Medical pulse washing drainage instrument
By integrating the pulse water flow generation device and the negative pressure suction device, and using the indirect knob regulator and controller, the problem of complex and inconvenient connection of the pulse water flow pressure adjustment in the prior art is solved, and flexible pressure adjustment and easy operation are achieved. Pulse flush drainage meter.
Patent Information
- Application Number
- CN202323579935.3
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2023-12-27
- Publication Date
- 2024-12-24
- Estimated Expiration
- 2033-12-27
AI Technical Summary
The existing medical pulse flushing drainage device is complicated to replace the nozzle when adjusting the pulse water flow pressure, the adjustment range is limited, and the connection between the inlet and outlet pipes is inconvenient, which leads to complex use.
A medical pulse flushing drainage instrument was designed, integrating pulse water flow generation device and negative pressure suction device, and through the pulse water flow pressure regulator and suction negative pressure regulator of the innumerable knob switch, it realizes automatic adjustment with the controller and is equipped with a touch display The screen displays the pressure values before and after adjustment, simplifying connection and use.
The pulse water flow pressure is adjusted indefinitely, which simplifies the use process, enhances the flexibility and convenience of the equipment. Users can adjust the pressure range at will, improving the flushing effect and operation convenience.
Smart Images
Figure CN222218331U_ABST
Abstract
Description
Technical Field
[0001] The utility model relates to the technical field of medical equipment, in particular to a medical pulse flushing and drainage instrument. Background Art
[0002] The pulse flusher is a flushing device that uses pulsating water flow under a certain pressure to flush the wound tissue. The oscillation of the pulse water flow causes bacteria, foreign matter, etc. in the wound to be separated from the tissue by bouncing, thereby achieving the purpose of thorough debridement. The waste liquid generated by the pulse flusher during the flushing process is generally drained into the waste liquid device with the help of a negative pressure suction device. The Chinese utility model patent with announcement number CN209809162U discloses a disposable medical pulse flushing and drainage device, including: a main unit, a nozzle is provided at the front end of the main unit, the ends of the main unit are respectively connected to a water inlet pipe, a water outlet pipe and a power cord, and the other end of the water outlet pipe is connected to a negative pressure suction device. The medical pulse flushing and drainage device uses different nozzle designs for different soft tissue wounds, and then adjusts different pressures to achieve a pulse effect with controllable water pressure; at the same time, the negative pressure suction device is connected to recycle the flushing waste liquid at one time.
[0003] However, the medical pulse irrigation drainage device in the above-mentioned utility model changes the pressure of pulse irrigation by replacing the nozzle. Firstly, the process of replacing the nozzle is cumbersome, and secondly, it can only adjust to specific pressures corresponding to several nozzles, and the adjustment range is limited; in addition, the water outlet pipe of the medical pulse irrigation drainage device is connected to the negative pressure suction device, and the water inlet pipe of the medical pulse irrigation drainage device is connected to the pulse water flow generating device. The negative pressure suction device and the pulse water flow generating device are independently configured. When using the medical pulse irrigation drainage device, the water inlet pipe and the water outlet pipe are respectively connected to different devices, and the orientation of different devices must be considered when connecting, which brings inconvenience. Utility Model Content
[0004] The technical problem to be solved by the utility model is to provide a medical pulse flushing and drainage instrument which can infinitely adjust the pulse water flow pressure and is easy to use, in view of the current status of the prior art.
[0005] The technical solution adopted by the utility model to solve the above-mentioned technical problems is: the medical pulse irrigation and drainage instrument is used in conjunction with an irrigation and suction device, and is characterized in that: the medical pulse irrigation and drainage instrument includes a pulse water flow generating device, a negative pressure suction device, and a pulse water flow pressure regulator, and the pulse water flow pressure regulator is a stepless knob switch for adjusting the pulse water flow pressure generated by the pulse water flow generating device.
[0006] In order to adjust the negative pressure generated by the negative pressure suction device, the medical pulse irrigation and drainage device also includes a suction negative pressure regulator, which is also a stepless knob switch for adjusting the pressure generated by the negative pressure suction device.
[0007] In order to realize automatic regulation of the pressure of each device, the medical pulse flushing and drainage instrument has a shell, a controller is arranged inside the shell, and a pulse water flow pressure regulator and a suction negative pressure regulator are arranged outside the shell. The output ends of the pulse water flow pressure regulator and the suction negative pressure regulator are both electrically connected to the input ends of the controller, and the output ends of the controller are respectively electrically connected to the input ends of the pulse water flow generating device and the negative pressure suction device.
[0008] Furthermore, the pulse water flow generating device comprises a peristaltic pump and a pump head, wherein the peristaltic pump is located in a housing, and the pump head is arranged outside the housing. The pump head is located outside the housing, so that the pump head is conveniently connected to the flushing aspirator.
[0009] Furthermore, the negative pressure suction device comprises a vacuum pump, the vacuum pump is located in a housing, and a negative pressure interface of the vacuum pump is arranged on the housing. The negative pressure interface is arranged on the housing to facilitate the connection of the negative pressure interface with the suction washer.
[0010] In order to realize the function of negative pressure drainage, the negative pressure interface is connected to a waste liquid collection device, the waste liquid collection device has a waste liquid chamber, the top of the waste liquid chamber has a first connection port and a second connection port, and the negative pressure interface is connected to the first connection port.
[0011] Furthermore, the housing is provided with a signal interface, the output end of the signal interface is electrically connected to the input end of the controller, and the input end of the signal interface is connected to the flushing and aspirating device. The user controls the function of the medical pulse flushing and drainage instrument by adjusting the buttons on the flushing and aspirating device, and the signal is transmitted from the flushing and aspirating device to the signal interface and then to the controller.
[0012] In order to adapt to the medical pulse irrigation and drainage instrument of the utility model, the irrigation and suction device includes a gun body, a water inlet pipe connected to the rear end of the gun body, a water outlet pipe and a nozzle connected to the front end of the gun body; the water inlet pipe is installed on the pump head to pressurize the water flow of the water inlet pipe; the water outlet pipe is connected to the second connecting port at the top of the waste liquid chamber, and the waste liquid chamber is used to transmit negative pressure to the water outlet pipe and collect waste liquid sucked out by the water outlet pipe.
[0013] In order to use the gun body to control the function of the medical pulse irrigation and drainage instrument, the irrigation and suction device includes a signal line connected to the gun body, and the output end of the signal line is connected to the signal interface.
[0014] In order to facilitate the user to timely understand the pressure before and after adjustment, the medical pulse flushing and drainage instrument also includes a touch display screen, which is used to display the pulse water flow pressure and the negative pressure of the negative pressure suction device.
[0015] Compared with the prior art, the advantages of the utility model are: the medical pulse irrigation and drainage instrument combines a pulse water flow generating device and a negative pressure suction device. A medical pulse irrigation and drainage instrument has two functions of high-pressure irrigation and negative pressure adsorption, which facilitates the coordinated use of the medical pulse irrigation and drainage instrument and the irrigation and suction device; in addition, the pulse water flow pressure regulator is a stepless knob switch, which can realize stepless adjustment of the pulse water flow pressure generated by the pulse water flow generating device, and the user can adjust the pulse water flow pressure to any value within a certain range. BRIEF DESCRIPTION OF THE DRAWINGS
[0016] Figure 1 This is a schematic diagram of the structure of a medical pulse flushing and drainage instrument in an embodiment of the utility model;
[0017] Figure 2 This is a schematic diagram of the structure of the medical pulse irrigation and drainage device in the embodiment of the utility model after removing part of the outer shell;
[0018] Figure 3 It is a structural schematic diagram of the connection between the medical pulse irrigation and drainage instrument and the irrigation and suction device in the embodiment of the utility model. DETAILED DESCRIPTION
[0019] The present invention will be described in further detail below in conjunction with the accompanying drawings.
[0020] like Figures 1-2 The figure shows a preferred embodiment of the medical pulse irrigation and drainage device of the utility model, wherein the medical pulse irrigation and drainage device 1 is used in conjunction with an irrigation and suction device 2 (such as Figure 3 The medical pulse irrigation and drainage instrument 1 of the utility model has a housing 100, inside which a pulse water flow generating device 11, a negative pressure suction device 12 and a controller 15 are arranged, outside of the housing 100 a pulse water flow pressure regulator 13 and a suction negative pressure regulator 14 are arranged, and the housing 100 is also provided with a signal interface 16 for connecting the irrigation suction device 2 and the controller 15, the output end of the signal interface 16 is electrically connected to the input end of the controller 15, and the input end of the signal interface 16 is connected to the irrigation suction device 2.
[0021] In this embodiment, the pulse water flow pressure regulator 13 and the suction negative pressure regulator 14 are both stepless knob switches. The stepless knob switch is a commonly used electronic switch. Its principle is to adjust the resistance of the circuit through the knob, thereby controlling the on and off of the current and the size of the current in the circuit. The current signal in the circuit is transmitted to the controller 5, and then the controller 5 controls the pulse water flow generating device 11 and the negative pressure suction device 12 to achieve the purpose of pressure regulation.
[0022] Among them, the output ends of the pulse water flow pressure regulator 13 and the suction negative pressure regulator 14 are both connected to the input end of the controller 15, and the output end of the controller 15 is respectively connected to the input ends of the pulse water flow generating device 11 and the negative pressure suction device 12. The pulse water flow pressure regulator 13 adjusts the pulse water flow pressure generated by the pulse water flow generating device 11 through the controller 15; the suction negative pressure regulator 14 adjusts the pressure of the negative pressure generated by the negative pressure suction device 12 through the controller 15. Specifically, the pulse water flow generating device 11 includes a peristaltic pump 111 installed inside the housing 100 and a pump head 112 installed outside the housing 100, and the negative pressure suction device 12 includes a vacuum pump 121 installed inside the housing 100 and a negative pressure interface 122 connected to the outside of the housing 100. The above-mentioned pulse water flow pressure regulator 13 and suction negative pressure regulator 14 respectively change the rotation speed of the peristaltic pump 111 and the vacuum pump 121 through the controller 15 to achieve the regulation effect.
[0023] In addition, the housing 100 has a touch screen 17, which is used to display the pulse water flow pressure and the negative pressure of the negative pressure suction device 12, so that the user can know the pressure values before and after adjustment, thereby achieving quantitative adjustment of each pressure. Figure 1 shown.
[0024] The above-mentioned medical pulse flushing and drainage instrument 1 also includes a waste liquid collection device 3, a flushing bottle 4, a connecting pipe 5 and a connecting piece 6; the waste liquid collection device 3 has a waste liquid chamber 3a, and the top of the waste liquid chamber 3a has a first connecting port 31 and a second connecting port 32, wherein the first connecting port 31 is connected to the negative pressure interface 122 on the housing 100; the flushing bottle 4 is filled with physiological saline, and the physiological saline flows out through the flushing bottle outlet pipe 51; the connecting pipe 5 is crimped onto the pump head 112, and the water inlet end of the connecting pipe 5 is connected to the water outlet end of the flushing bottle outlet pipe 51 through the connecting piece 6, as shown in FIG. Figure 3 shown.
[0025] In a specific embodiment, the irrigation and suction device 2 used in conjunction with the medical pulse irrigation and drainage device 1 includes a gun body 21, on which a switch 20 is provided, and the switch 20 has three buttons for irrigation, drainage and closing; the rear end of the gun body 21 is connected to a water inlet pipe 22, a water outlet pipe 23 and a signal line 25, wherein the water inlet pipe 22 and the water outlet pipe 23 are provided with a flow regulator 26 for adjusting the flow rate; the front end of the gun body 21 is connected to a nozzle 24, wherein the nozzle 24 can be a long nozzle, a short nozzle and a stainless steel nozzle, etc. When the medical pulse irrigation and drainage device 1 is used in conjunction with the irrigation and suction device 2, the water inlet pipe 22 is connected to the connecting pipe 5 through the connecting piece 6, the water outlet pipe 23 is connected to the second connecting port 32 at the top of the waste liquid chamber 3a, and the signal line 25 is connected to the signal interface 16, as shown in FIG. Figure 3When the flushing button of the switch 20 is activated, the peristaltic pump 111 starts to work, and the pump head 112 of the peristaltic pump 111 acts on the connecting pipe 5, thereby pressurizing the water flow in the connecting pipe 5 and the water inlet pipe 23, and realizing the pressurized flushing function; when the drainage button of the switch 20 is activated, the vacuum pump 121 starts to work, so that negative pressure is formed in the waste liquid chamber 3a and the water outlet pipe 23, and then the waste liquid is drained into the waste liquid chamber 3a.
[0026] When the medical pulse irrigation and drainage instrument 1 of the utility model is used in conjunction with the irrigation and suction device 2, it is only necessary to connect the water inlet pipe 22, the water outlet pipe 23 and the signal line 25 on the irrigation and suction device 2 to the negative pressure interface 122, the second connection port 32 and the signal interface 16 on the medical pulse irrigation and drainage instrument 1 respectively. The connection is very convenient and simple.
Claims
1. A medical pulse irrigation and drainage device, used in conjunction with an irrigation and suction device (2), characterized in that: The medical pulse irrigation and drainage instrument (1) comprises a pulse water flow generating device (11), a negative pressure suction device (12), and a pulse water flow pressure regulator (13); the pulse water flow pressure regulator (13) is a stepless knob switch used to adjust the pulse water flow pressure generated by the pulse water flow generating device (11).
2. The medical pulse flushing and drainage device according to claim 1, characterized in that: It also includes a suction negative pressure regulator (14), which is also a stepless knob switch and is used to adjust the pressure generated by the negative pressure suction device (12).
3. The medical pulse flushing and drainage device according to claim 2, characterized in that: The medical pulse flushing and drainage device (1) comprises a housing (100), a controller (15) is arranged inside the housing (100), a pulse water flow pressure regulator (13) and a suction negative pressure regulator (14) are arranged outside the housing (100), the output ends of the pulse water flow pressure regulator (13) and the suction negative pressure regulator (14) are both electrically connected to the input end of the controller (15), and the output end of the controller (15) is electrically connected to the input end of the pulse water flow generating device (11) and the negative pressure suction device (12), respectively.
4. The medical pulse irrigation and drainage device according to claim 3, characterized in that: The pulse water flow generating device (11) comprises a peristaltic pump (111) and a pump head (112); the peristaltic pump (111) is located inside a housing (100), and the pump head (112) is arranged outside the housing (100).
5. The medical pulse flushing and drainage device according to claim 4, characterized in that: The negative pressure suction device (12) comprises a vacuum pump (121), wherein the vacuum pump (121) is located inside the housing (100), and a negative pressure interface (122) of the vacuum pump (121) is provided on the housing (100).
6. The medical pulse irrigation and drainage device according to claim 5, characterized in that: The negative pressure interface (122) is connected to a waste liquid collecting device (3), the waste liquid collecting device (3) has a waste liquid chamber (3a), the top of the waste liquid chamber (3a) has a first connecting port (31) and a second connecting port (32), and the negative pressure interface (122) is connected to the first connecting port (31).
7. The medical pulse irrigation and drainage device according to claim 6, characterized in that: The housing (100) is also provided with a signal interface (16), the output end of the signal interface (16) is electrically connected to the input end of the controller (15), and the input end of the signal interface (16) is connected to the flushing aspirator (2).
8. The medical pulse irrigation and drainage device according to claim 7, characterized in that: The flushing aspirator (2) comprises a gun body (21), a water inlet pipe (22) connected to the rear end of the gun body (21), a water outlet pipe (23) and a nozzle (24) connected to the front end of the gun body (21); the water inlet pipe (22) is installed on the pump head (112) and is used to pressurize the water flow of the water inlet pipe; the water outlet pipe (23) is connected to a second connection port (32) at the top of the waste liquid chamber (3a).
9. The medical pulse irrigation and drainage device according to claim 8, characterized in that: The flushing and aspirating device (2) comprises a signal line (25) connected to the gun body (21), and an output end of the signal line (25) is connected to the signal interface (16).
10. The medical pulse flushing and drainage device according to any one of claims 1 to 9, characterized in that: The medical pulse irrigation and drainage device (1) further comprises a touch display screen (17), wherein the touch display screen (17) is used to display the pulse water flow pressure and the negative pressure of the negative pressure suction device (12).