CN216571142U - Semi-automatic external gastrointestinal shunt device - Google Patents
Semi-automatic external gastrointestinal shunt device Download PDFInfo
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- CN216571142U CN216571142U CN202122394600.9U CN202122394600U CN216571142U CN 216571142 U CN216571142 U CN 216571142U CN 202122394600 U CN202122394600 U CN 202122394600U CN 216571142 U CN216571142 U CN 216571142U
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Abstract
The utility model discloses a semi-automatic in-vitro gastrointestinal shunt device, which comprises the following components in sequential connection: the device comprises a liquid storage and filtration unit, a negative pressure storage and pressurization diversion unit and a semi-automatic pressure injection unit; the liquid storage and filtration unit is internally provided with a liquid storage chamber, one end of the liquid storage chamber is used for connecting a stomach tube, and the other end of the liquid storage chamber is provided with a filtration device and is connected to the negative pressure storage and pressurization diversion unit; the negative pressure storage and pressurization flow-switching unit comprises a bag body for negative pressure storage and pressurization, and the bag body is connected with a connecting pipe; the semi-automatic pressure injection unit comprises a sphere with a double-layer structure, one side of the sphere is connected to the bag body, and the other side of the sphere is externally connected with a connecting port; the inner layer of the sphere is made of elastic materials. The utility model can inject the gastrointestinal decompression liquid, the enteral nutrient solution and the oral medicine into the intestinal tract through the nasal intestinal canal (or the nutrient canal) in a slow release or slow injection mode without using a micro pump, and has simple operation.
Description
Technical Field
The utility model belongs to the field of medical instruments, and particularly relates to a semi-automatic in-vitro gastrointestinal diversion device.
Background
In abdominal surgery, the management of various surgical complications has always been one of the headaches for surgeons, and the prolonged hospital stay, increased hospital cost, increased patient pain and even possible patient death caused by improper management have presented great challenges to surgeons.
Gastric emptying disorders are among the most typical of the common complications of abdominal surgery. Gastric emptying disorder commonly known as gastroparesis refers to delayed gastric emptying caused by various reasons, one of the common complications of abdominal operations, and the problem that the treatment is very troublesome for abdominal surgeons. Gastric emptying disorder is often secondary to gastrectomy, pancreaticoduodenectomy and the like, a few secondary to other abdominal surgeries, and possibly some diseases, and severe non-operative treatment recovery can be adopted, and operative treatment is needed if symptoms are serious.
The patent application document with the prior publication number of CN201267671Y provides a gastric emptying tube, which comprises a tube body, the lower extreme of tube body is the blunt round opening, the tube body is the plastic tubing that has hardness, be close to the lower extreme opening part on the tube body and be equipped with the cover sac, be equipped with on the tube body with the aerating device of cover sac intercommunication, the tube body be close to be equipped with on the lateral wall of lower extreme opening part a plurality of with the communicating hole of tube body inner chamber. And patent application with publication number CN202526350U provides an apparatus for delaying gastric emptying and regulating pancreas enterobolism, which mainly comprises a skeleton and a cladding tube, and can be divided into a pyloric section, a pyloric mouth section and a small intestine section from the axial direction; the implanted device can delay gastric emptying, induce early satiety, and simultaneously divert gastric contents to enter the distal segment of duodenum or the proximal segment of jejunum to regulate the metabolism of the pancreas of intestines. Both of the above prior art devices are not ideal for clinical operation.
With the increasing shortage of medical insurance funds and medical resource use, how to shorten the hospitalization time, reduce the medical fund use, reduce the postoperative complication treatment time, relieve the pain of patients and reduce the medical cost is more significant in the medical field.
SUMMERY OF THE UTILITY MODEL
In order to solve the contradiction more reasonably, overcome the problems of long hospitalization time in the prior gastroparesis treatment, easy other complications and medical resource waste of patients caused by stomach emptying obstacle, promote the home treatment of the patients and reduce the risks in the home treatment process of the patients, the utility model provides a device and an operation method for injecting gastrointestinal decompression liquid into intestinal tracts through a filter and a transnasal intestinal tube and injecting an enteral nutrient, the device has no high requirement on operators, by using the device, the gastrointestinal decompression liquid, the enteral nutrient and oral drugs can be injected into the intestinal tracts through the transnasal intestinal tube (or the nutrient tube) in a slow release or slow injection mode, a micro-pump is not needed, the operation is simple, the normal activity of the patients is not influenced, the use of venous nutrition is reduced, the intestinal tract recanalization time of the patients can be shortened, the pain of the patients is relieved, and the medical cost is reduced, accelerate the recovery of the patient.
In order to realize the purpose of the utility model, the utility model adopts the following technical scheme:
a semi-automatic in vitro gastrointestinal diversion device comprises: the device comprises a liquid storage and filtration unit, a negative pressure storage and pressurization flow conversion unit and a semi-automatic pressure injection unit;
the liquid storage and filtration unit is internally provided with a liquid storage chamber, one end of the liquid storage chamber is used for connecting a stomach tube, and the other end of the liquid storage chamber is provided with a filtration device and is connected to the negative pressure storage and pressurization diversion unit;
the negative pressure storage and pressurization flow-switching unit comprises a bag body for negative pressure storage and pressurization, and the bag body is connected with a connecting pipe;
the semi-automatic pressure injection unit comprises a sphere with a double-layer structure, one side of the sphere is connected to the bag body, and the other side of the sphere is externally connected with a connecting port; the inner layer of the ball body is made of elastic materials.
When the gastrointestinal decompression liquid storage device is used, the gastrointestinal decompression liquid can enter the negative pressure storage and pressurization diversion unit after being filtered through the negative pressure in the pressurization and negative pressure storage unit in the gastrointestinal decompression liquid storage device; manually extruding the liquid in the device into the semi-automatic pressure injection device to expand and store the liquid; the liquid is gradually injected into the intestinal tract through the nutrient canal, and is pressurized through the outer air injection port when necessary, so that the liquid is injected.
Several alternatives are provided below, but not as an additional limitation to the above general solution, but merely as a further addition or preference, each alternative being combinable individually for the above general solution or among several alternatives without technical or logical contradictions.
In order to ensure the filtration of liquid and the retention of food residues, the filtration device is preferably connected between the liquid storage chamber and the bag body through a detachable spiral interface, and the filter membrane is made of multiple layers of common gauze or polymer filter membrane materials; both ends adopt detachable screw type interfaces, more convenient to detach changes.
Preferably, a first switch is arranged on the hose between the filtering device and the bag body, and the first switch is a push-pull switch or a roller switch. The liquid storage chamber has an outer wall that is flexible and bendable.
The first switch is used for controlling the conduction of the hose between the liquid storage and filtration unit and the negative pressure storage and pressurization diversion unit. The outer wall of the liquid storage chamber is of an elastic and bendable structure, the surface is smooth, and the diameter is 5-15 cm.
Preferably, the capsule body is of a single-layer structure and is of a deformable ellipsoid, rugby ball or spherical structure. The capsule body is made of transparent materials, irregular scales are arranged on the outer portion of the capsule body, and the scales are used for marking the liquid amount in the inner layer.
The capsule body is made of plastic, high polymer materials and the like, is transparent, is provided with irregular scales, and can mark the liquid amount in the inner layer.
In order to facilitate the supply of gas or medicine into the capsule, it is preferable that the connection tube has a connection port externally connected to a gas inlet, gas outlet, nutrient solution injection or medicine injection device, and a second switch is installed on the connection tube to maintain the sealing property of the capsule.
Preferably, a third switch is arranged on the hose connecting the capsule body and the ball body; the third switch is used for controlling the conduction of a connecting hose between the negative pressure storage and pressurization flow conversion unit and the semi-automatic pressure injection unit.
Preferably, the outer layer of the sphere is a non-deformable hard material, and the shape of the sphere is a non-deformable ellipsoid-shaped, rugby-shaped or spherical structure. The inner layer and the outer layer of the sphere are both made of transparent materials and are provided with irregular scales for marking the liquid amount in the inner layer.
The semi-automatic pressure injection sphere is divided into two layers, the outer layer is of an oval, rugby-ball or round structure with a hard material which is not deformable, the material comprises hard plastics, high polymer materials or glass and the like, the sphere is transparent and provided with irregular scales, and one side of the sphere is provided with a connecting port externally connected with a gas injection/exhaust device; the inner layer is made of elastic material and is connected with the negative pressure storage and pressurization diversion unit in a natural state, and the inner layer can expand to be tightly attached to the outer layer through the pressure of the internal liquid after liquid is injected, so that the material is not limited, no toxic or side effect is caused to a human body, and the inner layer is in seamless connection with the outer layer.
Preferably, a fourth switch is mounted at the connecting port, the fourth switch is a roller switch, and the fourth switch is used for controlling the closing of the connecting port.
The utility model has the advantages that in the treatment of common abdominal surgery complications such as gastric emptying disorder, the device can realize the direct infusion of digestive juice in vitro, thereby ensuring zero contact between the infusion process of the digestive juice and the external environment to the maximum extent, avoiding the related infection caused by the zero contact, avoiding the disorder of electrolytes and the internal environment in vivo as much as possible, avoiding the discomfort of patients caused by over-quick infusion and the inconvenient movement of the patients caused by using a micro pump through the infusion of the semi-automatic controllable digestive juice and the nutrient solution, reducing the use of intravenous nutrition through the use of enteral nutrition, relieving the pain of the patients, reducing the medical expense, accelerating the recovery of the patients and lightening the social burden.
Drawings
Fig. 1 is a schematic structural diagram of a semi-automatic in-vitro gastrointestinal diversion device in the utility model.
Fig. 2 is a structural view of a sphere of the semi-automatic pressure injection unit in an unused state.
Detailed Description
In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention, however, the present invention may be practiced in other ways than those specifically described herein, and thus the present invention is not limited to the specific embodiments disclosed below. The terms "upper", "lower", "left" and "right" as used herein are set forth with reference to the accompanying drawings, and it is understood that the presence of the terms does not limit the scope of the present invention.
Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are illustrative and intended to be illustrative of the utility model and are not to be construed as limiting the utility model.
In the present invention, unless otherwise expressly specified or limited, the terms "mounted," "connected," "secured," and the like are to be construed broadly and can, for example, be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.
A semi-automatic diverting device for the in vitro diversion of gastric juices into the intestine, as shown in figures 1 and 2, comprising:
the device comprises a liquid storage and filtration unit 1, a part of the liquid storage and filtration unit 1 is formed by improving a conventional gastrointestinal decompression device, the tail part of the liquid storage and filtration unit is extended to be of a tubular structure and is connected with a filtration device 6 through a detachable spiral connector 5, the filtration device 6 is of a membrane-shaped structure and can be a plurality of layers of common gauze or polymer filter membrane materials, so that the filtration of liquid and the retention of food residues are ensured, a first switch 7 is connected through a flexible tubular structure through a spiral connector after the filter membrane, the first switch 7 adopts a push-pull switch or a roller switch, and then the first switch is connected with a negative pressure storage and pressurization diversion unit 2;
the negative pressure storage and pressurization flow-conversion unit 2 comprises a capsule body 8 with a single-layer structure, and a deformable ellipsoid-shaped, rugby-ball-shaped or spherical structure made of plastic, high polymer materials and the like, is transparent, is provided with irregular scales, can mark the liquid amount in the inner layer, is provided with a connector 9 externally connected with an air inlet/exhaust/nutrient solution injection/medicine injection device on one side, is connected with a third switch 11 through a soft tubular structure, and is then connected with a semi-automatic pressure injection unit 3 with an adjustable connector;
the semi-automatic pressure injection unit 3 comprises a sphere 12 with a two-layer structure, the outer layer 15 is of an oval, rugby-ball or round structure which is made of hard materials and can not be deformed, the materials comprise hard plastics, high polymer materials or glass, the like, the transparency is realized, irregular scales are arranged on the outer layer, the amount of liquid in the inner layer can be marked, and a connecting port externally connected with a gas injection/exhaust device is arranged on one side of the semi-automatic pressure injection unit; the inner layer 16 is made of elastic material, is naturally connected with the negative pressure storage and pressurization diversion unit, can expand to be tightly attached to the outer layer through the pressure of internal liquid after liquid is injected, is free from material limitation and toxic and side effects on a human body, is in seamless connection with the outer layer, is connected with the roller type switch (namely the fourth switch 13) through a soft tubular structure, and is then connected with the nasointestinal tube or the nutrition tube through the adjustable connecting port 14.
The instrument is in a stable three-connection composite structure with different pressures in a closed state, and when the instrument is used, the gastrointestinal decompression fluid can be filtered in the gastrointestinal decompression fluid storage unit through the negative pressure in the pressurization and negative pressure storage unit and then enter the negative pressure storage and pressurization diversion unit by turning on the first switch 7; closing the first switch 7, opening the third switch 11, and squeezing the liquid in the device into the semi-automatic pressure injection device by manual extrusion to expand and store the liquid; and closing the third switch 11, opening the fourth switch 13 as appropriate, and gradually injecting the liquid into the intestinal tract through the nutrient tube, and pressurizing through the outer air injection port if necessary to inject the liquid.
In the liquid storage and filtration unit 1, the liquid storage chamber 4 can be a circular, square or oval structure, each part has an elastic and bendable structure, the surface is smooth, the diameter is 5-15 cm, and the above structure can be an elastic and bendable polymer material, plastic, silica gel, etc., and has a certain toughness.
The length of the filtering device 6 is 2-10 cm, and the filtering device can be made of high polymers, gauze and the like with large-aperture permeability, and can be of detachable structures at the front end and the rear end through spiral connectors at the two ends.
The bag body 8 of the negative pressure storage and pressurization diversion unit 2 is of a single-layer structure, is made of deformable oval, rugby-ball or round structures, is made of plastic, high polymer materials and the like, is transparent, is provided with irregular scales, is provided with a connecting port 9 externally connected with an air inlet/exhaust/nutrient solution injection/medicine injection device on one side, and is provided with a second switch 10.
The sphere of the semi-automatic pressure injection unit 3 is divided into two layers, the outer layer 15 is an oval, rugby-ball or round structure which is made of hard materials which are not deformable, the materials comprise hard plastics, high polymer materials or glass and the like, the sphere is transparent and provided with irregular scales, and a connecting port 17 which is externally connected with a gas injection/exhaust device is arranged on one side of the sphere; the inner layer 16 is made of elastic material and is naturally connected with the negative pressure storage and pressurization diversion unit, and the inner layer can expand to be tightly attached to the outer layer through the pressure of the internal liquid after liquid is injected, the material is not limited, no toxic or side effect is caused to a human body, and the inner layer is in seamless connection with the outer layer.
The above description is only exemplary of the preferred embodiments of the present invention, and is not intended to limit the present invention, and any modifications, equivalents, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (10)
1. A semi-automatic external gastrointestinal diversion device is characterized by comprising the following components in sequential connection: the device comprises a liquid storage and filtration unit, a negative pressure storage and pressurization flow conversion unit and a semi-automatic pressure injection unit;
the liquid storage and filtration unit is internally provided with a liquid storage chamber, one end of the liquid storage chamber is used for connecting a stomach tube, and the other end of the liquid storage chamber is provided with a filtration device and is connected to the negative pressure storage and pressurization diversion unit;
the negative pressure storage and pressurization flow-switching unit comprises a bag body for negative pressure storage and pressurization, and the bag body is connected with a connecting pipe;
the semi-automatic pressure injection unit comprises a sphere with a double-layer structure, one side of the sphere is connected to the bag body, and the other side of the sphere is externally connected with a connecting port; the inner layer of the ball body is made of elastic materials.
2. The semi-automatic extracorporeal gastrointestinal diversion apparatus of claim 1 wherein the filtration apparatus is connected between the fluid reservoir and the capsule by a detachable spiral port, and the filter is a multi-layered gauze or polymeric filter material.
3. The semi-automatic in vitro gastrointestinal diversion device of claim 2, wherein a first switch is installed on a hose between the filtration device and the capsule body, the first switch being a push-pull switch or a roller switch; the liquid storage chamber has an outer wall that is flexible and bendable.
4. The semi-automatic in vitro gastrointestinal shunt device according to claim 1, wherein said balloon is a single layer structure, being a deformable ellipsoid, rugby sphere or sphere structure.
5. The semi-automatic in vitro gastrointestinal diversion device of claim 1 wherein said balloon is made of transparent material and has irregular graduations on the outside for marking the amount of liquid in the inner layer.
6. The semi-automatic in vitro gastrointestinal diversion device of claim 5 wherein said adapter has a connection port externally connected to a gas intake, gas exhaust, nutrient solution infusion or drug infusion device, and a second switch is mounted on the adapter.
7. The semi-automatic extracorporeal gastrointestinal shunt device according to claim 1, wherein a third switch is provided on a hose connecting the balloon and the ball.
8. The semi-automatic in vitro gastrointestinal shunt device according to claim 1, wherein the outer layer of said sphere is a non-deformable hard material and has a shape of a non-deformable ellipsoid, rugby ball or sphere.
9. The semi-automatic in vitro gastrointestinal shunt device according to claim 1, wherein the inner layer and the outer layer of the sphere are both made of transparent materials and have irregular scales for marking the amount of liquid in the inner layer.
10. The semi-automatic extracorporeal gastrointestinal shunt device of claim 1, wherein a fourth switch is mounted to the port, the fourth switch being a roller switch.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122394600.9U CN216571142U (en) | 2021-09-30 | 2021-09-30 | Semi-automatic external gastrointestinal shunt device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122394600.9U CN216571142U (en) | 2021-09-30 | 2021-09-30 | Semi-automatic external gastrointestinal shunt device |
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| CN216571142U true CN216571142U (en) | 2022-05-24 |
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| CN202122394600.9U Active CN216571142U (en) | 2021-09-30 | 2021-09-30 | Semi-automatic external gastrointestinal shunt device |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113797427A (en) * | 2021-09-30 | 2021-12-17 | 陈江 | Semi-automatic external gastrointestinal shunt device |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113797427A (en) * | 2021-09-30 | 2021-12-17 | 陈江 | Semi-automatic external gastrointestinal shunt device |
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