CN117838125A - Urodynamic analyzer - Google Patents

Abstract

A urodynamic analyzer, belonging to the technical field of medical examination instruments. The urodynamic analyzer includes: the pressure acquisition box is used for acquiring at least one of bladder pressure, abdominal pressure and urethral pressure, and determining a bladder pressure curve, an abdominal pressure curve and a urethral pressure curve correspondingly according to the variable quantities of the bladder pressure, the abdominal pressure and the urethral pressure in unit time; the urine flow rate meter is used for acquiring the weight of urine discharged by a patient, determining a urine volume curve according to the weight of the urine in unit time, and determining a urine flow rate curve according to the change of the weight of the urine in unit time; the host obtains at least one of the bladder pressure curve, abdominal pressure curve, and urethral pressure curve, and the urine flow rate curve and urine volume curve to generate a diagnostic report.

Description

Urodynamic analyzer

Technical Field

The invention relates to the technical field of medical examination instruments, in particular to a urodynamic analyzer.

Background

The existing urodynamic synchronous measurement is usually carried out in an examination room, a doctor uses a urodynamic analyzer to simulate the process of filling the bladder of a human body by slowly injecting normal saline into the bladder, then the patient is led to urinate autonomously, and meanwhile, the change parameters of the internal pressure of the bladder, abdominal pressure and urine flow rate of the patient are measured and recorded, so that relevant analysis and diagnosis are carried out. However, this diagnostic procedure has the disadvantage that: the urodynamic analyzer is used as a complete medical examination device and can only be used as a whole machine, but when a patient in the ICU of a hospital cannot walk, the urodynamic analyzer is inconvenient to examine; the bladder is filled rapidly in a perfusion mode, and the bladder is not filled naturally by the patient through the kidney in a real state, so that the bladder is checked to be deviated from real; the patient is checked under the fixation of doctor in the whole course, so that the white-coat effect is easy to generate, and the accuracy of the checking result is affected.

Disclosure of Invention

The invention mainly solves the technical problems that: a urodynamic analyzer in which a pressure collecting cell and a uroflowmeter can be used alone is provided.

According to a first aspect, there is provided in one embodiment a urodynamic analyzer comprising:

the pressure acquisition box is used for acquiring at least one of bladder pressure, abdominal pressure and urethral pressure, and correspondingly determining a bladder pressure curve, an abdominal pressure curve and a urethral pressure curve according to the variable quantities of the bladder pressure, the abdominal pressure and the urethral pressure in unit time;

a urine flow rate meter for acquiring the weight of urine discharged by a patient, determining a urine volume curve according to the weight of the urine in unit time, and determining a urine flow rate curve according to the change of the weight of the urine in unit time;

a host computer that obtains at least one of the bladder pressure curve, the abdominal pressure curve, and the urethral pressure curve, and the urine flow rate curve and the urine volume curve, to generate a diagnostic report.

In one embodiment, the pressure acquisition cell comprises:

the analog-to-digital conversion module is used for obtaining the analog quantity of the bladder pressure, the analog quantity of the abdominal pressure and the analog quantity of the urethral pressure so as to correspondingly convert the analog quantity of the bladder pressure, the digital quantity of the abdominal pressure and the digital quantity of the urethral pressure;

the first processor is connected with the analog-to-digital conversion module and is used for acquiring at least one of the digital quantity of the bladder pressure, the digital quantity of the abdominal pressure and the digital quantity of the urethral pressure, and determining a bladder pressure curve, an abdominal pressure curve and a urethral pressure curve correspondingly according to the digital quantity of the bladder pressure, the digital quantity of the abdominal pressure and the variable quantity of the digital quantity of the urethral pressure in unit time.

In one embodiment, the urine flow meter comprises:

the weighing sensor is used for acquiring the weight of urine discharged by a patient;

and the second processor is connected with the weighing sensor and used for determining a urine volume curve according to the change of the weight of the urine in unit time and determining a urine flow rate curve according to the change of the weight of the urine in unit time.

In one embodiment, the pressure acquisition box further comprises a first key module and a display module;

the first key module is used for marking the urgent degree of the urine meaning of the patient; the first processor responds to the triggering of the first key module to mark the urgent degree of the urine meaning on the bladder pressure curve, the abdomen pressure curve and the urethra pressure curve;

the display module is used for displaying the bladder pressure curve, the abdominal pressure curve and the urethra pressure curve and/or displaying the bladder pressure curve, the abdominal pressure curve and the urethra pressure curve with the urine intention emergency degree mark.

In one embodiment, the urine flow rate meter further comprises a second key module and a second voice module;

and responding to an operation instruction of a second voice module, and triggering the second key module to correspondingly operate the urine flow rate meter.

In one embodiment, the pressure acquisition box further comprises a first connection identification module and a first connection module, wherein the first connection module comprises a first wireless connection module and a first wired connection module;

the first wireless connection module comprises a first Bluetooth receiver, and when the pressure acquisition box and the host enter an offline mode, the connection between the first Bluetooth receiver and a Bluetooth transmitter of the host is disconnected;

the first wired connection module comprises a first wired interface, and when the pressure acquisition box and the host enter an offline mode, the first wired interface is disconnected with the host;

the host computer utilizes the first connection identification module to determine that the pressure acquisition box is connected with the host computer so as to exit the off-line mode, and the bladder pressure curve, the abdomen pressure curve and the urethra pressure curve generated by the pressure acquisition box in the off-line mode are obtained through the first connection module.

In one embodiment, the urine flow meter further comprises: the second connection identification module and the second connection module comprise a second wireless connection module and a second wired connection module;

the second wireless connection module comprises a second Bluetooth receiver, and when the uroflow rate meter and the host enter an offline mode, the connection between the second Bluetooth receiver and a Bluetooth transmitter of the host is disconnected;

the second wired connection module comprises a second USB interface, and when the urine flow rate meter and the host enter an offline mode, the second USB interface is disconnected with the host;

the host computer utilizes the second connection identification module to determine that the urine flow rate meter is connected with the host computer so as to exit the off-line mode, and the urine flow rate curve and the urine volume curve generated by the urine flow rate meter in the off-line mode are obtained through the second connection module.

In one embodiment, the pressure acquisition box further comprises a first power module, the first power module comprises a first direct current power supply module and a first storage battery power supply module, and the pressure acquisition box adopts the first direct current power supply module or the first storage battery power supply module to supply power.

In one embodiment, the urine flow rate meter further comprises a second power module, the second power module comprises a second direct current power supply module and a second storage battery power supply module, and the urine flow rate meter is powered by the second direct current power supply module or the second storage battery power supply module.

In one embodiment, the pressure acquisition box further comprises a first storage module, and the urine flow rate meter further comprises a second storage module;

the first storage module is used for storing the bladder pressure data, the abdomen pressure data and the urethra pressure data acquired by the pressure acquisition box in an off-line mode; the second storage module is used for storing urine flow rate data and urine volume data acquired by the urine flow rate meter in an off-line mode.

According to the embodiment, the urodynamic analyzer comprises a pressure acquisition box, a uroflow rate meter and a host machine, wherein the pressure acquisition box is used for acquiring at least one of bladder pressure, abdominal pressure and urethral pressure, and a bladder pressure curve, an abdominal pressure curve and a urethral pressure curve are correspondingly determined according to the change amounts of the bladder pressure, the abdominal pressure and the urethral pressure in unit time. The urine flow rate meter is used for acquiring the weight of urine discharged by a patient, and the urine volume curve and the urine flow rate curve are determined according to the weight of the urine and the change of the weight in unit time. The host computer obtains at least one of a bladder pressure curve, an abdominal pressure curve and a urethral pressure curve, and a urine flow rate curve and a urine volume curve, thereby generating a diagnostic report. The pressure acquisition box and the uroflowmeter are designed into independent modules, the pressure acquisition box and the uroflowmeter can leave a host of the urodynamic analyzer and serve as off-line equipment independently, and the host can be kept away from other wards to be used, so that the flexibility of a use mode is improved, and the limitation of examination of bedridden patients is relieved. In addition, the patient does not need to check under the fixation of the doctor in the whole course, so that the accuracy of the checking result is improved.

Drawings

FIG. 1 is a schematic diagram of a conventional urodynamic analyzer;

FIG. 2 is a schematic diagram of the structure of a urodynamic analyzer according to an embodiment;

FIG. 3 is a schematic view of a pressure acquisition box according to an embodiment;

FIG. 4 is a schematic diagram of the structure of a urine flow rate meter according to an embodiment;

fig. 5 is a schematic diagram of a urodynamic analyzer equipped with multiple sets of pressure acquisition boxes and a uroflow meter according to an embodiment.

Detailed Description

The invention will be described in further detail below with reference to the drawings by means of specific embodiments. Wherein like elements in different embodiments are numbered alike in association. In the following embodiments, numerous specific details are set forth in order to provide a better understanding of the present application. However, one skilled in the art will readily recognize that some of the features may be omitted, or replaced by other elements, materials, or methods in different situations. In some instances, some operations associated with the present application have not been shown or described in the specification to avoid obscuring the core portions of the present application, and may not be necessary for a person skilled in the art to describe in detail the relevant operations based on the description herein and the general knowledge of one skilled in the art.

Furthermore, the described features, operations, or characteristics of the description may be combined in any suitable manner in various embodiments. Also, various steps or acts in the method descriptions may be interchanged or modified in a manner apparent to those of ordinary skill in the art. Thus, the various orders in the description and drawings are for clarity of description of only certain embodiments, and are not meant to be required orders unless otherwise indicated.

The numbering of the components itself, e.g. "first", "second", etc., is used herein merely to distinguish between the described objects and does not have any sequential or technical meaning. The terms "coupled" and "connected," as used herein, are intended to encompass both direct and indirect coupling (coupling), unless otherwise indicated.

The utility model provides a can regard as urine dynamic room's check equipment to make urine dynamic analyzer through split and combination mode for solving the unable nimble removal of traditional urine dynamic analyzer, the inconvenient problem of examining of bedridden patient, also can regard as bedside guardianship equipment to use, carries out the concrete explanation below.

Referring to fig. 1, the urodynamic analyzer includes a main unit 100, a main control box 200, and a main control unit 300. The main control unit 300 is a core control unit in the urodynamic analyzer, and is responsible for coordination and control of the whole urodynamic analyzer, and comprises an Electromyogram (EMG) 330 and a liquid shortage detection device 340, wherein the electromyogram 330 is used for detecting the electric activity of related muscles in the urination process, and the liquid shortage detection device 340 is used for detecting the missing condition of a perfusion pipeline. The main control unit 300 also controls the peristaltic pump 310 and the bolus pump 320 to regulate the flow of the perfusate. The master control box 200 controls the retractor 210 for retracting the urethral manometry catheter in the urethra and other related organs to simulate actual physiological conditions. The host computer 100 has stored therein a software system in the urodynamic analyzer, and the host computer 100 is powered by the power supply 110 and connected to the pressure acquisition box 120 and the uroflow meter 130 to acquire acquisition data of the pressure acquisition box 120 and the uroflow meter 130. At the same time, master control box 200 is connected to host 100 to transmit status and control parameters of retractor 210. The main control unit 300 receives a control command from the host 100 according to the analysis result of the host 100 to adjust the operation parameters of the peristaltic pump 310 and the bolus pump 320 to achieve the required measurement conditions. The host 100 processes the acquired various parameters, and synchronously displays the processing results on a screen, and outputs a detection report through a printer.

Referring to fig. 2, in one embodiment, the present application provides a urodynamic analyzer including a pressure acquisition cell 120 that can be used alone, a uroflow meter 130 that can be used alone, and a host 100.

Referring to fig. 3, in one embodiment, the pressure acquisition box 120 includes an analog-to-digital conversion module 121, a first processor 122, a first connection module 123, a first connection identification module 124, a first power module 125, a first key module 126, a first storage module 127, a first voice module 128, and a display module 129.

In one embodiment, the pressure acquisition box 120 uses the principle of fluid dynamics, after the pressure at the bladder, the abdomen and the urethra passes through the pressure sensor at the catheter, the pressure sensor converts the acquired pressure signal into a weak electric signal and amplifies the weak electric signal through the amplifying channel, and the weak electric signal is converted into a digital signal through the analog-to-digital conversion module 121 in the pressure acquisition box 120 and then is subjected to data acquisition, processing and display by the first processor 122.

In one embodiment, the analog-to-digital conversion module 121 includes three analog-to-digital converters, which respectively obtain an analog quantity of the bladder pressure, an analog quantity of the abdominal pressure, and an analog quantity of the urethral pressure, and convert the analog-to-digital quantities of the bladder pressure, the abdominal pressure, and the urethral pressure.

In one embodiment, the first processor 122 is connected to the analog-to-digital conversion module 121, and is configured to obtain at least one of a digital amount of the bladder pressure, a digital amount of the abdominal pressure, and a digital amount of the urethral pressure, and determine a bladder pressure curve, an abdominal pressure curve, and a urethral pressure curve according to the corresponding changes of the digital amount of the bladder pressure, the digital amount of the abdominal pressure, and the digital amount of the urethral pressure in a unit time. One skilled in the art will recognize that the unit time may be 1s or other artificially set time, and the first processor 122 uses an STM32F405VG chip.

In one embodiment, after the host 100 creates or selects one or more patients, the physician selects the pressure acquisition box 120, at which point the pressure acquisition box 120 disconnects the first connection module 123 into an offline mode, and the pressure acquisition box 120 will save the patient information of the current examination, and if multiple patients are selected, the physician automatically jumps to the next patient for examination after the examination. The first connection module 123 includes a first wireless connection module including a first bluetooth receiver and a first wired connection module including a first wired interface, and disconnects the first bluetooth receiver in the first connection module 123 and the bluetooth transmitter in the host 100 when the pressure acquisition box 120 enters the offline mode, or disconnects the first wired interface in the first connection module 123 from the host 100. The pressure acquisition box 120 is correspondingly provided with a Bluetooth remote controller under the first wireless connection module, so as to perform Bluetooth control on the pressure acquisition box 120. The first bluetooth receiver adopts ESP32 bluetooth communication, and the first wired interface may adopt a USB interface or a Type-C interface.

In one embodiment, when the pressure acquisition box 120 is connected to the host machine 100, the first connection identification module 124 determines that the pressure acquisition box 120 is successfully connected to the host machine 100, and the pressure acquisition box 120 exits the offline mode, and the first connection module 123 is used to send the curve acquired by the pressure acquisition box 120 in the offline mode to the host machine 100. The first connection identification module 124 adopts a hall switch.

In one embodiment, after the pressure acquisition box 120 enters the offline mode, the pressure acquisition box 120 needs to operate separately, so the pressure acquisition box 120 further includes a first power module 125, where the first power module 125 includes a first dc power module and a first battery power module. When the pressure acquisition box 120 is not in the offline mode, the host 100 charges the first storage battery in the pressure acquisition box 120, and automatically stops charging after the first storage battery is full; when the pressure acquisition box 120 is in the offline mode, the pressure acquisition box 120 is separated from the host 100, and the first direct current power supply module can be used for supplying power to the pressure acquisition box 120, and the first storage battery can also be used for supplying power. The first storage battery adopts a 5V lithium battery, and the first direct current power supply module adopts 3.3V-5V direct current for charging.

In one embodiment, the pressure acquisition box 120 further includes a first key module 126, where the first key module 126 includes a direction key and a wake-up key, and each inspection operation and mark line button is selectable and triggered by the direction key in the pressure acquisition box 120. The wake-up key is typically an "OK" key, and when triggered, the pressure acquisition box 120 may perform offline operations.

In one embodiment, the first key module 126 includes an "initial urinary meaning" key, a "strong urinary meaning" key, and an "urgent urinary meaning" key. After the pressure acquisition box 120 is taken offline, the pressure acquisition box 120 is placed at the patient's bedside using a matched offline support, and the height of the pressure acquisition box 120 is adjusted so as to be at the same height as the pubic symphysis of the patient. After the sterilized urethral and rectal pressure measuring catheters are emptied, they are connected to pressure sensors corresponding to the analog-to-digital conversion modules 121 in the pressure acquisition box 120, respectively. And (3) under the aseptic technique, performing urethral catheterization until the bladder pressure measurement and the water injection port completely enter the bladder, stopping, inserting the rectal pressure measurement catheter into the anus of the patient, and fixing the urethral pressure measurement catheter and the rectal pressure measurement catheter on the thigh of the patient by using a medical adhesive tape so as to prevent the inserted catheter from falling off. The pressure acquisition box 120 is provided with a measurement time length, and measurement is started after external zeroing. The patient naturally produces urine through the kidneys in real conditions, slowly fills the bladder, continuously measures the pressure of the bladder and the pressure of the abdomen during the storage period, and the first processor 122 in the pressure acquisition box 120 also determines the detrusor pressure based on the pressure of the bladder and the pressure of the abdomen, and specifically the detrusor pressure can be determined based on the pressure of the bladder minus the pressure of the abdomen, and the bladder pressure curve, the pressure curve, and the detrusor pressure curve are determined based on the pressure of the bladder, the pressure of the abdomen, and the pressure of the detrusor. When the patient feels the initial urine intention and the strong urine intention, the initial urine intention button and the strong urine intention button are triggered, and the bladder pressure curve, the abdominal pressure curve, the urethra pressure curve and the detrusor pressure curve can make corresponding marks; when the patient feels the unprecedented urgent urination, the "urgent urination" button is triggered and the pressure acquisition box 120 automatically sounds an alarm to pass through the medical staff.

In one embodiment, the pressure acquisition box 120 further includes a first memory module 127, where the first memory module 127 employs a built-in memory card to store the bladder pressure data, abdominal pressure data, and detrusor pressure data acquired by the pressure acquisition box in an off-line mode, and corresponding bladder pressure curve, abdominal pressure curve, urethral pressure curve, and detrusor pressure curve. When the pressure acquisition box 120 is used alone, each curve data is stored in a single inspection unit, and each inspection data is stored in a folder, and the folder name is the starting inspection time (for example, 20230911124105, namely, a character string of time of year, month, day, minute and second) as a unique identifier of one inspection of the device. The first storage module 127 uses an SD card for storage.

In an embodiment, the pressure acquisition box 120 is further provided with a first voice module 128, and the first voice module 128 triggers the first wake-up button 124 and the first button module 126 through voice guidance, so that the operation can be more convenient in cooperation with the bluetooth remote controller. Wherein the first speech module 128 employs a WT588E speech module.

In one embodiment, the pressure acquisition box 120 has a display module 129 for displaying the pressure value and the pressure curve in real time during the inspection process, and after the pressure acquisition box 120 enters the offline mode, the display screen in the pressure acquisition box 120 automatically switches to the "curve" interface, and the operation buttons are displayed on the "curve" interface. After marking the bladder pressure curve, the abdominal pressure curve, and the urethral pressure curve via the first button module 126 at the "curve" interface, the display module 129 may also display the bladder pressure curve, the abdominal pressure curve, and the urethral pressure curve with the urine intent urgency level marking. Wherein the display module 129 employs a 2.8 inch TFT display screen.

Referring to fig. 4, in one embodiment, the urine flow meter 130 includes a load cell 131, a second processor 132, a second connection module 133, a second connection identification module 134, a second power module 135, a second storage module 136, a second voice module 137, and a second key module 138.

In one embodiment, the urine flow meter 130 uses the weighing type measurement principle to determine the urine volume and the urine flow rate by continuously measuring the weight of urine discharged from the patient and then calculating the weight and the change in weight of urine per unit time by the second processor 132 and plotting the urine volume curve and the urine flow rate curve in real time.

In one embodiment, the load cell 131 is used to obtain the weight of urine discharged by the patient to determine the weight of urine discharged by the patient.

In one embodiment, the second processor 132 is coupled to the load cell 131 to determine a urine volume curve and a urine flow rate curve based on the weight of urine and the amount of change in weight per unit time. One skilled in the art will recognize that the unit time may be 1s or other artificially set time, and the second processor 132 may also employ an STM32F405VG chip.

In one embodiment, after the host 100 creates or selects one or more patients, the physician selects the urometer 130, at which point the urometer 130 disconnects the second connection module 133 into an offline mode, and the urometer 130 will save the patient information for the current examination, and if multiple patients are selected, the physician automatically jumps to the next patient for examination after the examination. The second connection module 133 includes a second wireless connection module including a second bluetooth receiver and a second wired connection module including a second USB interface, and disconnects the second bluetooth receiver in the second connection module 133 and the bluetooth transmitter in the host 100 when the uroflowmeter 130 enters the offline mode, or disconnects the second USB interface in the second connection module 133 from the host 100. Wherein the second bluetooth receiver likewise employs ESP32 bluetooth communication.

In one embodiment, when the urometer 130 is connected to the host 100, the second connection identification module 134 determines that the urometer 130 is successfully connected to the host 100, and the urometer 130 exits the offline mode, and the second connection module 133 is used to send the data collected by the urometer 130 in the offline mode to the host 100. Wherein the second connection identification module 134 employs a hall switch.

In one embodiment, after the urometer 130 enters the offline mode, the urometer 130 defaults to a sleep state, and the urometer 130 is awakened by clicking a function key, at which time the second voice module 137 in the urometer 130 may have a voice prompt to operate according to the voice prompt.

In one embodiment, after the uroflow meter 130 enters the offline module, the uroflow meter 130 needs to operate separately, so the uroflow meter 130 further includes a second power module 135, and the second power module 135 includes a second dc power module and a second battery power module. When the urometer 130 is not in the off-line mode, the host 100 charges the second battery in the urometer 130, and stops charging automatically after the second battery is full; when the urometer 130 is in the off-line mode, the urometer 130 is separated from the host 100, and the urometer 130 can be powered by the second direct current power supply module or the second storage battery. The second storage battery adopts a 5V lithium battery, and the second direct current power supply module adopts 3.3V-5V direct current for charging.

In one embodiment, the urine flow meter 130 further includes a second memory module 136, the second memory module 136 employing a built-in memory card to store the urine volume curve and the urine flow rate curve. When the uroflow meter 130 is used alone, the urine volume curve and the uroflow rate curve are stored in a single examination unit, and each examination data is stored in a folder named as the start examination time (for example, 20230911124105, i.e., a character string of time of year, month, day, minute, second), which is also used as a unique identification of one examination of the present apparatus. The second memory module 136 also uses an SD card.

In one embodiment, the urine flow rate meter 130 is further provided with a second voice module 137 and a second key module 138, and the second voice module 137 directs the second key module 138 to perform corresponding operation through voice, so that the operation is more convenient. Cases in the second key module 138 include, but are not limited to, a "start/stop" key, a "reset" key, a "unit switch" key, and the like. Wherein the second speech module 137 employs a WT588E speech module.

In one embodiment, the host 100 obtains pressure data and urine flow rate data to generate a diagnostic report. In the course of the patient's natural filling with urine, various pressures in the whole course are collected by the pressure collection box 120, and when the patient needs to urinate, the doctor guides the patient to urinate by using the urine flow rate meter 130, and while measuring the urine flow rate, the pressure collection box 120 is still used for collecting the bladder pressure and the abdominal pressure in the urination course. After the examination is finished, if there are patients who are not examined, the patient automatically jumps to the next patient to be examined, after all the patients are examined, the pressure acquisition box 120 and the urine flow rate meter 130 are respectively connected to the host computer by using the first connection module 123 and the second connection module 133 to exit the offline mode, after the connection is successful, the data acquired by the pressure acquisition box 120 and the urine flow rate meter 130 are uploaded to the host computer 100, and a doctor can check in the host computer 100 to generate a diagnosis report after analysis and diagnosis. It should be noted that, according to the different examination items, the pressure acquisition box 120 may acquire at least one of the bladder pressure, the abdominal pressure and the urethral pressure, or may acquire the bladder pressure, the abdominal pressure and the urethral pressure, so that the host 100 acquires the data acquired by the pressure acquisition box 120 to perform the diagnosis of the corresponding examination item.

The application provides a urine dynamic analyzer designs pressure acquisition box 120 and uroflow rate meter 130 into independent module, can leave urine dynamic analyzer's host computer, alone as off-line equipment, can keep away from the host computer and use in other wards. In addition, the pressure acquisition box 120 and the urine flow rate meter 130 are designed into independent modules, so that the pressure acquisition box can be used as examination equipment of a urine power room and can also be used as bedside monitoring equipment, the use mode is flexible, and the examination limitation of bedridden patients is relieved. In addition, the same host 100 can be configured with multiple off-line devices to improve inspection efficiency and save device cost. As shown in fig. 5, a large urodynamic analyzer is purchased in a urine power room of a hospital, a plurality of sets of pressure acquisition boxes 120 and uroflow meters 130 can be added, all devices are added into a host 100 for management, each set of devices can be used as independent modules and simultaneously applied to different patients in different wards in an independent off-line mode, inspection is completed, and finally inspection results are uploaded to a cloud platform server through the host 100, so that remote diagnosis and treatment are facilitated, and internetworking is realized.

The foregoing description of the invention has been presented for purposes of illustration and description, and is not intended to be limiting. Several simple deductions, modifications or substitutions may also be made by a person skilled in the art to which the invention pertains, based on the idea of the invention.

Claims (10)

1. A urodynamic analyzer, comprising:

the pressure acquisition box is used for acquiring at least one of bladder pressure, abdominal pressure and urethral pressure, and correspondingly determining a bladder pressure curve, an abdominal pressure curve and a urethral pressure curve according to the variable quantities of the bladder pressure, the abdominal pressure and the urethral pressure in unit time;

a urine flow rate meter for acquiring the weight of urine discharged by a patient, determining a urine volume curve according to the weight of the urine in unit time, and determining a urine flow rate curve according to the change of the weight of the urine in unit time;

a host computer that obtains at least one of the bladder pressure curve, the abdominal pressure curve, and the urethral pressure curve, and the urine flow rate curve and the urine volume curve, to generate a diagnostic report.

2. The urodynamic analyzer of claim 1, wherein the pressure acquisition cell comprises:

the analog-to-digital conversion module is used for obtaining the analog quantity of the bladder pressure, the analog quantity of the abdominal pressure and the analog quantity of the urethral pressure so as to correspondingly convert the analog quantity of the bladder pressure, the digital quantity of the abdominal pressure and the digital quantity of the urethral pressure;

the first processor is connected with the analog-to-digital conversion module and is used for acquiring at least one of the digital quantity of the bladder pressure, the digital quantity of the abdominal pressure and the digital quantity of the urethral pressure, and determining a bladder pressure curve, an abdominal pressure curve and a urethral pressure curve correspondingly according to the digital quantity of the bladder pressure, the digital quantity of the abdominal pressure and the variable quantity of the digital quantity of the urethral pressure in unit time.

3. The urodynamic analyzer of claim 1, wherein the uroflow meter comprises:

the weighing sensor is used for acquiring the weight of urine discharged by a patient;

and the second processor is connected with the weighing sensor and used for determining a urine volume curve according to the weight of the urine in unit time and determining a urine flow rate curve according to the change of the weight of the urine in unit time.

4. The urodynamic analyzer of claim 2, wherein the pressure acquisition cell further comprises a first key module and a display module;

the first key module is used for marking the urgent degree of the urine meaning of the patient; the first processor responds to the triggering of the first key module to mark the urgent degree of the urine meaning on the bladder pressure curve, the abdomen pressure curve and the urethra pressure curve;

the display module is used for displaying the bladder pressure curve, the abdominal pressure curve and the urethra pressure curve and/or displaying the bladder pressure curve, the abdominal pressure curve and the urethra pressure curve with the urine intention emergency degree mark.

5. The urodynamic analyzer of claim 3, wherein the uroflow meter further comprises a second key module and a second voice module;

and responding to an operation instruction of a second voice module, and triggering the second key module to correspondingly operate the urine flow rate meter.

6. The urodynamic analyzer of claim 2, wherein the pressure acquisition cell further comprises a first connection identification module and a first connection module, the first connection module comprising a first wireless connection module and a first wired connection module;

the first wireless connection module comprises a first Bluetooth receiver, and when the pressure acquisition box and the host enter an offline mode, the connection between the first Bluetooth receiver and a Bluetooth transmitter of the host is disconnected;

the first wired connection module comprises a first wired interface, and when the pressure acquisition box and the host enter an offline mode, the first wired interface is disconnected with the host;

the host computer utilizes the first connection identification module to determine that the pressure acquisition box is connected with the host computer so as to exit the off-line mode, and the bladder pressure curve, the abdomen pressure curve and the urethra pressure curve generated by the pressure acquisition box in the off-line mode are obtained through the first connection module.

7. The urodynamic analyzer of claim 3, wherein the uroflow meter further comprises: the second connection identification module and the second connection module comprise a second wireless connection module and a second wired connection module;

the second wireless connection module comprises a second Bluetooth receiver, and when the uroflow rate meter and the host enter an offline mode, the connection between the second Bluetooth receiver and a Bluetooth transmitter of the host is disconnected;

the second wired connection module comprises a second USB interface, and when the urine flow rate meter and the host enter an offline mode, the second USB interface is disconnected with the host;

the host computer utilizes the second connection identification module to determine that the urine flow rate meter is connected with the host computer so as to exit the off-line mode, and the urine flow rate curve and the urine volume curve generated by the urine flow rate meter in the off-line mode are obtained through the second connection module.

8. The urodynamic analyzer of claim 2, wherein the pressure acquisition box further comprises a first power module, the first power module comprising a first dc power module and a first battery power module, the pressure acquisition box being powered with the first dc power module or the first battery power module.

9. The urodynamic analyzer of claim 3, wherein the urodynamic meter further comprises a second power module, the second power module comprising a second direct current power module and a second battery power module, the urodynamic meter being powered with the second direct current power module or the second battery power module.

10. The urodynamic analyzer of any one of claims 6 or 7, wherein the pressure acquisition cell further comprises a first memory module, and the uroflow meter further comprises a second memory module;

the first storage module is used for storing the bladder pressure data, the abdomen pressure data and the urethra pressure data acquired by the pressure acquisition box in an off-line mode; the second storage module is used for storing urine flow rate data and urine volume data acquired by the urine flow rate meter in an off-line mode.