CN117815523A - Balloon suction device for digestive tract fistulization - Google Patents
Balloon suction device for digestive tract fistulization Download PDFInfo
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- CN117815523A CN117815523A CN202410251526.0A CN202410251526A CN117815523A CN 117815523 A CN117815523 A CN 117815523A CN 202410251526 A CN202410251526 A CN 202410251526A CN 117815523 A CN117815523 A CN 117815523A
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- 238000011010 flushing procedure Methods 0.000 claims description 24
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- 238000012800 visualization Methods 0.000 claims description 4
- 238000002347 injection Methods 0.000 claims description 3
- 239000007924 injection Substances 0.000 claims description 3
- 230000000149 penetrating effect Effects 0.000 claims description 3
- 230000001939 inductive effect Effects 0.000 claims description 2
- 230000035876 healing Effects 0.000 abstract description 11
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- 210000003736 gastrointestinal content Anatomy 0.000 description 9
- 210000003815 abdominal wall Anatomy 0.000 description 8
- 238000000034 method Methods 0.000 description 7
- 238000002513 implantation Methods 0.000 description 6
- 239000007788 liquid Substances 0.000 description 6
- 230000006698 induction Effects 0.000 description 5
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- 208000014674 injury Diseases 0.000 description 3
- 206010028980 Neoplasm Diseases 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 210000000936 intestine Anatomy 0.000 description 2
- 230000002572 peristaltic effect Effects 0.000 description 2
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- 238000000926 separation method Methods 0.000 description 2
- 241000894006 Bacteria Species 0.000 description 1
- 201000004624 Dermatitis Diseases 0.000 description 1
- 206010059410 Faecaluria Diseases 0.000 description 1
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- BQCADISMDOOEFD-UHFFFAOYSA-N Silver Chemical compound [Ag] BQCADISMDOOEFD-UHFFFAOYSA-N 0.000 description 1
- 210000000683 abdominal cavity Anatomy 0.000 description 1
- 229910045601 alloy Inorganic materials 0.000 description 1
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- 229910052737 gold Inorganic materials 0.000 description 1
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- GKOZUEZYRPOHIO-UHFFFAOYSA-N iridium atom Chemical compound [Ir] GKOZUEZYRPOHIO-UHFFFAOYSA-N 0.000 description 1
- 229910052744 lithium Inorganic materials 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
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- 229910052697 platinum Inorganic materials 0.000 description 1
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- 210000005077 saccule Anatomy 0.000 description 1
- 229910052709 silver Inorganic materials 0.000 description 1
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Abstract
The invention relates to a balloon suction device for digestive tract fistulization, belongs to the technical field of medical appliances, and solves the problem that the conventional digestive tract fistulization needs secondary operation. The balloon suction device for the digestive tract fistulization comprises a catheter, a balloon and an inflation unit; the duct is provided with a suction channel and a gas channel; the balloon is sleeved at the distal end of the catheter, and the distal opening of the gas channel is communicated with a suction cavity formed by the inflated balloon; the inflation unit is connected with the proximal end of the gas channel; the balloon in the inflated state is of a bowl-shaped structure, the concave curved surface of the balloon forms a suction cavity capable of temporarily storing contents in the digestive tract, and the distal opening of the catheter is positioned at the center of the concave curved surface of the balloon in the inflated state and is communicated with the suction cavity. The invention can be placed in the digestive tract operation, is safe and reliable, provides a proper environment for healing of the digestive tract, promotes healing of an anastomotic stoma, is convenient to take out, and avoids secondary operation.
Description
Technical Field
The invention relates to the technical field of medical appliances, in particular to a balloon suction device for digestive tract fistulization.
Background
The incidence of digestive tract tumors increases year by year, and post-surgical fistulization of the digestive tract is a difficulty in the diagnosis and treatment of digestive tract tumors. For some patients who need intestinal canal-abdominal wall fistulation, secondary operation is often needed, the external fistulation bag is hung on the abdominal wall and other places of the patient for a long time, the life quality is influenced, and the pain and the cost of the patient are increased by the secondary operation.
In the prior art, a digestive tract fistulization device is provided with a pipeline, an inflatable and expanded air bag is arranged on the outer wall of the pipeline, a section of pipeline blind end is arranged on the far side of the air bag, the position of the pipeline blind end exceeds that of the air bag, the pipeline blind end is closed, a small hole communicated with a pipe cavity is arranged on the pipe wall on the near side of the air bag, and intestinal contents are extracted through the small hole on the pipe wall on the near side of the air bag. However, this type of ostomy device is prone to blockage due to the small pore size, and the aspiration efficiency of intestinal contents is low, which affects the therapeutic effect. Furthermore, existing devices for fistulization of the digestive tract require implantation of a designated location in the intestine with experience of the operator, and implantation accuracy is low. In addition, the balloon of the existing gastrointestinal fistulization device may adhere to the intestinal wall, and it is difficult to take out smoothly in the later stage, and secondary injury may be caused to the patient.
Disclosure of Invention
The invention provides a balloon suction device for digestive tract fistulization, which solves the problems that the conventional digestive tract fistulization needs secondary operation and is still contained, and the conventional fistulization device has low suction efficiency on intestinal contents, low accuracy in implantation into the intestines and difficult smooth taking out. The invention can replace the existing digestive tract fistulization device, improves the life quality of patients, saves sanitary resources and cost, avoids secondary operation, relieves the illness of patients, has high sucking efficiency on intestinal contents and has good treatment effect.
In order to achieve the above purpose, the present invention provides the following technical solutions:
a balloon suction device for an alimentary canal fistulization, comprising:
the guide pipe is provided with a suction channel penetrating through two ends of the guide pipe, and a gas channel is further arranged on the guide pipe;
the balloon is sleeved at the distal end of the catheter, and the distal end of the gas channel is communicated with the interior of the balloon;
an inflation unit connected to the proximal end of the gas channel, the inflation unit configured to inflate into the balloon or to expel gas from the balloon;
the balloon in the inflated state is of a bowl-shaped structure and is provided with a concave curved surface and a convex curved surface; the convex curved surface can be attached to the inner wall of the digestive tract; an inflation space is formed between the concave curved surface and the convex curved surface, and the inflation space is communicated with the far end of the gas channel; the concave curved surface forms a suction cavity capable of temporarily storing contents in the alimentary canal, and a distal end opening of the catheter is positioned at the center of the concave curved surface of the balloon in an inflated state and is communicated with the suction cavity.
Further, the balloon suction device for the digestive tract fistulization further comprises a first developing ring arranged at the distal end of the catheter and a second developing ring arranged on the surface of the balloon.
Further, the catheter comprises a first section positioned at the proximal end and a second section positioned at the distal end, the balloon is sleeved on the outer side of the second section, the suction channel penetrates through the first section and the second section simultaneously, the gas channel penetrates through the first section, the distal end of the gas channel extends to the second section and is communicated with the balloon, the second section and the balloon are made of degradable materials, and the balloon and the second section are degraded through injection of an induction medium.
Further, a pressure sensor is provided on a surface of the balloon, configured to detect a pressure between the balloon and the alimentary tract.
Further, the balloon suction device for the digestive tract fistulization further comprises a wire for electrically connecting the pressure sensor with the control module, wherein the wire is embedded in the catheter, and the wire is provided with a joint which is mutually overlapped in the second section.
Further, the balloon suction device for the digestive tract fistulization further comprises a first magnetic sheet and a second magnetic sheet which are positioned at the joint of the proximal end of the balloon and the second section, and the first magnetic sheet and the second magnetic sheet are respectively positioned at two sides of the catheter and are detachably connected with the catheter.
Further, the pressure sensor adopts a flexible film pressure sensor, and the pressure sensor is embedded into the outer surface of the balloon.
Further, the number of the pressure sensors is plural, and the plurality of the pressure sensors are distributed at intervals around the balloon.
Further, a branch pipe is arranged at the proximal end of the catheter, an included angle is formed between the branch pipe and the catheter, and the proximal end of the gas channel penetrates through the branch pipe and is connected with the inflation unit.
Further, the balloon suction device for the digestive tract fistulization further comprises a suction box, a waste collection balloon, a vacuum pump, a third pipe, a flushing pump, a suction valve, a drainage valve and a flushing valve; the suction box is internally provided with a first chamber and a second chamber, the suction box is provided with a first pipe and a second pipe which are communicated with the first chamber, and the first pipe is connected with the suction channel through a pipeline; the waste collection bag is arranged in the first cavity, and two ends of the waste collection bag are respectively connected with the first pipe and the second pipe; the vacuum pump is arranged in the first cavity and is positioned between the suction box and the waste collection bag; one end of the third pipe is connected with the first pipe, and the other end of the third pipe extends into the second cavity; the flushing pump is arranged on the third pipe; the suction valve is arranged on the first pipe and is positioned between the third pipe and the waste collecting bag; the liquid discharge valve is arranged on the second pipe; the flushing valve is arranged on a third pipe between the first pipe and the flushing pump; the vacuum pump and the flushing pump are electrically connected with the power module and the control module.
Further, the saccule suction device for the digestive tract fistulization further comprises a touch screen which is arranged on the outer side of the suction box and is electrically connected with the power supply module, the touch screen is electrically connected with the control module, and the suction valve and the flushing valve are electromagnetic valves and are electrically connected with the control module.
Compared with the prior art, the invention has at least one of the following beneficial effects:
a) According to the balloon suction device for the digestive tract fistulization, the inflatable balloon is arranged on the catheter, so that proper pressure is always kept between the balloon and the inner wall of the digestive tract, the balloon is tightly attached to the inner wall of the digestive tract, the content in the digestive tract is prevented from flowing into the lower digestive tract, a proper environment is provided for healing of the lower digestive tract, healing of an anastomotic stoma is promoted, the device is taken out from the abdominal wall after healing, secondary still-receiving operation is avoided, and pain and medical cost of a patient are reduced.
b) According to the balloon suction device for the digestive tract fistulization, the balloon in the inflated state is of the bowl-shaped structure, the concave curved surface of the balloon forms the suction cavity capable of temporarily storing the content in the digestive tract, the distal opening of the catheter is positioned at the center of the concave curved surface of the balloon in the inflated state, intestinal content can be temporarily stored in the suction cavity of the balloon, the distal opening of the catheter is the suction port of the catheter, and the suction port is positioned at the center of the bowl bottom of the bowl-shaped balloon.
c) According to the balloon suction device for the digestive tract fistulization, provided by the invention, the first developing ring is arranged at the distal end of the catheter, and the second developing ring is arranged on the surface of the balloon, so that accurate implantation can be realized, and convenience is provided for operation.
d) According to the balloon suction device for the digestive tract fistulization, provided by the invention, the second section of the catheter and the balloon are made of degradable materials, after the anastomotic stoma is healed, the balloon and the second section are degraded by injecting the inducing medium, and only the first section of the catheter is taken out from the abdominal wall, so that the taking-out process is smoother, and the situation that the balloon and the intestinal wall are difficult to adhere and take out to a patient to cause pain to the patient and even cause secondary injury to the patient is avoided.
Drawings
In order to more clearly illustrate the embodiments of the present description or the technical solutions in the prior art, the drawings that are required in the embodiments or the description of the prior art will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments described in the embodiments of the present description, and other drawings may be obtained according to these drawings for a person having ordinary skill in the art.
Fig. 1 is a schematic structural view of a balloon suction device for an digestive tract fistulization, which is provided by the invention;
fig. 2 is a schematic cross-sectional view of a balloon suction device for an digestive tract fistulization according to the present invention;
FIG. 3 is a cross-sectional view taken along line B-B of FIG. 1;
FIG. 4 is a cross-sectional view taken along line C-C of FIG. 1;
FIG. 5 is an enlarged view of the wire bond at D in FIG. 2;
fig. 6 is a schematic view of a suction assembly of the balloon suction device for an enteron fistulation provided by the present invention;
fig. 7 is a schematic power supply diagram of a balloon suction device for digestive tract fistulization provided by the invention;
fig. 8 is a control block diagram of a balloon suction device for an alimentary canal fistulization provided by the invention;
fig. 9 is a schematic view of the balloon suction device for an enteron fistulation according to the present invention after being implanted in a human body;
FIG. 10 is an enlarged partial view at E in FIG. 9;
fig. 11 is a schematic view of the intestinal wall after healing.
Reference numerals:
1. a conduit; 101. a first section; 102. a second section; 103. a suction channel; 104. a gas channel; 2. a balloon; 201. a suction plenum; 202. an inflation space; 3. a pressure sensor; 4. a first developing ring; 5. a second developing ring; 6. a control module; 7. an inflation unit; 8. a power module; 9. a wire; 10. a branch pipe; 11. a suction box; 1101. a first chamber; 1102. a second chamber; 12. collecting waste bags; 13. a vacuum pump; 14. a first tube; 15. a second tube; 16. a third tube; 17. a flushing pump; 18. a suction valve; 19. a liquid discharge valve; 20. a flush valve; 21. a touch screen; 22. the contents; 23. an abdominal wall; 24. a suction assembly; 25. an anastomotic stoma; 26. a first magnetic sheet; 27. a second magnetic sheet; 28. intestinal wall.
Detailed Description
For the purposes of making the objects, technical solutions and advantages of the embodiments of the present application more clear, the technical solutions of the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is apparent that the described embodiments are some embodiments of the present application, but not all embodiments. It should be noted that embodiments and features of embodiments in the present disclosure may be combined, separated, interchanged, and/or rearranged with one another without conflict. All other embodiments, which can be made by one of ordinary skill in the art without undue burden from the present disclosure, are within the scope of the present disclosure.
In the drawings, the size and relative sizes of elements may be exaggerated for clarity and/or descriptive purposes. While the exemplary embodiments may be variously implemented, the specific process sequences may be performed in a different order than that described. For example, two consecutively described processes may be performed substantially simultaneously or in reverse order from that described. Moreover, like reference numerals designate like parts.
The terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting. As used herein, the singular forms "a", "an" and "the" are intended to include the plural forms as well, unless the context clearly indicates otherwise. Furthermore, when the terms "comprises" and/or "comprising," and variations thereof, are used in the present specification, the presence of stated features, integers, steps, operations, elements, components, and/or groups thereof is described, but the presence or addition of one or more other features, integers, steps, operations, elements, components, and/or groups thereof is not precluded. It is also noted that, as used herein, the terms "substantially," "about," and other similar terms are used as approximation terms and not as degree terms, and as such, are used to explain the inherent deviations of measured, calculated, and/or provided values that would be recognized by one of ordinary skill in the art.
It should be noted that: reference herein to "proximal" refers to the end closer to the operator and "distal" refers to the end farther from the operator.
Referring to fig. 1 to 9, the present invention provides a balloon suction device for an ostomy of the digestive tract, comprising:
the catheter 1, the catheter 1 has suction channels 103 penetrating its both ends, there are gas channels 104 on the catheter 1;
the balloon 2 is sleeved at the distal end of the catheter 1, and the distal end of the gas channel 104 is communicated with the interior of the balloon 2;
an inflation unit 7, the inflation unit 7 being connected to the proximal end of the gas channel 104, the inflation unit 7 being configured to inflate the balloon 2 or to expel gas from the balloon 2;
the balloon 2 in an inflated state is of a bowl-shaped structure and is provided with a concave curved surface and a convex curved surface; the convex curved surface can be attached to the inner wall of the digestive tract; an inflation space 202 is formed between the concave curved surface and the convex curved surface, and the inflation space 202 is communicated with the distal end of the gas channel 104; the concave curved surface forms a suction cavity 201 capable of temporarily storing the contents in the digestive tract, and the distal end opening of the catheter 1 is positioned at the center of the concave curved surface of the balloon 2 in an inflated state and is communicated with the suction cavity 201.
In the embodiment, the balloon suction device for the digestive tract fistulization further comprises a pressure sensor 3, a control module 6 and a power supply module 8; the pressure sensor 3 is arranged on the surface of the balloon 2, which is in contact with the intestinal wall 28, and is used for detecting the pressure between the balloon 2 and the digestive tract, the pressure sensor 3 is electrically connected with the control module 6, and the pressure sensor 3 transmits the measured electric signals to the control module 6; the inflation unit 7 is electrically connected with the control module 6, the proximal end of the gas channel 104 is connected with the inflation unit 7, and the inflation unit 7 is used for inflating the balloon 2 or exhausting the gas in the balloon 2; the pressure sensor 3, the control module 6 and the inflation unit 7 are all connected with the power supply module 8, and the power supply module 8 supplies power to the pressure sensor 3, the control module 6 and the inflation unit 7.
In actual use, the distal end of the catheter 1 is passed into the digestive tract through the abdominal wall 23, the balloon 2 is also implanted into the digestive tract, and then the balloon 2 is inflated by the inflation unit 7; during peristaltic movement of the digestive tract, the pressure sensor 3 detects the pressure between the balloon 2 and the inner wall of the digestive tract in real time, and transmits the detected signal to the control module 6, and the control module 6 controls the inflation unit 7 to inflate or deflate according to the pressure between the balloon 2 and the inner wall of the digestive tract; when the pressure between the balloon 2 and the inner wall of the digestive tract is smaller than a set threshold value, the control module 6 controls the inflating unit 7 to inflate a certain amount of gas into the balloon 2; when the pressure between the balloon 2 and the inner wall of the digestive tract is greater than a set threshold value, the control module 6 controls the inflating unit 7 to discharge a part of the gas in the balloon 2; during peristaltic movement of the digestive tract, the balloon 2 and the inner wall are always provided with proper pressure in the manner, so that the balloon 2 is tightly attached to the inner wall of the digestive tract, the content 22 in the digestive tract is prevented from flowing into the lower digestive tract, a proper environment is provided for healing of the lower digestive tract, and the intestinal wall is healed as shown in fig. 11. The suction channel 103 is used for flushing and sucking the digestive tract contents 22. After the anastomotic stoma 25 heals, the gas in the balloon 2 is exhausted through the inflation unit 7, the balloon 2 is made smaller, and then the catheter 1 is pulled out through the operation.
In order to facilitate identification of the distal end of the catheter 1 and the position of the balloon 2 within the body during the implantation procedure, the balloon suction device for an enteron fistulization further comprises a first visualization ring 4 provided at the distal end of the catheter 1 and a second visualization ring 5 provided at the surface of the balloon 2. The first developing ring 4 and the second developing ring 5 are made of an X-ray opaque material such as gold, silver, platinum, tantalum, iridium, tungsten, alloys thereof, and the like. The first developing ring 4 may be used to confirm the position of the distal end of the catheter 1 and the second developing ring 5 may be used to confirm the position of the balloon 2 when the balloon suction device is inserted into the human body, facilitating the surgical operation.
The cross-sectional shape of the balloon 2 in the inflated state is shown in fig. 2, the distal end of the balloon 2 has an open aspiration lumen 201, the aspiration lumen 201 is oriented towards the distal end of the catheter 1, and after inflation of the balloon 2, the contents 22 in the alimentary tract can enter the aspiration lumen 201 at the distal end of the balloon 2.
In the present invention, the catheter 1 comprises a first section 101 at the proximal end and a second section 102 at the distal end, the balloon 2 is sleeved outside the second section 102, the outer wall of the second section 102 of the catheter 1 can form a part of the inner wall of the inflation space, the gas in the gas channel 104 can enter the inflation space 202 between the balloon 2 and the catheter 1 to expand the balloon 2, and the suction channel 103 is not communicated with the balloon 2; the suction channel 103 penetrates through the first section 101 and the second section 102 at the same time, the gas channel 104 penetrates through the first section 101, the distal end of the gas channel 104 extends to the second section 102 and is communicated with the balloon 2, the second section 102 and the balloon 2 are made of biocompatible degradable materials, the balloon and the second section are degraded through injection of an induction medium, further separation of the balloon 2 and the catheter 1 is controlled manually, and the balloon is convenient to take out. After the anastomotic stoma 25 at the lower section of the alimentary canal heals, an induction medium is filled into the second section 102 and the balloon 2 through the suction channel 103 and the gas channel 104 respectively, and after the induction medium contacts with the second section 102 and the balloon 2, the second section 102 and the balloon 2 are rapidly degraded, so that the first section 101 and the second section 102 naturally fall off, and the first section 101 of the catheter 1 is conveniently and smoothly pulled out subsequently.
In a specific implementation, the balloon suction device for the fistulization of the alimentary canal further comprises a wire 9 for electrically connecting the pressure sensor 3 with the control module 6, the wire 9 is made of a biocompatible metal material and is embedded in the catheter 1, and as shown in fig. 5, the wire 9 is provided with joints which are mutually overlapped in the second section 102. When the second segment 102 is degraded, the wires 9 that are lapped together are dissociated from each other, thereby facilitating separation of the second segment 102 and the balloon 2 from the first segment 101.
In the present invention, as shown in fig. 10, the balloon suction device for an digestive tract fistulization further includes a first magnetic sheet 26 and a second magnetic sheet 27 at the junction of the proximal end of the balloon 2 and the second section 102, the first magnetic sheet 26 and the second magnetic sheet 27 being respectively located at both sides of the catheter 1 and detachably connected to the catheter 1. As shown in fig. 9, when the balloon suction device for the gastrointestinal fistulization is implanted in a target position of a human body, the first magnetic sheet 26 is positioned outside the gastrointestinal tract, the second magnetic sheet 27 is positioned in the gastrointestinal tract, and at the moment when the first section 101 is pulled out in the later stage, the first magnetic sheet 26 and the second magnetic sheet 27 are attracted to each other, so that the two layers of the gastrointestinal wall are clamped between the first magnetic sheet 26 and the second magnetic sheet 27, and the opening of the intestinal wall 28 is blocked, thereby preventing the content 22 from flowing out from the opening. Moreover, the attraction between the first magnetic sheet 26 and the second magnetic sheet 27 is advantageous in promoting healing of the opening of the intestinal wall 28.
In some embodiments, the aforementioned first magnetic sheet 26 and second magnetic sheet 27 are replaced by two unidirectional biological valves. During surgery, two one-way biological valves are first sutured to the intestinal wall 28, the distal end of the catheter 1 and the balloon 2 passing between the two one-way biological valves; after the catheter 1 is pulled out after the operation, the two unidirectional biological valves are closed, and the content in the digestive tract is blocked from flowing into the abdominal cavity.
In the invention, the pressure sensor 3 adopts the flexible film pressure sensor 3, the pressure sensor 3 can deform along with the change of the shape of the balloon 2, the pressure sensor 3 is embedded into the outer surface of the balloon 2 and positioned at the position of the maximum diameter after the balloon 2 is inflated, the pressure sensor 3 is prevented from protruding out of the surface of the balloon 2, the balloon 2 can be ensured to be tightly attached to the inner wall of the digestive tract, and meanwhile, the pressure sensor 3 has higher measurement precision.
In some embodiments, the number of pressure sensors 3 is a plurality, with the plurality of pressure sensors 3 being spaced around the balloon 2. As shown in fig. 3, four pressure sensors 3 are equidistantly and alternately distributed around the balloon 2, the four pressure sensors 3 respectively detect four parts of the balloon 2, and when the pressure value detected by one of the pressure sensors 3 is smaller than a set threshold value, the inflation unit 7 can be controlled by the control module 6 to inflate the balloon 2, so that each part of the balloon 2 is tightly attached to the inner wall of the digestive tract.
For ease of use, the proximal end of the catheter 1 is provided with a branch 10, an angle being formed between the branch 10 and the catheter 1, and the proximal end of the gas channel 104 extends through the branch 10 and is connected to the inflator unit 7. As shown in fig. 1, after the branch pipe 10 is connected to the pipe 1, the branch pipe 10 is approximately Y-shaped with the pipe 1. Alternatively, the angle between the branch pipe 10 and the conduit 1 is 10-40 °.
In order to facilitate the extraction of the contents 22 in the alimentary canal, the balloon suction device for the stoma also comprises a suction assembly 24 for sucking the contents 22, the suction assembly 24 consisting essentially of a suction box 11, a waste bag 12, a vacuum pump 13, a third tube 16, a flushing pump 17, a suction valve 18, a drainage valve 19 and a flushing valve 20.
Referring to fig. 6, a first chamber 1101 and a second chamber 1102 are provided in the suction box 11, a first pipe 14 and a second pipe 15 which are communicated with the first chamber 1101 are provided on the suction box 11, the first pipe 14 and the second pipe 15 are respectively positioned above and below the first chamber 1101, and the first pipe 14 is connected with the suction channel 103 through a pipeline; the waste collecting bag 12 is arranged in the first chamber 1101, and two ends of the waste collecting bag 12 are respectively connected with the first pipe 14 and the second pipe 15, so that dirt in the waste collecting bag 12 can be discharged through the second pipe 15; the vacuum pump 13 is arranged in the first chamber 1101 and is positioned between the suction box 11 and the waste collection bag 12, the waste collection bag 12 is made of elastic rubber, and when the vacuum pump 13 is started, the air pressure outside the waste collection bag 12 can be reduced, so that the waste collection bag 12 is inflated; one end of the third tube 16 is connected to the first tube 14, and the other end of the third tube 16 extends into the second chamber 1102; a flushing pump 17 is arranged on the third pipe 16; a suction valve 18 is provided on the first pipe 14 between the third pipe 16 and the waste bag 12, a drain valve 19 is provided on the second pipe 15, and a flushing valve 20 is provided on the third pipe 16 between the first pipe 14 and the flushing pump 17; the vacuum pump 13 and the flushing pump 17 are electrically connected with the power module 8 and the control module 6.
The inflating unit 7 in the invention can adopt an air pump, the power supply module 8 can be a lithium battery, and the control module 6 can adopt a singlechip with the model of STC90C516 RD.
When it is desired to suck the contents 22 in the digestive tract, the drain valve 19 and the flushing valve 20 are closed, the suction valve 18 is opened, and the waste bag 12 is volumetrically inflated after the vacuum pump 13 is started, and the pressure in the waste bag 12 becomes small, so that the contents 22 in the digestive tract will be sucked into the waste bag 12. When it is necessary to drain the waste in the waste bag 12, the drain valve 19 is opened to drain the waste from the second pipe 15. If the content 22 in the digestive tract is not easily sucked out, the liquid discharge valve 19 and the suction valve 18 can be closed, the flushing valve 20 can be opened, then the flushing pump 17 is started to inject liquid into the digestive tract, the content 22 is diluted, then the flushing valve 20 is closed, the suction valve 18 is opened, the vacuum pump 13 is started to suck out the diluted content 22 in the digestive tract, and the anastomotic orifice 25 at the lower section of the digestive tract is prevented from being contacted with a large amount of bacteria.
During the suction process, if the suction channel 103 is blocked, the suction valve 18 can be closed, the flushing valve 20 can be opened, then the flushing pump 17 injects liquid into the suction channel 103, and the liquid injected into the suction channel 103 can break up the blockage in the suction channel 103, thereby realizing the function of dredging the suction channel 103. In use, a collection belt can be bound at the lower end of the second tube 15, and when the suction valve 18 and the drain valve 19 are opened and the flushing valve 20 is closed, the content 22 and gas in the digestive tract can automatically flow into the collection belt.
For convenient use, the balloon suction device for digestive tract fistulization further comprises a touch screen 21 which is arranged outside the suction box 11 and is electrically connected with the power module 8, the touch screen 21 is electrically connected with the control module 6, and the suction valve 18 and the flushing valve 20 are electromagnetic valves and are electrically connected with the control module 6. The medical staff can realize various operations through the touch screen 21, so that the use difficulty is greatly reduced.
Compared with the prior art, the balloon suction device for the digestive tract fistulization can realize the following beneficial effects:
1. through setting up inflatable sacculus on the pipe, can make and have appropriate pressure all the time between sacculus and the alimentary canal inner wall to make the sacculus hug closely the inner wall of alimentary canal, prevent the content in the alimentary canal inflow hypomere alimentary canal, and then avoid the contact of alimentary canal content 22 and abdominal wall 23, provide suitable environment for the healing of hypomere alimentary canal, reduce clinical complications such as fecaluria dermatitis, promote the healing of anastomotic orifice, after the healing with the device take out from the abdominal wall can, avoid carrying out the operation of receiving again, be favorable to reducing patient's illness and medical cost, practice thrift medical and health resource.
2. The sacculus under the state of aerifing is bowl-shaped structure, and its indent curved surface forms the suction appearance chamber that can temporarily store the content in the alimentary canal, and the distal end opening of pipe is located under the state of aerifing the indent curved surface center department of sacculus, and intestinal content can temporarily store in the suction appearance intracavity of sacculus, and the distal end opening of pipe is the suction port of pipe promptly, and the suction port is located bowl-shaped sacculus's bowl bottom center, for the scheme that sets up the aperture on the pipe lateral wall now, this application can be quick will temporarily exist the intestinal content of sacculus suction appearance intracavity and take out, and suction efficiency is higher, is showing the risk that the suction port was blocked by intestinal content in the suction process reduced.
3. Through setting up first developing ring, set up the second developing ring at the sacculus surface at the pipe distal end, can realize accurate implantation, provide convenience for the operation.
4. The second section of the catheter and the balloon are made of degradable materials, after the anastomotic stoma heals, the balloon and the second section are degraded by injecting an induction medium, and only the first section of the catheter is taken out from the abdominal wall, so that the taking-out process is smoother, the situation that the balloon and the intestinal wall are difficult to adhere and take out to cause pain to a patient and even secondary injury to the patient is avoided.
Thus, various embodiments of the present application have been described in detail. In order to avoid obscuring the concepts of the present application, some details known in the art are not described. How to implement the solutions disclosed herein will be fully apparent to those skilled in the art from the above description.
Although some specific embodiments of the present application have been described in detail by way of example, it should be understood by those skilled in the art that the above examples are for illustration only and are not intended to limit the scope of the present application. It will be understood by those skilled in the art that the foregoing embodiments may be modified and equivalents substituted for elements thereof without departing from the scope and spirit of the present application. In particular, the technical features mentioned in the respective embodiments may be combined in any manner as long as there is no structural conflict.
Claims (10)
1. A balloon suction device for an alimentary canal fistulization, comprising:
the guide pipe is provided with a suction channel penetrating through two ends of the guide pipe, and a gas channel is further arranged on the guide pipe;
the balloon is sleeved at the far end of the catheter, and the far end of the gas channel is communicated with the interior of the balloon;
an inflation unit connected to a proximal end of the gas channel, the inflation unit configured to inflate or expel gas within the balloon;
the balloon in the inflated state is of a bowl-shaped structure and is provided with a concave curved surface and a convex curved surface; the convex curved surface can be attached to the inner wall of the digestive tract; an inflation space is formed between the concave curved surface and the convex curved surface, and the inflation space is communicated with the far end of the gas channel; the concave curved surface forms a suction cavity capable of temporarily storing contents in the alimentary canal, and the distal end opening of the catheter is positioned at the center of the concave curved surface of the balloon in an inflated state and is communicated with the suction cavity.
2. The balloon suction device for use in an enteron fistulation of claim 1, further comprising a first visualization ring disposed at a distal end of the catheter and a second visualization ring disposed at a surface of the balloon.
3. The balloon suction device for enteron fistulization according to claim 1, wherein said catheter comprises a first section at a proximal end and a second section at a distal end, said balloon is sleeved outside said second section, said suction channel penetrates said first section and said second section simultaneously, said gas channel penetrates said first section, a distal end of said gas channel extends to said second section and communicates with said balloon, said second section and balloon are both made of degradable materials, and said balloon and said second section are degraded by injection of an inducing medium.
4. The balloon suction device for use in an enteron fistulation of claim 3, further comprising first and second magnetic pieces located at the juncture of the proximal end of the balloon and the second section, the first and second magnetic pieces being located on either side of the catheter and being removably attachable thereto.
5. The balloon suction device for use in the stoma of any of claims 1-4, further comprising a pressure sensor provided on a surface of the balloon, configured to detect a pressure between the balloon and the stoma.
6. The balloon suction device for use in an enteron fistulation of claim 5, wherein the pressure sensor is a flexible film pressure sensor embedded in an outer surface of the balloon.
7. The balloon suction device for use in an enteron fistulation of claim 6, wherein the number of pressure sensors is a plurality, the plurality of pressure sensors being spaced around the balloon.
8. The balloon suction device for use in the stoma of any one of claims 1-4, 6-7, wherein a branch is provided at a proximal end of the catheter, an included angle is provided between the branch and the catheter, and a proximal end of the gas passage extends through the branch and is connected to the inflation unit.
9. The balloon suction device for use in an enteron fistulation of claim 8, further comprising:
the suction box is internally provided with a first chamber and a second chamber, the suction box is provided with a first pipe and a second pipe which are communicated with the first chamber, and the first pipe is connected with the suction channel through a pipeline;
the waste collection bag is arranged in the first cavity, and two ends of the waste collection bag are respectively connected with the first pipe and the second pipe;
the vacuum pump is arranged in the first cavity and is positioned between the suction box and the waste collection bag;
a third tube, one end of which is connected with the first tube, and the other end of which extends into the second chamber;
a flushing pump provided on the third pipe;
a suction valve provided on the first pipe and located between the third pipe and the waste collection bag;
a drain valve provided on the second pipe;
and a flush valve disposed on the third tube between the first tube and the flush pump.
10. The balloon suction device for an enteron fistulation according to claim 9, further comprising a touch screen disposed outside the suction box.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202410251526.0A CN117815523A (en) | 2024-03-06 | 2024-03-06 | Balloon suction device for digestive tract fistulization |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202410251526.0A CN117815523A (en) | 2024-03-06 | 2024-03-06 | Balloon suction device for digestive tract fistulization |
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|---|---|
| CN117815523A true CN117815523A (en) | 2024-04-05 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202410251526.0A Pending CN117815523A (en) | 2024-03-06 | 2024-03-06 | Balloon suction device for digestive tract fistulization |
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|---|---|---|---|---|
| US20110160657A1 (en) * | 2008-05-29 | 2011-06-30 | Goebel Fred | Device for stool drainage |
| US20130060234A1 (en) * | 2010-01-03 | 2013-03-07 | Doron Besser | Intussuscepting balloon catheter and methods for constructing and using thereof |
| US20140235960A1 (en) * | 2013-02-15 | 2014-08-21 | Pneumoflex Systems, Llc | Device to block emesis and reflux and associated system and method |
| US20200138448A1 (en) * | 2018-11-01 | 2020-05-07 | Terumo Corporation | Occlusion Systems |
| CN115715176A (en) * | 2020-03-09 | 2023-02-24 | 巴里亚特克医疗公司 | Device for treating obesity or diabetes in a patient and method of selecting the same |
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2024
- 2024-03-06 CN CN202410251526.0A patent/CN117815523A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20110160657A1 (en) * | 2008-05-29 | 2011-06-30 | Goebel Fred | Device for stool drainage |
| US20130060234A1 (en) * | 2010-01-03 | 2013-03-07 | Doron Besser | Intussuscepting balloon catheter and methods for constructing and using thereof |
| US20140235960A1 (en) * | 2013-02-15 | 2014-08-21 | Pneumoflex Systems, Llc | Device to block emesis and reflux and associated system and method |
| US20200138448A1 (en) * | 2018-11-01 | 2020-05-07 | Terumo Corporation | Occlusion Systems |
| CN115715176A (en) * | 2020-03-09 | 2023-02-24 | 巴里亚特克医疗公司 | Device for treating obesity or diabetes in a patient and method of selecting the same |
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