PRESSURE AND LIQUID MEASURING DRAIN CONNECTION ADAPTER

The surgical drainage monitoring system addresses the challenges of fluid flow and pressure monitoring in surgical drainage systems by using sensors for continuous digital monitoring and alarms, ensuring accurate and sterilization-compatible operation.

TR202616228A2Pending Publication Date: 2026-10-21KARADENIZ TEKNIK UNIVERSITESI TEKNOLOJI TRANSFERI UYGULAMA & ARASTIRMA MERKEZI MUDURLUGU
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Patent Information

Application Number
TR202616228
Authority / Receiving Office
TR · TR
Patent Type
Applications
Current Assignee / Owner
Filing Date
2026-09-21
Publication Date
2026-10-21

AI Technical Summary

Technical Problem

Existing surgical drainage systems face challenges in accurately monitoring fluid flow and negative pressure levels, leading to potential blockages, loss of vacuum, and human error in data recording, which can result in incomplete drainage and increased risk of infection.

Method used

A surgical drainage monitoring system that uses sensors to simultaneously measure pressure and flow data, providing continuous and digital monitoring, with alarms for blockages or vacuum loss, and a detachable design for sterilization compatibility.

Benefits of technology

Ensures continuous and accurate monitoring of fluid flow and pressure, reducing the risk of blockages and vacuum loss, while allowing for sterilization without affecting the system's functionality.

✦ Generated by Eureka AI based on patent content.

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Abstract

The invention relates to a surgical drainage monitoring system that enables the simultaneous and continuous monitoring of negative pressure levels and fluid flow in a surgical drainage line for the controlled drainage of blood, serous fluid, exudate, and similar fluids accumulated in body cavities after surgical operations; the combined evaluation of the obtained pressure and flow data; and the notification of any blockage or loss of vacuum in the drainage line to the user.
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Description

1 TARIFF PRESSURE AND LIQUID MEASURING DRAIN CONNECTION ADAPTER TECHNICAL FIELD The invention describes the process of treating blood that accumulates in body cavities after surgical operations, serous 5 surgical procedure for the controlled drainage of fluids, exudate, and similar liquids Simultaneous and continuous negative pressure level and fluid flow on the drainage line monitoring, joint evaluation of the obtained pressure and flow data, and blockages or loss of vacuum that may occur in the drainage line It relates to a surgical drainage monitoring system that enables notification to the user. 10 PREVIOUS TECHNIQUE Blood, serous fluid, and exudate may be present in the surgical area after operations. and similar fluids may accumulate. These fluids may come from the surgical area. Different surgical drainage systems are used for the purpose of removing the waste. There are currently 15 In applications, passive drains and active, or closed suction drains are used for this purpose. Drains that operate according to this principle are used. In passive drains, fluid is removed by gravity or capillary action. This is being implemented. Penrose-type drains are an example of these applications. These drains are generally located in an open system structure and therefore 20 It carries a risk of infection. For active closed suction drains, Jackson-Pratt or Hemovac type systems are used. negative pressure resulting from manually compressing a reservoir, for example. This is achieved by creating negative pressure, through which fluid is drained from the surgical field. It is drawn into the reservoir via the pipeline. However, the operational structure of these systems is 25 It is primarily based on mechanical and manual control. In existing systems, healthcare personnel determine the amount of drainage. visually inspect the measurement lines on the drain reservoir at regular intervals. It is necessary that the measurement markings on the reservoir are placed at wide intervals. Due to its absorption, the amount of liquid remaining between these markers is approximately 30. It can be evaluated, and measurements can be made based on estimations. This This situation makes it difficult to accurately and continuously monitor the amount of fluid. The amount of drainage should be manually checked at regular intervals. This also makes it difficult to detect the instantaneous changes occurring between them. 2 In addition, manually recording the measured liquid quantities can lead to human error and drainage problems. This can lead to a disruption of data continuity. Another important aspect in active drainage systems is the continuity of negative pressure. Drainage in case the reservoir fills up, leaks, or doesn't close properly. The negative pressure in the line may decrease or disappear completely. The current 5 Continuous measurement of negative pressure levels and vacuum loss in systems If there is no system in place to instantly notify the user about the drainage system... It can remain without functioning properly until the next manual check. Another issue encountered in the known state of the art is clotting in the drainage line. This is due to a blockage caused by a piece of tissue or a kink in the tubing. Drainage stops 10 In this case, when only the amount of liquid accumulated in the reservoir is considered, the natural flow of liquid is evaluated. The situation where it ends up being blocked is distinguished from the situation where the drainage line is clogged. This cannot be done. Therefore, fluid continues to accumulate in the surgical area. Despite the absence of flow in the drainage line, it was incorrectly concluded that the need for drainage had ended. It can be evaluated in this way. Generally, the total liquid accumulated in the reservoir is 15. This allows for monitoring the amount of drainage. However, the drainage... in the evaluation of the amount of fluid arriving over time and its instantaneous flow Changes are also important, such as a sudden increase or complete cessation of flow. The inability to measure changes instantly means that these changes cannot be detected at an early stage. This makes it difficult to detect. 20 THE PURPOSE OF THE INVENTION The invention describes the treatment of serous blood that accumulates in body cavities after surgical operations. Surgical drainage systems used for draining fluids, exudates, and similar liquids. It relates to a surgical drainage monitoring system that works in conjunction with. The invention includes 25 the amount of fluid flowing through the surgical drainage line and the negative pressure in the drainage line Simultaneous monitoring of the pressure level is ensured. Thus, drainage... whether the flow continues in the line, whether the negative pressure in the line is maintained, and Changes in the operating status of the drainage system are detected by sensors. It is monitored through data. 30 The system described in the invention analyzes physical changes occurring in the drainage line. Instead of being monitored visually by the user only through the drain reservoir, verbally the subject is the detection of changes through sensors and their conversion into digital data. It enables the transformation of the negative in the drainage line. 3 By evaluating pressure data and fluid flow data together, the operational status of the drainage system can be determined. This provides information regarding the flow of fluid despite the presence of negative pressure. In situations where it is not present, the possibility of a blockage is assessed, and negative pressure is considered. If it disappears or approaches atmospheric level, then in the drainage system The user is informed about vacuum loss. 5 The primary purpose of the invention is to maintain a negative pressure level and fluid flow in the surgical drainage line. Surgical drainage monitoring that enables simultaneous and continuous monitoring of flow. The goal is to establish the system. Another objective of the invention is to locate the sensor area on the sensor component tube. In conjunction with this, through the load cell and flow meter working together, the negative 10 in the drainage line The aim is to obtain separate data regarding pressure and fluid flow. Another aim of the invention is to analyze the data obtained from the load cell and flow meter. Drainage is achieved by simultaneous cross-checking by control circuits. Identifying any blockages or loss of vacuum that may occur in the line. to provide. 15 Another purpose of the invention is to address the presence of negative pressure in the drainage line. clot, tissue fragment by determining the situation where there is no fluid flow. or the possibility of a blockage caused by a kink in the drain hose The aim is to ensure that the user is notified. Another purpose of the invention is to eliminate negative pressure in the drainage line or 20 by detecting when the reservoir approaches atmospheric level loss of vacuum due to filling or leakage that may occur in the system The aim is to ensure that the user is notified. Another purpose of the invention is to measure the liquid passing through the tube via a flow meter. By enabling the determination of flow rate and quantity, instantaneous flow rate and total drainage are calculated as 25. The aim is to enable the digital tracking of the quantity. Another objective of the invention is to determine the measured negative pressure value, flow rate, and total the amount of drainage and alarm conditions are presented to the user via the screen. to provide. Another purpose of the invention is to detect blockages and vacuum loss in the drainage line. or other alarm conditions are indicated visually and audibly via warning lights and speakers. The aim is to ensure that the user is notified. 4 Another objective of the invention is to transmit processed pressure, flow rate, and alarm data wirelessly. via data transmission module to an external monitoring station or mobile devices The goal is to ensure the transfer of information. Another objective of the invention is to protect the sensor component tube from the housing parts. and can be made independent by separating it from the control circuits, and in this way 5 The aim is to ensure a structure that complies with sterilization procedures. Another objective of the invention is to protect the sensor component tube inside the protective housing. Each insertion of the tube is done by placing it into the reservoir connection sockets located there. the operation involves positioning the sensor along the same axis and in a fixed manner, and the load of the sensor area. The goal is to ensure the cell is held in the correct position relative to the flow meter. 10 Another aim of the invention is to connect the system to the patient via a device mounting bracket. by securing the device to the patient's clothing or bed, due to the weight of the device The aim is to reduce the stresses that may occur in the drainage line. Another purpose of the invention is to replace the entire existing drainage system. with an intermediate connection structure that can be connected to the drainage line without needing it 15 The purpose is to enable monitoring of pressure and fluid flow. LIST OF FIGURES 20 Figure 1. Front view of the surgical drainage monitoring system, the subject of the invention. It is the appearance. Figure 2. Rear perspective of the surgical drainage monitoring system, the subject of the invention. It is the appearance. Figure 3. Posterior half-protective 25 of the surgical drainage monitoring system, which is the subject of the invention. It has a reservoir-like appearance. Figure 4. Posterior half-guard of the surgical drainage monitoring system, the subject of the invention. Perspective view with chamber. Figure 5. Surgical drainage monitoring system without protective reservoir, the subject of the invention. It is the appearance. 30 Figure 6. First-generation surgical drainage monitoring system without protective reservoir, as described in the invention. It is a perspective view. Figure 7. Second stage of the surgical drainage monitoring system without a protective reservoir, which is the subject of the invention. It is a perspective view. Figure 8. Sensor component included in the surgical drainage monitoring system, which is the subject of the invention. is the perspective view of the tube. The corresponding numbers in the figures are: 1. Sensor component tube 5 1-a. Tube inlet section 1-b. Tube outlet section 2. Protective housing, left part. 3. Protective housing right part 4. Device mounting bracket 10 5. Hinge 6. System control buttons 7. Warning light 8. Speaker 9. Screen 15 10. Sensor component tube reservoir connection sockets 11. Sensor area 12. Sensor 1 (Load cell) 13. Sensor 2 (Flow meter) 14. Sensor connection cable 20 15. Sensor 1 control circuit 16. Sensor 2 control circuit 17. Battery DETAILED DESCRIPTION OF THE INVENTION 25 The subject of the invention is a surgical drainage monitoring system; sensor component tube (1), tube inlet part (1-a), tube outlet part (1-b), protective housing left part (2), protective housing right part (3), device mounting bracket (4), hinge (5), system control buttons (6), warning light (7), speaker (8), screen (9), reservoir connection sockets of the sensor component tube (10), sensor region (11), load cell (12) defined as sensor 1, 30 defined as sensor 2 flow meter (13), sensor connection cable (14), sensor 1 control circuit (15), sensor 2 It includes the control circuit (16) and the battery (17). 6 The sensor component tube (1) receives water from the surgical area via the drainage line. It forms the main flow channel through which the liquid passes. The sensor component tube (1) There is a tube inlet section (1-a) on one side and a tube outlet section (1-b) on the other side. Tube entry point (1-a), connection to the surgical drainage tube coming from the surgical area. It provides drainage of the liquid passing through the sensor component tube (1) at the tube outlet part (1-b). It ensures that it is transferred to the reservoir. Thanks to this structure, the sensor component tube (1), It is placed on the drainage line between the surgical site and the drainage reservoir. The tube inlet section (1-a) and tube outlet section (1-b) are connected with the existing drainage hoses. It creates connection interfaces for establishing a connection. Thus, the surgery The liquid from the region enters the sensor component tube (1) from the inlet section of the tube (1-a), 10 It passes through the section where the sensors take measurements and drains from the tube outlet (1-b). It is conveyed to the reservoir. The sensor-equipped tube (1) therefore interrupts the drainage process. It performs the function of a flow path through which pressure and flow data are obtained without interruption. It brings. Sensor component tube (1), protective housing left part (2) and protective housing right 15 It is kept between part (3). The protective housing is kept between the left part (2) and the protective housing. The right side of the reservoir (3) protects the electronic components of the system and the battery (17). It forms the outer casing structure that provides the protective housing parts (2, 3) are connected to each other via hinge (5). Hinge (5) is the protective housing to enable it to be opened and closed and the protective housing of the sensor component tube (1) 20 It allows for placement inside or removal from the protective casing. Sensor component tube inside protective housing connection sockets (10) There are reservoir connection sockets (10), protective cover for the sensor component tube (1) It ensures that the container is positioned securely and in the designated location within the chamber. When the sensor component tube (1) is placed inside the protective housing, the relevant parts of the tube are 25 The sensor fits into the reservoir connection slots (10). Thanks to this geometric arrangement, the sensor Each time the component tube (1) is placed into the protective housing, the sensor area (11) must be in a compatible position with the load cell (12) and flow meter (13). is provided. The sensor area (11) receives pressure and flow data via the sensor component tube (1) 30 It forms the measurement area for taking the load. The sensor area (11) is the load the cell (12) detects physical changes on the tube and the flow meter (13) in a way that will allow it to obtain data on the flow of liquid inside the tube They are positioned in relation to the sensors. Reservoir connection sockets (10) 7 Thanks to the fixed placement provided by the sensor area (11) relative to the sensors its position is maintained and the sensor component tube (1) provides the same measurement in different uses It is ensured that it is placed in its correct position. The load cell (12), defined as sensor 1, is on the sensor component tube (1) It detects pressure changes. The negative pressure created in the surgical drainage line is 5 physical change occurs on the sensor component tube (1) and the load cell (12) detects the change in question. Measurement obtained from the load cell (12) Using the data, the negative pressure in the drainage line, in other words the vacuum level, can be determined. This is monitored to determine whether negative pressure persists in the drainage system. and it is determined whether or not a change in the vacuum level has occurred. 10 The flow meter (13), identified as sensor 2, passes through the sensor component tube (1). It obtains data on the flow of the liquid passing through the tube. The flow meter (13) obtains data on the flow of the liquid passing through the tube. By detecting the speed and volume of the passing fluid, the flow data is converted into a digital signal. It transforms this data into instantaneous flow rate and total drainage. This allows for the determination of the quantity. Thus, only the 15 that accumulates in the drainage reservoir... Instead of visually assessing the total fluid volume, the flow occurring through the drainage line... It becomes possible to track this over time. Data from the load cell (12) and flow meter (13) are connected to the sensor connection. The signals are transmitted to the relevant control circuits via cables (14). Sensor 1 control circuit (15) processes the signals from the load cell (12) and the said signals are used to drain 20 It converts the pressure data into information indicating a negative pressure condition in the line. Sensor 2 control circuit (16) processes the data from the flow meter (13) and the instantaneous flow rate and enables the acquisition of total volume data. Control circuits (15, 16), Data obtained from the load cell (12) and the flow meter (13) are only separately not the display, but the simultaneous cross-checking of the data in question 25 This assessment also ensures that the pressure in the drainage line is determined. The state and flow state are examined together. Thus, it is possible to determine not only the fluid flow but also the flow state. depends on whether it is not present or whether only negative pressure is present. Instead of evaluation, the operation of the drainage line is assessed using two different physical parameters. The situation is determined. 30 The load cell (12) shows that negative pressure is present in the drain line. If the flow meter (13) does not detect liquid flow despite generating data, the system, A clot, tissue fragment, or kink in the drainage line can cause a blockage in the hose. It assesses a potential blockage situation. In this way, the system detects negative 8 by identifying the situation where flow does not occur despite the presence of pressure. It can generate notifications for the user regarding the situation. The situation where fluid flow naturally ceases and there is a blockage in the drainage line. In evaluating the situation that occurred, the nurse recorded the initial drain connection. The approval or adjustment procedures performed by the system during the periodic inspection are recorded as 5. The pressure and flow data obtained from the sensors are recorded. Information regarding the operational status of the drainage system will be evaluated together with the relevant records. is being created. The load cell (12) shows that there is no negative pressure or the measured If the pressure approaches atmospheric level, the system reduces the vacuum in the drainage line by 10 It indicates a working condition where the sensors are missing. Neither sensor is generating data. or the reservoir filling up when the pressure value approaches atmospheric level or the possibility of a leak occurring in the system is being assessed and related to this situation. The user is notified. Thanks to this system, blockages in the drainage line are detected. The situation and negative pressure loss are evaluated together with different sensor data. 15 It is monitored via [link / method]. Data obtained from the flow meter (13) also allows for real-time monitoring of the amount of drainage. This allows for the control of fluid flow in the drainage line. It is possible to monitor not only in terms of total volume, but also in terms of instantaneous flow rate. Changes in the flow are detected by the flow meter (13) 20 and is processed by sensor 2 control circuit (16). Pressure, flow rate, total drainage amount, and alarm data obtained by the system. The information is presented to the user via the screen (9). The screen (9) shows the measured negative numerically expressed as pressure value, fluid flow rate, and total drainage amount. It enables the display of the screen (9) also allows the user to view the system 25 access to the data provided and the presets made on the system It enables the related imaging to be performed. The system detects blockages, loss of vacuum, or other alarm conditions. It includes a warning light (7) and a speaker (8) to inform the user. Warning light (7) provides visual notification of detected situations, while the speaker (8) provides audible notification. It generates a notification. Depending on the user's preference, a warning light (7), speaker (8) and notification can be provided via one or more of the screen (9) output units. The speaker (8) emits an audible alarm in specified situations such as pressure loss or blockage. It creates a warning light (7) which visually indicates these situations. 9 This allows healthcare personnel to continuously visually inspect the drainage reservoir. An independent feedback structure is provided. System control buttons (6) enable the user to interact with the system. It provides. The device can be switched on and off via the system control buttons (6), The alarms created can be managed and the data displayed on the screen (9) 5 Switching between them is possible. In one application of the invention, the system processes drainage in the control circuits (15, 16). a system that enables the transmission of data to an external monitoring station or mobile devices It includes a wireless data transmission module. Through the wireless data transmission module Pressure data, flow rate data, and system-generated alarm information are monitored externally. 10 It can be transferred to the workstation or mobile devices. Thus, the system... The generated drainage data is displayed on the device's screen (9), warning light (7) and speaker (8) In addition, it can be monitored from an external monitoring environment. In order for the system in question to operate in a portable manner, a battery (17) Battery (17), sensors, control circuits and user feedback 15 It provides the necessary energy for the electronic components that enable surgery. Drainage monitoring system located next to the patient's bed or on the patient along with the drainage line. It is available for use. The system also includes a device mounting bracket (4). The device mounting bracket (4), The system allows it to be secured to the patient, the patient's clothing, or the bed. 20 Thus, the stress that the weight of the device could create directly on the drainage line This ensures that the load is reduced and the system is kept in a fixed position during use. The system in question is used primarily by means of a protective hinge (5). The right part of the reservoir (3) opens relative to the left part of the protective reservoir (2). Sensor The component tube (1) is connected to the reservoir connection sockets (10) inside the protective reservoir 25 The sensor area is positioned by fitting the tube into the reservoir connection slots (10). (11), suitable for measurement with load cell (12) and flow meter (13) It is located there. Then the protective tank is closed and the system drains into the drainage line. The tube containing the sensor component is getting ready for measurements to be taken. Part (1-a) is connected to the surgical drainage tube coming from the surgical area, tube 30 The outlet section (1-b) is connected to the line leading to the drainage reservoir. Surgical drainage During the procedure, the fluid drained from the surgical area comes from the inlet of the tube (1-a) It enters the sensor component tube (1), passes through the sensor area (11) and exits the tube It is transferred from part (1-b) to the drainage reservoir. During the passage of the liquid through the sensor component tube (1), the load cell (12) drains. It detects the physical changes created on the tube by the negative pressure in the line, The flow meter (13) measures the flow rate and amount of liquid passing through the tube. Data obtained from the sensors are transmitted to sensor 1 via sensor connection cables (14). The signal is transmitted to the control circuit (15) and to the sensor 2 control circuit (16). 5 Pressure and flow data processed by control circuits (15, 16) simultaneously This is cross-checked. No flow when negative pressure is present. In this case, the system determines the possibility of a blockage, the loss of negative pressure, or The situation regarding vacuum loss when it approaches atmospheric level. is determined. Changes in the flow data are also monitored by the system. 10 Information is obtained about the current operational status of the drainage system. The results obtained are as follows: presented to the user on the screen (9) and according to the detected alarm conditions Notification is generated via the warning light (7) and speaker (8). System control Through the buttons (6), the user can manage alarm and display functions. In the application where the wireless data transmission module is located, the processed pressure, flow rate and 15 Alarm data is transmitted to an external monitoring station or mobile devices. Within the scope of the invention, the sensor component tube (1), protective housing parts (2, 3) and is designed to be detachable from electronic components. Sensor connection cables (14) sensor 1 control circuit (15) and sensor 2 control circuit (16) When the connections with the sensor component tube (1) are separated, the protective housing is 20 from the left part. (2) and the protective housing can be made independent by removing it from the right part (3). This structure is shown in Figure 8 with a standalone view of the tube containing the sensor component. Electronic boards and protective housing parts of the sensor component tube (1) (2, 3) The tube should be able to be separated from the system independently, without containing any components. This allows for the sterilization procedure. The sterilization process takes 25 minutes. thanks to the separation of the sensor component tube (1) from the electronic components of the system The electronic circuits and battery (17) located inside the protective housing tube There is no need to subject them to the sterilization process together. Sterilization Afterwards, the sensor component tube (1) is placed back into the protective housing. It can be installed. By fitting the tube into the reservoir connection slots (10), the sensor 30 region (11) can be measured with load cell (12) and flow meter (13) It is brought to this position. Thus, the sensor component tube (1) is removed and re-installed. After installation into the system, the positioning of the reservoir connection according to the sensors is provided via the nests (10). 11 The system described in the invention involves the combined evaluation of pressure and flow data. the use of the drainage line solely as a mechanical connection for carrying liquid Furthermore, it creates a structure that provides data on the operational status of the drainage system. It provides the negative pressure condition via the load cell (12) and the flow meter (13). The fluid flow is determined by means of the control circuits (15, 16) and the aforementioned 5 The two data points are cross-checked simultaneously. This structure enables drainage. The situation where no flow occurs despite the presence of negative pressure in the line, and negative The situations where pressure is lost are separated and reported to the user. Thus... The invention concerns a surgical drainage monitoring system that monitors negative pressure in the drainage line. monitoring the continuity and fluid flow through the same system, pressure and flow 10 the combined evaluation of the data, conditions related to blockage and loss of vacuum identification and the information obtained through visual, auditory or external monitoring tools It ensures that the sensor component tube (1) is transmitted to the user. Its removable structure ensures use in accordance with sterilization procedures, while the reservoir connection sockets (10) ensure that the tube is placed firmly in the measuring position and the device 15 The hanging bracket (4) ensures that the system is fixed to the patient or bed during use. It provides. 25

Claims

12 REQUESTS 1. The invention relates to the treatment of fluids that accumulate in body cavities after surgical operations. negative pressure in the drainage line used for discharge and the combined effect of liquid flow monitoring and checking for blockages and vacuum loss in the drainage line. 5 It is a surgical drainage monitoring system that enables the determination of the problem, and its feature is; - during the transfer of fluid from the surgical area to the drainage reservoir to create a flow path from which pressure and flow data can be obtained, (1-a) the tube inlet section that connects to the surgical drainage tube on the side and on the other side, tube 10 that allows the liquid to be transferred to the drainage reservoir. a sensor component tube (1) with an output section (1-b), - housing of the sensor component tube (1) and electronic system To ensure the protection of the components and the battery (17), hinge (5) the placement of the sensor component tube (1) which is connected to each other via or a protective compartment that can be opened and closed for removal, left part 15 (2) and a protective housing right part (3), - the tube with the sensor component (1) in the designated position inside the protective housing and fixed placement and the sensor area (11) is the same as the sensors to ensure that the sensor component tube (1) is kept in the measurement position the connection sockets (10) of the reservoir in which it sits, 20 - obtaining pressure and flow data through the sensor component tube (1) a load cell (12) and flow meter (13) associated with it to provide sensor area (11), - negative pressure in the surgical drainage line on the sensor component tube (1) By sensing the physical changes it causes, the vacuum in the drainage line 25 a load cell (12) to enable monitoring of the level, - the speed and quantity of liquid passing through the sensor component tube (1) By detecting this, it is possible to determine the instantaneous flow rate and the total amount of drainage. a flow meter (13), - data obtained from the load cell (12) and flow meter (13) are checked against the relevant control 30 sensor connection cables (14) to ensure that the transmission is made to the circuits, - processing signals from the load cell (12) and negative in the drainage line A sensor 1 to convert pressure data indicating the pressure status. 13 By processing the data from the flow meter (13) with the control circuit (15), the instantaneous flow and a sensor 2 control circuit (16) to obtain total volume data, - obtained negative pressure, liquid flow rate, total drainage amount, and alarm. a screen (9) to enable the information to be presented to the user, - Any detected blockages or vacuum loss are visually and visually communicated to the user. 5 a warning light (7) and a loudspeaker to provide an audible notification. (8), - the user can turn the system on and off, manage alarms and the screen (9) to allow switching between the data displayed on it system control buttons (6), 10 - the electronic components need power for the system to operate in a portable manner. to provide a battery (17) and the system to the patient, the patient’s clothing or by securing it to the bed, so that the weight of the device is directed towards the drainage line. reducing the stress it can create and keeping the system stable during use It is characterized by having a device hanging bracket (4) for holding it. 15 2. The system conforms to Claim 1, and its characteristic feature is that the operating condition of the drainage line is under pressure. and flow, which is determined through two different physical parameters. In order to ensure that the data obtained from the load cell (12) and flow meter (13) are equalized cross-checking in a timely manner, despite the presence of negative pressure. If there is no fluid flow, there is a possibility of a blockage in the drainage line and 20 in the absence of negative pressure or when it approaches atmospheric level It is characterized by containing control circuits (15, 16) that determine the vacuum loss. 30