CN111840762A - Portable intestinal juice circulating and back-infusing system and method - Google Patents

Portable intestinal juice circulating and back-infusing system and method Download PDF

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Publication number
CN111840762A
CN111840762A CN202010780996.8A CN202010780996A CN111840762A CN 111840762 A CN111840762 A CN 111840762A CN 202010780996 A CN202010780996 A CN 202010780996A CN 111840762 A CN111840762 A CN 111840762A
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China
Prior art keywords
fixer
pump
intestinal
mushroom
hose
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CN202010780996.8A
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Chinese (zh)
Inventor
张彬
刘涛
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Wuhan Ruilin Medical Technology Co.,Ltd.
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Union Hospital Tongji Medical College Huazhong University of Science and Technology
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Priority to CN202010780996.8A priority Critical patent/CN111840762A/en
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    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
    • A61M27/00—Drainage appliance for wounds or the like, i.e. wound drains, implanted drains
    • A61M27/002—Implant devices for drainage of body fluids from one part of the body to another
    • A—HUMAN NECESSITIES
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    • A61B5/145—Measuring characteristics of blood in vivo, e.g. gas concentration, pH value; Measuring characteristics of body fluids or tissues, e.g. interstitial fluid, cerebral tissue
    • A61B5/14503—Measuring characteristics of blood in vivo, e.g. gas concentration, pH value; Measuring characteristics of body fluids or tissues, e.g. interstitial fluid, cerebral tissue invasive, e.g. introduced into the body by a catheter or needle or using implanted sensors
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    • A61M2230/00—Measuring parameters of the user

Abstract

The invention discloses a portable intestinal fluid circulating and back-conveying system and method, which comprises a device main body, wherein a peristaltic pump, a miniature inflating pump and a controller are respectively arranged on the inner side of the device main body, flexible pipes are respectively arranged at two ends of the peristaltic pump, a pump-out end pressure sensor is arranged on the surface of each flexible pipe close to the pump-out end, a component analyzer is arranged at the side end of the pump-out end pressure sensor, an input end fixer is arranged at the tail end of each flexible pipe, the input end fixer comprises a mushroom-shaped fixer, a first reverse buckle, a first disc-shaped fixer and an abdominal wall guiding puncher, and a negative pressure suction end fixer is arranged at the other end of each flexible pipe. The portable intestinal juice circulating and back-infusing system is convenient for a patient to carry, can solve the problems of intestinal juice loss and nutrient loss of the patient, and can improve the life quality of the patient.

Description

Portable intestinal juice circulating and back-infusing system and method
Technical Field
The invention relates to the technical field of medical instruments, in particular to a portable intestinal juice circulating and back-infusing system and a method.
Background
In the treatment and care of patients with intestinal fistula, the patients often suffer from electrolyte disorder, nutrient loss and disease aggravation due to intestinal fluid loss. In addition, short bowel syndrome is a clinical syndrome caused by the reduction of small intestine absorption area due to different reasons, and is mostly caused by extensive small intestine resection and small intestine short circuit operation to keep too few intestinal tubes, so that the absorption disorder, diarrhea and nutrient disorder of nutrient substances are caused, and the life of a patient can be endangered by serious patients. In order to solve the problems of intestinal juice loss and nutrient loss, an intestinal juice circulating and back-infusing system is used for solving the problems in the prior art, and the living quality of a patient is improved.
The patent of application number 201620143533.X discloses a closed intestinal juice feedback system, during the use, utilizes earlier the collection unit is collected near-end intestines and is made mouthful intestinal juice that flows, later the intestinal juice flow in the filter unit, warp at least two-layer filtration membrane carries out filtration more than twice in the filter box, obtains filtering back intestinal juice and passes through in proper order the feedback unit, distal end intestines are made mouthful or the intubate is made mouthful pipe feedback to the intestinal, accomplish the collection-filtration-feedback circulation of intestinal juice, the invention intestinal juice feedback system is closed structure, can carry out the collection of intestinal juice in succession, filter and the feedback operation, avoids the intestinal juice to suffer the pollution of external bacterium.
The patent of application No. 201710333725.6 proposes an intestinal fluid feedback device, which comprises a liquid guide tube for collecting intestinal fluid, wherein the liquid guide tube is connected with an A port of an electronic four-way valve through a guide tube, a B port of the electronic four-way valve is connected with a needle tube, a C port of the electronic four-way valve is connected with an inlet at the top of a liquid storage bottle through a guide tube, and a D port of the electronic four-way valve is connected with an outlet at the bottom of the liquid storage bottle through a guide tube; the intestinal juice feedback device can realize the recovery of intestinal juice in a patient, filter the recovered intestinal juice for multiple times, adjust the concentration of the intestinal juice and control the concentration of the feedback intestinal juice according to the actual condition of the patient.
Although the above patent realizes the intestinal juice filtration during the intestinal juice feedback or the adjustment of the concentration of the feedback intestinal juice, the following important links are not considered, and the intestinal juice feedback effect is influenced: 1. in the process of sucking intestinal juice, intestinal contents also flow into the cecum, so that the quality of intestinal juice feedback is influenced; 2. the pressure of the pipeline is not detected in the intestinal fluid suction process, and when the pipeline is blocked, no intestinal fluid is absorbed or the absorption pressure is too high, effective measures cannot be taken in time; 3. the conditions of the intestinal fluid, the time of the return of the intestinal fluid, the amount of the return cannot be detected, and the return process cannot be controlled in combination with the specific actual conditions of the return of the intestinal fluid.
Therefore, a new intestinal fluid recycling system and method are needed to solve the above problems.
Disclosure of Invention
Technical problem to be solved
The invention aims to provide a portable intestinal juice circulating and returning system and a method, which are used for solving the problems that intestinal contents also flow into the cecum in the intestinal juice suction process of the conventional intestinal juice circulating and returning system, the intestinal juice returning quality is influenced, the pressure of a pipeline is not detected, and the returning process cannot be controlled by combining the specific actual condition of the returned intestinal juice.
(II) technical scheme
In order to solve the problems that the intestinal contents can also flow into the cecum in the intestinal fluid suction process of the conventional intestinal fluid circulating and returning system, the intestinal fluid returning quality is influenced, the pressure of a pipeline is not detected, and the returning process cannot be controlled by combining the specific actual condition of the returned intestinal fluid, the invention provides the following technical scheme:
the portable intestinal fluid circulating and back-transfusion system comprises a device body, wherein a peristaltic pump, a miniature inflating pump and a controller are arranged on the inner side of the device body, hoses are arranged at two ends of the peristaltic pump, a pump-out end pressure sensor is arranged on the surface of each hose close to the pump-out end of the hose, a component analyzer is arranged at the side end of the pump-out end pressure sensor, an input end fixer is arranged at the tail end of each hose and comprises a mushroom-shaped fixer, a first reverse buckle, a first disc-shaped fixer and an abdominal wall guiding puncher, a negative pressure suction end fixer is arranged at the other end of each hose and comprises a double channel, a porous filtering suction tube, an air bag, a second reverse buckle and a second disc-shaped fixer.
Preferably, the first reverse buckle is arranged on the outer surface of the mushroom-type fixer and close to the connecting end with the hose, the first reverse buckle is fixedly connected with the mushroom-type fixer, the first disc-shaped fixer is arranged on the surface of the mushroom-type fixer and close to one side of the first reverse buckle, and the first disc-shaped fixer is movably connected with the mushroom-type fixer.
By adopting the technical scheme, the following technical effects can be achieved: the hose is conveniently connected to the proximal small intestine by the input end fixer.
Preferably, the porous filtration attracts the pipe to set up in binary channels end, and keeps away from in the link with the hose, the binary channels run through in binary channels inboard, and with be fixed connection between the binary channels, the gasbag sets up in binary channels end, and is close to in the porous filtration attracts the lower extreme of pipe, be fixed connection between gasbag and the binary channels, and with binary channels inboard intercommunication, the reverse buckle of second sets up in binary channels surface, and keeps away from binary channels one end, be fixed connection between the reverse buckle of second and the binary channels, the second disk fixer sets up in binary channels surface, and is close to the one end of the reverse buckle of second, be swing joint between second disk fixer and the binary channels.
By adopting the technical scheme, the following technical effects can be achieved: the hose is conveniently connected to the position of the far-end small intestine by utilizing the negative pressure suction end fixer.
Preferably, the left side that the surface of hose is close to the peristaltic pump is provided with suction end pressure sensor, suction end pressure sensor and hose fixed connection, the hose all is provided with the connector with peristaltic pump, miniature pump, mushroom type fixer, porous filtration suction tube's junction, the hose attracts through connector swing joint with peristaltic pump, miniature pump, mushroom type fixer, porous filtration between the pipe, mushroom type fixer, porous filtration suction tube communicate through peristaltic pump, hose between the pipe, be provided with the connecting pipe between miniature pump and the negative pressure suction end fixer, communicate through the connecting pipe between gasbag and the miniature pump.
By adopting the technical scheme, the following technical effects can be achieved: the intestinal juice is collected at the far end of the alimentary canal (or the intestinal fistula), and is returned to the near end of the alimentary canal through a hose or returned to the alimentary canal through a nasal feeding tube by a peristaltic pump, so that the intestinal juice is circularly returned, the loss of the intestinal juice and nutrient substances is avoided, and the living quality of a patient can be improved.
Preferably, the pump outlet pressure sensor, the component analyzer and the hose are fixedly connected, the inner side of the controller is respectively provided with the storage and the wireless signal transmitter, the peristaltic pump, the micro inflator pump, the controller and the device body are fixedly connected, the surface of the peristaltic pump is provided with the control switch, the control switch is electrically connected with the peristaltic pump, the input end of the controller is electrically connected with the pump outlet pressure sensor, the component analyzer, the suction end pressure sensor and the battery module, and the output end of the controller is electrically connected with the peristaltic pump and the micro inflator pump.
By adopting the technical scheme, the following technical effects can be achieved: the pump speed of peristaltic pump can be controlled to control switch, pump outlet pressure sensor can monitor pump outlet pressure change (malleation or balanced pressure) in real time, the content of main nutrient substance in the intestinal juice can real-time supervision by the composition analyzer, miniature pump can work in advance according to the circulation recovery condition, make the gasbag aerify, and prevent that intestinal juice directly flows to the cecum, reach certain cycle number back, the pump stop work, make the gasbag retract, the accumulator can take notes cycle number and nutrient composition change condition, wireless transmitter can upload cell-phone APP or medical care terminal with the information accessible bluetooth of accumulator memory, modes such as NFC.
Preferably, the outer surface of the device main body is provided with a fixing belt, the fixing belt is fixedly connected with the device main body, the inner side of the device main body is provided with a battery module, and the battery module is fixedly connected with the device main body.
By adopting the technical scheme, the following technical effects can be achieved: the fixing waistband is convenient for the patient to fix the device on the waist, and is convenient to carry.
The invention also provides a portable intestinal juice circulating and back-infusing method, which comprises the following steps:
firstly, carefully placing a negative pressure suction end fixer and an input end fixer into an intestinal cavity in sequence, lightly pinching the small intestine to move the mushroom-shaped fixer to an adaptive position, wherein the negative pressure suction end fixer is arranged near the ileocecal part, and the input end fixer is arranged at the near-end small intestine to ensure the absorption distance of the small intestine to intestinal juice;
then carefully burning a small opening at the position of the mushroom-shaped fixer by using an electric knife, after disinfection, enabling the outer end of the mushroom-shaped fixer to penetrate out of the intestinal canal, and simultaneously tightening the small opening by adopting a purse-string suture mode to avoid liquid leakage;
the abdominal wall is used for guiding the puncher to punch a hole in the abdominal wall, then the outer end of the mushroom-shaped fixer penetrates out of the abdominal wall small hole, the skin at the position is sutured and tightened, then the first disk-shaped fixer is used for fixing, and the first reverse buckle firmly clamps the first disk-shaped fixer;
when the peristaltic pump works, the air bag is actively inflated through the miniature inflator pump to prevent intestinal contents from rapidly flowing into the cecum, the porous filtering suction tube sucks intestinal juice through negative pressure generated by the peristaltic pump, and the sucked intestinal juice is pumped to the small intestine at the near end through the peristaltic pump or is pumped through the nasal feeding tube to complete circulation absorption of the intestinal juice.
Preferably, the device also comprises a component analyzer for analyzing the content of main nutrient substances, including glucose, amino acid and lipid substances, when the content of the main nutrient substances is very low, the intestinal juice does not need to be recycled and returned, and the controller controls the micro inflator pump to stop working and release pressure to enable the air bag to retract, so that intestinal contents pass through and are discharged to the cecum; the controller controls the peristaltic pump to stop working as well, terminating the cycle.
Preferably, the suction end pressure sensor is used for sensing the negative pressure change of the suction end, if the negative pressure is obviously increased, the intestinal fluid can be temporarily not sucked or the blockage occurs, the hose is taken down at the interface, the physiological saline is injected inwards, and the suction tube is cleaned until the suction tube is unobstructed again; the pump outlet end pressure sensor senses the positive pressure change of the pump outlet end, and if the positive pressure is obviously increased, the blockage is indicated.
Preferably, still including recording intestinal juice cycle number, nutrient composition change information, then pass through wireless transmitter with the signal, utilize bluetooth, NFC mode to upload to cell-phone APP or medical care terminal.
By adopting the technical scheme, the following technical effects can be achieved: the pump speed of peristaltic pump can be controlled to control switch, pump outlet pressure sensor can monitor pump outlet pressure change (malleation or balanced pressure) in real time, the content of main nutrient substance in the intestinal juice can real-time supervision by the composition analyzer, miniature pump can work in advance according to the circulation recovery condition, make the gasbag aerify, and prevent that intestinal juice directly flows to the cecum, reach certain cycle number back, the pump stop work, make the gasbag retract, the accumulator can take notes cycle number and nutrient composition change condition, wireless transmitter can upload cell-phone APP or medical care terminal with the information accessible bluetooth of accumulator memory, modes such as NFC.
(III) advantageous effects
Compared with the prior art, the invention provides a portable intestinal juice circulating and back-infusing system and a method, which have the following beneficial effects:
1. the feedback pipeline system is provided with the pump-out end pressure sensor and the suction end pressure sensor, so that the feedback pressure of the pipeline can be detected, the peristaltic pump and the micro inflator pump are controlled to work according to detection signals, and when the pipeline is blocked, no intestinal juice is absorbed or the absorption pressure is overlarge, effective measures can be taken to solve the problem in time;
2. the content of main nutrient substances of the intestinal juice can be analyzed by arranging the component analyzer, and when the content of the main nutrient substances is very low, the intestinal juice does not need to be recycled, so that the scientific control on the recycling amount and time of the intestinal juice is realized;
3. by arranging the miniature inflator pump and the air bag, in the process of the intestinal fluid reinfusion, the air bag is inflated to prevent the intestinal contents from flowing into the cecum rapidly, so that the phenomenon that the intestinal contents flow into the cecum to influence the quality of the intestinal fluid reinfusion is avoided;
4. the circulation feedback system is further provided with a storage device and a wireless signal transmitter, information such as circulation times and nutritional ingredient changes is recorded, and the feedback information is uploaded to a mobile phone APP or a medical care terminal for monitoring through the wireless transmitter in the modes such as Bluetooth and NFC.
Drawings
FIG. 1 is a schematic diagram of the overall structure of a portable intestinal fluid recycling system of the present invention;
FIG. 2 is an exploded view of an input end anchor of a portable intestinal fluid circuit reinfusion system in accordance with the present invention;
FIG. 3 is an exploded view of the negative pressure suction end holder of a portable intestinal fluid recirculation and reinfusion system of the present invention;
FIG. 4 is a diagram of a portable intestinal fluid circuit reinfusion system of the present invention in connection with a patient.
In the figure: 1. a device main body; 2. a peristaltic pump; 3. a hose; 4. a pump-out end pressure sensor; 5. a component analyzer; 6. a micro inflator; 7. an input end holder; 71. a mushroom-type holder; 72. a first reverse buckle; 73. a first disc-shaped holder; 74. an abdominal wall guide punch; 8. a negative pressure suction end holder; 81. double channels; 82. a porous filtration suction tube; 83. an air bag; 84. a second reverse buckle; 85. a second disc-shaped holder; 9. a controller; 10. an interface; 11. a suction end pressure sensor; 12. a battery module is provided.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
As shown in fig. 1-4, a portable intestinal fluid recycling and back-transfusion system comprises a device body 1, a peristaltic pump 2, a micro inflator pump 6 and a controller 9 are respectively arranged on the inner side of the device body 1, hoses 3 are respectively arranged at two ends of the peristaltic pump 2, a pump-out end pressure sensor 4 is arranged on the surface of each hose 3 close to the pump-out end, a component analyzer 5 is arranged at the side end of each pump-out end pressure sensor 4, an input end fixer 7 is arranged at the tail end of each hose 3, each input end fixer 7 comprises a mushroom-shaped fixer 71, a first reverse buckle 72, a first disk-shaped fixer 73 and an abdominal wall guiding puncher 74, a negative pressure suction end fixer 8 is arranged at the other end of each hose 3, and each negative pressure suction end fixer 8 comprises a double channel 81, a porous filtering suction tube 82, an air bag 83, a second reverse buckle 84 and a second. In addition, the mushroom-type holder 71 and the negative pressure suction end holder 8 are provided with different length models to accommodate patients with different abdominal wall thicknesses. The input end fixer 7 and the negative pressure suction end fixer 8 are made of materials with good compatibility with human tissues, and the rejection response of the human body to the device is reduced.
The first reverse snap 72 is disposed on the outer surface of the mushroom holder 71 and close to the connection end with the hose 3, the first reverse snap 72 is fixedly connected to the mushroom holder 71, the first disk holder 73 is disposed on the surface of the mushroom holder 71 and close to one side of the first reverse snap 72, and the first disk holder 73 is movably connected to the mushroom holder 71.
Porous filtration attracts pipe 82 to set up in the end of binary channels 81, and keep away from the link with hose 3, binary channels 81 run through in the inboard of binary channels 81, and with be fixed connection between the binary channels 81, gasbag 83 sets up in the end of binary channels 81, and be close to the lower extreme that porous filtration attracts pipe 82, be fixed connection between gasbag 83 and the binary channels 81, and with the inboard intercommunication of binary channels 81, the reverse buckle 84 of second sets up in the surface of binary channels 81, and keep away from the one end of binary channels 81, be fixed connection between the reverse buckle 84 of second and the binary channels 81, second disk fixer 85 sets up in the surface of binary channels 81, and be close to the one end of the reverse buckle 84 of second, be swing joint between second disk fixer 85 and the binary channels 81.
The left side of the surface of the hose 3 close to the peristaltic pump 2 is provided with a suction end pressure sensor 11, the suction end pressure sensor 11 is fixedly connected with the hose 3, the joints of the hose 3, the peristaltic pump 2, the miniature inflator pump, the 6 mushroom-shaped fixer 71 and the porous filtering suction tube 82 are all provided with a connector 10, so that the hose 3 is convenient to disassemble and replace, the hose 3 is movably connected with the peristaltic pump 2, the miniature inflator pump, the 6 mushroom-shaped fixer 71 and the porous filtering suction tube 82 through the connector 10, the mushroom-shaped fixer 71 and the porous filtering suction tube 82 are communicated through the peristaltic pump 2 and the hose 3, a connecting pipe is arranged between the miniature inflator pump 6 and the negative pressure suction end fixer 8, and the air bag 83 is communicated with the miniature inflator pump 6 through the connecting pipe.
The pump outlet pressure sensor 4, the component analyzer 5 and the hose 3 are fixedly connected, the inner side of the controller 9 is respectively provided with a storage and a wireless signal transmitter, the peristaltic pump 2, the miniature inflator pump 6, the controller 9 and the device body 1 are fixedly connected, the surface of the peristaltic pump 2 is provided with a control switch, and the control switch is electrically connected with the peristaltic pump 2. Wherein, the core in the controller 9 is single chip microcomputer controller circuit, 9 input ends of controller and pump output end pressure sensor 4, composition analyzer 5, attract end pressure sensor 11, battery module 12 electric connection, 9 output ends of controller and peristaltic pump 2, 6 electric connection of miniature pump, detect pipeline pressure on the one hand, intestinal juice nutrient composition, on the one hand according to detection signal control peristaltic pump 2, 6 work of miniature pump, detect simultaneously and control information storage in the accumulator, and will detect and control information upload to cell-phone APP or medical care terminal through wireless transmitter, wireless transmitter adopts NFC module or bluetooth module.
The outer surface of the device main body 1 is provided with a fixing belt, the fixing belt is fixedly connected with the device main body 1, the inner side of the device main body 1 is provided with a battery module 12, and the battery module 12 is fixedly connected with the device main body 1.
The use method of the portable intestinal fluid circulating and back-infusing system of the invention is as follows: the negative pressure suction end fixer 8 and the input end fixer 7 are sequentially and carefully placed in the intestinal cavity, the small intestine is lightly pinched, the mushroom-shaped fixer 71 is moved to an adaptive position (the general negative pressure suction end fixer 8 is installed at the part close to the ileocecal part, the input end fixer 7 is installed at the near-end small intestine to ensure the absorption distance of the small intestine to intestinal juice), then a small opening is carefully burnt out at the position of the mushroom-shaped fixer 71 by an electric knife, after disinfection, the outer end of the mushroom-shaped fixer 71 carefully penetrates out of the intestinal canal, and meanwhile, the small opening is tightened by adopting a purse-string suture mode to avoid leakage; on the abdominal wall at the corresponding position, a puncher 74 is guided by the abdominal wall to punch the abdominal wall, then the outer end of the mushroom-shaped fixer 71 penetrates out of the abdominal wall small hole, the skin at the position is sutured and tightened, and then the first disk-shaped fixer 73 is fixed, the first reverse buckle 72 firmly clamps the first disk-shaped fixer 73 and does not fall off, a single channel is arranged in the input end fixer 7, a double channel 81 is arranged in the negative pressure suction end fixer 8, the air bag 83 channel is connected with the micro inflator pump 6, a porous filtering suction tube 82 (containing an intestinal juice receptor) forms a part of a circulating pipeline through a suction tube channel, the small hole on the porous filtering suction tube 82 effectively filters dregs; the abdominal wall guiding puncher 74 is matched with the fixator in size, and is an ellipsoidal handle end at one end, and a tip end at the other end; the length of the mushroom-shaped fixer 71 is set to be different in length and model according to the thicknesses of abdominal walls of different patients, when the peristaltic pump 2 works, the air bag 83 is inflated actively through the micro inflator pump 6 to prevent intestinal contents from flowing into the cecum rapidly, the porous filtering suction tube 82 sucks intestinal juice through negative pressure generated by the peristaltic pump 2, and the sucked intestinal juice is pumped to the small intestine at the near end through the peristaltic pump 2 or is pumped through a nasal feeding tube to complete circulation absorption of the intestinal juice; wherein the suction end pressure sensor 11 senses the negative pressure change of the suction end, if the negative pressure is obviously increased, the suction can be performed temporarily without intestinal juice or the blockage occurs, at the moment, the hose 3 can be taken down from the interface 10, the physiological saline is injected inwards, and the suction tube is cleaned until the suction tube is unobstructed again; the pump outlet end pressure sensor 4 senses the positive pressure change of the pump outlet end, if the positive pressure is obviously increased, the blockage is indicated, and the processing mode is the same as the above; the component analyzer 5 can analyze the content of main nutrient substances (such as glucose, amino acid, lipid substances and the like), when the content of the main nutrient substances is very low, the intestinal juice does not need to be circulated and returned, at the moment, the controller controls the micro inflator pump 6 to stop working, the pressure is released, the air bag 83 is retracted, and the intestinal content is enabled to pass through and be discharged to the cecum; controller control peristaltic pump 2 also stop work, the termination circulation, when having a large amount of intestinal juice again in the intestines, then amazing intestinal juice sensor, through the controller, control miniature pump 6 and peristaltic pump 2 and begin work, carry out the circulation of intestinal juice, circulation feedback system still sets up accumulator, wireless signal transmitter, information such as storage record cycle number, nutrient composition change, then utilize bluetooth, modes such as NFC with the signal to upload to cell-phone APP or medical care terminal.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims (10)

1. A portable intestinal fluid circulation feedback system, includes device main part (1), its characterized in that: the device is characterized in that a peristaltic pump (2), a micro inflator pump (6) and a controller (9) are arranged on the inner side of a device main body (1), hoses (3) are arranged at two ends of the peristaltic pump (2), a pump outlet end pressure sensor (4) is arranged on the surface of each hose (3) close to a pump outlet end, a component analyzer (5) is arranged at the side end of the pump outlet end pressure sensor (4), an input end fixer (7) is arranged at the tail end of each hose (3), the input end fixer (7) comprises a mushroom-shaped fixer (71), a first reverse buckle (72), a first disc-shaped fixer (73) and an abdominal wall guide puncher (74), a negative pressure suction end fixer (8) is arranged at the other end of each hose (3), and the negative pressure suction end fixer (8) comprises a double channel (81), a porous filtering suction tube (82), An air bag (83), a second reverse snap (84) and a second disc-shaped retainer (85).
2. The portable intestinal fluid recirculation and return system according to claim 1, wherein: the reverse clamping buckle is characterized in that the first reverse clamping buckle (72) is arranged on the outer surface of the mushroom-type fixer (71) and close to the connecting end with the hose (3), the first reverse clamping buckle (72) is fixedly connected with the mushroom-type fixer (71), the first disc-shaped fixer (73) is arranged on the surface of the mushroom-type fixer (71) and close to one side of the first reverse clamping buckle (72), and the first disc-shaped fixer (73) is movably connected with the mushroom-type fixer (71).
3. The portable intestinal fluid recirculation and return system according to claim 1, wherein: the porous filtering suction tube (82) is arranged at the tail end of the double channel (81) and is far away from the connecting end with the hose (3), the double channel (81) penetrates through the inner side of the double channel (81), and is fixedly connected with the double channels (81), the air bag (83) is arranged at the tail end of the double channels (81), and is close to the lower end of the porous filtering suction tube (82), the air bag (83) is fixedly connected with the double channels (81), and is communicated with the inner side of the double channel (81), the second reverse buckle (84) is arranged on the surface of the double channel (81), and is far away from one end of the double channel (81), the second reverse buckle (84) is fixedly connected with the double channel (81), the second disc-shaped holder (85) is arranged on the surface of the double channel (81), and is close to one end of the second reverse buckle (84), and the second disc-shaped fixer (85) is movably connected with the double channel (81).
4. The portable intestinal fluid recirculation and return system according to claim 1, wherein: a suction end pressure sensor (11) is arranged on the surface of the hose (3) close to the left side of the peristaltic pump (2), the suction end pressure sensor (11) is fixedly connected with the hose (3), the joints of the hose (3) and the peristaltic pump (2), the micro inflator pump, (6) the mushroom-shaped fixer (71) and the porous filtering suction tube (82) are all provided with connectors (10), the hose (3) is movably connected with the peristaltic pump (2), the micro inflator pump, (6) the mushroom-shaped fixer (71) and the porous filtering suction tube (82) through a connecting port (10), the mushroom-shaped fixer (71) and the porous filtering suction tube (82) are communicated through a peristaltic pump (2) and a hose (3), a connecting pipe is arranged between the micro inflator pump (6) and the negative pressure suction end fixer (8), the air bag (83) is communicated with the micro inflator pump (6) through a connecting pipe.
5. The portable intestinal fluid recirculation and return system according to claim 1, wherein: the device is characterized in that the pump outlet pressure sensor (4), the component analyzer (5) and the hose (3) are fixedly connected, the inner side of the controller (9) is provided with a storage and a wireless signal transmitter respectively, the peristaltic pump (2), the micro inflator pump (6), the controller (9) and the device body (1) are fixedly connected, the surface of the peristaltic pump (2) is provided with a control switch, the control switch is electrically connected with the peristaltic pump (2), the input end of the controller (9) is electrically connected with the pump outlet pressure sensor (4), the component analyzer (5), the suction end pressure sensor (11) and the battery module (12), and the output end of the controller (9) is electrically connected with the peristaltic pump (2) and the micro inflator pump (6).
6. The portable intestinal fluid recirculation and return system according to claim 1, wherein: the outer surface of the device main body (1) is provided with a fixing belt, the fixing belt is fixedly connected with the device main body (1), the inner side of the device main body (1) is provided with a battery module (12), and the battery module (12) is fixedly connected with the device main body (1).
7. A portable intestinal fluid circulating and back-infusing method is characterized by comprising the following steps:
firstly, carefully placing a negative pressure suction end fixer and an input end fixer into an intestinal cavity in sequence, lightly pinching the small intestine to move the mushroom-shaped fixer to an adaptive position, wherein the negative pressure suction end fixer is arranged near the ileocecal part, and the input end fixer is arranged at the near-end small intestine to ensure the absorption distance of the small intestine to intestinal juice;
then carefully burning a small opening at the position of the mushroom-shaped fixer by using an electric knife, after disinfection, enabling the outer end of the mushroom-shaped fixer to penetrate out of the intestinal canal, and simultaneously tightening the small opening by adopting a purse-string suture mode to avoid liquid leakage;
the abdominal wall is used for guiding the puncher to punch a hole in the abdominal wall, then the outer end of the mushroom-shaped fixer penetrates out of the abdominal wall small hole, the skin at the position is sutured and tightened, then the first disk-shaped fixer is used for fixing, and the first reverse buckle firmly clamps the first disk-shaped fixer;
when the peristaltic pump works, the air bag is actively inflated through the miniature inflator pump to prevent intestinal contents from rapidly flowing into the cecum, the porous filtering suction tube sucks intestinal juice through negative pressure generated by the peristaltic pump, and the sucked intestinal juice is pumped to the small intestine at the near end through the peristaltic pump or is pumped through the nasal feeding tube to complete circulation absorption of the intestinal juice.
8. The portable intestinal fluid recycling method of claim 7, wherein: the device also comprises a component analyzer for analyzing the content of main nutrient substances, including glucose, amino acid and lipid substances, when the content of the main nutrient substances is very low, the intestinal juice does not need to be circularly re-infused, and the controller controls the micro inflator pump to stop working at the moment, releases pressure, retracts the air bag and enables the intestinal content to pass through and be discharged to the cecum; the controller controls the peristaltic pump to stop working as well, terminating the cycle.
9. The portable intestinal fluid recycling method of claim 7, wherein: the suction end pressure sensor is used for sensing the negative pressure change of the suction end, if the negative pressure is obviously increased, the suction is temporarily stopped or no intestinal juice can be sucked or the blockage occurs, the hose is taken down at the interface, the physiological saline is injected inwards, and the suction tube is cleaned until the suction tube is unobstructed again; the pump outlet end pressure sensor senses the positive pressure change of the pump outlet end, and if the positive pressure is obviously increased, the blockage is indicated.
10. The portable intestinal fluid recycling method of claim 7, wherein: still including recording intestinal juice cycle number, nutrient composition change information, then pass through wireless transmitter with the signal, utilize bluetooth, NFC mode to upload to cell-phone APP or medical care terminal.
CN202010780996.8A 2020-08-06 2020-08-06 Portable intestinal juice circulating and back-infusing system and method Pending CN111840762A (en)

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CN202010780996.8A CN111840762A (en) 2020-08-06 2020-08-06 Portable intestinal juice circulating and back-infusing system and method

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202010780996.8A CN111840762A (en) 2020-08-06 2020-08-06 Portable intestinal juice circulating and back-infusing system and method

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113499498A (en) * 2021-07-08 2021-10-15 南华大学附属第一医院 Self-circulation flushing and sucking pump for joint cavity
CN113559340A (en) * 2021-08-25 2021-10-29 首都医科大学宣武医院 Circulating system capable of detecting components of nutrient solution

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113499498A (en) * 2021-07-08 2021-10-15 南华大学附属第一医院 Self-circulation flushing and sucking pump for joint cavity
CN113559340A (en) * 2021-08-25 2021-10-29 首都医科大学宣武医院 Circulating system capable of detecting components of nutrient solution
CN113559340B (en) * 2021-08-25 2024-03-26 首都医科大学宣武医院 Circulating system capable of detecting nutrient solution components

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