CN219071799U

CN219071799U - Platelet-rich plasma treatment spray gun

Info

Publication number: CN219071799U
Application number: CN202223039718.0U
Authority: CN
Inventors: 屈柯暄; 吕孟兴; 陈蕊; 刘建香; 高立兰; 金晓红
Original assignee: Kunming Childrens Hospital
Current assignee: Kunming Childrens Hospital
Priority date: 2022-11-16
Filing date: 2022-11-16
Publication date: 2023-05-26
Anticipated expiration: 2032-11-16

Abstract

The utility model relates to a platelet-rich plasma treatment spray gun, which comprises a power supply module, two driving devices, a U-shaped catheter, an upper supporting plate, a lower supporting plate and a vertical plate connected with the upper supporting plate and the lower supporting plate; the upper supporting plate is provided with a platelet-rich plasma injector, and one driving device drives a push rod of the platelet-rich plasma injector to move; the lower supporting plate is provided with an activating agent injector, and the other driving device drives a push rod of the activating agent injector to move; two ends of the U-shaped catheter are respectively connected with liquid discharge ports of the platelet-rich plasma injector and the activator injector, and a spray head is arranged on the U-shaped catheter; the power module provides power for the driving device. The utility model has simple and controllable operation, can save treatment time and does not depend on experience and state of operators; the mixing proportion of platelet-rich plasma and the activator can be controlled more accurately, and the treatment effect is obviously improved; improving the treatment comfort of patients.

Description

Platelet-rich plasma treatment spray gun

Technical Field

The utility model belongs to the field of medical equipment, and particularly relates to a platelet-rich plasma treatment spray gun.

Background

Platelet-rich plasma (Platelet Rich Plasma, PRP) is obtained by extracting certain venous blood, and is subjected to in vitro centrifugation, separation and acquisition, wherein the main components of the platelet-rich plasma are platelets, white blood cells and fibronectin, a large amount of growth factors and cytokines can be released after the platelets are activated, the white blood cells have an anti-infection function, and the fibronectin can provide a cell scaffold. In clinical treatment of platelet rich plasma, a gel is required to be used in which platelet rich plasma and an activator are mixed and activated simultaneously.

The current treatment mode of platelet-rich plasma is as follows: one three-way connector is connected with two syringes, and the two syringes respectively store platelet-rich plasma and an activator. When in use, the utility model is characterized in that: the doctor pushes the piston push rod of the injector with both hands simultaneously, the platelet-rich plasma and the activator are pushed out and mixed in the three-way joint at a certain speed simultaneously, and then the mixture is sprayed to the wound surface to be treated through the spray head. The following technical problems exist:

1. the operation of both hands of an operator is needed, each hand controls one injector, and the injector is pushed at the same time, so that the operation is complex, the operation is not easy to control, and the standardization is not realized;

2. the pushing force determines the speed and the quantity of the platelet-rich plasma and the activator which come out of the injector, completely depends on the experience and the state of an operator, has low accuracy and influences the treatment effect.

Disclosure of Invention

In order to overcome the problems in the background art, the utility model provides a platelet-rich plasma treatment spray gun.

In order to achieve the above purpose, the utility model is realized by the following technical scheme:

a platelet-rich plasma treatment spray gun comprises a power supply module, two driving devices, a U-shaped catheter, an upper supporting plate, a lower supporting plate and a vertical plate connected with the upper supporting plate and the lower supporting plate;

the upper supporting plate is provided with a platelet-rich plasma injector, and one driving device drives a push rod of the platelet-rich plasma injector to move;

the lower supporting plate is provided with an activating agent injector, and the other driving device drives a push rod of the activating agent injector to move;

two ends of the U-shaped catheter are respectively connected with liquid discharge ports of the platelet-rich plasma injector and the activator injector, and a spray head is arranged on the U-shaped catheter;

the power module provides power for the driving device.

Further, the platelet rich plasma treatment spray gun also comprises a controller, the controller controls the two driving devices, and the power supply module supplies electric energy for the controller.

Further, an upper adjusting button is arranged on the side face of the upper supporting plate, and the upper adjusting button is connected with a controller to control a driving device connected with a push rod of the platelet-rich plasma injector to work; the side of the lower supporting plate is provided with a lower adjusting button, and the lower adjusting button is connected with a controller to control a driving device connected with a push rod of the activating agent injector to work.

Further, the lower extreme of lower backup pad is equipped with the handle, is equipped with control button on the handle, control button connection director controls two drive arrangement work simultaneously.

Further, the driving device comprises a stepping motor, a driving gear, a driven gear and a screw rod; an output shaft of the stepping motor is connected with a driving gear, the driving gear is meshed with a driven gear, and a screw rod is fixedly connected with the driven gear; the push rod is hollow, one end of the push rod is connected with the piston, and the other end of the push rod is sleeved with the push head; one end of the screw rod, which is far away from the driven gear, penetrates through the pushing head to extend into the push rod and is in threaded connection with the pushing head; the upper support plate and the lower support plate are respectively provided with a guide plate, the guide plates are provided with horizontal guide grooves, the pushing heads are provided with guide blocks, and one ends of the guide blocks, far away from the pushing heads, extend into the guide grooves.

Furthermore, the upper support plate and the lower support plate are respectively provided with a clamping connector for clamping the injector.

Further, an output shaft of the stepping motor is connected with a driving gear through a reduction gearbox.

The utility model has the beneficial effects that:

1. according to the utility model, the driving device is adopted to drive the push rod of the platelet-rich plasma injector and the activator injector to move, platelet-rich plasma and the activator are conveyed into the U-shaped catheter to be mixed and then sprayed out through the spray head, compared with the prior art, the operation of both hands is not needed, the time and the labor are saved, and the implementation of standardized operation is facilitated.

2. The utility model can control the pushing force and the movement of the pushing rod by controlling the movement of the driving device, thereby more precisely controlling the quantity of the platelet-rich plasma and the activating agent discharged from the injector.

Drawings

Fig. 1 is a schematic structural view of the present utility model.

Fig. 2 is a schematic view of the structure of the U-shaped catheter in the present utility model.

In the figure, 1, a power module; 2. a driving device; 3. a U-shaped conduit; 4. an upper support plate; 5. a lower support plate; 6. a riser; 7. a clamping joint; 8. an activator syringe; 9. a push rod; 10. a spray head; 11. an upper adjusting button; 12. a lower adjusting button; 13. a handle; 14. a control button; 15. a stepping motor; 16. a drive gear; 17. a driven gear; 18. a screw; 19. a pushing head; 20. a guide plate; 21. a guide groove; 22. a guide block; 23. a clamping joint; 24. a reduction gearbox.

Detailed Description

In order to make the objects, technical solutions and advantageous effects of the present utility model more apparent, preferred embodiments of the present utility model will be described in detail below to facilitate understanding by the skilled person.

In one embodiment, referring to fig. 1 and 2, a platelet-rich plasma treatment spray gun comprises a power module 1, two driving devices 2, a U-shaped catheter 3, an upper supporting plate 4, a lower supporting plate 5 and a vertical plate 6 connecting the upper supporting plate and the lower supporting plate; the upper supporting plate 4 is provided with a platelet-rich plasma injector, and one driving device 2 drives a push rod 9 of the platelet-rich plasma injector to move; the lower supporting plate 5 is provided with an activating agent injector 8, and the other driving device 2 drives a push rod 9 of the activating agent injector 8 to move; two ends of the U-shaped conduit 3 are respectively connected with liquid discharge ports of a platelet-rich plasma injector and an activator injector 8, and a spray head 10 is arranged on the U-shaped conduit 3; the power module 1 supplies power to the driving device 2. The driving device 2 drives the push rod 9 of the platelet-rich plasma injector 7 and the activator injector 8 to move, platelet-rich plasma and the activator are conveyed into the U-shaped catheter 3 to be mixed and then sprayed out through the spray head 10, compared with the prior art, the operation of one key can be realized without simultaneous operation of both hands of an operator, the operation is simple and easy to control, the treatment time is saved, and the operation standardization is facilitated.

The platelet rich plasma treatment spray gun also comprises a controller, wherein the controller controls the two driving devices 2, and the power module 1 provides electric energy for the controller. The motion state of the driving device 2 can be accurately controlled through the controller, so that the motion of the push rod 9 is controlled, platelet-rich plasma and the activating agent are discharged at a constant speed, the mixing proportion is more accurate, and the treatment effect is improved.

Wherein, the side surface of the upper supporting plate 4 is provided with an upper adjusting button 11, and the upper adjusting button 11 is connected with a controller to control the opening and closing and the speed of the driving device 2 connected with the push rod 9 of the platelet-rich plasma injector; the side of the lower supporting plate 5 is provided with a lower adjusting button 12, and the lower adjusting button 12 is connected with a controller to control the opening, closing and speed of the driving device 2 connected with the push rod 9 of the activating agent injector 8. After the platelet-rich plasma is sucked in the platelet-rich plasma injector, the driving device 2 is controlled to move through the upper adjusting button 11, so that the pushing head 19 is abutted against the end part of the push rod 9, and air in the platelet-rich plasma injector is discharged. Similarly, the push head 19 can be made to abut the end of the push rod 9 by the lower adjustment button 12 while the air in the activator syringe 8 is discharged.

The lower end of the lower supporting plate 5 is provided with a handle 13, the handle 13 is provided with a control button 14, and the control button 14 is connected with a controller to control the two driving devices 2 to work simultaneously. The control button 14 is connected with the controller and simultaneously controls the two driving devices 2 to work, so that the ejection and stop of platelet-rich plasma and activator can be better controlled, and the treatment operation of an operator is facilitated.

Wherein the driving device 2 comprises a stepping motor 15, a driving gear 16, a driven gear 17 and a screw 18; an output shaft of the stepping motor 15 is connected with a driving gear 16, the driving gear 16 is meshed with a driven gear 17, and a screw 18 is fixedly connected with the driven gear 17; the push rod 9 is hollow, one end of the push rod is connected with the piston, and the other end of the push rod is sleeved with the push head 19; one end of the screw 18, which is far away from the driven gear 17, penetrates through the pushing head 19, extends into the push rod 9 and is in threaded connection with the pushing head 19; the upper support plate 5 and the lower support plate 5 are respectively provided with a guide plate 20, the guide plates 20 are provided with horizontal guide grooves 21, the pushing heads 19 are provided with guide blocks 22, and one ends of the guide blocks 22, which are far away from the pushing heads 19, extend into the guide grooves 21. The step motor 15 drives the driving gear 16 to rotate to drive the driven gear 17 to move, so as to drive the screw 18 to rotate, and when the screw 18 rotates, the pushing head 19 is driven to move, and the pushing head 19 moves horizontally under the limit of the guide block 22 and the guide groove 21, so that the push rod 9 is driven to move horizontally.

Wherein, the upper and lower support plates 4, 5 are provided with a clamping connector 7 for clamping the injector. The clamping connector 7 is used for limiting the injector body.

Wherein, the output shaft of the stepping motor 15 is connected with the driving gear 16 through a reduction gearbox 24.

Finally, it is noted that the above-mentioned preferred embodiments illustrate rather than limit the utility model, and that, although the utility model has been described in detail with reference to the above-mentioned preferred embodiments, it will be understood by those skilled in the art that various changes in form and details may be made therein without departing from the scope of the utility model as defined by the appended claims.

Claims

1. A platelet rich plasma treatment spray gun, characterized in that: comprises a power module, two driving devices, a U-shaped conduit, an upper supporting plate, a lower supporting plate and a vertical plate connecting the upper supporting plate and the lower supporting plate;

two ends of the U-shaped catheter are respectively connected with liquid discharge ports of the platelet-rich plasma injector and the activator injector, and a spray head is arranged on the U-shaped catheter; the power module provides power for the driving device.

2. A platelet rich plasma treatment gun according to claim 1, wherein: the platelet-rich plasma treatment spray gun also comprises a controller, wherein the controller controls the two driving devices, and the power supply module supplies electric energy to the controller.

3. A platelet rich plasma treatment gun according to claim 2, wherein: an upper adjusting button is arranged on the side surface of the upper supporting plate, and the upper adjusting button is connected with a controller to control a driving device connected with a push rod of the platelet-rich plasma injector to work; the side of the lower supporting plate is provided with a lower adjusting button, and the lower adjusting button is connected with a controller to control a driving device connected with a push rod of the activating agent injector to work.

4. A platelet rich plasma treatment gun according to claim 3, wherein: the lower extreme of lower backup pad is equipped with the handle, is equipped with control button on the handle, control button connection director controls two drive arrangement work simultaneously.

5. A platelet rich plasma treatment gun according to claim 1, wherein: the driving device comprises a stepThe device comprises a motor, a driving gear, a driven gear and a screw; the output shaft of the stepping motor is connected with a driving gear, and the driving gearAnd (3) withThe driven gear is meshed, and the screw rod is fixedly connected with the driven gear; the push rod is hollow, one end of the push rod is connected with the piston, and the other end of the push rod is connected with the pistonSleeving and arrangingA pushing head; one end of the screw rod far away from the driven gear penetrates through the pushing head and stretches into the push rodAnd is connected withThe pushing head is connected with the screw thread; the upper support plate and the lower support plate are respectively provided with a guide plate, the guide plates are provided with horizontal guide grooves, the pushing heads are provided with guide blocks, and one ends of the guide blocks, far away from the pushing heads, extend into the guide grooves.

6. A platelet rich plasma treatment gun according to claim 1, wherein: and clamping connectors for clamping the injector are arranged on the upper supporting plate and the lower supporting plate.

7. A platelet rich plasma treatment gun according to claim 5 wherein: an output shaft of the stepping motor is connected with a driving gear through a reduction gearbox.