CN204106024U - A kind of water pot note formula intracavity dynamic detector with automatic constant pressure control function - Google Patents
A kind of water pot note formula intracavity dynamic detector with automatic constant pressure control function Download PDFInfo
- Publication number
- CN204106024U CN204106024U CN201420413237.8U CN201420413237U CN204106024U CN 204106024 U CN204106024 U CN 204106024U CN 201420413237 U CN201420413237 U CN 201420413237U CN 204106024 U CN204106024 U CN 204106024U
- Authority
- CN
- China
- Prior art keywords
- resistance
- constant pressure
- automatic constant
- connects
- valve
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Abstract
This utility model relates to medical treatment and detects instrument field, the specifically water pot note formula intracavity dynamic detector with automatic constant pressure control function of a kind of energy Diagnosis of Gastric function of intestinal canal disease and other diseases, comprise main frame, electronic amplifier, automatic constant pressure controller, multichannel water valve automatic controller, sensor, multichannel medical catheter, the signal output part of described main frame connects the signal input part of automatic constant pressure controller, the outfan of automatic constant pressure controller is provided with conduit and connects water tank input, the signal input part of main frame connects the signal input part of electronic amplifier.Compared with the existing technology, its advantage is this utility model: monitor the pressure of feedback technique to pressure source in real time by software and monitor in real time, ensures the permanent stable of pressure source, thus improves sensitivity and accuracy of detection; Realize system according to the configuration of user to medical catheter and open and close automatically water valve, user-friendly, improve operating efficiency.
Description
[technical field]
This utility model relates to medical treatment and detects instrument field, specifically the water pot note formula intracavity dynamic detector with automatic constant pressure control function of a kind of energy Diagnosis of Gastric function of intestinal canal disease and other diseases.
[background technology]
Functional gastrointestinal disease accounts for 40% of clinical Gastroenterology dept. outpatients, it comprises gastroesophageal reflux disease, achalasia of cardia, constipation, diarrhoea and fecal incontinence etc., confirm through investigation, have the general population of about 70% being just subjected to puzzlement and the torment of above disease, frequent micturition, urgent micturition and bladder function are hyperfunction is also be the common disease of urology department.Science and diagnose accurately for gastrointestinal/bladder function disease to treatment extremely important, and intracavity Dynamic testing is considered to the golden index of deagnostic category disease, so gastrointestinal/urine functional disease will be diagnosed exactly just must to have a understanding for science comprehensively to gastrointestinal/urine kinetic parameter index.
Water pot note formula gastrointestinal/urine dynamic detector in the market mainly contains two classes: a class is that on early stage market, plain type air pressure water bag provides pressure source by the mode of manual inflation, along with testing process, the pressure of air pressure water bag is along with the reduction of water bag water level decreasing pressure, thus impact checks sensitivity, this plain type water pot note formula gastrointestinal/urine dynamic detector can only provide 4-8 pressure transducer in addition, inspection precision is low, 4-8 channel pressure water valve can only by selecting manually to cut out or open, configure irrelevant with multichannel medical catheter, troublesome poeration; Another kind of is existing commercially by the gastrointestinal/urine Dynamic testing system with pressure stability source, this system can only provide a certain fixation pressure value, user cannot when preparation before examination equipment, drive the bubble in system fast and make multichannel medical catheter Quick water exit be that inspection is raced against time, the more important thing is, this system is still the same with plain type intracavity power, cannot controlled pressure water valve separately.
In a word, there is following problem in water pot note formula gastrointestinal/urine dynamic detector in the market: 1., when detecting, the pressure source that equipment provides is unstable; 2., before power inspection in early stage, equipment prepares loaded down with trivial details, complicated operation; 3. between multichannel water valve, action need manual operation completes; 4., during start, multichannel water outlet successively serial is carried out, and user need wait for a period of time; As used 20 multichannel systems, the time of wait is 30 minutes; 5. cleaning is consuming time.
[utility model content]
This utility model for problems such as pressure source instability of water pot note formula gastrointestinal/urine dynamic detector on existing market, complex operation, cleaning are consuming time, provide a kind of detect more accurate, more convenient operation, omnidistance Stress control are more stable, formula intracavity dynamic detector noted by the water pot with automatic constant pressure control function of the separate control of multichannel water valve.
To achieve these goals, a kind of water pot note formula intracavity dynamic detector with automatic constant pressure control function is provided, comprise main frame, display screen, printer, electronic amplifier, automatic constant pressure controller, multichannel water valve automatic controller, conduit, water tank, sensor, multichannel medical catheter, described main frame controls display and printer, the signal output part of main frame connects the signal input part of automatic constant pressure controller, the outfan of automatic constant pressure controller is provided with conduit and connects water tank input, the signal input part of main frame connects the signal output part of electronic amplifier, the signal output part of electronic amplifier and the outfan of water tank are connected in parallel to the input of Multi-channel water valve control, the outfan of multichannel water valve automatic controller connects signal one end of several sensors, the signal output part of another signal end connecting multi-channel medical catheter of several sensors.
What the described water pot note formula intracavity dynamic detector with automatic constant pressure control function adopted is water tank type pressure measurement, liquid water is pressure conduction medium, constant to the rate request of liquid flow, monitor feedback technique in real time by computer and application service instrument to monitor in real time pressure constant force source, make automatic constant pressure controller can the constant force value of supply in real time, error be at 0.5kPa.
Described automatic constant pressure controller comprises automatic constant pressure controller single chip machine controlling circuit, pressure transducer, electromagnetic valve, three-way valve, cylinder, check valve, direct current air pump, the signal input part of automatic constant pressure controller single chip machine controlling circuit 20 first via signal end a control connection first electromagnetic valve 11, the second road signal end b divides two-way to connect the second pressure transducer 14 respectively, the signal input part of the 3rd pressure transducer 18, the signal end of another signal input part connecting tee valve of the second pressure transducer 14, another signal input part of 3rd pressure transducer 18 connects the signal input part of the 3rd electromagnetic valve 21, and the 3rd road signal end c divides two-way to connect the 3rd electromagnetic valve 21 respectively, the signal input part of the second electromagnetic valve 17, the signal input part of the 4th road signal end d control connection direct current air pump of automatic constant pressure controller single chip machine controlling circuit, the first electromagnetic valve 11 bottom is by pipeline connecting tee valve 12 successively, cylinder 13, check valve 19, 3rd electromagnetic valve 21, water tank 8, multichannel water valve automatic controller 6, first electromagnetic valve 11 top connects check valve 13 successively by pipeline, direct current air pump 16, second electromagnetic valve 17, water tank 8 is provided with the 4th electromagnetic valve 22.
The single-chip microcomputer model of described automatic constant pressure controller single chip machine controlling circuit is 97C51 or 89C51 or 8051 or other models.
Described multichannel water valve automatic controller comprises multichannel water valve automatic controller single chip machine controlling circuit, infrared ray sensor, DC5V low voltage DC motor, medical three-way valve, pressure transducer, the signal input line of the first via holding wire a connection computer of multichannel water valve automatic controller single chip machine controlling circuit 23 reaches its application service instrument, the output signal line of computer utility service aid connects the second road holding wire b of single chip machine controlling circuit 23, 3rd road holding wire c of single chip machine controlling circuit 23 connects the signal output part of infrared ray sensor 24, another signal output part of infrared ray sensor 23 connects the signal input part of low voltage DC motor 25, low voltage DC motor outfan is provided with medical three-way valve 26, the outfan of medical three-way valve 26 is provided with the first pressure transducer 9, 4th road holding wire d of multichannel water valve automatic controller single chip machine controlling circuit connects the signal input part of infrared ray sensor 24.
Resistance R1 is provided with in the circuit of described electronic amplifier, R2, electric capacity C1, C2, resistance R5, the filtering clamp circuit of R6 composition and resistance R11, R12, R15, R16, R13, electric capacity C5, the voltage offset electric circuit of C7 composition, described filtering clamp circuit connects 5V power supply by the relay J 1 of low voltage DC motor, contact resistance R1 one end, relay J I positive pole one end, resistance R1 other end contact resistance R5 one end, other end contact resistance R6 one end of resistance R5, and tap one end connects 2.5V power supply, resistance R6 other end contact resistance R2 one end, the resistance R2 other end connects the negative pole of relay J 1, shunt-wound capacitance C1 and electric capacity C2 between resistance R1 and R5 and resistance R2 and R6, the input anode of the first operational amplification circuit is connected at node tap one line of resistance R5 with C2, the input anode of the second operational amplification circuit is connected at another node tap one line of resistance R6 with C2, first operational amplifier and the second operational amplifier input negative terminal series resistance R3, be connected after R4, the outfan of the first operational amplifier is provided with the 3rd operational amplifier, the outfan of the second operational amplifier is provided with four-operational amplifier, four-operational amplifier outfan connects the signal end of single-chip microprocessor MCU, four-operational amplifier negative terminal is connected to the parallel circuit of electric capacity C6 and resistance R14, one end of resistance R14 is connected with the resistance R10 of the second operational amplifier output terminal, the other end is connected with four-operational amplifier outfan, described voltage offset electric circuit is provided with resistance R12 at the anode of the 3rd operational amplifier and is connected in series resistance R11, another termination power of resistance R11 5V, between resistance R12 and the 3rd operational amplifier anode, tap one line is connected in series resistance R15 and R16, electric capacity C7 is connected in parallel between resistance R15 and resistance R16, the negative terminal of the 3rd operational amplifier is connected to the parallel circuit of electric capacity C5 and resistance R13, other end tap two line of resistance R13, one end is connected with the resistance R9 of the first operational amplifier output terminal, and the other end is connected with the input anode of four-operational amplifier.
The circuit of described electronic amplifier is four high guaily unit integrated circuit, and the model of first, second, third, fourth described operational amplifier is TLC2741 or LM324 or CD4573 or other models.
The medical high polymer plastic material that described multichannel medical catheter 10 adopts is made, inner-walls of duct is smooth, caliber 2.2mm-10mm, conduit upper is provided with several union joints 28 and is connected with several pressure transducers are corresponding respectively, pipeline lower middle position is provided with independent tube chamber 29, and independent tube chamber is several outlets 27 of equidistant arrangement from top to bottom.
This detector is used for human body or animal cavity pressure comprises lax pressure and systolic pressure.
Compared with the existing technology, its advantage is this utility model:
1. monitor the pressure of feedback technique to pressure source in real time by software to monitor in real time, stability maintenance force value is passed to single chip machine controlling circuit by computer, the cylinder pressure of single chip machine controlling circuit real-time reception pressure sensor monitoring, compare according to stability maintenance force value, send to electromagnetic valve and open or out code, make automatic constant pressure controller can the constant force value of supply in real time, ensure the permanent stable of pressure source, thus improve sensitivity and accuracy of detection, also can according to user's different requirements set pressure source pressure;
2. Multi-channel water valve control can realize system according to the configuration of user to medical catheter and open and close automatically water valve, instead of original traditional-handwork to close or open the loaded down with trivial details operating process of the complexity of water valve one by one, reach the object of man-machine interaction, user-friendly, improve operating efficiency, can arbitrary disposition 1 ~ 24 passage water valve working group close, realize multichannel can to walk abreast water outlet simultaneously, save appliance time before checking, reduce the training request of operation user simultaneously;
3. there is a key and rush capillary function, system controlling software can automatically raise tank pressure and target source pressure reaches 220Kpa, realize the function of high pressure rinse capillary tube blocking, waterway pipe bubble can be driven, automatic boosting detecting instrument is cleaned, save time, improve the economic benefit of hospital clinical.
[accompanying drawing explanation]
Fig. 1 is structure chart of the present utility model;
Fig. 2 is automatic constant pressure controller structure chart in this utility model;
Fig. 3 is multichannel water valve automatic controller structure chart in this utility model;
Fig. 4 is electronic amplifier pressure signal handling principle figure in this utility model;
Fig. 5 is multichannel macromolecule medical catheter structure chart in this utility model;
In figure: 1. the independent tube chamber of display 2. main frame 3. printer 4. electronic amplifier 5. automatic constant pressure controller 6. multichannel water valve automatic controller 7. conduit 8. water tank 9. first pressure transducer 10. multichannel medical catheter 11. first electromagnetic valve 12. three-way valve 13. cylinder 14. second pressure transducer 15. check valve 16. direct current air valve 17. second electromagnetic valve 18. the 3rd pressure transducer 19. check valve 20. automatic constant pressure controller single chip machine controlling circuit 21. the 3rd electromagnetic valve 22. the 4th electromagnetic valve 23. multichannel water valve automatic controller single chip machine controlling circuit 24. infrared ray sensor 25. low voltage DC motor 26. medical three-way valve 27. outlet 28. union joint 29.;
Specify Fig. 1 as Figure of abstract of the present utility model.
[detailed description of the invention]
Below in conjunction with accompanying drawing, the utility model is described in further detail, and the structure of this device and principle are very clearly concerning the people of this specialty.Should be appreciated that specific embodiment described herein only in order to explain this utility model, and be not used in restriction this utility model.
Embodiment 1
Fig. 1 is a kind of structure chart with the water pot note formula intracavity dynamic detector of automatic constant pressure control function of this utility model, automatic constant pressure controller 5, electronic amplifier 4, multichannel water valve automatic controller 6, sensor 9 is critical components of this detector, what adopt due to this instrument is the formula pressure measurement of water pot note, liquid water is as pressure conduction medium, it is constant to the rate request of liquid flow under different operating requires, need a force value that can set to provide the pressure source of steady pressure for this reason, monitor the pressure of feedback technique to pressure source in real time by software to monitor in real time, make automatic constant pressure controller can the constant force value of supply in real time, error is at 0.5kPa.
Embodiment 2
Fig. 2 is the structure chart of the automatic constant pressure controller 5 in Fig. 1, automatic constant pressure controller 5 has high sensitivity, high accuracy and high stability, automatic constant pressure controller comprises high accuracy, etch-proof electromagnetic valve 11,17,21,22, three-way valve 12, check valve 15,19, direct current air pump 16, pressure transducer 14,18, automatic constant pressure controller single chip machine controlling circuit 20, cylinder 13.As shown in Figure 2, direct current air pump 16,3 seconds before activation, automatic constant pressure controller single chip machine controlling circuit can open electromagnetic valve 17, by the load pressure release in air pump cylinder, ensure that air pump starts under immunization with gD DNA vaccine, air pump starts air compressing, successively by check valve 15, electromagnetic valve 11, three-way valve 12, cylinder 13, check valve 19, electromagnetic valve 21, final arrival goal pressure source and water tank.In this process, pressure transducer 14 is connected with three-way valve 12, for Real-Time Monitoring inner pressure of air cylinder, computer utility service aid design cylinder pressure scope is 150Kpa ~ 220Kpa, automatic constant pressure controller single chip machine controlling circuit 20 is receiving the pressure information P of pressure transducer 14, if P>220Kpa, then automatic constant pressure controller single chip machine controlling circuit 20 sends to direct current air pump 16 order that quits work, if P<150Kpa, then automatic constant pressure controller single chip machine controlling circuit 20 sends work order to direct current air pump 16, thus reach cylinder authorized pressure scope, pressure transducer 18 is connected with electromagnetic valve 21, for monitoring tank pressure value in real time, user is by computer utility service aid set target pressure and tank pressure, information is passed to automatic constant pressure controller single chip machine controlling circuit by computer, pressure set points P1 and current tank pressure value P2 compares by automatic constant pressure controller single chip machine controlling circuit, if P1>P2, illustrate that water tank goal pressure does not also reach setup pressure value, so automatic constant pressure controller single chip machine controlling circuit 20 sends open command to electromagnetic valve 21, cylinder is allowed to continue to water tank supplementary pressure by check valve 19 and electromagnetic valve 21, until during P1=P2, automatic constant pressure controller single chip machine controlling circuit 20 sends halt instruction to electromagnetic valve 21, if P1<P2, illustrate that water tank goal pressure exceeds setup pressure value, so automatic constant pressure controller single chip machine controlling circuit 20 sends open command to electromagnetic valve 22, allow target source and water tank release air, to reach the process of blood pressure lowering, until during P1=P2, automatic constant pressure controller single chip machine controlling circuit 20 sends halt instruction to electromagnetic valve 22.Automatic constant pressure controller single chip machine controlling circuit 20 monitors the pressure of cylinder and water tank in real time by pressure transducer 14 and pressure transducer 18, according to computer utility service aid target setting value needs, by controlling direct current air pump 16, electromagnetic valve 11, electromagnetic valve 21, electromagnetic valve 22 to arrive automatic constant pressure controller to provide function from constant pressure to water tank.
Embodiment 3
Fig. 3 is the structure chart of the critical component multichannel water valve automatic controller 6 in this utility model Fig. 1, this structure adopts high sensitivity infrared ray sensor 24, medical three-way valve 26, DC5V low voltage DC motor 25 and multichannel water valve automatic controller single chip machine controlling circuit 23 form, this ingredient requires that the opening and closing function between multichannel water valve is separate, and can select arbitrarily open or close corresponding medical three-way valve 26 according to user, because native system is support 1 ~ 24 passage water pot note formula intracavity dynamic detector, (open water valve be work using state) is closed by operation user arbitrary disposition 1 ~ 24 passage water valve working group that has the ability, therefore user is by computer terminal and application service instrument, the medical pressure catheter of configuration multichannel, configuration information is passed to multichannel water valve automatic controller single chip machine controlling circuit 23 by computer, the configuration signal received and current to receive from infrared ray sensor 24 are monitored water valve state and are compared by the single chip machine controlling circuit 23 of multichannel water valve automatic controller in real time, then corresponding low voltage DC motor 25 is issued to instruction, thus reach low voltage DC motor 25 and perform the object that medical three-way valve 26 opens or close.This function can simplify user operation in clinical practice, substitute the step that original traditional-handwork removes to close or open water valve one by one, carrying out checking front intubate, water valve can be closed at any time, improve patient by intubate comfort level, meanwhile, native system is except performing medical three-way valve function according to conduits configurations, and in emergency situations, user single step can perform certain medical three-way valve state of change.
Embodiment 4
Fig. 4 is the critical component electronic amplifier circuit schematic diagram in this utility model Fig. 1, this amplifier is made up of a four high guaily unit integrated circuit, resistance R1, R2 and electric capacity C1, C2 constitute one-level input filter, resistance R5, R6 form input clamper, the instrument amplifier structure that input signal is consisted of the amplifier of three in integrated transporting discharging carries out amplifying and filtering, flow to single-chip microcomputer to sample, meanwhile, last amplifier of integrated transporting discharging and resistance R11, R12, R15, R16, R13, electric capacity C5, C7 form voltage bias structure.
Embodiment 5
Fig. 5 is the critical component multichannel medical catheter 10 in this utility model Fig. 1, adopt medical high polymer plastic pipe as the pressure catheter of this product, this pressure-measuring pipe tube wall is hard, inner-walls of duct is smooth, caliber needs to make according to different parts inspection the multichannel pressure catheter that 2.2mm ~ 10mm do not wait, body is pliable and tough, effectively can prevent the impact because of damping and resonance effect reply detected pressures value.In Fig. 5, multichannel pressure catheter union joint 28 and pressure transducer in Fig. 19 are corresponding is respectively connected, medical three-way valve 26 is connected with pressure transducer in Fig. 39 in figure 3, in above-mentioned, illustrated that the single chip machine controlling circuit 23 of multichannel water valve automatic controller controls medical three-way valve 26 by controlling low voltage DC motor 25, medical three-way valve 26 is connected to reach with multichannel medical catheter corresponding joints 28 provides manometric liquid body medium, liquid medium is by independent tube chamber in multichannel medical catheter, corresponding liquid is flowed out respectively respectively from multichannel medical catheter body outlet 27.Then corresponding outlet 27 is blocked according to above-mentioned middle human detection position motion contraction, raise to arrive pressure transducer 9 pressure, electronic amplifier receives the pressure signal of certain passage of pressure transducer 9, through amplifying, A/D conversion, after Filtering Processing by pressure signal transmission to computer utility service aid, reach the object of pressure detecting thus.
Embodiment 6
A kind of water pot note formula intracavity dynamic detector with automatic constant pressure control function, can be applicable to gastrointestinal function disease and other diseases, as frequent micturition, urgent micturition and hyperfunction etc. the diagnosis of bladder function, automatic constant pressure control source provides constant pressure, by the distilled water in water tank by sensor and medical injection water conduit, according to functional disorder disease type, insert corresponding human body region, such as: esophagus, antro-duodenal, Oddis sphincter, colon, anal orifice and rectal intestine, bladder, urethra etc., above-mentioned human organ extruding medical catheter outlet, by liquid aqueous medium, pressure is passed to pressure transducer simultaneously, and then transfer data to computer terminal, thus provide information for assessment of the intracavity motivation level of the measured, there is esophagus at the position being suitable for doing this part power pressure measurement at present, antro-duodenal, Oddis sphincter, colon, anal orifice and rectal intestine, bladder and urethra etc.
This utility model has a key and rushes capillary function, as long as click " key rushes capillary tube " function key, system controlling software can automatically raise tank pressure and target source pressure reaches 220Kpa, realize high pressure rinse capillary tube blocking function, this function drive waterway pipe bubble time there is remarkable result.
This utility model achieves water route and controls integrated with single chip machine controlling circuit, type voltage regulation compression pump is no longer independently parts, but become one with single chip machine controlling circuit, realize Dynamic System automatization, system controlling software can set according to Dynamic testing, automatic control tank pressure also opens relevant waterway channel, supports the Water path valve by key control respective channel of 1 to 24.
Existing gastrointestinal/urine dynamic detector, can only provide the single source of stable pressure having system Default Value.This utility model can according to user's different requirements set pressure source pressure, such as: inspection item powered by conventional energy is 80Kpa; Check that dummy pipe water outlet is prepared as 150Kpa; It is 200Kpa that multichannel medical catheter is rinsed in blockage resisting; In addition, this utility model also provides self-defined user's pressure operation, may be used for instrument other about needing the operation of pressure source.
Claims (9)
1. one kind has the water pot note formula intracavity dynamic detector of automatic constant pressure control function, comprise main frame, display screen, printer, electronic amplifier, automatic constant pressure controller, multichannel water valve automatic controller, conduit, water tank, sensor, multichannel medical catheter, it is characterized in that described main frame controls display and printer, the signal output part of main frame connects the signal input part of automatic constant pressure controller, the outfan of automatic constant pressure controller is provided with conduit and connects water tank input, the signal input part of main frame connects the signal output part of electronic amplifier, the signal output part of electronic amplifier and the outfan of water tank are connected in parallel to the input of Multi-channel water valve control, the outfan of multichannel water valve automatic controller connects signal one end of several sensors, the signal output part of another signal end connecting multi-channel medical catheter of several sensors.
2. formula intracavity dynamic detector noted by a kind of water pot with automatic constant pressure control function as claimed in claim 1, what it is characterized in that the described water pot note formula intracavity dynamic detector with automatic constant pressure control function adopts is water tank type pressure measurement, liquid water is pressure conduction medium, constant to the rate request of liquid flow, monitor feedback technique in real time by computer and application service instrument to monitor in real time pressure constant force source, make automatic constant pressure controller can the constant force value of supply in real time, error be at 0.5kPa.
3. formula intracavity dynamic detector noted by a kind of water pot with automatic constant pressure control function as claimed in claim 1, it is characterized in that described automatic constant pressure controller comprises automatic constant pressure controller single chip machine controlling circuit, pressure transducer, electromagnetic valve, three-way valve, cylinder, check valve, direct current air pump, the signal input part of automatic constant pressure controller single chip machine controlling circuit (20) first via signal end (a) control connection first electromagnetic valve (11), second road signal end (b) point two-way connects the second pressure transducer (14) respectively, the signal input part of the 3rd pressure transducer (18), the signal end of another signal input part connecting tee valve of the second pressure transducer (14), another signal input part of 3rd pressure transducer (18) connects the signal input part of the 3rd electromagnetic valve (21), 3rd road signal end (c) point two-way connects the 3rd electromagnetic valve (21) respectively, the signal input part of the second electromagnetic valve (17), the signal input part of the 4th road signal end (d) control connection direct current air pump of automatic constant pressure controller single chip machine controlling circuit, first electromagnetic valve (11) bottom is by pipeline connecting tee valve (12) successively, cylinder (13), check valve (19), 3rd electromagnetic valve (21), water tank (8), multichannel water valve automatic controller (6), first electromagnetic valve (11) top connects check valve (13) successively by pipeline, direct current air pump (16), second electromagnetic valve (17), water tank (8) is provided with the 4th electromagnetic valve (22).
4. a kind of water pot note formula intracavity dynamic detector with automatic constant pressure control function as described in claim 1 or 3, is characterized in that the single-chip microcomputer model of described automatic constant pressure controller single chip machine controlling circuit is 97C51 or 89C51 or 8051.
5. formula intracavity dynamic detector noted by a kind of water pot with automatic constant pressure control function as claimed in claim 1, it is characterized in that described multichannel water valve automatic controller comprises multichannel water valve automatic controller single chip machine controlling circuit, infrared ray sensor, DC5V low voltage DC motor, medical three-way valve, pressure transducer, the signal input line that first via holding wire (a) of multichannel water valve automatic controller single chip machine controlling circuit (23) connects computer reaches its application service instrument, the output signal line of computer utility service aid connects the second road holding wire (b) of single chip machine controlling circuit (23), 3rd road holding wire (c) of single chip machine controlling circuit (23) connects the signal output part of infrared ray sensor (24), another signal output part of infrared ray sensor (23) connects the signal input part of low voltage DC motor (25), low voltage DC motor outfan is provided with medical three-way valve (26), the outfan of medical three-way valve (26) is provided with the first pressure transducer (9), 4th road holding wire (d) of multichannel water valve automatic controller single chip machine controlling circuit connects the signal input part of infrared ray sensor (24).
6. formula intracavity dynamic detector noted by a kind of water pot with automatic constant pressure control function as claimed in claim 1, it is characterized in that being provided with resistance R1 in the circuit of described electronic amplifier, R2, electric capacity C1, C2, resistance R5, the filtering clamp circuit of R6 composition and resistance R11, R12, R15, R16, R13, electric capacity C5, the voltage offset electric circuit of C7 composition, described filtering clamp circuit connects 5V power supply by the relay J 1 of low voltage DC motor, contact resistance R1 one end, relay J I positive pole one end, resistance R1 other end contact resistance R5 one end, other end contact resistance R6 one end of resistance R5, and tap one end connects 2.5V power supply, resistance R6 other end contact resistance R2 one end, the resistance R2 other end connects the negative pole of relay J 1, shunt-wound capacitance C1 and electric capacity C2 between resistance R1 and R5 and resistance R2 and R6, the input anode of the first operational amplification circuit is connected at node tap one line of resistance R5 with C2, the input anode of the second operational amplification circuit is connected at another node tap one line of resistance R6 with C2, first operational amplifier and the second operational amplifier input negative terminal series resistance R3, be connected after R4, the outfan of the first operational amplifier is provided with the 3rd operational amplifier, the outfan of the second operational amplifier is provided with four-operational amplifier, four-operational amplifier outfan connects the signal end of single-chip microprocessor MCU, four-operational amplifier negative terminal is connected to the parallel circuit of electric capacity C6 and resistance R14, one end of resistance R14 is connected with the resistance R10 of the second operational amplifier output terminal, the other end is connected with four-operational amplifier outfan, described voltage offset electric circuit is provided with resistance R12 at the anode of the 3rd operational amplifier and is connected in series resistance R11, another termination power of resistance R11 5V, between resistance R12 and the 3rd operational amplifier anode, tap one line is connected in series resistance R15 and R16, electric capacity C7 is connected in parallel between resistance R15 and resistance R16, the negative terminal of the 3rd operational amplifier is connected to the parallel circuit of electric capacity C5 and resistance R13, other end tap two line of resistance R13, one end is connected with the resistance R9 of the first operational amplifier output terminal, and the other end is connected with the input anode of four-operational amplifier.
7. a kind of water pot note formula intracavity dynamic detector with automatic constant pressure control function as described in claim 1 or 6, it is characterized in that the circuit of described electronic amplifier is four high guaily unit integrated circuit, the model of first, second, third, fourth described operational amplifier is TLC2741 or LM324 or CD4573.
8. formula intracavity dynamic detector noted by a kind of water pot with automatic constant pressure control function as claimed in claim 1, it is characterized in that the medical high polymer plastic material that described multichannel medical catheter (10) adopts is made, inner-walls of duct is smooth, caliber 2.2mm-10mm, conduit upper is provided with several union joints (28) and is connected with several pressure transducers are corresponding respectively, pipeline lower middle position is provided with independent tube chamber (29), and independent tube chamber is several outlets of equidistant arrangement (27) from top to bottom.
9. there is a water pot note formula intracavity dynamic detector for automatic constant pressure control function as claimed in claim 1, it is characterized in that this detector comprises lax pressure and systolic pressure for human body or animal cavity pressure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420413237.8U CN204106024U (en) | 2014-07-25 | 2014-07-25 | A kind of water pot note formula intracavity dynamic detector with automatic constant pressure control function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420413237.8U CN204106024U (en) | 2014-07-25 | 2014-07-25 | A kind of water pot note formula intracavity dynamic detector with automatic constant pressure control function |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204106024U true CN204106024U (en) | 2015-01-21 |
Family
ID=52323394
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420413237.8U Active CN204106024U (en) | 2014-07-25 | 2014-07-25 | A kind of water pot note formula intracavity dynamic detector with automatic constant pressure control function |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204106024U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104068871A (en) * | 2014-07-25 | 2014-10-01 | 宁波迈达医疗仪器有限公司 | Water perfusion type intra-cavity power detector with automatic constant-pressure control function |
| CN116898445A (en) * | 2023-07-03 | 2023-10-20 | 宁波迈达医疗仪器有限公司 | Pressure identification system for human pharynx and upper esophageal sphincter |
-
2014
- 2014-07-25 CN CN201420413237.8U patent/CN204106024U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104068871A (en) * | 2014-07-25 | 2014-10-01 | 宁波迈达医疗仪器有限公司 | Water perfusion type intra-cavity power detector with automatic constant-pressure control function |
| CN104068871B (en) * | 2014-07-25 | 2017-04-19 | 宁波迈达医疗仪器有限公司 | Water perfusion type intra-cavity power detector with automatic constant-pressure control function |
| CN116898445A (en) * | 2023-07-03 | 2023-10-20 | 宁波迈达医疗仪器有限公司 | Pressure identification system for human pharynx and upper esophageal sphincter |
| CN116898445B (en) * | 2023-07-03 | 2024-04-16 | 宁波迈达医疗仪器有限公司 | Pressure identification system for human pharynx and upper esophageal sphincter |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN103948382B (en) | A kind of measure intravesical urine volume and pressure device and mensuration and control method | |
| CN104068871B (en) | Water perfusion type intra-cavity power detector with automatic constant-pressure control function | |
| CN204106024U (en) | A kind of water pot note formula intracavity dynamic detector with automatic constant pressure control function | |
| CN105536122A (en) | Disposable catheter for measuring human body temperature and abdominal pressure | |
| CN203107113U (en) | Intra-abdominal pressure testing device | |
| CN105433908A (en) | Wireless anorectal dynamic detecting and simulation training device | |
| CN205215190U (en) | Wireless anus enterocinesia power detects and simulated training device | |
| CN202666158U (en) | Pressure-monitored urethral catheterization device | |
| CN106139295A (en) | Irrigation of bladder connecting tube | |
| CN201625231U (en) | Medical negative pressure drainage device | |
| CN208877457U (en) | Real-time bladder presses detection system | |
| CN109700473A (en) | A kind of pressure transmitting pipe and pressure detection method for urodynamic analysis instrument | |
| CN213608692U (en) | Catheter with intra-abdominal pressure monitoring device | |
| CN103877668A (en) | Disposable urethral catheter for measuring body temperature and abdominal pressure | |
| CN107807162A (en) | Urine parameters detection means and urine parameters monitoring system | |
| CN112773950A (en) | Indwelling manometric catheterization device, bladder monitor using same and application method | |
| CN203989396U (en) | A kind of disposable urinating used connection tube | |
| CN203898815U (en) | Adjustable gastric lavage apparatus for children | |
| CN102525446A (en) | Disposable dynamic intracranial pressure monitor | |
| CN215128535U (en) | Disposable invasive blood pressure sensor | |
| CN215065957U (en) | Sample plate and positive pressure-based blood viscosity detection device matched with same | |
| CN215083162U (en) | Speed-adjustable colour-distinguishing bladder irrigator | |
| CN211158137U (en) | Multifunctional sealing plug for three-cavity catheter | |
| CN215740763U (en) | Urinary bag | |
| CN106983920A (en) | A kind of Antislippage catheter and its anti-skidding desorption method |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |