CN112618842A - System and method for monitoring liquid inflow and outflow in hysteroscope operation - Google Patents

System and method for monitoring liquid inflow and outflow in hysteroscope operation Download PDF

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CN112618842A
CN112618842A CN202011482476.5A CN202011482476A CN112618842A CN 112618842 A CN112618842 A CN 112618842A CN 202011482476 A CN202011482476 A CN 202011482476A CN 112618842 A CN112618842 A CN 112618842A
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liquid
fluid
uterine
hysteroscope
bag
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秦巍
陈婷婷
林永红
刘红
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Chengdu Womens and Childrens Central Hospital
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Chengdu Womens and Childrens Central Hospital
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    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
    • A61M3/00—Medical syringes, e.g. enemata; Irrigators
    • A61M3/02—Enemata; Irrigators
    • A61M3/0204—Physical characteristics of the irrigation fluid, e.g. conductivity or turbidity
    • A61M3/022—Volume; Flow rate
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B1/00—Instruments for performing medical examinations of the interior of cavities or tubes of the body by visual or photographical inspection, e.g. endoscopes; Illuminating arrangements therefor
    • A61B1/012—Instruments for performing medical examinations of the interior of cavities or tubes of the body by visual or photographical inspection, e.g. endoscopes; Illuminating arrangements therefor characterised by internal passages or accessories therefor
    • A61B1/015—Control of fluid supply or evacuation
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B1/00—Instruments for performing medical examinations of the interior of cavities or tubes of the body by visual or photographical inspection, e.g. endoscopes; Illuminating arrangements therefor
    • A61B1/303—Instruments for performing medical examinations of the interior of cavities or tubes of the body by visual or photographical inspection, e.g. endoscopes; Illuminating arrangements therefor for the vagina, i.e. vaginoscopes
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
    • A61M3/00—Medical syringes, e.g. enemata; Irrigators
    • A61M3/02—Enemata; Irrigators
    • A61M3/0279—Cannula; Nozzles; Tips; their connection means
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
    • A61M3/00—Medical syringes, e.g. enemata; Irrigators
    • A61M3/02—Enemata; Irrigators
    • A61M3/0279—Cannula; Nozzles; Tips; their connection means
    • A61M3/0287—Cannula; Nozzles; Tips; their connection means with an external liquid collector
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
    • A61M2210/00—Anatomical parts of the body
    • A61M2210/14—Female reproductive, genital organs
    • A61M2210/1433—Uterus

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  • Fluid Mechanics (AREA)
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Abstract

The invention discloses a hysteroscope operation liquid inlet and outlet amount monitoring system and a method, wherein the system comprises a uterus swelling liquid bag, a uterus swelling pump, a hysteroscope, a liquid accumulation bag, a liquid barrel, a liquid inlet flow meter, a liquid outlet flow meter and an intelligent monitor; the liquid outlet of the uterus expanding liquid bag is connected with the liquid inlet of the uterus expanding pump, the liquid outlet of the uterus expanding pump is connected with the water inlet of the hysteroscope through a hysteroscope liquid inlet pipe, and the water outlet of the hysteroscope is connected with a hysteroscope liquid outlet pipe and a collection port of the liquid accumulation bag; the liquid outlet of the liquid accumulation bag is connected with at least one liquid barrel through a liquid accumulation bag liquid outlet pipe; the liquid inlet flowmeter is arranged on the liquid inlet pipe of the hysteroscope, and the liquid outlet flowmeter is arranged on the liquid outlet pipe of the liquid accumulation bag; the flow meter and the uterus expanding pump are both connected with an intelligent monitor. The invention calculates the liquid amount in the uterine cavity through the flowmeter, simultaneously considers the liquid adhered in each pipeline connected with the hysteroscope, further accurately controls the perfusion of the uterine distention liquid, and more accurately ensures the liquid balance in the uterine cavity.

Description

System and method for monitoring liquid inflow and outflow in hysteroscope operation
Technical Field
The invention belongs to the technical field of medical auxiliary equipment, and particularly relates to a system and a method for monitoring liquid inflow and outflow in a hysteroscope operation.
Background
The hysteroscope is a new and minimally invasive gynecological diagnosis and treatment technology, and is a fiber light source endoscope for examination and treatment in the uterine cavity, which comprises the hysteroscope, an energy system, a light source system, a perfusion system and an imaging system.
As is well known, in hysteroscopy, in order to facilitate the operation and not to affect the sight, uterine cavity swelling liquid is injected into the uterine cavity to swell the uterine cavity and wash the operation site, and blood in the uterine cavity is discharged. In order to ensure the balance of the liquid in the body, the liquid entering and exiting the uterine cavity needs to be measured, the existing liquid entering and exiting measuring method completes the measurement by utilizing a container with scales, although the method for measuring the container is simpler, the scales of the container must be paid attention to constantly, and whether the balance is achieved or not is calculated according to the liquid entering and exiting amount, so that the defects of easy distraction of a surgeon, inaccurate measurement, troublesome data reading and calculation and the like exist; on the other hand, individual differences are not considered when the volume is calculated, uterine cavity liquid balance of different patients may be different, and uterine distention liquid perfusion parameters need to be continuously adjusted according to the procedure in stages; the prior method does not clear the discharged waste liquid in real time according to different purposes of operations, thereby influencing the liquid balance of the uterine cavity.
Disclosure of Invention
Aiming at the defects in the prior art, the hysteroscope operation liquid inlet and outlet amount monitoring system and the method provided by the invention solve the problems in the background art.
In order to achieve the purpose of the invention, the invention adopts the technical scheme that: a hysteroscope operation liquid inlet and outlet amount monitoring system comprises a uterus swelling liquid bag, a uterus swelling pump, a hysteroscope, a liquid accumulation bag, a liquid barrel, a liquid inlet flow meter, a liquid outlet flow meter and an intelligent monitor;
the liquid outlet of the uterus expansion liquid bag is connected with the liquid inlet of the uterus expansion pump through a hysteroscope liquid inlet pipe, the liquid outlet of the uterus expansion pump is connected with the water inlet of the hysteroscope, and the water outlet of the hysteroscope is connected with the collection port of the liquid accumulation bag through a hysteroscope liquid outlet pipe;
the liquid outlet of the liquid accumulation bag is connected with at least one liquid barrel through a liquid accumulation bag liquid outlet pipe;
the liquid inlet flowmeter is arranged on the liquid inlet pipe of the hysteroscope, and the liquid outlet flowmeter is arranged on the liquid outlet pipe of the liquid accumulation bag;
the liquid inlet flow meter, the liquid outlet flow meter and the uterus expanding pump are all connected with the intelligent monitor.
Further, the uterus swelling liquid bag is used for containing uterus swelling liquid required by the hysteroscope operation of the patient;
the uterine expansion pump is used for installing uterine expansion liquid with set flushing pressure, flow rate and infusing the uterine expansion liquid into the uterine cavity through the hysteroscope according to the control of the intelligent monitor;
the hysteroscope is used as an instrument for completing the hysteroscope operation of the patient;
the liquid accumulation bag is matched with the liquid barrel for use and is used for collecting waste liquid discharged by a patient in the hysteroscope operation process;
the liquid inlet flow meter and the liquid outlet flow meter are in communication connection with the intelligent monitor through WIFI or Bluetooth and are used for recording the amount of the uterus swelling liquid flowing through the hysteroscope liquid inlet pipe and the liquid accumulation bag liquid outlet pipe and transmitting the uterus swelling liquid to the intelligent monitor;
the intelligent monitor is used for calculating the liquid amount entering the uterine cavity of the patient in real time according to the uterine distention liquid amount uploaded by the flowmeter, and further controlling the work of the uterine distention pump to keep the liquid in the uterine cavity balanced;
furthermore, a detachable waste liquid filter pipe is arranged between the liquid outlet of the liquid accumulation bag and the liquid outlet pipe of the liquid accumulation bag;
the waste liquid filter pipe comprises an upper hose and a lower hose;
the edge of the upper end of the upper hose is in integral sealing connection with the edge of the liquid outlet end of the liquid accumulation bag, the lower end of the upper hose is detachably connected with the upper end of the lower hose, and the lower end of the lower hose is in integral sealing connection with the liquid inlet of the liquid accumulation bag liquid outlet pipe;
the inboard edge in lower hose upper end evenly is provided with a plurality of buckles, the buckle upper berth is equipped with the one deck filter screen.
Furthermore, a layer of sealing ring is arranged at the joint of the inner side edge of the lower end of the upper hose and the lower hose.
Furthermore, the liquid outlet pipe of the liquid accumulation bag comprises a main liquid outlet pipe and at least two branch liquid outlet pipes, one end of the main liquid outlet pipe is connected with a liquid outlet of the liquid accumulation bag, the other end of the main liquid outlet pipe is respectively connected with one end of each branch liquid outlet pipe, and the other end of each branch liquid outlet pipe is connected with a liquid inlet of the liquid barrel;
the liquid outlet flow meter is arranged on the main liquid outlet pipe.
Furthermore, each liquid separating pipe is provided with a liquid discharging valve.
Furthermore, the intelligent monitor comprises a liquid amount calculating unit, a liquid amount early warning unit and a uterus expansion pump control unit;
the liquid volume calculating unit is used for calculating the liquid volume in the uterine cavity of the patient according to the flow data uploaded by the flowmeter;
the liquid volume early warning unit is used for sending an early warning signal to medical staff when the liquid volume in the uterine cavity exceeds a set threshold value, and the set threshold value comprises a liquid volume too small threshold value and a liquid volume too large threshold value;
the uterus swelling pump control unit is used for adjusting working parameters of uterus swelling liquid poured into the uterine cavity according to the calculated liquid amount, and the working parameters comprise flushing pressure, flow speed and flow.
A hysteroscope operation liquid inlet and outlet amount monitoring method based on the hysteroscope operation liquid inlet and outlet amount monitoring system comprises the following steps:
s1, fixing the effusion bag at a required position;
s2, before hysteroscopy, determining the amount of liquid to be kept balanced in the uterine cavity of the patient;
s3, in the hysteroscopic operation process, injecting uterus swelling liquid into the uterine cavity according to default working parameters through a uterus swelling pump, recording the flow rate of the uterus swelling liquid flowing through the two flow meters in real time and uploading the uterus swelling liquid to an intelligent monitor;
s4, in the process of the hysteroscope operation, calculating the current liquid amount in the uterine cavity based on the uterine distention liquid flow information received by the intelligent monitor, and judging whether the current liquid amount meets the requirement of keeping the balance of the liquid amount;
if yes, go to step S7;
if not, go to step S5;
s5, based on the current liquid amount in the uterine cavity, working parameters of the uterine expansion pump are adjusted through intelligent control, the uterine expansion pump is enabled to continuously fill the uterine expansion liquid into the uterine cavity according to the adjusted working parameters, the liquid amount in the uterine cavity is adjusted to be in a balanced state, and the step S7 is entered;
s6, repeating the steps S3-S5, and controlling the uterus expansion pump to fill uterus expansion liquid into the uterine cavity according to the set working parameters through the intelligent controller until the hysteroscopy operation is completed;
s7, continuously filling the uterus expanding liquid into the uterine cavity through the uterus expanding pump until the hysteroscopic operation is completed.
Further, the working parameters of the uterine expansion pump in the step S3 include flushing pressure, flow rate and flow rate;
in step S4, the current fluid volume V in the uterine cavity is:
V＝VI-VO-VS
in the formula, VOFlow data, V, measured by a flow meter located in the drain pipe of the liquid accumulation bagIFlow data, V, measured by a flow meter located on the hysteroscope inlet tubeSAnd (4) measuring the liquid loss data of the adhesion in the liquid accumulation bag and each pipeline in advance.
The invention has the beneficial effects that:
(1) the liquid amount in the uterine cavity is calculated through the flowmeter, and meanwhile, the liquid adhered in each pipeline connected with the hysteroscope is considered, so that the perfusion of the uterine distention liquid is accurately controlled, and the liquid balance in the uterine cavity is more accurately ensured;
(2) through the arrangement of the detachable waste liquid filter pipe, when impurities such as blood clots in the discharged waste liquid in the hysteroscopic operation process are excessive and block the discharge of the uterine bleeding liquid, the filter pipe can be rapidly detached to pour out the blood clots, so that the waste liquid is prevented from being accumulated in the effusion bag to influence the subsequent calculation of the liquid amount in the uterine cavity;
(3) the arrangement that one liquid accumulation bag is connected with a plurality of liquid barrels can ensure the complete collection of waste liquid and meet the metering requirements of different operations; the setting of check valve can prevent effectively that the waste liquid from flowing out in the hydrops bag, but the exclusive use also can use with the pipe clamp cooperation.
Drawings
Fig. 1 is a schematic structural view of a hysteroscope operation fluid inlet and outlet amount monitoring system provided by the invention.
FIG. 2 is a flow chart of the method for monitoring the liquid inflow and outflow in the hysteroscope operation provided by the invention.
Wherein: 1. uterus expanding liquid bag; 2. a hysteroscope liquid inlet tube; 3. a liquid inlet flow meter; 4. a uterus expanding pump; 5. a hysteroscope; 6. a liquid accumulation bag; 7. a liquid outlet flow meter; 8. a main liquid outlet pipe; 9. a liquid separating pipe; 10. a liquid barrel; 11. an upper hose; 12. a lower hose; 13. filtering with a screen; 14. buckling; 15. a seal ring; 16. and a liquid discharge valve.
Detailed Description
The following description of the embodiments of the present invention is provided to facilitate the understanding of the present invention by those skilled in the art, but it should be understood that the present invention is not limited to the scope of the embodiments, and it will be apparent to those skilled in the art that various changes may be made without departing from the spirit and scope of the invention as defined and defined in the appended claims, and all matters produced by the invention using the inventive concept are protected.
Example 1:
as shown in fig. 1, a hysteroscope operation fluid inlet and outlet amount monitoring system comprises a uterus swelling liquid bag 1, a uterus swelling pump 4, a hysteroscope 5, a effusion bag 6, a liquid barrel 10, a fluid inlet flow meter 3, a fluid outlet flow meter 7 and an intelligent monitor;
the liquid outlet of the uterus expansion liquid bag 1 is connected with the liquid inlet of a uterus expansion pump 4 through a hysteroscope liquid inlet pipe 2, the liquid outlet of the uterus expansion pump 4 is connected with the water inlet of a hysteroscope 5, and the water outlet of the hysteroscope 5 is connected with the collection port of a liquid accumulation bag 6 through a hysteroscope liquid outlet pipe;
the liquid outlet of the liquid accumulation bag 6 is connected with at least one liquid barrel 10 through a liquid accumulation bag liquid outlet pipe;
the liquid inlet flowmeter 3 is arranged on the liquid inlet pipe 2 of the hysteroscope, and the liquid outlet flowmeter 7 is arranged on the liquid outlet pipe of the liquid accumulation bag;
the liquid inlet flow meter 3, the liquid outlet flow meter 7 and the uterus expanding pump 4 are all connected with an intelligent monitor.
The uterus expanding liquid bag 1 in the embodiment is used for containing uterus expanding liquid required by a hysteroscope 5 operation of a patient, and the commonly used uterus expanding liquid comprises 5% glucose solution, 5% mannitol solution, glycine and the like;
the uterus expanding pump 4 is used for installing uterus expanding liquid with set flushing pressure, flow rate and infusing the uterus expanding liquid into the uterus cavity through the hysteroscope 5 according to the control of the intelligent monitor, and in addition, the intelligent controller can adjust the working parameters of the uterus expanding pump 4 according to the flow data measured by the flow meter;
the hysteroscope 5 is used as an instrument for completing the hysteroscope operation of the patient;
the liquid accumulation bag 6 and the liquid barrel 10 are matched for use and used for collecting waste liquid discharged by a patient in the process of a hysteroscope operation, wherein the liquid accumulation bag 6 directly collects the waste liquid discharged by the patient, the waste liquid comprises blood, uterine cavity liquid accumulation and blood clot impurities, the liquid barrel 10 collects the filtered waste liquid, and the blood clot and other impurities cannot enter the liquid barrel 10;
the liquid inlet flow meter 3 and the liquid outlet flow meter 7 are in communication connection with the intelligent monitor through WIFI or Bluetooth and are used for recording the amount of the uterus swelling liquid flowing through the hysteroscope liquid inlet pipe 2 and the liquid accumulation bag liquid outlet pipe and transmitting the uterus swelling liquid to the intelligent monitor;
the intelligent monitor is used for calculating the liquid amount entering the uterine cavity of the patient in real time according to the uterine swelling liquid amount uploaded by the flow meter, further controlling the work of the uterine swelling pump 4 to keep the liquid in the uterine cavity balanced, and subtracting the data measured by the liquid outlet flow meter 7 from the data measured by the liquid inlet flow meter 3 to obtain the data of the liquid in the uterine cavity and the data of the liquid adhered to the pipeline.
A detachable waste liquid filter pipe is arranged between a liquid outlet of the liquid accumulation bag 6 and a liquid outlet pipe of the liquid accumulation bag in the figure 1; the waste liquid filter pipe comprises an upper hose 11 and a lower hose 12; the edge of the upper end of the upper hose 11 is in integral sealing connection with the edge of the liquid outlet end of the liquid accumulation bag 6, the lower end of the upper hose 11 is detachably connected with the upper end of the lower hose 12, and the lower end of the lower hose 12 is in integral sealing connection with the liquid inlet of the liquid accumulation bag liquid outlet pipe; a plurality of buckles 14 are uniformly arranged on the edge of the inner side of the upper end of the lower hose 11, and a layer of filter screen 13 is laid on the buckles 14;
the waste liquid filter pipe is detachable, so that waste liquid directly discharged by a patient is overflowed, discharged fixed waste such as blood clots is intercepted, when the hysteroscope operation time is too long, discharged solid waste such as blood clots is too much to block liquid from flowing into the liquid barrel, and further the balance of the liquid volume of body fluid is influenced, the waste liquid filter pipe can be detached through the detachable structure, the solid waste such as blood clots is poured out, and then the waste liquid filter pipe is reconnected to ensure the smooth proceeding of subsequent operation; wherein, the detachable structure can be a spiral screwing structure or a buckle pressing structure and the like; in addition, a layer of sealing ring 15 is arranged at the joint of the inner side edge of the lower end of the upper hose 11 and the lower hose 12 to ensure that the detachable structure does not influence the liquid collection.
The liquid outlet pipe of the liquid accumulation bag in the embodiment comprises a main liquid outlet pipe 8 and at least two branch liquid outlet pipes 9, one end of the main liquid outlet pipe 8 is connected with a liquid outlet of the liquid accumulation bag 6, the other end of the main liquid outlet pipe 8 is respectively connected with one end of each branch liquid outlet pipe 9, and the other end of each branch liquid outlet pipe 9 is connected with a liquid inlet of a liquid barrel 10; the liquid outlet flow meter 7 is arranged on the main liquid outlet pipe 8; by arranging the liquid barrels 10, the complete collection of waste liquid can be ensured, and different operation metering requirements can be met; in addition, each branch liquid outlet pipe 8 is provided with a liquid outlet valve, and the branch liquid outlet pipes 8 are provided with liquid outlet valves 16, so that waste liquid can be effectively prevented from flowing back from the liquid barrel 10, and the liquid barrel can be used independently or matched with pipe clamps.
The intelligent monitor in the embodiment is used as a control structure of the invention and comprises a liquid amount calculation unit, a liquid amount early warning unit and a uterus expansion pump control unit;
the liquid volume calculating unit is used for calculating the liquid volume in the uterine cavity of the patient according to the flow data uploaded by the flowmeter; the liquid volume early warning unit is used for sending an early warning signal to medical staff when the liquid volume in the uterine cavity exceeds a set threshold value so as to remind the medical staff to carry out corresponding treatment, and the set threshold value comprises a liquid volume too-small threshold value and a liquid volume too-large threshold value; the uterine distention pump control unit is used for adjusting working parameters of uterine distention liquid poured into the uterine cavity according to the calculated liquid amount, and the working parameters comprise flushing pressure, flow speed and flow.
Example 2:
as shown in fig. 2, a method for monitoring the liquid amount in and out of the hysteroscope operation based on the system for monitoring the liquid amount in and out of the hysteroscope operation in embodiment 1 includes the following steps:
s1, fixing the effusion bag at a required position;
specifically, the effusion bag can be fixed between the roots of the thighs of the patient through a fixing bandage or a through hole for the legs to pass through, so that the waste liquid collecting effect is ensured;
s2, before hysteroscopy, determining the amount of liquid to be kept balanced in the uterine cavity of the patient;
s3, in the hysteroscopic operation process, injecting uterus swelling liquid into the uterine cavity according to default working parameters through a uterus swelling pump, recording the flow rate of the uterus swelling liquid flowing through the two flow meters in real time and uploading the uterus swelling liquid to an intelligent monitor;
s4, in the process of the hysteroscope operation, calculating the current liquid amount in the uterine cavity based on the uterine distention liquid flow information received by the intelligent monitor, and judging whether the current liquid amount meets the requirement of keeping the balance of the liquid amount;
if yes, go to step S7;
if not, go to step S5;
s5, based on the current liquid amount in the uterine cavity, working parameters of the uterine expansion pump are adjusted through intelligent control, the uterine expansion pump is enabled to continuously fill the uterine expansion liquid into the uterine cavity according to the adjusted working parameters, the liquid amount in the uterine cavity is adjusted to be in a balanced state, and the step S7 is entered;
s6, repeating the steps S3-S5, and controlling the uterus expansion pump to fill uterus expansion liquid into the uterine cavity according to the set working parameters through the intelligent controller until the hysteroscopy operation is completed;
s7, continuously filling the uterus expanding liquid into the uterine cavity through the uterus expanding pump until the hysteroscopic operation is completed.
Specifically, the working parameters of the uterine expansion pump in the step S3 include the flushing pressure, the flow rate and the flow rate;
in step S4, the current volume V of the fluid in the uterine cavity is:
V＝VI-VO-VS
in the formula, VOFlow data, V, measured by a flow meter located in the drain pipe of the liquid accumulation bagIFlow data, V, measured by a flow meter located on the hysteroscope inlet tubeSAnd (4) measuring the liquid loss data of the adhesion in the liquid accumulation bag and each pipeline in advance.

Claims (9)

1.一种宫腔镜手术出入液量监控系统，其特征在于，包括膨宫液袋(1)、膨宫泵(4)、宫腔镜(5)、积液袋(6)、液体桶(10)、入液流量计(3)、出液流量计(7)及智能监控器；1. a hysteroscopic operation fluid volume monitoring system, is characterized in that, comprises uterine distention fluid bag (1), uterine distention pump (4), hysteroscope (5), effusion bag (6), liquid bucket (10), the liquid inlet flowmeter (3), the liquid outlet flowmeter (7) and the intelligent monitor; 所述膨宫液袋(1)的出液口通过宫腔镜入液管(2)与所述膨宫泵(4)的进液口连接，所述膨宫泵(4)的出液口与所述宫腔镜(5)的进水口连接，所述宫腔镜(5)的出水口通过宫腔镜出液管与积液袋(6)的收集口连接；The liquid outlet of the uterine distention bag (1) is connected with the liquid inlet of the uterine distention pump (4) through the hysteroscope liquid inlet tube (2), and the liquid outlet of the uterine distention pump (4) is connected with the water inlet of the hysteroscope (5), and the water outlet of the hysteroscope (5) is connected with the collection port of the fluid collection bag (6) through the hysteroscope liquid outlet pipe; 所述积液袋(6)的排液口通过积液袋出液管与至少一个液体桶(10)连接；The liquid discharge port of the liquid accumulation bag (6) is connected to at least one liquid bucket (10) through the liquid accumulation bag liquid outlet pipe; 所述入液流量计(3)设置于宫腔镜入液管(2)上，所述出液流量计(7)设置于积液袋出液管上；The inflow flowmeter (3) is arranged on the inflow tube (2) of the hysteroscope, and the outflow flowmeter (7) is arranged on the outflow tube of the effusion bag; 所述入液流量计(3)、出液流量计(7)和膨宫泵(4)均与所述智能监控器连接。The inflow flowmeter (3), the outflow flowmeter (7) and the dilatation pump (4) are all connected with the intelligent monitor. 2.根据权利要求1所述的宫腔镜手术出入液量监控系统，其特征在于，所述膨宫液袋(1)用于盛装病人宫腔镜手术所需的膨宫液；2. The hysteroscopic operation fluid volume monitoring system according to claim 1, characterized in that, the uterine distention fluid bag (1) is used to contain the distended uterine fluid required for the patient's hysteroscopic operation; 所述膨宫泵(4)用于根据智能监控器的控制，将膨宫液安装设定冲洗压、流速及流量的膨宫液经宫腔镜(5)灌注至宫腔内；The uterine distention pump (4) is used to perfuse the uterine distention fluid with the set flushing pressure, flow rate and flow rate into the uterine cavity through the hysteroscope (5) according to the control of the intelligent monitor; 所述宫腔镜(5)用于作为完成病人宫腔镜手术的器械；The hysteroscope (5) is used as an instrument for completing a patient's hysteroscopic operation; 所述积液袋(6)和液体桶(10)配合使用，用于收集病人在宫腔镜手术过程中排出的废液；The fluid collection bag (6) is used in conjunction with the liquid bucket (10) to collect the waste fluid discharged from the patient during hysteroscopic surgery; 所述入液流量计(3)和出液流量计(7)通过WIFI或蓝牙与所述智能监控器通信连接，用于记录流经宫腔镜入液管(2)和积液袋出液管中的膨宫液液量，并传输至智能监控器中；The inflow flowmeter (3) and the outflow flowmeter (7) are communicated and connected with the intelligent monitor through WIFI or Bluetooth, and are used to record the fluid flowing through the hysteroscope inflow tube (2) and the fluid collection bag. The amount of dilatation fluid in the tube is transmitted to the intelligent monitor; 所述智能监控器用于根据流量计上传的膨宫液液量实时计算进入病人宫腔内的液体量，进而控制膨宫泵(4)的工作，使宫腔内的液体保持平衡。The intelligent monitor is used for real-time calculation of the amount of liquid entering the patient's uterine cavity according to the amount of distended uterine fluid uploaded by the flow meter, and then to control the operation of the uterine distention pump (4) to keep the liquid in the uterine cavity balanced. 3.根据权利要求1所述的宫腔镜手术出入液量监控系统，其特征在于，所述积液袋(6)的排液口和积液袋出液管之间设置有可拆卸式的废液过滤管；3. The hysteroscopic operation fluid volume monitoring system according to claim 1, characterized in that a detachable type is provided between the fluid outlet of the effusion bag (6) and the fluid outlet pipe of the effusion bag. Waste filter tube; 所述废液过滤管包括上软管(11)和下软管(12)；The waste liquid filter tube includes an upper hose (11) and a lower hose (12); 所述上软管(11)的上端边缘与所述积液袋(6)的出液端边缘一体式密封连接，所述上软管(11)下端与所述下软管(12)上端可拆卸式连接，所述下软管(12)下端与所述积液袋出液管的进液口一体式密封连接；The upper end edge of the upper hose (11) is integrally sealed with the edge of the liquid outlet end of the fluid collection bag (6), and the lower end of the upper hose (11) and the upper end of the lower hose (12) can be connected in an integrated manner. Detachable connection, the lower end of the lower hose (12) and the liquid inlet of the liquid collection bag liquid outlet pipe are integrally sealed and connected; 所述下软管(12)上端内侧边缘均匀设置有若干卡扣(14)，所述卡扣(14)上铺设有一层滤网(13)。Several snaps (14) are evenly arranged on the inner edge of the upper end of the lower hose (12), and a layer of filter screen (13) is laid on the snaps (14). 4.根据权利要求3所述的宫腔镜手术出液量监控系统，其特征在于，所述上软管(11)下端内侧边缘与下软管(12)连接处设置有一层密封圈(15)。4. The system for monitoring fluid output in hysteroscopic surgery according to claim 3, wherein a layer of sealing ring (15) is provided at the connection between the inner edge of the lower end of the upper hose (11) and the lower hose (12). ). 5.根据权利要求1所述的宫腔镜手术出入液量监控系统，其特征在于，所述积液袋出液管包括主出液管(8)和至少两根分出液管(9)，所述主出液管(8)的一端与积液袋(6)的排液口连接，所述主出液管(8)的另一端分别与每根分出液管(9)的一端连接，每个所述分出液管(9)的另一端与液体桶(10)进液口连接；5. The system for monitoring fluid intake and output in hysteroscopic surgery according to claim 1, characterized in that, the fluid outlet pipe of the effusion bag comprises a main fluid outlet pipe (8) and at least two branch fluid pipes (9) One end of the main liquid outlet pipe (8) is connected with the liquid outlet of the fluid collection bag (6), and the other end of the main liquid outlet pipe (8) is respectively connected with one end of each branch liquid pipe (9) connection, and the other end of each of the branched liquid pipes (9) is connected with the liquid inlet of the liquid barrel (10); 所述出液流量计(7)设置于主出液管(8)上。The liquid outlet flowmeter (7) is arranged on the main liquid outlet pipe (8). 6.根据权利要求5所述的宫腔镜手术出入液量监控系统，其特征在于，每根所述分出液管(9)上均设置有一个排液阀门(16)。6 . The system for monitoring the amount of fluid in and out of hysteroscopic surgery according to claim 5 , wherein a drain valve ( 16 ) is provided on each of the branching fluid pipes ( 9 ). 7 . 7.根据权利要求1所述的宫腔镜手术出液量监控系统，其特征在于，所述智能监控器包括液量计算单元、液量预警单元及膨宫泵控制单元；7. The system for monitoring fluid output in hysteroscopic surgery according to claim 1, wherein the intelligent monitor comprises a fluid volume calculation unit, a fluid volume early warning unit and a uterine distention pump control unit; 所述液量计算单元用于根据流量计上传的流量数据计算病人宫腔内的液体量；The liquid volume calculation unit is used to calculate the volume of liquid in the patient's uterine cavity according to the flow data uploaded by the flow meter; 所述液量预警单元用于当宫腔内液体量超过设定阈值时，向医护人员发出预警信号，所述设定阈值包括液体量过少阈值和液体量过多阈值；The liquid volume early warning unit is used to issue an early warning signal to the medical staff when the intrauterine liquid volume exceeds a set threshold, where the set threshold includes an excessively low liquid volume threshold and an excessive liquid volume threshold; 所述膨宫泵控制单元用于根据计算的液体量，调整向宫腔灌注膨宫液的工作参数，所述工作参数包括冲洗压、流速及流量。The uterine distention pump control unit is used for adjusting the working parameters of perfusion of the uterine distention fluid into the uterine cavity according to the calculated liquid volume, and the working parameters include irrigation pressure, flow rate and flow rate. 8.一种基于权利要求1-7所述的宫腔镜手术出入液量监控系统的宫腔镜手术出入液量监控方法，其特征在于，包括以下步骤：8. A hysteroscopic surgery fluid volume monitoring method based on the hysteroscopic surgery fluid volume monitoring system according to claim 1-7, characterized in that, comprising the following steps: S1、将积液袋固定在所需位置；S1. Fix the effusion bag in the desired position; S2、在宫腔镜手术前，确定病人宫腔内需要保持平衡的液体量；S2. Before hysteroscopic surgery, determine the amount of fluid in the patient's uterine cavity that needs to be balanced; S3、在宫腔镜手术过程中，通过膨宫泵按照默认工作参数将膨宫液灌注至宫腔中，并通过两个流量计实时记录流经的膨宫液流量并上传至智能监控器中；S3. During hysteroscopic surgery, the uterine distention fluid is perfused into the uterine cavity through the uterine distention pump according to the default working parameters, and the flow of the uterine distention fluid flowing through is recorded in real time through two flowmeters and uploaded to the intelligent monitor ; S4、在宫腔镜手术过程中，基于智能监控器接收到的膨宫液流量信息计算当前宫腔内的液体量，并判断当前液体量是否满足保持液体量平衡的要求；S4. During the hysteroscopic operation, calculate the current volume of fluid in the uterine cavity based on the flow information of uterine distention fluid received by the intelligent monitor, and determine whether the current volume of fluid meets the requirements for maintaining fluid volume balance; 若是，则进入步骤S7；If yes, then go to step S7; 若否，则进入步骤S5；If not, then go to step S5; S5、基于当前宫腔内的液体量，通过智能控制调整膨宫泵的工作参数，使其按照调整后的工作参数将膨宫液持续灌注至宫腔中，调整宫腔内液体量至平衡状态，进入步骤S7；S5. Based on the current amount of fluid in the uterine cavity, adjust the working parameters of the uterine distention pump through intelligent control, so that it can continuously perfuse the uterine distention fluid into the uterine cavity according to the adjusted working parameters, and adjust the amount of fluid in the uterine cavity to a balanced state , enter step S7; S6、重复步骤S3-S5，通过智能控制器控制膨宫泵按照设定工作参数将膨宫液灌注至宫腔内，直到完成宫腔镜手术；S6, repeat steps S3-S5, control the uterine distention pump through the intelligent controller to perfuse the uterine distention fluid into the uterine cavity according to the set working parameters, until the hysteroscopic operation is completed; S7、通过膨宫泵将膨宫液持续灌注至宫腔中，直到完成宫腔镜手术。S7. The uterine distention fluid is continuously perfused into the uterine cavity through the uterine distention pump until the hysteroscopic operation is completed. 9.根据权利要求8所述的宫腔镜手术出入液量监控方法，其特征在于，所述步骤S3中膨宫泵的工作参数包括冲洗压、流速及流量；9. The method for monitoring fluid intake and output in hysteroscopic surgery according to claim 8, wherein in the step S3, the working parameters of the dilatation pump include flushing pressure, flow rate and flow; 所述步骤S4中，当前宫腔内的液体量V为：In the step S4, the liquid volume V in the current uterine cavity is: V＝VI-VO-VS V=V I -V O -V S 式中，VO为位于积液袋出液管上的流量计测得的流量数据，VI为位于宫腔镜入液管上的流量计测得的流量数据，VS为预先测得的积液袋和各个管道内的粘连的液体损耗数据。In the formula, VO is the flow data measured by the flow meter located on the fluid outlet tube of the effusion bag, VI is the flow data measured by the flow meter located on the hysteroscope fluid inlet tube, and V S is the pre-measured Fluid loss data for effusion bags and adhesions within individual tubing.
CN202011482476.5A 2020-12-16 2020-12-16 System and method for monitoring liquid inflow and outflow in hysteroscope operation Pending CN112618842A (en)

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