CN210185778U - Tectorial membrane esophagus support - Google Patents
Tectorial membrane esophagus support Download PDFInfo
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- CN210185778U CN210185778U CN201920802327.9U CN201920802327U CN210185778U CN 210185778 U CN210185778 U CN 210185778U CN 201920802327 U CN201920802327 U CN 201920802327U CN 210185778 U CN210185778 U CN 210185778U
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Abstract
The utility model provides a tectorial membrane esophagus support, which comprises a bracket body, the support body is the tubulose, the support body includes a plurality of support units, adjacent support unit passes through the stylolite and connects, top connection is equipped with at the top of support body, top connection is including the first connecting portion that from top to bottom sets gradually, second connecting portion and third connecting portion, the diameter of first connecting portion and third connecting portion all is greater than the diameter of second connecting portion, bottom at the support body is equipped with the lower clutch, top connection and lower clutch pass through the stylolite with the support body respectively and are connected, the support unit, top connection and lower clutch are woven by the metal wire is crisscross. The utility model discloses the top connection is including first connecting portion, second connecting portion and the third connecting portion that from top to bottom sets gradually, and the diameter of first connecting portion and third connecting portion all is greater than the diameter of second connecting portion, and the top connection is woven by the wire is crisscross and is formed, simple structure, and the intensity of reinforcing support feed port increases the smooth and easy degree that food got into the support, improves patient's comfort level.
Description
Technical Field
The utility model relates to the technical field of medical equipment, concretely relates to tectorial membrane esophagus support.
Background
Cancers of the digestive tract including esophagus, stomach, and colorectal cancer are especially responsible for the high annual mortality rate. Esophageal cancer often causes obstruction of the digestive tract, which affects food intake. In order to allow the patient to eat from the mouth to satisfy desire and to address the nutritional needs of the patient, esophageal stents have been developed to support tumor blockages. Early esophageal stents were made of harder plastic, and patients had significant pain after placement, and had more complications and poor patient acceptance. In recent years, due to the progress of medical materials, many alloy substances are beginning to be applied to medical treatment, and an alloy metal stent is a nickel titanium alloy product which can be self-expanded, has high elasticity, flexibility and high memory, is applied to esophageal tumors, and opens the door for the widespread application of low-pain and low-complication esophageal stents.
Present esophagus support generally includes a plurality of esophagus support unit, esophagus support unit has the wire to work out and forms, sew up through the suture between the adjacent esophagus support unit, make the esophagus support have better flexibility, can adapt to patient's esophagus, carry out appropriate amount and buckle, but the intensity that is located the esophagus support unit of feed port is relatively weak, when the feed, this esophagus support unit is pushed down by food, lead to food can not be smooth and easy enter into the esophagus support in, influence patient's feed, reduce patient's comfort level.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a: the utility model provides a tectorial membrane esophagus support, simple structure, the intensity of reinforcing support increases the smooth and easy degree that food got into the support, improves patient's comfort level.
The utility model discloses the technical scheme who takes does:
the utility model provides a tectorial membrane esophagus support, which comprises a bracket body, the support body is the tubulose, the support body includes a plurality of support units, adjacent support unit passes through the stylolite and connects, top connection is equipped with at the top of support body, top connection is including the first connecting portion that from top to bottom sets gradually, second connecting portion and third connecting portion, the diameter of first connecting portion and third connecting portion all is greater than the diameter of second connecting portion, bottom at the support body is equipped with the lower clutch, top connection and lower clutch pass through the stylolite with the support body respectively and are connected, the support unit, top connection and lower clutch are woven by the metal wire is crisscross.
The top port of the first connecting part is connected with the bottom port of the first connecting part through an arc surface; the top port of the second connecting part is connected with the bottom port of the second connecting part through a columnar surface; the top port of the third connecting part is connected with the bottom port of the third connecting part through an arc surface.
The first connecting portion, the second connecting portion and the third connecting portion are integrally formed.
The stent body is externally provided with a coating, the top end of the coating extends out of the upper joint, and the bottom end of the coating extends out of the lower joint.
The top end of the coating is 4-6 mm higher than the top end of the upper joint; the bottom end of the coating is higher than the bottom end of the lower joint by 4-6 mm.
The film is respectively bonded with the upper joint and the lower joint, and the film is in clearance fit with the stent body.
The top port of the upper joint and the bottom port of the lower joint are both buckled inwards.
The diameter range of the bracket unit and the second connecting part is 18-20 mm; the diameter of the first connecting part and the diameter of the third connecting part are both in the range of 24-26 mm.
The number of the bracket units is 3, and the total length of the bracket is 10 cm-12 cm.
An upper contraction line for contracting the top port is arranged at the top port of the upper joint; and a lower contraction wire for contracting the bottom port is arranged at the bottom port of the lower joint.
The utility model discloses the top connection is including first connecting portion, second connecting portion and the third connecting portion that from top to bottom sets gradually, and the diameter of first connecting portion and third connecting portion all is greater than the diameter of second connecting portion, and the top connection is woven by the wire is crisscross and is formed, simple structure, and the intensity of reinforcing support feed port increases the smooth and easy degree that food got into the support, improves patient's comfort level.
The connecting surfaces of the first connecting part and the third connecting part are both arc-shaped, so that the supporting amplitude of the bracket is increased, and the second connecting part plays a transition role; the first connecting part, the second connecting part and the third connecting part are integrally formed, so that the processing is convenient, and the strength is high; the top end of the covering film extends out of the upper joint, the bottom end of the covering film extends out of the lower joint, the top port of the upper joint and the bottom port of the lower joint are buckled inwards and play a role in protection, the top port of the upper joint and the bottom port of the lower joint are prevented from extruding the esophageal wall of a patient, and the comfort level of the patient is improved; the covering film is respectively bonded with the upper joint and the lower joint, and is in clearance fit with the stent body, so that the covering film and the stent are relatively fixed, but the stent body is convenient to shrink, bend and the like; the contraction wire plays a role in tightening, and the esophageal stent is convenient to place and take out.
Drawings
Fig. 1 is a schematic structural view of the present invention;
fig. 2 is a schematic view of a structure for mounting a coating film in fig. 1.
Detailed Description
As shown in fig. 1 and 2, a tectorial membrane esophagus support, including the support body, the support body is the tubulose, the support body includes a plurality of support unit 3, adjacent support unit 3 passes through stylolite 4 and connects, top connection 2 is equipped with at the top of support body, top connection 2 is including the first connecting portion 20 that from top to bottom sets gradually, second connecting portion 21 and third connecting portion 22, the diameter of first connecting portion 20 and third connecting portion 22 all is greater than the diameter of second connecting portion 21, bottom connection 5 is equipped with at the bottom of support body, top connection 2 and bottom connection 5 pass through stylolite 4 with the support body respectively and are connected, support unit 3, top connection 2 and bottom connection 5 are woven by the metal wire is crisscross to form, the side all weaves into network structure, the support body, top connection 2 and bottom connection 5 are inside cavity, three's cross section all is approximately circular.
The top port of the first connecting part 20 is connected with the bottom port thereof through an arc surface; the top port of the second connecting part 21 is connected with the bottom port thereof through a columnar surface; the top port of third connecting portion 22 passes through the arc surface connection rather than the bottom port, and the face of being connected of first connecting portion 20 and third connecting portion 22 is the arc, increases the support range of support, and second connecting portion 21 plays the transition effect.
The first connecting portion 20, the second connecting portion 21 and the third connecting portion 22 are integrally formed, so that the processing is convenient and the strength is high.
This external tectorial membrane 1 that is equipped with of support, tectorial membrane 1 can adopt the pellosil, and outside the top of tectorial membrane 1 extended to top connection 2, outside the bottom of tectorial membrane 1 extended to lower clutch 5, the top port of top connection 2 and the bottom port of lower clutch 5 all inwards detained, all play the guard action, prevent that the top port of top connection 2 and the bottom port of lower clutch 5 from extrudeing the patient and eating the way wall, increase patient's comfort level.
The top end of the covering film 1 is 4-6 mm higher than the top end of the upper joint 2; the bottom end of the coating film 1 is 4 mm to 6 mm higher than the bottom end of the lower joint 5.
The covering film 1 is respectively bonded with the upper joint 2 and the lower joint 5, and the covering film 1 is in clearance fit with the stent body, so that the covering film 1 and the stent are relatively fixed, but the shrinkage, bending and the like of the stent body are facilitated.
The wire is made of nitinol.
The diameter ranges of the bracket unit 3 and the second connecting part 21 are 18-20 mm; the first and third connection portions 20 and 22 each have a diameter in the range of 24 mm to 26 mm.
The number of the bracket units 3 is 3, and the total length of the bracket is 10 cm-12 cm.
An upper contraction line for contracting the top port is arranged at the top port of the upper joint 2; a lower contraction wire for contracting the bottom port is arranged at the bottom port of the lower joint 5, so that the esophagus support can be conveniently placed and taken out.
A lubricating coating, which can be made of polyvinylpyrrolidone (PVP), is applied in the upper joint 2, the holder unit 3 and the lower joint 5 for lubrication and to allow relatively smooth flow of food.
The utility model discloses simple structure strengthens the intensity of support feed port, and support feed port is the top mouth of top connection 2 promptly, increases the smooth and easy degree that food got into the support, improves patient's comfort level. When using, carry the esophagus support to the esophagus in through esophagus support conveyor, top connection 2 is woven by the metal wire is crisscross to be formed, and first connecting portion 20, second connecting portion 21 and third connecting portion 22 are integrated into one piece, and the intensity of top connection 2 is big, and when the feed, it is removed to reduce top connection 2 and by food pushing down, and food can be smooth and easy in getting into the esophagus support, increases patient's comfort level.
The utility model discloses well top is the one end that is close to patient's feed mouth, and the bottom is the one end that deviates from patient's feed mouth.
The above-mentioned embodiment is right the utility model discloses an explanation, it is not right the utility model discloses a limited, any right the scheme after the simple transform of the utility model all belongs to the protection scope of the utility model.
Claims (10)
1. The utility model provides a tectorial membrane esophagus support, includes the support body, and the support body is the tubulose, and the support body includes a plurality of support units, and adjacent support unit passes through the stylolite and connects its characterized in that: the top at the support body is equipped with the top connection, and the top connection is including first connecting portion, second connecting portion and the third connecting portion that from top to bottom sets gradually, and the diameter of first connecting portion and third connecting portion all is greater than the diameter of second connecting portion, is equipped with the lower clutch in the bottom of support body, and top connection and lower clutch pass through the stylolite with the support body respectively and are connected, and support unit, top connection and lower clutch are woven by the wire is crisscross and are formed.
2. The covered esophageal stent of claim 1, wherein: the top port of the first connecting part is connected with the bottom port of the first connecting part through an arc surface; the top port of the second connecting part is connected with the bottom port of the second connecting part through a columnar surface; the top port of the third connecting part is connected with the bottom port of the third connecting part through an arc surface.
3. The covered esophageal stent of claim 2, wherein: the first connecting portion, the second connecting portion and the third connecting portion are integrally formed.
4. The covered esophageal stent of claim 1, wherein: the stent body is externally provided with a coating, the top end of the coating extends out of the upper joint, and the bottom end of the coating extends out of the lower joint.
5. The covered esophageal stent of claim 4, wherein: the top end of the coating is 4-6 mm higher than the top end of the upper joint; the bottom end of the coating is higher than the bottom end of the lower joint by 4-6 mm.
6. The covered esophageal stent of claim 4, wherein: the film is respectively bonded with the upper joint and the lower joint, and the film is in clearance fit with the stent body.
7. The covered esophageal stent of claim 1, wherein: the top port of the upper joint and the bottom port of the lower joint are both buckled inwards.
8. The covered esophageal stent of claim 1, wherein: the diameter range of the bracket unit and the second connecting part is 18-20 mm; the diameter of the first connecting part and the diameter of the third connecting part are both in the range of 24-26 mm.
9. The covered esophageal stent of claim 1, wherein: the number of the bracket units is 3, and the total length of the bracket is 10 cm-12 cm.
10. The covered esophageal stent of claim 1, wherein: an upper contraction line for contracting the top port is arranged at the top port of the upper joint; and a lower contraction wire for contracting the bottom port is arranged at the bottom port of the lower joint.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920802327.9U CN210185778U (en) | 2019-05-30 | 2019-05-30 | Tectorial membrane esophagus support |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920802327.9U CN210185778U (en) | 2019-05-30 | 2019-05-30 | Tectorial membrane esophagus support |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210185778U true CN210185778U (en) | 2020-03-27 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920802327.9U Active CN210185778U (en) | 2019-05-30 | 2019-05-30 | Tectorial membrane esophagus support |
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| Country | Link |
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| CN (1) | CN210185778U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2022020633A1 (en) * | 2020-07-24 | 2022-01-27 | Merit Medical Systems, Inc. | Esophageal stents and related methods |
| US11707370B2 (en) | 2017-03-15 | 2023-07-25 | Merit Medical Systems, Inc. | Stents and related methods |
| US11963893B2 (en) | 2020-10-26 | 2024-04-23 | Merit Medical Systems, Inc. | Esophageal stents with helical thread |
-
2019
- 2019-05-30 CN CN201920802327.9U patent/CN210185778U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US11707370B2 (en) | 2017-03-15 | 2023-07-25 | Merit Medical Systems, Inc. | Stents and related methods |
| WO2022020633A1 (en) * | 2020-07-24 | 2022-01-27 | Merit Medical Systems, Inc. | Esophageal stents and related methods |
| US11963893B2 (en) | 2020-10-26 | 2024-04-23 | Merit Medical Systems, Inc. | Esophageal stents with helical thread |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20220406 Address after: 453600 middle section of east outer ring, Huixian City, Xinxiang City, Henan Province Patentee after: Huixian people's Hospital Address before: 453600 No.6, carbon city street, Chengguan Town, Huixian City, Xinxiang City, Henan Province Patentee before: Li Haiqing |
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| TR01 | Transfer of patent right |