CN117599308A - Intelligent feedback catheterization device and method for clinic - Google Patents
Intelligent feedback catheterization device and method for clinic Download PDFInfo
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- CN117599308A CN117599308A CN202311765598.9A CN202311765598A CN117599308A CN 117599308 A CN117599308 A CN 117599308A CN 202311765598 A CN202311765598 A CN 202311765598A CN 117599308 A CN117599308 A CN 117599308A
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- 238000000034 method Methods 0.000 title claims abstract description 14
- 210000002700 urine Anatomy 0.000 claims abstract description 57
- 239000007788 liquid Substances 0.000 claims abstract description 33
- 230000005540 biological transmission Effects 0.000 claims abstract description 25
- 230000006698 induction Effects 0.000 claims abstract description 13
- 230000027939 micturition Effects 0.000 claims description 53
- 230000002485 urinary effect Effects 0.000 claims description 15
- 230000002159 abnormal effect Effects 0.000 claims description 12
- 238000012544 monitoring process Methods 0.000 claims description 9
- 239000000523 sample Substances 0.000 claims description 8
- 230000002093 peripheral effect Effects 0.000 claims description 6
- 230000001939 inductive effect Effects 0.000 claims description 2
- 230000009286 beneficial effect Effects 0.000 abstract description 2
- 238000011156 evaluation Methods 0.000 abstract description 2
- 238000001514 detection method Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000011084 recovery Methods 0.000 description 2
- 210000003708 urethra Anatomy 0.000 description 2
- 244000043261 Hevea brasiliensis Species 0.000 description 1
- 206010046555 Urinary retention Diseases 0.000 description 1
- 230000005856 abnormality Effects 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 229920003052 natural elastomer Polymers 0.000 description 1
- 229920001194 natural rubber Polymers 0.000 description 1
- 229920000915 polyvinyl chloride Polymers 0.000 description 1
- 239000004800 polyvinyl chloride Substances 0.000 description 1
- 229920002379 silicone rubber Polymers 0.000 description 1
Classifications
-
- 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
- A61M25/00—Catheters; Hollow probes
- A61M25/10—Balloon catheters
- A61M25/1018—Balloon inflating or inflation-control devices
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B5/00—Measuring for diagnostic purposes; Identification of persons
- A61B5/20—Measuring for diagnostic purposes; Identification of persons for measuring urological functions restricted to the evaluation of the urinary system
- A61B5/202—Assessing bladder functions, e.g. incontinence assessment
- A61B5/205—Determining bladder or urethral pressure
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B5/00—Measuring for diagnostic purposes; Identification of persons
- A61B5/20—Measuring for diagnostic purposes; Identification of persons for measuring urological functions restricted to the evaluation of the urinary system
- A61B5/207—Sensing devices adapted to collect urine
- A61B5/208—Sensing devices adapted to collect urine adapted to determine urine quantity, e.g. flow, volume
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B5/00—Measuring for diagnostic purposes; Identification of persons
- A61B5/74—Details of notification to user or communication with user or patient ; user input means
- A61B5/746—Alarms related to a physiological condition, e.g. details of setting alarm thresholds or avoiding false alarms
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- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Heart & Thoracic Surgery (AREA)
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- Pathology (AREA)
- Physiology (AREA)
- Surgery (AREA)
- Urology & Nephrology (AREA)
- Hematology (AREA)
- Anesthesiology (AREA)
- Pulmonology (AREA)
- Child & Adolescent Psychology (AREA)
- External Artificial Organs (AREA)
Abstract
The invention discloses an intelligent feedback urethral catheterization device for clinical use in the field of medical appliances, which comprises a catheter, wherein a liquid outlet channel and a filling channel are arranged in the catheter, a liquid outlet connector and a filling connector are arranged at the outer end head of the catheter, a liquid outlet is formed at the inner end head of the catheter, and an anti-falling bag body is arranged at the inner end head of the catheter; the system comprises a pressure sensor, a flow sensor and an induction control system, wherein the induction control system comprises a microcontroller, a wireless transmission module and a power supply module, the microcontroller comprises a shell and a control chip in the shell, and the pressure sensor and the flow sensor are electrically connected to the control chip; the application method of the device; the beneficial effects of the invention are as follows: by improving the position of the flow sensor from outside the cavity to inside the bladder cavity, the urine output can be monitored more accurately, and a more accurate basis is provided for the condition evaluation of the patient.
Description
Technical Field
The invention relates to the technical field of medical instruments, in particular to an intelligent feedback catheterization device and method for clinic.
Background
The catheter is a pipeline made of natural rubber, silicon rubber or polyvinyl chloride, can be inserted into the bladder through the urethra so as to drain urine, and after the catheter is inserted into the bladder, an air bag is arranged near the head end of the catheter to fix the catheter and remain in the bladder, so that the catheter is not easy to fall off, and the drainage tube is connected with a urine bag to collect urine. In the catheter commonly used, the monitoring mechanism is not arranged, the pressure in the bladder cavity cannot be monitored, the discharged urine volume cannot be well monitored, the existing mode of detecting the pressure in the bladder cavity is mainly through a pressure measuring tube for special detection, the texture is harder, the tube diameter is thinner, professional detection equipment is arranged, and the pressure measuring tube cannot be used for dynamic monitoring and is complicated to use.
Then, some catheters capable of monitoring the pressure in the bladder cavity and the urine volume in real time appear, but most catheters of the mechanism to be monitored have a problem, the flow sensors for monitoring the urine volume are arranged at the positions, close to the urine bags, of the outer ends of the catheters, the discharged urine volume of a patient cannot be accurately monitored in the mode, the residual urine volume in the catheters from the bladder to the positions of the flow sensors cannot be effectively monitored and measured, if sundry blocking errors occur in the catheters, the catheters are larger, and the judgment of medical staff on the condition of the patient can be seriously affected.
Therefore, we propose a device and a method for intelligent feedback catheterization for clinic.
Disclosure of Invention
Aiming at the defects in the prior art, the invention provides an intelligent feedback catheterization device and method for clinic.
In order to achieve the aim of the invention, the invention adopts the following technical scheme:
the intelligent feedback urethral catheterization device for clinic comprises a urethral catheter, wherein a liquid outlet channel and a filling channel are arranged in the urethral catheter, a liquid outlet connector communicated with the liquid outlet channel is arranged at the outer end of the urethral catheter, a filling connector communicated with the filling channel is also arranged at the outer end of the urethral catheter, a liquid outlet communicated with the liquid outlet channel is arranged at the inner end of the urethral catheter, and an anti-falling bag body communicated with the filling channel is arranged on the peripheral surface of the inner end of the urethral catheter; the pressure sensor is embedded in the inner end head of the catheter to monitor the pressure in the bladder; the flow sensor is arranged on the catheter in the anti-drop bag body and used for monitoring the urine flow passing through the liquid outlet channel; the induction control system comprises a microcontroller, a wireless transmission module and a power supply module, wherein the microcontroller comprises a shell and a control chip in the shell, the wireless transmission module is electrically connected with the control chip, the control chip is electrically connected with the power supply module, and the wireless transmission module and the power supply module are integrally arranged in the shell; the receiving terminal is used for receiving the data signal sent by the wireless transmission module; the pressure sensor and the flow sensor are electrically connected to the control chip.
Through setting up pressure sensor at catheter inner end and can very accurate carry out real-time supervision to bladder intracavity pressure, set up flow sensor in the anticreep bag body can make flow sensor be close the inner end of catheter more, can also accurate count the urine volume of discharging with remaining in urine between catheter and urine bag in, can help medical staff to make more accurate judgement to patient's situation, and the anticreep bag body after the inflation also can be fine protects flow sensor, the sensing control system sends pressure and flow data that pressure sensor and flow sensor monitored to receiving terminal, receiving terminal can be the health management system that removes end app also can be the hospital, the convenience personnel looks over, analysis and management.
Further limited, the flow sensor and the pressure sensor are connected to the control chip in a wired mode, and the data transmission lines of the flow sensor and the pressure sensor are embedded in the catheter and are connected with the microcontroller in an inserting mode; the pressure sensor and the flow sensor are connected in an inserting mode, so that the use is more convenient, and the operation is simpler.
Further defined, the induction control system further comprises an alarm module, wherein the alarm module is also electrically connected with the control chip and is also integrated in the shell of the microcontroller; the alarm module is integrated in the shell of the microcontroller, so that reminding and alarming can be conveniently carried out on the patient or the patient who cares for the patient.
Further limited, the shell of the flow sensor is in a fusiform shape, a through hole for the catheter to pass through is formed in the shell of the flow sensor along the axial direction, the flow sensor is sleeved on the peripheral surface of the catheter in the anti-falling bag body through the through hole, and an induction probe of the flow sensor is perpendicular to the side wall of the through hole and penetrates through the liquid outlet channel to be arranged in the liquid outlet channel; the appearance of the flow sensor is arranged in a shuttle shape, so that the outer diameter of the flow sensor can be effectively reduced, the resistance is smaller when the catheter stretches into the bladder of a patient, and the pain of the patient when the catheter is placed in the patient can be relieved.
Further limited, the inner end of the catheter is hemispherical, the pressure sensor is buried in the inner end of the catheter, and the end face of the sensing probe of the pressure sensor is matched with the surface of the inner end of the catheter; the end face of the sensing probe of the pressure sensor can be smoother, and the urethral canal of a patient is not easy to be injured.
The application method of the intelligent feedback catheterization device for clinic adopts the intelligent feedback catheterization device for clinic, and the method comprises the following steps:
s1: the inner end head of the catheter is inserted into the bladder through the urethral orifice, and gas or liquid is filled into the bladder through the filling joint to expand the anti-drop bag body;
s2: switching on a power module of the induction control system to supply power to the pressure sensor and the flow sensor;
s3: the control chip transmits the received bladder pressure data and the flow data of the urinary catheterization to the receiving terminal through the wireless transmission module;
s4: the bladder pressure alarm threshold value set on the receiving terminal is N, and the pressure sensor acquires the actual bladder pressure value N 1 ；
When N is 1 When N is less than or equal to 0.9, the control chip does not send out an alarm signal and continuously monitors the bladder pressure;
when N is 1 When the ratio of N to 0.9 is more than zero, the control chip sends a pre-urination signal to the receiving terminal to remind medical staff that a patient needs urination and continuously monitor the bladder pressure;
when the actual bladder pressure value N acquired by the pressure sensor 1 Satisfy N 1 When the urine discharge signal is not less than N, the control chip sends out a urine discharge signal to the alarm module, so that the alarm module sends out an alarm to remind a patient to discharge urine, and the bladder pressure is continuously monitored;
s5: the receiving terminal sets a corresponding normal urination quantity Q according to the illness state of the patient, and the flow sensor monitors the urination quantity Q of the patient each time i I is the number of urination, and the average value Q of three consecutive urination is calculated:
when Q+k is more than or equal to Q-k, the control chip judges that the urination amount is in the normal range, k
An error value allowable for the patient's urination volume;
when Q is more than Q+k or Q is less than Q-k, the control chip judges that the urination amount is abnormal, and the control chip sends an abnormal signal to the receiving terminal to remind medical staff of abnormal urination amount of patients;
after each urination of the patient is completed, the control chip transmits current urination flow data monitored by the flow sensor to the receiving terminal through the wireless transmission module;
s6: the flow sensor controls the chip to enter twenty-four hours total urine volume Q when the urine volume is monitored for the first time d The first urination amount detected by the flow sensor is Q t1 T is the urination time;
when tn-t1 is more than or equal to 24, calculating total urine volume Q in t1-tn period d ：Q ti The urine output collected at the time ti in the period of t1-tn is the number of times of collecting the urine output in the period of t 1-tn;
s7: the receiving terminal sends out a metering signal to remind medical staff of paying attention to the total urination amount of a patient every twenty-four hours; calculate the total urine volume Q within the period of t1-tn d After that, the flow returns to step S6, and the monitoring of the total urine volume in the next twenty-four hour period is continued.
The method can remind medical staff that the patient needs drainage and catheterization firstly, and remind the patient to drain and catheterize after the bladder pressure is continuously increased and the urine volume is continuously accumulated to reach the urination threshold value, so that double reminding is safer, recovery of the patient condition is facilitated, complications caused by forgetting urination of the patient incapable of autonomously sensing the urine volume is effectively avoided, average urine volume of the patient can be monitored, the medical staff is reminded when the urine volume is abnormal, and a reasonable error range is set for normal urine volume, so that the workload of the medical staff can be lightened.
Further defined, the real-time pressure data transmission frequency of the bladder monitored by the pressure sensor in the step S3 is 5 min/time.
The beneficial effects of the invention are as follows: by improving the position of the flow sensor from outside the cavity to inside the bladder cavity, the urine output can be monitored more accurately, and a more accurate basis is provided for the condition evaluation of the patient.
Drawings
FIG. 1 is a simplified schematic diagram of the structure of the present invention;
FIG. 2 is a schematic view of the internal structure of a urinary catheter according to the invention;
FIG. 3 is an enlarged schematic view of portion A of FIG. 2;
fig. 4 is a schematic diagram of the connection principle of the present invention.
Wherein the symbols of the components are as follows:
catheter 1, liquid outlet channel 11, fill channel 12, liquid outlet 13, pressure sensor 2, flow sensor 3, receiving terminal 4, liquid outlet joint 5, fill into connect 6, anticreep bag body 7, microcontroller 8, wireless transmission module 81, alarm module 82, power module 83, control chip 84.
Detailed Description
The following description of the embodiments of the present invention is provided to facilitate 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 all the inventions which make use of the inventive concept are protected by the spirit and scope of the present invention as defined and defined in the appended claims to those skilled in the art.
Examples:
as shown in fig. 1-4, the intelligent feedback urethral catheterization device for clinic comprises a urethral catheter 1, a pressure sensor 2, a flow sensor 3, an induction control system and a receiving terminal 4, wherein a liquid outlet channel 11 and a filling channel 12 are arranged in the urethral catheter 1, a liquid outlet joint 5 communicated with the liquid outlet channel 11 is arranged at the outer end of the urethral catheter 1, a filling joint 6 communicated with the filling channel 12 is also arranged at the outer end of the urethral catheter 1, a liquid outlet 13 communicated with the liquid outlet channel 11 is arranged at the inner end of the urethral catheter 1, and an anti-drop bag body 7 communicated with the filling channel 12 is arranged on the peripheral surface of the inner end of the urethral catheter 1; the pressure sensor 2 is embedded in the inner end head of the catheter 1 to monitor the pressure in the bladder, the inner end head of the catheter 1 is hemispherical, the pressure sensor 2 is embedded in the inner end head of the catheter 1, and the end face of the sensing probe of the pressure sensor 2 is matched with the surface of the inner end head of the catheter 1; the flow sensor 3 is arranged on the catheter 1 in the anti-drop bag body 7 to monitor the urine flow passing through the liquid outlet channel 11, the shell of the flow sensor 3 is in a fusiform shape, a through hole for the catheter to pass through is axially formed in the shell of the flow sensor 3, the flow sensor 3 is sleeved on the peripheral surface of the catheter 1 in the anti-drop bag body 7 through the through hole, and an inductive probe of the flow sensor 3 is perpendicular to the through hole and penetrates through the side wall of the liquid outlet channel 11 to be arranged in the liquid outlet channel 11; the shell of the flow sensor 3 is provided with a through hole for the filling channel 12 to be communicated with the anti-drop bag body 7; the induction control system comprises a microcontroller 8, a wireless transmission module 81, a power module 83 and an alarm module 82, wherein the microcontroller 8 comprises a shell and a control chip 84 in the shell, the alarm module 82 and the wireless transmission module 81 are electrically connected with the control chip 84, the control chip 84 is electrically connected with the power module 83, and the wireless transmission module 81, the alarm module 82 and the power module 83 are integrally arranged in the shell; the receiving terminal 4 is configured to receive the data signal sent by the wireless transmission module 81; the flow sensor 3 and the pressure sensor 2 are connected to the control chip 84 in a wired mode, and data transmission lines of the flow sensor 3 and the pressure sensor 2 are embedded in the catheter 1 and connected with the microcontroller 8 in an inserting mode.
The pressure sensor 2 is arranged at the inner end of the urinary catheter 1, so that the pressure in the bladder cavity can be accurately monitored in real time, the flow sensor 3 is arranged in the anti-falling bag body 7, so that the flow sensor 3 is more close to the inner end of the urinary catheter 1, urine remained between the urinary catheter 1 and a urine bag can be accurately counted into the urine output, medical staff can be helped to accurately judge the condition of a patient, the expanded anti-falling bag body 7 can also well protect the flow sensor 3, an induction control system can send the pressure and flow data monitored by the pressure sensor 2 and the flow sensor 3 to the receiving terminal 4, the receiving terminal 4 can be a health management system of a mobile terminal app and a hospital, and the personnel can conveniently check, analyze and manage; the pressure sensor 2 and the flow sensor 3 are connected in an inserting manner, so that the use is more convenient, and the operation is simpler; integrating the alarm module 82 within the housing of the microcontroller 8 facilitates alerting the patient himself or herself or the person being attended to by the patient; the appearance of the flow sensor 3 is arranged in a shuttle shape, so that the outer diameter of the flow sensor 3 can be effectively reduced, the resistance is smaller when the catheter 1 is stretched into the bladder of a patient, and the pain of the patient when the catheter 1 is placed into the patient can be relieved; the end face of the sensing probe of the pressure sensor 2 can enable the end face of the catheter 1 to be smoother, and the urethra of a patient is not easy to be injured.
The application method of the intelligent feedback catheterization device for clinic adopts the intelligent feedback catheterization device for clinic, and the method comprises the following steps:
s1: the inner end head of the catheter 1 is inserted into the bladder through the urethral orifice, and the gas or liquid is filled into the bladder through the filling joint 6 to expand the anti-falling bag body 7;
s2: turning on a power module 83 of the induction control system to supply power to the pressure sensor 2 and the flow sensor 3;
s3: the control chip 84 transmits the received bladder pressure data and the flow data of catheterization to the receiving terminal 4 through the wireless transmission module 81;
s4: the bladder pressure alarm threshold value set on the receiving terminal 4 is N, and the pressure sensor 2 acquires the actual bladder pressure value N 1 ；
When N is 1 At less than or equal to 0.9, the control chip 84 does not issue an alarm signal and continuously monitors bladder pressure;
when N is 1 When the ratio is more than N0.9, the control chip 84 sends a pre-urination signal to the receiving terminal 4 to remind medical staff that a patient needs urination and continuously monitor the bladder pressure;
when the actual bladder pressure value N acquired by the pressure sensor 2 1 Satisfy N 1 When the pressure is not less than N, the control chip 84 sends out a urination signal to the alarm module 82, so that the alarm module 82 sends out an alarm to remind a patient to urinate, and the bladder pressure is continuously monitored;
s5: the receiving terminal 4 is provided with a corresponding normal urination quantity Q according to the illness state of the patient, and the flow sensor 3 detects the urination quantity Q of the patient each time i I is the number of urination, and the average value Q of three consecutive urination is calculated:
when Q+k is more than or equal to Q-k, the control chip 84 judges that the urination amount is in a normal range, and k is an error value allowed by the urination amount of the patient;
when Q is more than Q+k or Q is less than Q-k, the control chip 84 judges that the urine output is abnormal, and the control chip 84 sends an abnormal signal to the receiving terminal 4 to remind medical staff of abnormal urine output of patients;
after each urination of the patient is completed, the control chip 84 transmits current urination flow data monitored by the flow sensor 3 to the receiving terminal 4 through the wireless transmission module 81;
s6: the control chip 84 enters twenty-four hours total urine volume Q when the flow sensor 3 first monitors the urine volume d The first urination amount detected by the flow sensor 3 is Q t1 T is the urination time;
when tn-t1 is more than or equal to 24, calculating total urine volume Q in t1-tn period d ：Q ti The urine output collected at the time ti in the period of t1-tn is the number of times of collecting the urine output in the period of t 1-tn;
s7: the receiving terminal 4 sends out a metering signal to remind medical staff of paying attention to the total urination amount of the patient every twenty-four hours; calculate the total urine volume Q within the period of t1-tn d After that, the flow returns to step S6, and the monitoring of the total urine volume in the next twenty-four hour period is continued.
The method can remind the medical staff that the patient needs drainage and catheterization firstly, and remind the patient of drainage and catheterization after the bladder pressure is continuously increased and the urine volume is continuously accumulated to reach the urination threshold value, so that double reminding is safer, the recovery of the illness state of the patient is facilitated, complications caused by forgetting urination of the patient incapable of autonomously sensing the urine meaning are effectively avoided, the average urine volume of the patient can be monitored, the medical staff is reminded when the urine volume is abnormal, and a reasonable error range is set for the normal urine volume, so that the workload of the medical staff can be lightened; adding the function of metering twenty-four hours total urine output to the control chip 84 can enable medical personnel to more comprehensively judge the condition of the patient; by adopting the calculation mode, the average value calculation can be carried out for each urination after the urination, and the urination abnormality of the patient can be timely found and treated.
Claims (7)
1. An intelligent feedback urinary catheterization device for clinical use, comprising:
the catheter comprises a catheter (1), wherein a liquid outlet channel (11) and a filling channel (12) are arranged in the catheter (1), a liquid outlet joint (5) communicated with the liquid outlet channel (11) is arranged at the outer end of the catheter (1), a filling joint (6) communicated with the filling channel (12) is further arranged at the outer end of the catheter (1), a liquid outlet (13) communicated with the liquid outlet channel (11) is formed in the inner end of the catheter (1), and an anti-falling bag body (7) communicated with the filling channel (12) is arranged on the peripheral surface of the inner end of the catheter (1);
the pressure sensor (2) is embedded in the inner end head of the catheter (1) to monitor the pressure in the bladder;
the flow sensor (3) is arranged on the catheter (1) in the anti-drop bag body (7) and used for monitoring the urine flow passing through the liquid outlet channel (11);
the induction control system comprises a microcontroller (8), a wireless transmission module (81) and a power supply module (83);
the microcontroller (8) comprises a shell and a control chip (84) in the shell, the wireless transmission module (81) is electrically connected with the control chip (84), the control chip (84) is electrically connected with the power module (83), and the wireless transmission module (81) and the power module (83) are integrally arranged in the shell;
a receiving terminal (4), wherein the receiving terminal (4) is used for receiving the data signal sent by the wireless transmission module (81);
the pressure sensor (2) and the flow sensor (3) are electrically connected to the control chip (84).
2. The intelligent feedback urinary catheterization device for clinical use according to claim 1, wherein the flow sensor (3) and the pressure sensor (2) are connected to the control chip (84) in a wired manner, and data transmission lines of the flow sensor (3) and the pressure sensor (2) are embedded in the urinary catheter (1) and connected with the microcontroller (8) in an inserting manner.
3. The intelligent feedback urinary catheterization device for clinical use according to claim 1, characterized in that the induction control system further comprises an alarm module (82), the alarm module (82) is also electrically connected to the control chip (84) and the alarm module (82) is also integrated in the housing of the microcontroller (8).
4. The intelligent feedback urinary catheterization device for clinical use according to claim 3, wherein a shell of the flow sensor (3) is in a fusiform shape, a through hole for the urinary catheter to pass through is formed in the shell of the flow sensor (3) along the axial direction, the flow sensor (3) is sleeved on the peripheral surface of the urinary catheter (1) in the anti-falling bag body (7) through the through hole, and an inductive probe of the flow sensor (3) is perpendicular to the through hole and penetrates through the side wall of the liquid outlet channel (11) to be placed in the liquid outlet channel (11).
5. The intelligent feedback urethral catheterization device for clinical use according to claim 1, wherein the inner end of the urethral catheter (1) is hemispherical, the pressure sensor (2) is buried in the inner end of the urethral catheter (1), and the sensing probe end face of the pressure sensor (2) is matched with the inner end surface of the urethral catheter (1).
6. A control method of a clinical intelligent feedback urinary catheterization device, adopting the clinical intelligent feedback urinary catheterization device as claimed in any one of claims 1-5, characterized by the following steps:
s1: inserting the inner end head of the catheter (1) into the bladder through the urethral orifice, and inflating the anti-drop bag body (7) through the inflation connector (6) by inflating gas or liquid;
s2: opening a power supply module (83) of the induction control system to supply power to the pressure sensor (2) and the flow sensor (3);
s3: the control chip (84) transmits the received bladder pressure data and the received flow data of the urinary catheterization to the receiving terminal (4) through the wireless transmission module (81);
s4: the bladder pressure alarm threshold value set on the receiving terminal (4) is N, and the pressure sensor (2) acquires the actual bladder pressure value N 1 ；
When N is 1 When N is less than or equal to 0.9, the control chip (84) does not send out an alarm signal and continuously monitors the bladder pressure;
when N is 1 When the ratio of N to 0.9 is more than zero, the control chip (84) sends a pre-urination signal to the receiving terminal (4) to remind medical staff that a patient needs urination and continuously monitor the bladder pressure;
when the actual bladder pressure value N acquired by the pressure sensor (2) 1 Satisfy N 1 When the urine is more than or equal to N, the control chip (84) sends out a urination signal to the alarm module (82), so that the alarm module (82) sends out an alarm to remind a patient to urinate, and the bladder pressure is continuously monitored;
s5: the receiving terminal (4) is provided with a corresponding normal urination quantity Q according to the illness state of the patient, and the flow sensor (3) monitors the urination quantity Q of the patient every time i I is the number of urination, and the average value of three consecutive urination is calculated
When (when)When the urination amount is within the normal range, the control chip (84) judges that k is the allowable error value of the urination amount of the patient;
when (when)Or->When the urination amount is abnormal, the control chip (84) judges that the urination amount is abnormal, and the control chip (84) sends an abnormal signal to the receiving terminal (4) to remind medical staff of the abnormal urination amount of the patient;
after each urination of a patient is completed, the control chip (84) transmits current urination flow data monitored by the flow sensor (3) to the receiving terminal (4) through the wireless transmission module (81);
s6: the control chip (84) enters twenty-four hours total urine volume Q when the flow sensor (3) detects the urine volume for the first time d The first urination amount detected by the flow sensor (3) is Q t1 T is the urination time;
when tn-t1 is more than or equal to 24, calculating total urine volume Q in t1-tn period d ：Q ti The urine output collected at the time ti in the period of t1-tn is the number of times of collecting the urine output in the period of t 1-tn;
s7: the receiving terminal (4) sends out a metering signal to remind medical staff of paying attention to the total urination amount of a patient every twenty-four hours; calculate the total urine volume Q within the period of t1-tn d After that, the flow returns to step S6, and the monitoring of the total urine volume in the next twenty-four hour period is continued.
7. The method according to claim 6, wherein the real-time data transmission frequency of the bladder pressure monitored by the pressure sensor (2) in step S3 is 5 min/time.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311765598.9A CN117599308A (en) | 2023-12-19 | 2023-12-19 | Intelligent feedback catheterization device and method for clinic |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311765598.9A CN117599308A (en) | 2023-12-19 | 2023-12-19 | Intelligent feedback catheterization device and method for clinic |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN117599308A true CN117599308A (en) | 2024-02-27 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202311765598.9A Pending CN117599308A (en) | 2023-12-19 | 2023-12-19 | Intelligent feedback catheterization device and method for clinic |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN117599308A (en) |
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2023
- 2023-12-19 CN CN202311765598.9A patent/CN117599308A/en active Pending
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