fig. 2 is a schematic view of the grip ball structure of the internal fistula function training instrument of the utility model.

Fig. 3 is the supercharger structure schematic diagram of the internal fistula function training instrument of the utility model.

Fig. 4 is a schematic structural diagram of a cuff in a pressurizer of the present invention.

Fig. 5 is a cross-sectional view of a housing in the supercharger of the present invention.

Shown in the figure:

1-grip ball, 1.1-antiskid bulge, 2-connecting belt, 3-cuff, 4-inflatable layer, 5-inflatable tube, 6-inflator pump, 7-central processor, 8-air pressure sensor, 9-connecting wire, 10-automatic air release valve, 11-shell, 12-inflatable key, 13-air release key, 14-pause key, 15-cancel key, 16-timing module and 17-wireless communication module.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention will be further described in detail with reference to the accompanying drawings and specific embodiments. It is to be understood that the specific embodiments described herein are for purposes of illustration only and are not to be construed as limitations of the invention.

The embodiment provides an internal arteriovenous fistula function training appearance, and its structure is shown in figure 1, and including grip ball part and booster part, grip ball part includes grip ball 1, the booster part includes sleeve area 3, gas tube 5 and shell 11, sleeve area 3 and shell 11 are connected to gas tube 5, grip ball 1 links together through connecting band 2 and sleeve area 3 detachably, and the patient can carry out the grip training when using the booster.

As a preferred mode of the above embodiment, as shown in fig. 2, the shape of the grip ball 1 of the present embodiment is an ellipsoid or a sphere, which is beneficial for a user to grip the grip ball 1 with his hand, and is in accordance with human mechanics, giving a comfortable feeling to the user, and meanwhile, the grip ball 1 is made of an elastic material, such as rubber, and the grip ball 1 can be used with a pressure booster or used for training alone.

Further, be equipped with a plurality of non-slip raised 1.1 on the surface of grip ball 1, a plurality of non-slip raised 1.1 evenly distributed are on the surface of grip ball 1, non-slip raised 1.1's shape is flat ellipsoid shape, can play the antiskid effect on the one hand, prevents grip ball 1 landing, and on the other hand can also play the effect of massage, feels comfortable for the patient when using the training.

As another preferred mode of the above embodiment, as shown in fig. 3-5, the supercharger portion of this embodiment includes a cuff 3, an inflation layer 4 disposed in the cuff 3, an air pressure sensor 8, an inflation tube 5 connected to an air inlet end of the inflation layer 4, and an inflator 6 connected to an air inlet end of the inflation tube 5, wherein the inflation tube 5 is connected between the inflation layer 4 and an air nozzle of the inflator 6, so that the inflation layer 4, the inflation tube 5, and the air nozzle of the inflator 6 together form an air flow channel, an output end of the air pressure sensor 8 is electrically connected to an air pressure input end of a central processor 7 through a connection wire 9, and an inflation control end of the central processor 7 is electrically connected to an inflation control end of the inflator 6.

Specifically, as shown in fig. 4, the whole cuff 3 is a long strip-shaped structure, the two ends of the cuff 3 are respectively provided with a bonding structure, the cuff 3 is bonded by the bonding structures at the two ends to form an annular structure with an adjustable radius, the bonding structure of the cuff 3 in this embodiment is a magic tape, the cuff 3 is sleeved on the position of the arm of the patient close to the armpit, and the magic tape is used for tightly bonding after the tightness is adjusted. Further, the cuff 3 is made of a material without elasticity, so that when the cuff is tied to an arm, the elastic material is prevented from deforming due to extrusion, and the pressure loaded on the arm is different from the pressure detected by the air pressure sensor 8.

Specifically, as shown in fig. 5, the booster part still include a shell 11, the control system of this embodiment has been covered in shell 11, specifically includes pump 6, central processing unit 7, timing module 16 and wireless communication module 17, be equipped with the perforation on shell 11, pump 6's air cock is close to the perforation setting, gas tube 5 connects pump 6's one end is passed the perforation is connected on pump 6's the air cock, pump 6 is mini pump, shell 11's size and the size of ordinary medical kit are about the same, have small, portable's advantage. Preferably, the inflation pipe 5 is further provided with an automatic deflation valve 10, a control end of the automatic deflation valve 10 is electrically connected with a deflation control end of the central processing unit 7, the automatic deflation valve 10 realizes automatic deflation, and when deflation is needed, the central processing unit 7 controls the automatic deflation valve 10 to open for deflation. Normally, the automatic purge valve 10 is closed. Preferably, the housing 11 is further provided with an inflation key 12, an deflation key 13, a pause key 14 and a cancel key 15, the inflation key 12, the deflation key 13, the pause key 14 and the cancel key 15 are respectively connected to the control end of the central processing unit 7, so that the patient can control the exercise intensity according to the self condition through the manual operation of the inflation key 12, the deflation key 13, the pause key 14 and the cancel key 15.

The electric control principle of the embodiment is as follows: the output end of the air pressure sensor 8 is electrically connected with the air pressure input end of the central processing unit 7 through a connecting wire 9, the inflation control end of the central processing unit 7 is electrically connected with the inflation control end of the inflator pump 6, the timing module 16 and the automatic deflation valve 10 are electrically connected with the control end of the central processing unit 7, so that when a patient presses the inflation key 12, the central processing unit 7 controls the inflator pump 6 to gradually pressurize, when the patient presses the deflation key 13, the central processing unit 7 controls the inflator pump 6 to stop working, and simultaneously controls the automatic deflation valve 10 to deflate; and an air pressure threshold value is set in the central processing unit 7, when the air pressure sensor 8 detects that the pressure in the inflatable layer 4 reaches the set air pressure threshold value, the inflator 6 stops pressurizing, and the pressure in the inflatable layer 4 is in a state of keeping, or when the inflator 6 gradually pressurizes, the patient manually presses the pause key 14, the pressurization of the inflator 6 can also be paused, and the pressure value at the moment is kept, meanwhile, the timing module 16 starts timing, when the timing reaches 10 seconds, the timing module 10 sends a signal to the central processing unit 7, the central processing unit 7 controls the automatic deflation valve 10 to deflate, or the patient manually presses the cancel key 15 at any time, and the central processing unit 7 controls the automatic deflation valve 10 to deflate.

In the above embodiment, in order to improve the accuracy of the pressure applied to the arm, the air pressure sensor 8 is disposed in the inflatable layer 4 of the cuff 3, and the connection line 9 between the air pressure sensor 8 and the central processing unit 7 is disposed along the air flow channel between the inflatable layer 4 and the inflatable tube 5 and is respectively adhered to the inner wall of the inflatable layer 4 and the inner wall of the inflatable tube 5; the inflatable tube 5 is close to one end of the inflator pump 6 and is provided with a through hole, one end of the connecting wire 9 connected with the central processing unit 7 penetrates through the through hole and is connected to the processor, and the through hole of the inflatable tube 5 is hermetically connected with the outer surface of the connecting wire 9. The air pressure sensor 8 and the wiring of the central processing unit 7 are adhered to the inner walls of the inflation layer 4 and the inflation tube 5, so that the wiring can be better fixed. The wire penetrates through the inflation tube 5 at a position close to the inflation pump 6 and is connected to the central processing unit 7, so that the electrical connection between the air pressure sensor 8 and the central processing unit 7 is ensured, and the through hole of the inflation tube 5 is connected with the outer surface of the connecting wire 9 in a sealing manner to play a role in preventing air leakage.

In the above embodiment, in order to better promote functional exercise of a patient after internal fistula operation and better promote blood circulation, the internal fistula is mature, the width range of the cuff 3 is 4-6cm, the inflation pressure of the inflation layer 4 in the cuff 3 is 100-140 mm hg, if the pressure of the cuff 3 is too low, the blood flow in the arteriovenous is insufficient, and thickening, toughening and thickening of the wall of the arteriovenous blood vessel and the lumen cannot be realized more quickly; if the pressure in the cuff 3 is too strong, the internal fistula may also become occluded.

The wireless communication module 17 in the above embodiment is used for obtaining the working data of the internal arteriovenous fistula function training instrument and sending the working data to the external mobile terminal at regular time, the working data comprises the using time length of the training instrument, the inflation pressure and the like, the training instrument can send the exercise condition of the patient to the doctor client, and the doctor can supervise the function exercise of the patient conveniently.

The arteriovenous internal fistula function training appearance that this embodiment provided can tie up 3 in the position that patient's arm is close to the armpit with sleeve area when using, and the elasticity degree that 3 can tie up according to the thickness regulation of patient's arm in sleeve area, and the training appearance is at the time of starting working, presses down and aerifys button 12, and then central processing unit 7 control pump 6 begins to work and aerifys to the gas layer 4 in sleeve area 3, and sleeve area 3 after aerifing oppresses the blood vessel on the arm, promotes blood circulation, and internal fistula is ripe. The training instrument is simple to operate, and patients can finish exercise without help of the patients, so that the training instrument is particularly suitable for the old, the patients with poor willpower or poor activity, and the patients can finish functional exercise after arteriovenous internal fistula.

It is to be understood that no matter how much of this specification appears, such as in the prior art or common general knowledge. The present embodiment is only used for illustrating the present invention, and is not used to limit the scope of the present invention, and modifications such as equivalent replacement made by those skilled in the art to the present invention are all considered to fall within the protection scope of the claims of the present invention.

Claims

1. The utility model provides an internal arteriovenous fistula function training appearance, includes grip ball (1), its characterized in that: the grip ball (1) is provided with a connecting belt (2), the other end of the connecting belt (2) is provided with a supercharger, the supercharger comprises a cuff (3) fixedly connected with the connecting belt (2), an inflation layer (4) arranged in the cuff (3), an inflation tube (5) connected with the air inlet end of the inflation layer (4) and an inflation pump (6) connected with the air inlet end of the inflation tube (5), and the inflation tube (5) is connected between the inflation layer (4) and the air nozzle of the inflation pump (6), so that the air nozzles of the inflation layer (4), the inflation tube (5) and the inflation pump (6) form an air flow channel together; the supercharger part further comprises a central processing unit (7) and an air pressure sensor (8), the output end of the air pressure sensor (8) is electrically connected with the air pressure input end of the central processing unit (7), and the inflation control end of the central processing unit (7) is electrically connected with the inflation control end of the inflator pump (6).

2. The arteriovenous internal fistula function training instrument of claim 1, which is characterized in that: the whole cuff (3) is of a long strip-shaped structure, the two ends of the cuff are respectively provided with a bonding structure, and the cuff (3) is bonded by the bonding structures at the two ends to form an annular structure with adjustable radius.

3. The arteriovenous internal fistula function training instrument of claim 2, which is characterized in that: the adhesive structure of the cuff (3) is a magic tape.

4. The arteriovenous internal fistula function training instrument of claim 1, which is characterized in that: baroceptor (8) set up in aerifing layer (4), baroceptor (8) with connecting wire (9) of central processing unit (7) are along aerify the air current passageway setting of layer (4) and gas tube (5), and glue respectively and glue on the inner wall of aerifing layer (4) and gas tube (5).

5. The arteriovenous internal fistula function training instrument of claim 1, which is characterized in that: an automatic deflation valve (10) is arranged on the inflation tube (5), and the control end of the automatic deflation valve (10) is electrically connected with the deflation control end of the central processing unit (7).

6. The arteriovenous internal fistula function training instrument of claim 1, which is characterized in that: the supercharger part also comprises a timing module (16) and a wireless communication module (17), wherein the wireless communication module (17) is used for acquiring the working data of the arteriovenous internal fistula function training instrument and sending the working data to an external mobile terminal at regular time.

7. The arteriovenous internal fistula function training instrument according to any one of claims 1 to 6, which is characterized in that: still include a shell (11), pump (6), central processing unit (7), timing module and wireless communication module all set up the inside of shell (11).

8. The arteriovenous internal fistula function training instrument of claim 7, which is characterized in that: the shell (11) is also provided with an inflation key (12), an deflation key (13), a pause key (14) and a cancel key (15).