CN220833836U - Drug delivery device with outer supporting structure - Google Patents
Drug delivery device with outer supporting structure Download PDFInfo
- Publication number
- CN220833836U CN220833836U CN202321897225.2U CN202321897225U CN220833836U CN 220833836 U CN220833836 U CN 220833836U CN 202321897225 U CN202321897225 U CN 202321897225U CN 220833836 U CN220833836 U CN 220833836U
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- China
- Prior art keywords
- tube
- sleeve
- injection
- connecting cap
- conical connecting
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- 238000012377 drug delivery Methods 0.000 title claims abstract description 26
- 238000002347 injection Methods 0.000 claims abstract description 59
- 239000007924 injection Substances 0.000 claims abstract description 59
- 239000003814 drug Substances 0.000 claims description 25
- 238000007789 sealing Methods 0.000 claims description 9
- 210000000436 anus Anatomy 0.000 abstract description 23
- 230000000968 intestinal effect Effects 0.000 abstract description 5
- 210000001035 gastrointestinal tract Anatomy 0.000 description 18
- 238000001647 drug administration Methods 0.000 description 4
- 229940079593 drug Drugs 0.000 description 3
- 201000010099 disease Diseases 0.000 description 2
- 208000037265 diseases, disorders, signs and symptoms Diseases 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 239000000243 solution Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008602 contraction Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 210000003238 esophagus Anatomy 0.000 description 1
- 238000000605 extraction Methods 0.000 description 1
- 210000002429 large intestine Anatomy 0.000 description 1
- 210000004185 liver Anatomy 0.000 description 1
- 210000003205 muscle Anatomy 0.000 description 1
- 210000002445 nipple Anatomy 0.000 description 1
- 210000000496 pancreas Anatomy 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 210000000813 small intestine Anatomy 0.000 description 1
- 210000002784 stomach Anatomy 0.000 description 1
Landscapes
- Infusion, Injection, And Reservoir Apparatuses (AREA)
Abstract
The utility model belongs to the technical field of medical auxiliary devices, in particular to a drug delivery device with an external support structure, which comprises an injection cylinder, wherein an injection nozzle is integrally formed at the front end of the injection cylinder, and external thread surfaces are integrally arranged around the outer wall of the front end of the injection cylinder; the front end of the injection tube is provided with a limiting end sleeve, the rear end of the limiting end sleeve is integrally formed with a screwing sleeve, the periphery of the inner wall of the screwing sleeve is integrally provided with an inner thread surface, and the screwing sleeve is screwed with the injection tube through the inner thread surface and an outer thread surface; the utility model provides a relatively stable supporting pipeline for a rear administration tube to pass through anus when the rear administration tube passes through anus, so that the rear administration tube enters into intestinal canal through anus to finish the subsequent intestinal administration operation.
Description
Technical Field
The utility model belongs to the technical field of medical auxiliary devices, and particularly relates to a drug feeder with an outer supporting structure.
Background
The gastroenterology is a clinical tertiary subject for researching diseases such as esophagus, stomach, small intestine, large intestine, liver, gall, pancreas and the like as main contents, has various diseases, is wide in medical knowledge and knowledge, is complex and fine in operation, and needs to be correspondingly operated for intestinal administration according to the damage condition in the intestinal tract when the intestinal tract is treated in the gastroenterology.
At present, most medical staff enter the intestinal tract from the anus by adopting a needle cylinder type and a drug administration tube or other drug administration devices to finish the operation of intestinal tract drug administration, but the following problems exist in the process of performing the operation: firstly, due to the contraction of anus muscles, a relatively soft administration tube cannot enter the intestinal tract through the anus, and the operation is laborious and inconvenient; meanwhile, the needle cylinder is connected with the administration tube, and the sleeve cap at the rear end of the administration tube is used for clamping connection, so that the possibility of loose movement at the joint can be caused when the resistance of the outlet end of the administration tube is received in the process of pushing the medicine in the needle cylinder, the medicine is scattered and leaked, and the administration in intestinal tracts is inconvenient.
To this end, we propose an applicator with an external support structure to solve the above problems
Disclosure of utility model
In order to solve the above-mentioned problems in the prior art, the present utility model provides a drug delivery device with an external support structure, which provides a relatively stable support pipe for a following drug delivery pipe passing through the anus through an external support pipe inserted in advance in the anus, so that the following drug delivery pipe can enter the intestinal tract through the anus to complete the following intestinal tract drug delivery operation, and the operation is simple, and the use is convenient, so that the intestinal tract drug delivery work can be smoothly performed.
In order to achieve the above purpose, the present utility model provides the following technical solutions: the medicine feeder with the outer supporting structure comprises an injection cylinder, wherein an injection nozzle is integrally formed at the front end of the injection cylinder, and an outer thread surface is integrally arranged on the periphery of the outer wall of the front end of the injection cylinder;
The front end of the injection tube is provided with a limiting end sleeve, the rear end of the limiting end sleeve is integrally formed with a screwing sleeve, the periphery of the inner wall of the screwing sleeve is integrally provided with an inner thread surface, and the screwing sleeve is screwed with the injection tube through the inner thread surface and an outer thread surface;
The inside of the limit end sleeve is rotationally connected with a limit ring, the front end of the limit ring is integrally formed with a conical connecting cap, the front end of the conical connecting cap penetrates out of the limit end sleeve, the front end of the injection nozzle penetrates through the limit ring and is in clamping connection with the conical connecting cap, and the front end of the conical connecting cap is integrally formed with a drug delivery tube;
An outer supporting tube is sleeved on the periphery of the outer part of the drug delivery tube, and a ball support is fixedly connected to the outer supporting tube.
As a preferable technical scheme of the drug delivery device with the outer supporting structure, a piston is movably connected in the injection cylinder, and the rear end of the piston is fixedly connected with a push rod.
As an optimal technical scheme of the drug delivery device with the outer supporting structure, the conical connecting cap and the limiting ring are perpendicular to each other in a T shape, the sealing sleeve is fixedly connected inside the conical connecting cap, and the front end of the injection nozzle is tightly attached to the sealing sleeve.
As a preferred technical scheme of the drug delivery device with the outer supporting structure, a plurality of drug outlet holes are formed in the periphery of the front end of the drug delivery tube.
As an optimal technical scheme of the drug delivery device with the outer support structure, one side of the rear end of the outer support tube is fixedly connected with an inner threaded tube, the inner threaded tube and the outer support tube are mutually perpendicular in an L shape, and a locking bolt is screwed in the inner threaded tube.
As a preferred embodiment of the applicator according to the utility model having an outer support structure, the length of the outer support tube is smaller than the length of the applicator tube.
Compared with the prior art, the utility model has the beneficial effects that:
1. When the utility model is used, the external support tube with the ball support is inserted into the anus in advance to support the anus, and the ball support on the external support tube enables the external support tube inserted into the anus to be relatively stable and not easy to move out by oneself, and a relatively stable supporting pipeline is provided for the rear administration tube when the rear administration tube passes through the anus, so that the rear administration tube enters the intestinal tract through the anus to complete the subsequent intestinal administration operation, the operation is simple, the use is convenient, and the intestinal administration work is smoothly carried out.
2. When the injection tube is used, the conical connecting cap at the rear end of the injection tube can be stably connected with the injection nozzle at the front end of the injection tube through the screwing fit of the screwing sleeve with the inner threaded surface and the further fit arrangement of the limiting end sleeve and the limiting ring, and when the injection tube is used for injecting and delivering medicine, the injection tube, the conical connecting cap and the injection nozzle can not be movably loosened, so that the safe injection of medicine in the injection tube can be conveniently carried out, the subsequent intestinal tract administration operation can be completed, the operation is simple, the use is convenient, and the intestinal tract administration work can be smoothly carried out.
Drawings
The accompanying drawings are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate the utility model and together with the embodiments of the utility model, serve to explain the utility model. In the drawings:
FIG. 1 is a schematic diagram of the structure of the present utility model;
FIG. 2 is a schematic rear view of the structure of FIG. 1;
FIG. 3 is a schematic cross-sectional view showing the connection state of the administration tube and the syringe according to the present utility model;
FIG. 4 is a schematic cross-sectional view showing the separation state of the spin-on sleeve and the syringe according to the present utility model;
fig. 5 is a schematic view of a cross-sectional structure of a nipple according to the present utility model.
In the figure: 1. a syringe; 2. a piston; 3. a push rod; 4. an injection nozzle; 5. an external thread surface; 6. limiting end sleeves; 7. a rotary jointing sleeve; 8. an internal thread surface; 9. a limiting ring; 10. conical cap; 11. sealing sleeve; 12. a drug administration tube; 13. a medicine outlet hole; 14. an outer support tube; 15. ball support; 16. an internally threaded tube; 17. a locking bolt.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
Examples
Referring to fig. 1-5, the present utility model provides the following technical solutions: the utility model provides a medicine feeder with outer bearing structure, including syringe 1, the inside swing joint of syringe 1 has piston 2, and the rear end fixedly connected with push rod 3 of piston 2, and the front end integrated into one piece of syringe 1 has injection nozzle 4, and the front end outer wall of syringe 1 is integrative to be provided with external screw thread face 5 all around, wherein, through the cooperation setting of syringe 1, piston 2 and push rod 3 and injection nozzle 4, can realize extraction and the bolus injection of medicine, its use is the same with current disposable syringe, and it is simple to use;
Further, referring to fig. 1, 2, 3, 4 and 5, the front end of the injection tube 1 is provided with a limiting end sleeve 6, the rear end of the limiting end sleeve 6 is integrally formed with a screwing sleeve 7, the periphery of the inner wall of the screwing sleeve 7 is integrally provided with an inner thread surface 8, the screwing sleeve 7 is screwed with the injection tube 1 through the inner thread surface 8 and the outer thread surface 5, wherein the screwing and the unscrewing of the screwing sleeve 7 and the injection tube 1 can be realized through the matching arrangement of the inner thread surface 8 and the outer thread surface 5, and the operation is simple and convenient;
Further, referring to fig. 1, fig. 2, fig. 3, fig. 4 and fig. 5, the inside of the limit end cap 6 is rotationally connected with the limit ring 9, the front end of the limit ring 9 is integrally formed with the conical connecting cap 10, the front end of the conical connecting cap 10 penetrates out of the limit end cap 6, the front end of the injection nozzle 4 penetrates through the limit ring 9 and is in clamping connection with the conical connecting cap 10, the conical connecting cap 10 and the limit ring 9 are mutually perpendicular in a T shape, the inside of the conical connecting cap 10 is fixedly connected with the sealing sleeve 11, the front end of the injection nozzle 4 is tightly attached to the sealing sleeve 11, the front end of the conical connecting cap 10 is integrally formed with the drug delivery tube 12, a plurality of drug delivery holes 13 are formed around the front end of the drug delivery tube 12, the front end of the drug delivery tube 12 is rotationally connected with the front end of the injection tube 1 through the limit end cap 6, the stable connection of the drug delivery tube 12 and the conical connecting cap 10 with the front end of the injection tube 1 can be further realized, the drug delivery tube 12 and the conical connecting cap 7 can be prevented from being easily loosened through the arrangement of the limit end cap 6 and the limit ring 9, the connection between the conical connecting cap 10 and the rotary connecting cap 7 is connected with the drug delivery tube 7, and the drug delivery tube is prevented from being evenly penetrating out of the drug delivery tube through the front end 12 through the rotary tube 12 and the front end 7;
Further, referring to fig. 1 and 2, the outer support tube 14 is sleeved around the outside of the administration tube 12, the ball support 15 is fixedly connected to the outer support tube 14, the length of the outer support tube 14 is smaller than that of the administration tube 12, the inner threaded tube 16 is fixedly connected to one side of the rear end of the outer support tube 14, the inner threaded tube 16 is perpendicular to the outer support tube 14 in an L-shaped manner, and the locking bolt 17 is screwed inside the inner threaded tube 16, wherein the administration tube 12 is a soft PVC member with certain softness, the outer support tube 14, the ball support 15, the inner threaded tube 16 and the locking bolt 17 are all hard PVC members, and have certain structural strength.
In this embodiment, when the utility model is used, the external support tube 14 with the ball support 15 is inserted into the anus in advance to support the anus, and the ball support 15 on the external support tube 14 enables the external support tube 14 inserted into the anus to be relatively stable and not easy to be removed by self movement, and the external support tube 14 inserted into the anus in advance provides a relatively stable supporting pipeline for the rear administration tube 12 when passing through the anus, so that the rear administration tube 12 enters the intestinal tract through the anus to complete the subsequent intestinal tract administration operation, the operation is simple, the use is convenient, and the intestinal tract administration work is smoothly carried out; when the injection syringe is used, the conical connecting cap 10 at the rear end of the injection tube 12 and the injection nozzle 4 at the front end of the injection syringe 1 can be stably connected through the screwed connection fit of the screwed connection sleeve 7 with the internal thread surface 8 and the external thread surface 5 at the front end of the injection syringe 1 and the further matched arrangement of the limiting end sleeve 6 and the limiting ring 9, and when the injection syringe 1 is used for injection, the injection tube 12, the conical connecting cap 10 and the injection nozzle 4 cannot be released actively, so that the safe injection of medicines in the injection syringe 1 is convenient, the subsequent intestinal tract administration operation is finished, the operation is simple, the use is convenient, and the intestinal tract administration work can be smoothly carried out.
The utility model has the following application flow and working principle: when the utility model is used, firstly, the outer support tube 14 with the ball support 15 is inserted into anus, the outer support tube 14 is not easy to be moved out from anus by the ball support 15 on the outer support tube 14, then the rotary joint sleeve 7 is screwed on the front end of the injection tube 1 for extracting medicine, the rotary joint connection is completed by the internal thread surface 8 and the external thread surface 5, meanwhile, the injection nozzle 4 at the front end of the injection tube 1 is clamped and inserted into the conical connecting cap 10, the sealing effect is further ensured by the sealing sleeve 11 in the conical connecting cap 10, thus completing the stable connection between the medicine feeding tube 12 and the injection tube 1, then the medicine feeding tube 12 passes through anus through the outer support tube 14 and enters a certain position in intestinal tract, then the locking bolt 17 in the internal thread tube 16 can lock and limit the medicine feeding tube 12 passing through the outer support tube 14, so as to prevent the medicine feeding tube 12 in the outer support tube 14 from moving, the medicine outlet hole 13 at the front end of the medicine feeding tube 12 leaves the medicine feeding position, then the medicine extracted in the injection tube 1 is pushed into the injection tube 4 and the conical connecting cap 10, and the medicine feeding tube 12 is evenly discharged from the periphery of the front end of the medicine feeding tube 12 through the front end of the medicine feeding tube 13.
In this embodiment, the details not described in detail are in the category of the prior art and the common general knowledge.
Finally, it should be noted that: the above is only a preferred embodiment of the present utility model, and the present utility model is not limited thereto, but it is to be understood that the present utility model is described in detail with reference to the foregoing embodiments, and modifications and equivalents of some of the technical features described in the foregoing embodiments may be made by those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present utility model should be included in the protection scope of the present utility model.
Claims (6)
1. An applicator with an external support structure comprising a syringe (1), characterized in that: the front end of the injection tube (1) is integrally formed with an injection nozzle (4), and the periphery of the outer wall of the front end of the injection tube (1) is integrally provided with an external thread surface (5);
The front end of the injection tube (1) is provided with a limiting end sleeve (6), the rear end of the limiting end sleeve (6) is integrally formed with a screwing sleeve (7), the periphery of the inner wall of the screwing sleeve (7) is integrally provided with an inner thread surface (8), and the screwing sleeve (7) is in screwing connection with the injection tube (1) through the inner thread surface (8) and the outer thread surface (5);
The inside of the limit end sleeve (6) is rotationally connected with a limit ring (9), the front end of the limit ring (9) is integrally formed with a conical connecting cap (10), the front end of the conical connecting cap (10) penetrates out of the limit end sleeve (6), the front end of the injection nozzle (4) penetrates through the limit ring (9) and is in clamping connection with the conical connecting cap (10), and the front end of the conical connecting cap (10) is integrally formed with a drug delivery tube (12);
An outer supporting tube (14) is sleeved on the periphery of the outer part of the drug delivery tube (12), and a ball support (15) is fixedly connected to the outer supporting tube (14).
2. A dispenser with an external support structure according to claim 1, wherein: the inside swing joint of syringe (1) has piston (2), just the rear end fixedly connected with push rod (3) of piston (2).
3. A dispenser with an external support structure according to claim 1, wherein: the conical connecting cap (10) is perpendicular to the limiting ring (9) in a T shape, the sealing sleeve (11) is fixedly connected inside the conical connecting cap (10), and the front end of the injection nozzle (4) is tightly attached to the sealing sleeve (11).
4. A dispenser with an external support structure according to claim 1, wherein: a plurality of medicine outlet holes (13) are formed around the front end of the medicine feeding pipe (12).
5. A dispenser with an external support structure according to claim 1, wherein: the inner threaded pipe (16) is fixedly connected to one side of the rear end of the outer support pipe (14), the inner threaded pipe (16) is perpendicular to the outer support pipe (14) in an L-shaped mode, and a locking bolt (17) is screwed in the inner threaded pipe (16).
6. A dispenser with an external support structure according to claim 1, wherein: the length of the outer support tube (14) is less than the length of the administration tube (12).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321897225.2U CN220833836U (en) | 2023-07-19 | 2023-07-19 | Drug delivery device with outer supporting structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321897225.2U CN220833836U (en) | 2023-07-19 | 2023-07-19 | Drug delivery device with outer supporting structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220833836U true CN220833836U (en) | 2024-04-26 |
Family
ID=90777957
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321897225.2U Active CN220833836U (en) | 2023-07-19 | 2023-07-19 | Drug delivery device with outer supporting structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220833836U (en) |
-
2023
- 2023-07-19 CN CN202321897225.2U patent/CN220833836U/en active Active
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| GR01 | Patent grant | ||
| GR01 | Patent grant |