CN213219319U - Jejunum nutrient canal for gastrostomy - Google Patents
Jejunum nutrient canal for gastrostomy Download PDFInfo
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- CN213219319U CN213219319U CN202021787927.1U CN202021787927U CN213219319U CN 213219319 U CN213219319 U CN 213219319U CN 202021787927 U CN202021787927 U CN 202021787927U CN 213219319 U CN213219319 U CN 213219319U
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- 210000002784 stomach Anatomy 0.000 claims abstract description 29
- 235000016709 nutrition Nutrition 0.000 claims abstract description 27
- 230000035764 nutrition Effects 0.000 claims abstract description 25
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 18
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- 230000002496 gastric effect Effects 0.000 claims description 12
- 235000015097 nutrients Nutrition 0.000 claims description 12
- 239000000463 material Substances 0.000 claims description 3
- 229920002379 silicone rubber Polymers 0.000 claims description 3
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- 230000000638 stimulation Effects 0.000 abstract description 7
- 210000004534 cecum Anatomy 0.000 abstract description 5
- 230000005484 gravity Effects 0.000 abstract description 3
- 210000000936 intestine Anatomy 0.000 description 7
- 239000012530 fluid Substances 0.000 description 6
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- 230000000968 intestinal effect Effects 0.000 description 4
- 239000007788 liquid Substances 0.000 description 4
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- 238000000034 method Methods 0.000 description 3
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 3
- 210000003815 abdominal wall Anatomy 0.000 description 2
- 229940079593 drug Drugs 0.000 description 2
- 235000016236 parenteral nutrition Nutrition 0.000 description 2
- 229960001957 stomatological preparations Drugs 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- 206010003497 Asphyxia Diseases 0.000 description 1
- 206010003694 Atrophy Diseases 0.000 description 1
- 208000019505 Deglutition disease Diseases 0.000 description 1
- 206010019663 Hepatic failure Diseases 0.000 description 1
- 206010033645 Pancreatitis Diseases 0.000 description 1
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- 231100000835 liver failure Toxicity 0.000 description 1
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Abstract
The utility model discloses a stomach fistulization jejunum nutrition tube, including a pipe body, the body near-end is the open end, and the distal end is the cecum, still establishes holder, gasbag and fixes the steel ball in the body cecum outside the body including the cover, it is spacing to keep the ware can slide from top to bottom between body and gasbag and establish the elastic ring on the body through the cover, be equipped with the first chamber way that is used for communicateing human jejunum in the body, be used for communicateing the second chamber way in human stomach chamber and be used for communicateing the third chamber way of gasbag, and the body divide into first part, second part and third part altogether three along length direction from near to far in proper order. According to the scheme, the tail end of the tube body is arranged as the blind end, the steel ball is arranged in the blind end, and the stomach stimulation can be reduced and the tube can smoothly reach a preset position when the tube is placed in the jejunum nutrition tube for gastrostomy by the gravity of the steel ball; through the cooperation of retainer and gasbag, carry out locking location to stomach fistulization jejunum nutrition tube, prevent that the body from deviating from the stoma mistake in the use.
Description
Technical Field
The utility model relates to a feeding tube, in particular to a jejunum nutrient canal for gastrostomy.
Background
Patients who cannot eat food autonomously for a long time, such as swallowing disorder caused by sudden stroke, duodenal surgery, patients with acute severe pancreatitis and the like, are often clinically seen, and because the patients cannot take food and nutrition orally, nutritional support needs to be given in a special way, and the clinical application of the nutritional support comprises two ways of parenteral nutrition and enteral nutrition.
The parenteral nutrition is the intravenous drip of nutrient solution, which not only has high economic cost, but also has great stimulation to local blood vessels, and can cause phlebitis after a long time, even more serious septicemia, liver failure, gastrointestinal mucosa atrophy and the like.
While the term "enteral nutrition" refers to the absorption of nutrients through the gastrointestinal tract to supply energy to the body, there are three ways of "enteral nutrition" commonly used in clinical practice: 1. the nasal feed is nutritious, but the patient is easy to vomit and inhale by mistake due to the weakening or disappearance of the reflex, so that the aspiration pneumonia or asphyxia is caused; 2. the tube is placed through gastrostomy in an operation, but because the gastrointestinal decompression and drainage are often required while the nutrition in the intestines is carried out, more than two drainage tubes are required to be arranged on a patient, which inevitably brings more pain to the patient.
In order to solve the above problems, patent application publication No. WO2014177961a1 discloses a jejunal tube with an enlarged intestinal lumen, which provides a jejunal tube with a combination of a gastric lumen, an intestinal lumen and a balloon lumen, and has multiple functions, thereby reducing the pain of placing multiple tubes for a patient and avoiding the occurrence of aspiration.
However, in the actual clinical operation process, the following problems occur: 1. because the jejunum tube is light and the lower end is an opening, the jejunum tube can not smoothly reach a preset position when being inserted, and the stimulation and the discomfort of intestines and stomach are easily caused; 2. the tail end of the jejunum tube is separated from the preset jejunum position due to gastrointestinal peristalsis, and the jejunum tube is easy to be separated from the stoma by mistake in daily use due to the fact that no positioning locking device is arranged on the jejunum tube, so that the position of the jejunum tube needs to be adjusted frequently.
SUMMERY OF THE UTILITY MODEL
In order to solve the technical problem, the utility model aims at providing a stomach fistulization jejunum nutrition tube, the painful of multitube is placed to a tub multi-purpose reduction patient, when placing stomach fistulization jejunum nutrition tube, can get into preset position smoothly and can not produce amazing and uncomfortable simultaneously, when this pipe of patient daily use, the position of pipe need be adjusted once more because of the mistake of stomach fistulization jejunum nutrition tube is deviate from to locking positioning catheter, can not be because of the mistake of stomach fistulization jejunum nutrition tube.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
a jejunal nutrition tube for gastrostomy comprises a tube body, a retainer sleeved outside the tube body, an air bag and a steel ball fixed in the cecum of the tube body, wherein the near end of the tube body is an open end, the far end of the tube body is a cecum, the retainer can slide up and down between the tube body and the air bag and is limited by an elastic ring sleeved on the tube body, a first cavity channel for communicating the jejunum of a human body, a second cavity channel for communicating the gastric cavity of the human body and a third cavity channel for communicating the air bag are arranged in the tube body, the tube body is sequentially divided into a first part, a second part and a third part from near to far along the length direction, wherein,
the first portion comprises a portion between the proximal end of the tube and the retainer, wherein in the first portion, the first channel is provided with a first inlet at the proximal end of the tube, the second channel is provided with a second inlet at the proximal end of the tube, and the third channel is provided with a third inlet at the proximal end of the tube;
the second part comprises a part between the retainer and the air bag, the tail end of the third cavity is a blind end and is positioned in the air bag, and the third cavity is communicated with the air bag through a plurality of third cavity holes in the tube wall at the tail end of the third cavity;
the third part comprises a part between the air bag and the blind end of the tube body, the tail end of the second cavity is the blind end and is close to the air bag, and a plurality of second cavity holes used for communicating the stomach cavity are arranged on the tube wall of the tail end of the second cavity; the first cavity 1 extends to the blind end of the tube body, a plurality of first cavity holes used for communicating jejunum are arranged on the tube wall at the tail end of the first cavity, and the steel balls are located below the first cavity holes and are not communicated with the first cavity. The distal end of the jejunal nutrient canal is arranged to be a blind end, and the steel ball is fixedly arranged in the blind end, so that the outer surface of the blind end is smooth and has no sharp bulge, and the steel ball has certain weight, so that the jejunal nutrient canal is not easy to stimulate the stomach wall and the intestinal wall when extending into the body of a patient, and the distal end of the jejunal nutrient canal can be prevented from dropping out of a preset position of the jejunum; through the cooperation of retainer and sacculus, lock locking location to the jejunum nutrition tube.
Preferably, the first inlet, the second inlet and the third inlet are arranged on the base together, end plugs are arranged on the first inlet and the second inlet, and a one-way valve is arranged in the third inlet. The base is arranged to facilitate the management of the jejunum inlet, the gastric cavity inlet and the air cavity inlet, and can better distinguish the catheter, and when the jejunum catheter and the gastric cavity catheter are not used, the plug is covered to prevent liquid from flowing out; the one-way valve can prevent the fluid in the air bag from leaking out so as to ensure that the air bag is always propped against the stomach wall.
Preferably, the first channel, the second channel and the third channel have circular tube sections. The circular tube cross-section can improve kink resistance of the lumen and reduce the possibility of obstruction within the lumen.
Preferably, the cavity of the balloon is oval or circular.
Preferably, the tube body is made of a flexible material, and the air bag is made of silicon rubber.
Preferably, the outer surface wall of the tube body is provided with a depth mark, so that a user can conveniently monitor the placement position and the depth of the catheter.
Preferably, the resilient collar is arranged to grip the first portion of the body to limit upward movement of the retainer.
Preferably, the retainer is provided with a plurality of through holes. Therefore, the skin tissue covered by the retainer can breathe normally and ventilate, and the skin under the retainer is prevented from excessively absorbing water due to the fact that the skin cannot breathe normally, and further the skin is prevented from being ulcerated and damaged.
Preferably, the first, second and third portions of the tubular body have different outer diameters, wherein the outer diameter of the third portion is smaller than the outer diameter of the second portion, and the outer diameter of the second portion is smaller than the outer diameter of the first portion. Because the internal diameter of jejunum is less, the great body of external diameter stretches into the jejunum can stimulate jejunum inner arm, and the external diameter of third portion is minimum, can reduce the stimulation to the jejunum greatly when stretching into the jejunum, reduces patient's misery.
The utility model discloses owing to adopted above technical scheme, following beneficial effect has:
1. the tail end of the tube body is arranged to be a blind end, the steel ball is arranged in the blind end, and the gastrointestinal stimulation can be reduced when the jejunum nutrient tube for gastrostomy is placed through the gravity of the steel ball, so that the jejunum nutrient tube can smoothly reach a preset position and is not easy to fall off the preset position; 2. through the cooperation of retainer and gasbag, carry out locking location to stomach fistulization jejunum nutrition tube, prevent that the body from deviating from the stoma mistake in the use.
Drawings
Fig. 1 is a schematic structural diagram of the present invention;
FIG. 2 is a cross-sectional view A-A of FIG. 1;
fig. 3 is a schematic view of the local structure of the utility model when placed in the body of a patient.
Reference numerals: 1. a first channel; 11. a first bore; 2. a second channel; 21. a second bore; 3. a third channel; 31. a third bore; 4. an air bag; 5. steel balls; 6. a holder; 7. a first inlet; 8. a second inlet; 9. a third inlet; 10. a base.
Detailed Description
Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar function throughout.
In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "clockwise", "counterclockwise" and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and to simplify the description, but do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the present invention.
For convenience of description, the utility model regards the direction of the jejunal nutrition tube for gastrostomy extending into the body of the patient as front, and regards the direction as back, and similarly, other components use the blind end close to the tube body as front or far end, and vice versa as back or near end.
A jejunal nutrient canal for gastrostomy is inserted into the stomach cavity and jejunum of patient through the channel between the front wall of stomach and front abdominal wall for supplying the nutrients in intestine.
The jejunal nutrient canal for gastrostomy, which is shown in figure 1, comprises a canal body, wherein the near end of the canal body is an open end, the far end of the canal body is a blind end, and the blind end is arc-shaped, so that the stimulation to the inner wall of the stomach and intestine can be reduced; the device also comprises a retainer 6 sleeved outside the tube body, an air bag 4 and a steel ball 5 fixed in the blind end of the tube body, wherein the retainer 6 can slide up and down between the tube body and the air bag 4 and is limited by an elastic ring sleeved on the tube body, and the elastic ring is tightly sleeved on the first part of the tube body so as to limit the retainer 6 to move upwards; the tube body is internally provided with a first cavity 1 used for communicating the jejunum of the human body, a second cavity 2 used for communicating the gastric cavity of the human body and a third cavity 3 used for communicating an air bag 4, the tube body is sequentially divided into a first part exposed outside the patient body, a second part passing through a channel established between the gastric wall and the abdominal wall of the patient and a third part extending into the gastric cavity and the jejunum of the patient from near to far along the length direction, wherein,
the first part of the tube body comprises a part between the proximal end of the tube body and the retainer 6, in the first part, the first cavity channel 1 is provided with a first inlet 7 at the proximal end of the tube body, the second cavity channel 2 is provided with a second inlet 8 at the proximal end of the tube body, the third cavity channel 3 is provided with a third inlet 9 at the proximal end of the tube body, the first inlet 7, the second inlet 8 and the third inlet 9 are jointly arranged on the base 10, and the first inlet 7, the second inlet 8 and the third inlet 9 are respectively positioned on different surfaces of the base 10, so that the three cavity channels of the gastrostomy jejunal nutrition tube can be distinguished and managed conveniently; end plugs are arranged on the first inlet 7 and the second inlet 8, and the first inlet 7 and the second inlet 8 can be closed when not in use; the third inlet 9 is internally provided with a one-way valve which can prevent the fluid in the air bag 4 from flowing out, thus the air bag 4 can be always in an expansion state in the using process of the nutrition tube and is tightly attached to the stomach wall. In order to facilitate the medical staff to judge the position of the tube body in the body of the patient, the outer surface wall of the tube body is provided with depth marks.
The second part of the tube comprises the part between the retainer 6 and the balloon 4, in which the end of the third channel 3 is blind and located inside the balloon 4, the third channel 3 is in communication with the balloon 4 through a number of third holes 31 in the tube wall at the end of the third channel 3, said third holes 31 being used to convey a fluid, typically water, to the balloon 4.
The third part of the tube body comprises an air bag 4 and a part between blind ends of the tube body, in the third part, the tail end of the second cavity 2 is the blind end and is close to the air bag 4, a plurality of second cavity holes 21 used for communicating with the stomach cavity are arranged on the tube wall at the tail end of the second cavity 2, and the medicine is conveyed into the stomach through the second cavity holes 21, or the liquid in the stomach is pumped out of the body through the second cavity holes; the first cavity channel 1 extends to the cecum of the tube body, a plurality of first cavity holes 11 used for communicating jejunum are formed in the tube wall of the tail end of the first cavity channel 1, and the first cavity holes 11 are used for providing nutrition for the jejunum; the steel balls 5 are located below the first cavity hole 11 and are not communicated with the first cavity channel 1, the number of the steel balls 5 can be 1 or more than one, when a plurality of steel balls 5 exist, the steel balls 5 are distributed along the axial direction of the pipe body, the pipe wall of the pipe body fixed with the steel balls 5 can be integrally formed with the pipe wall of the first cavity channel 1, and the pipe wall can also be fixedly connected below the blind end of the first cavity channel 1.
The first portion, the second portion and the third portion of the pipe body are different in outer diameter, wherein the outer diameter of the third portion is smaller than that of the second portion, and the outer diameter of the second portion is smaller than that of the first portion. Because the pipe body with the larger outer diameter can stimulate the inner arm of the jejunum when extending into the jejunum with the smaller inner diameter, the pipe body of the third part is only provided with the first cavity channel 1, and the outer diameter of the pipe body of the third part is the smallest, the stimulation to the jejunum can be greatly reduced when the pipe body of the third part extends into the jejunum, and the pain of a patient is reduced.
Preferably, the air bag 4 can be fixedly sleeved on the periphery of the tube body through an adhesive. When fluid enters the balloon 4 from the third orifice 31 of the third channel 3, a balloon cavity is formed, the balloon 4 is tightly attached to the front wall of the stomach, and the balloon 4 can be oval or round; the retainer 6 can be round, oval, triangular, square or other shapes, and a plurality of through holes for skin breathing are arranged on the retainer 6. The cooperation of gasbag 4 and holder 6 makes the nutrition tube fix at the gastrostomy mouth department, makes the pipe wall of body second part have appropriate tension, because the rate of feeding of stomach is different with the rate of feeding of intestines, the appropriate tension of pipe wall can prevent to cause second cavity 2 to get into the intestinal because of the gravity of filling up fluid gasbag 4 and the normal wriggling of intestines and stomach to lead to patient's intestines to transship, simultaneously, holder 6 can also play the effect of sheltering from patient's fistulization mouth.
According to fig. 2, the first channel 1, the second channel 2 and the third channel 3 have a circular cross-section. The round pipe section not only improves the anti-kink property of the cavity, prevents the blockage in the cavity, and reduces the residue of feeding fluid nutrient substances, medicines, water and the like on the sharp corner of the inner wall of the cavity so as to avoid pollution.
Further, the tube body is made of flexible materials, the air bag 4 is made of silicon rubber, and the feeding tube can be made through conventional extrusion.
As shown in figure 3, the stomatological jejunal nutrient canal is inserted through a stoma generated by percutaneous endoscopic gastrostomy, the position of the tail end of the nutrient canal in the jejunum is adjusted through the stomach, the pylorus and the jejunum, after the air sac 4 enters the stomach, the air sac 4 is inflated by injecting liquid into the third inlet 9, the outer wall of the air sac 4 is tightly attached to the inner wall of the stomach, the position of the retainer 6 on the tube body is adjusted to be directly attached to the adjacent epidermis and limited by the elastic ring on the tube body, the proper tension is placed on the nutrient canal by the matching between the air sac 4 and the retainer 6, so that the nutrient canal can be prevented from further entering the stomach or mistakenly falling out of the stomatological stoma, and in the using process, medicines are applied to a patient through the second inlet 8 or liquid is sucked from the stomach of the patient, and nutrient substances are input to the patient through the first inlet 7.
Although the embodiments of the present invention have been shown and described, it is understood that the above embodiments are exemplary and should not be construed as limiting the present invention, and those skilled in the art can make changes, modifications, substitutions, variations, deletion of partial features, addition of features or re-combination of features without departing from the spirit and scope of the present invention, and any simple modification, equivalent change and modification made to the above embodiments according to the innovative principles of the present invention are all within the scope of the present invention.
Claims (9)
1. A jejunal nutrition tube for gastrostomy comprises a tube body, wherein the near end of the tube body is an open end, the far end of the tube body is a blind end, the jejunal nutrition tube is characterized by also comprising a retainer (6) sleeved outside the tube body, an air bag (4) and steel balls (5) fixed in the blind end of the tube body, the retainer (6) can slide up and down between the tube body and the air bag (4) and is limited by an elastic ring sleeved on the tube body, a first cavity channel (1) used for communicating the jejunum of a human body, a second cavity channel (2) used for communicating the gastric cavity of the human body and a third cavity channel (3) used for communicating the air bag (4) are arranged in the tube body, the tube body is sequentially divided into a first part, a second part and a third part from near to far along the,
the first part comprises a part between the near end of the tube body and the retainer (6), the first cavity (1) is provided with a first inlet (7) at the near end of the tube body, the second cavity (2) is provided with a second inlet (8) at the near end of the tube body, and the third cavity (3) is provided with a third inlet (9) at the near end of the tube body;
the second part comprises a part between the retainer (6) and the air bag (4), in the second part, the tail end of the third cavity (3) is a blind end and is positioned in the air bag (4), and the third cavity (3) is communicated with the air bag (4) through a plurality of third cavity holes (31) on the pipe wall at the tail end of the third cavity (3);
the third part comprises a part between the air bag (4) and the blind end of the tube body, the tail end of the second cavity (2) is the blind end and is close to the air bag (4), and a plurality of second cavity holes (21) for communicating the stomach cavity are arranged on the tube wall of the tail end of the second cavity (2); the first cavity (1) extends to the blind end of the tube body, a plurality of first cavity holes (11) used for communicating jejunum are formed in the tube wall of the tail end of the first cavity (1), and the steel balls (5) are located below the first cavity holes (11) and are not communicated with the first cavity (1).
2. A gastrostomy jejunal nutrition tube according to claim 1, characterized in that the first inlet (7), the second inlet (8) and the third inlet (9) are arranged on the base (10) together, the first inlet (7) and the second inlet (8) are provided with end plugs, and the third inlet (9) is provided with a one-way valve.
3. A gastrostomy jejunal nutrition tube according to claim 1, characterized in that the tube cross-section of the first (1), second (2) and third (3) tract is circular.
4. A gastrostomy jejunal nutrient tube according to claim 1, characterised in that the lumen of the balloon (4) is oval or circular.
5. The jejunal nutrient tube for gastrostomy according to claim 1, characterized in that the tube body is made of flexible material and the balloon (4) is made of silicone rubber.
6. The jejunal nutrient tube of claim 1, wherein the outer surface wall of the tube body is provided with depth markings.
7. A gastrostomy jejunal nutrition tube according to claim 1, characterised in that the elastic collar is tightly fitted over the first part of the tube body so as to limit the upward movement of the retainer (6).
8. A gastrostomy jejunal nutrient tube according to claim 1, characterised in that the retainer (6) is provided with a number of through holes.
9. The gastrostomy jejunal nutrient tube of claim 1, wherein the first, second and third portions of the tube body have different outer diameters, wherein the third portion outer diameter is smaller than the second portion outer diameter, and wherein the second portion outer diameter is smaller than the first portion outer diameter.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021787927.1U CN213219319U (en) | 2020-08-24 | 2020-08-24 | Jejunum nutrient canal for gastrostomy |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021787927.1U CN213219319U (en) | 2020-08-24 | 2020-08-24 | Jejunum nutrient canal for gastrostomy |
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| Publication Number | Publication Date |
|---|---|
| CN213219319U true CN213219319U (en) | 2021-05-18 |
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| CN202021787927.1U Active CN213219319U (en) | 2020-08-24 | 2020-08-24 | Jejunum nutrient canal for gastrostomy |
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