CN217409422U

CN217409422U - Operation perfusion system

Info

Publication number: CN217409422U
Application number: CN202220146901.1U
Authority: CN
Inventors: 许超; 卢娅萍; 周方艳; 江燕; 杨薇
Original assignee: Boai Hospital of Zhongshan
Current assignee: Boai Hospital of Zhongshan
Priority date: 2022-01-19
Filing date: 2022-01-19
Publication date: 2022-09-13
Anticipated expiration: 2032-01-19
Also published as: JP3240131U

Abstract

The utility model discloses an operation filling system, including perfusion device and collection device, perfusion device includes the filling pump, the perfusate container, with the inlet tube of perfusate container and filling pump intercommunication, and connect the filling pipe at filling pump output, be provided with first flowmeter on inlet tube and/or the filling pipe, first flowmeter has the display screen that can show the accumulative total flow, collection device is including collecting the liquid funnel and the collector tube of being connected with the liquid funnel, be provided with the second flowmeter on the collector tube, the second flowmeter has the display screen that can show the accumulative total flow. Whether the absorbed quantity of the patient is in a safe range can be monitored in real time through the first flowmeter and the second flowmeter, once the absorbed quantity of the patient reaches a safe critical value, the patient needs to be stopped immediately to take further measures, and water poisoning of the patient is avoided.

Description

Operation perfusion system

Technical Field

The utility model relates to a medical treatment fills technical field, especially relates to an operation system of filling.

Background

In many operations, an infusion pump is needed to infuse the operation site, so that the operation site can maintain sufficient pressure, and a good visual field and an operation space can be provided for the operation.

However, most of the perfused liquid flows out of the human body, and a small part of the perfused liquid is absorbed by human tissues, and when the absorbed amount is too large, the water poisoning of the patient can be caused. The difference between the injected volume and the outflow volume of the perfusion fluid is the amount absorbed by the patient.

At present, in the operation process, a barrel-shaped container with scales is used for containing liquid to be perfused and liquid which is already perfused, the injection amount and the outflow amount of the perfused liquid are calculated by observing the scales on the container, the observation precision is very low, even if the liquid absorbed by a patient body is close to a critical value or even reaches the critical value, medical staff can think that the liquid amount absorbed by the patient is still in a safe range due to the observation error, and then the patient is continuously perfused to cause water poisoning of the patient.

SUMMERY OF THE UTILITY MODEL

In view of this, the present invention provides a surgical perfusion system that can accurately measure the flow of fluid into and out of a patient.

The utility model discloses a solve its technical problem and the technical scheme who adopts is:

the utility model provides an operation filling system, includes perfusion device and collection device, perfusion device includes perfusion pump, perfusate container, with the inlet tube and the connection of perfusate container and perfusion pump intercommunication the pipe that fills of perfusion pump output, be provided with first flowmeter on inlet tube and/or the pipe that fills, first flowmeter has the display screen that can show the accumulative flow, collection device include the collection liquid funnel and with the collector tube that the collection liquid funnel is connected, be provided with the second flowmeter on the collector tube, the second flowmeter has the display screen that can show the accumulative flow.

Preferably, the water inlet pipe comprises a thick pipe section, a thin pipe section and a transition pipe section for communicating the thick pipe section and the thin pipe section, the diameter of the thin pipe section is smaller than that of the thick pipe section, and the first flowmeter is mounted on the thin pipe section.

Preferably, the liquid collecting pipe comprises a thick pipe section, a thin pipe section and a transition pipe section for communicating the thick pipe section and the thin pipe section, the diameter of the thin pipe section is smaller than that of the thick pipe section, and the second flowmeter is mounted on the thin pipe section.

Preferably, the controller further comprises a PCB and a display unit connected to the PCB, the display screen of the first flow meter and the display screen of the second flow meter both have PCBs, and the PCB of the first flow meter and the PCB of the second flow meter are both connected to the PCB of the controller, so that the display unit can display a difference between an accumulated flow at the first flow meter and an accumulated flow at the second flow meter.

Preferably, the number of the first flow meters and the second flow meters is two, and all the first flow meters and all the second flow meters are connected to the controller.

Preferably, the collecting device further comprises a liquid collecting container capable of collecting the liquid flowing out of the liquid collecting pipe.

The utility model has the advantages that: in the process of perfusion, the amount of liquid injected into a patient can be counted through the first flowmeter, the amount of liquid flowing out of the patient can be counted through the second flowmeter, and the difference value between the injected amount and the outflow amount is the amount of liquid absorbed by the patient.

Drawings

FIG. 1 is a schematic view of the present invention;

FIG. 2 is a schematic diagram of a first flow meter;

FIG. 3 is an enlarged view of portion A of FIG. 1;

fig. 4 is an enlarged view of a portion B in fig. 1.

Detailed Description

The technical solution of the present invention will be clearly and completely described below with reference to the accompanying drawings.

It should be noted that all the directional indicators (such as upper, lower, left, right, front and rear …) in the present invention are only used to explain the relative position relationship between the components, the motion situation, etc. in a specific posture (as shown in the drawings), and if the specific posture is changed, the directional indicator is changed accordingly. Furthermore, the descriptions of "preferred," "less preferred," etc. in this application are for descriptive purposes only and are not to be construed as indicating or implying relative importance or to implicitly indicate the number of technical features indicated. Thus, a feature defined as "preferred" or "less preferred" may explicitly or implicitly include at least one such feature.

Referring to fig. 1 to 4, the utility model provides an operation filling system, including perfusion device and collection device, perfusion device includes perfusion pump 1, perfusate container 2, inlet tube 31 with perfusate container 2 and perfusion pump 1 intercommunication, and connect the infusion tube 4 at the output of perfusion pump 1, be provided with first flowmeter 51 on inlet tube 31 and/or the infusion tube 4, first flowmeter 51 has the display screen 501 that can show the accumulative flow, collection device includes album liquid funnel 6, the collector tube 32 of being connected with the funnel mouth of album liquid funnel 6, and can collect the collector container 7 of the liquid that collector tube 32 flows, be provided with second flowmeter 52 on the collector tube 32, second flowmeter 52 has the display screen 501 that can show the accumulative flow.

The specific structures of the first flow meter 51, the second flow meter 52 and the perfusion pump 1 are all the existing mature technologies, for example, the first flow meter 51 and the second flow meter 52 can both adopt the intelligent micro turbine flow meter disclosed in the patent with the publication number CN 210346772U, and the perfusion pump 1 can adopt the medical perfusion pump 1 disclosed in the patent with the publication number CN2694920Y or the perfusion pump 1 disclosed in the patent with the publication number CN 112089930A. During the perfusion process, the first flow meter 51 can count the amount of liquid injected into the patient, the second flow meter 52 can count the amount of liquid flowing out of the patient, and the difference value between the injected amount and the outflow amount is the amount of liquid absorbed by the patient, so that whether the amount absorbed by the patient is in a safe range can be monitored in real time through the first flow meter 51 and the second flow meter 52, once the absorbed amount of the patient reaches a safe critical value, the patient needs to be stopped immediately to take further measures, and water poisoning of the patient is avoided.

Further, the water inlet pipe 31 includes a thick pipe section 301, a thin pipe section 302, and a transition pipe section 303 communicating the thick pipe section 301 and the thin pipe section 302, the thin pipe section 302 having a smaller diameter than the thick pipe section 301, and the first flow meter 51 is mounted on the thin pipe section 302. The method for installing the first flowmeter 51 in the thin pipe section 302 is as follows: the middle of the thin pipe section 302 is cut so that the thin pipe section 302 forms two free ends, one of which is connected to the head end of the first flowmeter 51 and the other of which is connected to the tail end of the first flowmeter 51. The water inlet pipe 31 has such a structure, and the liquid for perfusion can generate vortex when flowing from the thick pipe section 301 to the thin pipe section 302, so that the flow rate of each position in the thin pipe section 302 is more uniform, and the improvement of the measurement accuracy of the first flowmeter 51 is facilitated.

Further, the header pipe 32 includes a thick pipe section 301, a thin pipe section 302, and a transition pipe section 303 communicating the thick pipe section 301 and the thin pipe section 302, the thin pipe section 302 having a smaller diameter than the thick pipe section 301, and the second flow meter 52 is installed in the thin pipe section 302. The liquid collecting pipe 32 is structured in this way, which is beneficial to improving the measurement accuracy of the second flowmeter 52.

Furthermore, the controller 8 is further included, the controller 8 includes a PCB and a display unit 81 connected to the PCB, the display screen 501 of the first flowmeter 51 and the display screen 501 of the second flowmeter 52 both have PCBs, and the PCB of the first flowmeter 51 and the PCB of the second flowmeter 52 are both connected to the PCB of the controller 8, so that the display unit 81 can display a difference value between the accumulated flow at the first flowmeter 51 and the accumulated flow at the second flowmeter 52. The difference between the accumulated flow at the first flow meter 51 and the accumulated flow at the second flow meter 52, which is the amount of fluid absorbed by the patient, is calculated automatically by the controller 8 and displayed in the display unit 81, which is more intuitive.

Preferably, the number of the first flow meters 51 and the second flow meters 52 is two, and all of the first flow meters 51 and the second flow meters 52 are connected to the controller 8. In this embodiment, the average of the flow rates counted by the two first flow meters 51 is used as the injection amount, and the average of the flow rates counted by the two second flow meters 52 is used as the outflow amount, thereby further improving the measurement accuracy.

The above is only the preferred embodiment of the present invention, not limiting the patent scope of the present invention, all of which are under the concept of the present invention, the equivalent structure transformation made by the contents of the specification and the drawings is utilized, or the direct or indirect application is included in other related technical fields in the patent protection scope of the present invention.

Claims

1. The utility model provides a surgery perfusion system, its characterized in that, includes perfusion device and collection device, perfusion device includes perfusion pump (1), perfusate container (2), inlet tube (31) with perfusate container (2) and perfusion pump (1) intercommunication and connects perfusion tube (4) of perfusate pump (1) output, be provided with first flowmeter (51) on inlet tube (31) and/or perfusion tube (4), first flowmeter (51) have but show display screen (501) of accumulative flow, collection device including collect liquid funnel (6) and with collect liquid pipe (32) that collect liquid funnel (6) are connected, be provided with second flowmeter (52) on collect liquid pipe (32), second flowmeter (52) have but show display screen (501) of accumulative flow.

2. A surgical infusion system according to claim 1, wherein the inlet conduit (31) comprises a thick conduit section (301), a thin conduit section (302) and a transition conduit section (303) connecting the thick conduit section (301) and the thin conduit section (302), the thin conduit section (302) having a smaller diameter than the thick conduit section (301), the first flow meter (51) being mounted to the thin conduit section (302).

3. A surgical infusion system according to claim 1, wherein the manifold (32) comprises a wide tube section (301), a narrow tube section (302) and a transition tube section (303) connecting the wide tube section (301) and the narrow tube section (302), the narrow tube section (302) having a smaller diameter than the wide tube section (301), the second flow meter (52) being mounted to the narrow tube section (302).

4. A surgical perfusion system according to claim 1, further comprising a controller (8), wherein the controller (8) comprises a PCB and a display unit (81) connected to the PCB, the display screens (501) of the first flow meter (51) and the second flow meter (52) each have a PCB, and the PCBs of the first flow meter (51) and the second flow meter (52) are connected to the PCB of the controller (8) so that the display unit (81) can display a difference between the accumulated flow at the first flow meter (51) and the accumulated flow at the second flow meter (52).

5. A surgical infusion system according to claim 4, wherein the number of said first and second flow meters (51, 52) is two, and all of said first and second flow meters (51, 52) are connected to said controller (8).

6. A surgical infusion system according to claim 1, wherein the collection means further comprises a liquid collection container (7) adapted to collect liquid flowing out of the liquid collection tube (32).