CN114246724A

CN114246724A - an enterostomy device

Info

Publication number: CN114246724A
Application number: CN202111519865.5A
Authority: CN
Inventors: 李卡; 韩颜庭
Original assignee: West China Hospital of Sichuan University
Current assignee: West China Hospital of Sichuan University
Priority date: 2021-12-13
Filing date: 2021-12-13
Publication date: 2022-03-29

Abstract

The invention relates to an enterostomy device, belonging to the technical field of medical products. The enterostomy device comprises a stoma chassis and a collection bag, the collecting bag is arranged on one side of the stoma chassis, and the stoma chassis includes a shape memory portion and a The outer ring part of the outer edge of the shape memory part, the shape memory part is provided with a central hole, and the bag mouth of the collection bag is ring-connected on the outer ring part. Under the action of stimulation, the shape memory part can be shaped, so that the shape and size of the center hole can be shaped according to the shape of the patient's stoma. Worn at the patient's stoma position, it has a higher degree of matching, is not easy to leak, and improves the patient's use experience.

Description

Enterostomy device

Technical Field

The invention belongs to the technical field of medical products, and particularly relates to an enterostomy device.

Background

The enterostomy refers to an artificial opening made on the abdominal wall by a surgeon for treating certain intestinal diseases (such as rectal cancer, ulcerative colitis and the like), and a section of intestinal tube is pulled out of the opening and is overturned and sewn on the abdominal wall, so that the enterostomy is formed. At present, with the increase of the number of people suffering from intestinal diseases in China, the number of people for implementing intestinal stoma is also increased, and the daily life of the patients is seriously influenced by the physical and psychological changes brought to the patients by stoma.

Currently, patients with clinical enterostomy typically use ostomy bags to store the excretions. The ostomy bag generally comprises an ostomy bag chassis and a bag body, wherein the ostomy bag chassis is used for being stuck at the ostomy of a patient, the bag body is connected with the ostomy bag chassis, and the excretions in the human body enter the bag body through a central hole on the ostomy bag chassis. However, in reality, the shapes of the stoma of each patient are different, the central hole needs to be cut according to the actual shape of the stoma, the central hole is not well sealed due to improper cutting, the problems of easy leakage of excrement, poor concealment, large peculiar smell, difficult replacement and the like exist, and some troubles and even great psychological pressure are brought to the daily life of stoma crowds.

Therefore, an enterostomy device having a strong form-fitting property and a tight seal without leakage is in urgent need.

Disclosure of Invention

The invention provides an enterostomy device which is used for solving the technical problems that an ostomy bag and an ostomy bag in the prior art are low in matching degree and easy to leak.

The invention is realized by the following technical scheme: the utility model provides an enterostomy device, is including making mouthful chassis and collection bag, it sets up to collect the bag make one side of mouthful chassis, it includes shape memory portion and connects to make mouthful chassis the outer loop portion of shape memory portion outer fringe, shape memory portion is equipped with the centre bore, the sack ring joint of collection bag is in on the outer loop portion.

Further, in order to better implement the present invention, the shape memory portion is a structural member made of heat-sensitive shape memory polyurethane.

Further, in order to better implement the present invention, a side of the outer ring portion facing away from the collecting bag is provided with an adhesive layer.

Further, in order to better realize the invention, the other side of the outer ring part is provided with an annular groove, and the bag opening of the collecting bag is sealed and bonded in the annular groove.

Further, in order to better implement the present invention, the collecting bag is a foldable bag, and the collecting bag is provided with folding lines.

Further, in order to better implement the invention, the collecting bag further comprises a tear-off adhesive tape which covers the collecting bag.

Further, in order to better realize the invention, the bottom of the collecting bag is provided with a drain outlet, and the drain outlet is provided with a switch valve.

Further, in order to better implement the invention, the stoma tray further comprises an expansion pipe, the expansion pipe is arranged on the other side of the stoma tray, one end of the expansion pipe is connected with the shape memory part, and the pipe hole of the expansion pipe is communicated with the central hole.

Further, in order to better realize the invention, the outer surface of the expansion pipe is provided with anti-skid grains.

Further, in order to better implement the invention, the expansion pipe is a structural member made of a mixture of a polymer foaming material and an adsorption material.

Compared with the prior art, the invention has the following beneficial effects:

the invention provides an intestinal ostomy device, which comprises an ostomy base plate and a collecting bag, wherein the collecting bag is arranged on one side of the ostomy base plate, the ostomy base plate comprises a shape memory part and an outer ring part connected to the outer edge of the shape memory part, the shape memory part is provided with a central hole, and the bag opening of the collecting bag is annularly connected to the outer ring part.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.

FIG. 1 is a schematic view of the structure of an enterostomy device of the present invention;

fig. 2 is a schematic view of the enterostomy device of the present invention after deployment.

In the figure:

1-stoma chassis; 11-a shape memory portion; 111-a central hole; 12-an outer ring portion; 121-an annular groove;

2-collecting the bag; 21-fold lines; 22-a switch valve;

3-tearable adhesive tape;

4-expansion pipe; 41-antiskid lines.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more apparent, the technical solutions of the present invention will be described in detail below. It is to be understood that the described embodiments are merely exemplary of the invention, and not restrictive of the full scope of the invention. All other embodiments, which can be derived by a person skilled in the art from the examples given herein without any inventive step, are within the scope of the present invention.

In the description of the present invention, it is to be noted that "a plurality" means two or more unless otherwise specified; the terms "upper", "lower", "left", "right", "inner", "outer", "front", "rear", "head", "tail", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience in describing and simplifying the description, but do not indicate or imply that the referenced devices or elements must have a particular orientation, be constructed in a particular orientation, and be operated, and thus are not to be construed as limiting the present invention. Furthermore, the terms "first," "second," "third," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it should also be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; may be directly connected or indirectly connected through an intermediate. The specific meaning of the above terms in the present invention can be understood as appropriate to those of ordinary skill in the art.

Example 1:

in the present embodiment, as shown in fig. 1 and 2, an enterostomy device includes an ostomy base plate 1 and a collecting bag 2, the ostomy base plate 1 is adapted to be worn at an enterostomy site of a patient, the collecting bag 2 is adapted to receive intestinal excreta, specifically, the collecting bag 2 is disposed at one side of the ostomy base plate 1, the ostomy base plate 1 includes a shape memory portion 11 and an outer ring portion 12 connected to an outer edge of the shape memory portion 11, the outer ring portion 12 can be attached around the enterostomy, the shape memory portion 11 is provided with a central hole 111, a mouth of the collecting bag 2 is connected to the outer ring portion 12, the central hole 111 is adapted to communicate with the enterostomy, and the shape memory portion 11 can be shaped and changed in shape under an external stimulus, thereby changing a shape and size of the central hole 111 to match with the enterostomy.

Adopt this structure, through set up above-mentioned shape memory portion 11 on above-mentioned stoma chassis 1, under the certain stimulation effect of external world, can carry out moulding to above-mentioned shape memory portion 11 to can mould out the above-mentioned centre bore 111 shape and the size that matches with it according to the shape that the patient made the mouth, above-mentioned shape memory portion 11 can keep fixed form after relieving external stimulus, thereby conveniently wear and make the mouth position at the patient, the matching degree is higher, difficult leakage has improved patient's use and has experienced.

In this embodiment, the shape memory portion 11 is a structural member made of heat-sensitive shape memory polyurethane, which softens under heating to change its shape and shape, hardens after cooling and maintains the shaped shape, and is heated again, so that the shape memory portion 11 can restore its shape by itself and can be used after being reshaped, and the shape memory portion 11 is a disc-shaped structure, and the outer diameter of the shape memory portion 11 or the inner diameter of the central hole 111 can be changed during reshaping or the shape memory portion 11 can be recessed/protruded to form an arc-shaped disc structure so as to better match the shape and size of the stoma of the intestine.

Further, one side of the outer ring part 12, which is far away from the collecting bag 2, is provided with an adhesive layer, the outer ring part 12 is adhered to the skin around the enterostomy through the adhesive layer, and the adhesive layer is preferably skin-friendly adhesive, so that the skin irritation is weak, the skin irritation is avoided, and the pressure sore around the enterostomy is avoided.

Further, as shown in fig. 1 and 2, an annular groove 121 is formed on the other side of the outer ring 12, and the mouth of the collection bag 2 is sealed and bonded in the annular groove 121, and can be further reinforced and sealed by using gel or by ironing, so that the problems of liquid leakage and odor leakage at the connection position of the mouth of the bag and the outer ring 12 are avoided.

In this embodiment, as shown in fig. 1 and 2, the collecting bag 2 is a foldable bag, the collecting bag 2 is provided with folding lines 21, and as the amount of excrement collected increases, the foldable bag in a folded and contracted state is gradually unfolded along the folding lines 21 by the increasing excrement under the action of gravity, so that more excrement can be stored, the capacity is larger, and frequent replacement of the collecting bag 2 is avoided, and preferably, the collecting bag 2 is provided with a drain opening at the bottom thereof, the drain opening is provided with a switch valve 22, and the excrement can be discharged at any time by opening the switch valve 22, so that the replacement frequency of the collecting bag 2 is further reduced, and the service cycle of a single collecting bag 2 is prolonged.

In this embodiment, as shown in fig. 1, the collecting bag further includes a tear tape 3, the tear tape 3 covers the collecting bag 2, the tear tape 3 keeps the collecting bag 2 in a folded state, and as the amount of excrement increases, the tear tape 3 is torn off to unfold the collecting bag 2 to contain more excrement.

Example 2:

the present embodiment is further optimized based on embodiment 1, and in this embodiment, as shown in fig. 1 and fig. 2, the expansion tube 4 is further included, the expansion tube 4 is disposed at the other side of the stoma chassis 1, the expansion tube 4 is used for being inserted into the intestinal tract and playing a role of anchoring, specifically, one end of the expansion tube 4 is connected to the shape memory portion 11, and the tube hole of the expansion tube 4 is communicated with the central hole 111, so that the intestinal tract is communicated with the central hole 111 through the expansion tube 4, and the excrement is more directly led into the collection bag 2 along the expansion tube 4, thereby preventing the leakage.

In this embodiment, as shown in fig. 1 and fig. 2, the outer surface of the expansion tube 4 is provided with anti-slip threads 41, the anti-slip threads 41 play roles of anchoring and reinforcing, so as to prevent the expansion tube 4 from slipping out of the intestinal tract, and preferably, the anti-slip threads 41 may be external threads, but may also be any other structure capable of playing a role of anchoring.

Preferably, the expansion tube 4 is a structural member made of a mixture of a polymer foam material and an adsorbing material, the polymer foam material can expand to a certain extent after contacting with moisture on the intestinal wall, so that the anchoring effect is further improved, the expansion tube 4 is firmly fixed in the intestinal tract, and the adsorbing material can be activated carbon particles and can adsorb the odor of excrement.

The above description is only for the specific embodiments of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art can easily conceive of the changes or substitutions within the technical scope of the present invention, and all the changes or substitutions should be covered within the scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the appended claims.

Claims

1. An enterostomy device characterized by: including making mouthful chassis and collecting bag, the collecting bag sets up make one side on mouthful chassis, it includes shape memory portion and connects to make mouthful chassis the outer loop portion of shape memory portion outer fringe, shape memory portion is equipped with the centre bore, the sack ring joint of collecting bag is in on the outer loop portion.

2. The enterostomy device of claim 1 wherein: the shape memory portion is a structural member made of heat-sensitive shape memory polyurethane.

3. The enterostomy device of claim 1 wherein: one side of the outer ring part, which deviates from the collecting bag, is provided with an adhesive layer.

4. An enterostomy device according to claim 3 wherein: and an annular groove is formed in the other side of the outer ring part, and the bag opening of the collecting bag is sealed and bonded in the annular groove.

5. An enterostomy device according to claim 4 wherein: the collecting bag is a foldable bag, and the collecting bag is provided with folding lines.

6. An enterostomy device according to claim 5 wherein: also included is a tear tape overlying the collection bag.

7. The enterostomy device of claim 6 wherein: the bottom of the collecting bag is provided with a drain outlet, and the drain outlet is provided with a switch valve.

8. An enterostomy device according to any one of claims 1 to 7 wherein: the stoma base plate is characterized by further comprising an expansion pipe, wherein the expansion pipe is arranged on the other side of the stoma base plate, one end of the expansion pipe is connected with the shape memory part, and a pipe hole of the expansion pipe is communicated with the central hole.

9. The enterostomy device of claim 8 wherein: and anti-skid grains are arranged on the outer surface of the expansion pipe.

10. The enterostomy device of claim 9 wherein: the expansion pipe is a structural part prepared by mixing a high polymer foaming material and an adsorption material.