CN216358698U - Nasal feeding device with medicine grinding function - Google Patents
Nasal feeding device with medicine grinding function Download PDFInfo
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- CN216358698U CN216358698U CN202122865242.5U CN202122865242U CN216358698U CN 216358698 U CN216358698 U CN 216358698U CN 202122865242 U CN202122865242 U CN 202122865242U CN 216358698 U CN216358698 U CN 216358698U
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Abstract
The utility model discloses a nasal feeding device with a medicine grinding function, which comprises a communicating pipe, wherein the communicating pipe penetrates through the inner wall and the outer wall of an injection cylinder body and is communicated with the interior of the injection cylinder body, an injection piston is arranged in the injection cylinder body in a vertically sliding manner and is sealed with the interior of the injection cylinder body, the injection piston is arranged at one end of a piston rod, the other end of the piston rod is provided with a piston handle, and a tablet dividing assembly for dividing tablets is arranged on the piston handle; a medicine grinding component is arranged between the inner bottom surface of the injection cylinder and the bottom end surface of the injection piston. When the nasal feeding device is needed for administration, the tablets which need to be divided are equally divided by the tablet dividing assembly, the proper dosage is placed in the injection cylinder body, the medicines are ground by the medicine grinding assembly, and the injection piston is pulled to absorb water in the injection cylinder body, so that the administration through the gastrointestinal tube is facilitated.
Description
Technical Field
The utility model relates to the field of nasal feeding devices, in particular to a nasal feeding device with a medicine grinding function.
Background
Patients in intensive care therapy can only take drug by means of a naso-gastric tube due to swallowing dysfunction and unconsciousness. When the intensive care patient needs to be administrated, the nasal feeding device is required to administrate the medicine in the nasal gastrointestinal tube. The grinding and dissolving of the drug and the nasal feeding of the drug usually require complicated steps, and some drug is lost or not ground in the process. So that the patient can not accurately take the medicine according to the medical advice or the medicine particles are large to block the naso-intestinal gastric tube.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a nasal feeding device with a medicine grinding function, which solves the inconvenience of the nasal feeding and medicine feeding process in hospitals or patient families at present, and solves the problems of complicated nasal feeding and medicine feeding steps, inaccurate oral medicine dosage caused by medicine loss in the medicine grinding process and blockage of a naso-intestinal gastric tube caused by improper medicine grinding.
The utility model aims to realize the technical scheme, which comprises an injection cylinder, an injection piston, a tablet splitting assembly and a medicine grinding assembly;
the bottom end face of the injection cylinder is provided with a communicating pipe, the communicating pipe penetrates through the inner wall and the outer wall of the injection cylinder and is communicated with the inside of the injection cylinder, the injection piston is arranged in the injection cylinder in a vertically sliding mode and is sealed with the inside of the injection cylinder, the injection piston is arranged at one end of a piston rod, the other end of the piston rod is provided with a piston handle, and a tablet splitting assembly for splitting tablets is arranged on the piston handle;
and a medicine grinding assembly is arranged between the inner bottom surface of the injection cylinder and the bottom end surface of the injection piston.
Preferably, the piston rod is provided with a plurality of reinforcing ribs.
Preferably, the tablet splitting assembly comprises a V-shaped limiting block, a blade and a cover body;
the V-shaped limiting block is arranged on the upper end face of the piston handle, the cover body is rotatably arranged on the piston handle, the lower end face of the cover body can be attached to the upper end face, a blade is arranged in the cover body, and the blade can correspond to the central line of the included angle of the V-shaped limiting block.
Preferably, the medicine grinding component comprises a groove, a medicine powder containing barrel, a first filter mesh, a first grinding bulge, a second grinding bulge, a hollow tube, a sealing piston, a through groove, a through hole, a slide rod, a limiting cavity, a limiting groove and a limiting block;
the bottom end face of the injection piston is provided with a groove, the inner bottom face of the injection cylinder is provided with a medicine powder containing cylinder in an inverted manner, the upper end face of the medicine powder containing cylinder can be attached to the top end face of the groove, equal gaps are reserved between the outer wall of the medicine powder containing cylinder and the side wall of the groove, and the side wall of the medicine powder containing cylinder is provided with a plurality of first filter meshes communicated with the inside of the medicine powder containing cylinder;
the bottom end face of the injection piston is provided with a plurality of first grinding bulges which are ground and correspond to the inner bottom face of the injection cylinder body, the side wall of the groove is provided with a plurality of second grinding bulges which correspond to the outer wall of the medicine powder containing cylinder body;
the powder holding barrel is internally provided with a hollow tube, the axis of the hollow tube is coincident with the axis of the communicating tube, the inner diameter of the hollow tube is larger than that of the communicating tube, one end of the hollow tube is connected with the inner top surface of the powder holding barrel, the other end of the hollow tube is connected with the inner bottom surface of the injection barrel, a sealing piston is arranged in the hollow tube in a vertically sliding manner, the side wall of the hollow tube is provided with a through groove penetrating through the inner side wall and the outer side wall of the hollow tube, and the side wall of the sealing piston can correspond to the through groove;
the top wall of the medicine powder containing cylinder body is provided with a through hole penetrating through the upper end face and the lower end face of the medicine powder containing cylinder body, the upper end face of the sealing piston is connected with one end of a sliding rod, the other end of the sliding rod is connected with the through hole in a sliding mode, the axis of the sliding rod is parallel to the axis of the hollow pipe, and the diameter of the sliding rod is smaller than the inner diameter of the hollow pipe;
when the tablets are not ground by the first grinding bulge and the second grinding bulge, the side wall of the sealing piston closes the through groove;
when the side wall of the sealing piston closes the through groove, the upper end face of the sliding rod is flush with the outer top wall of the medicine powder containing cylinder body;
the limiting device is characterized in that a limiting cavity used for accommodating the limiting block is formed in the sliding rod, a limiting groove penetrating through the upper end face of the limiting cavity and the upper end face of the sliding rod is formed in the upper end face of the limiting cavity, the limiting groove corresponds to the limiting block, and the limiting block is arranged on the top wall of the groove.
Preferably, the bottom end face of the through groove is superposed with the bottom end face of the hollow tube, and the bottom end face of the sealing piston can be attached to the inner bottom face of the syringe barrel body.
Preferably, the side wall of the groove and the top wall of the groove are arranged at an obtuse angle.
Preferably, a plurality of second filter meshes are arranged on the intersection line of the bottom end surface of the medicine powder containing barrel body and the inner bottom surface of the injection barrel body, and the second filter meshes penetrate through the inner side wall and the outer side wall of the medicine powder containing barrel body.
Due to the adoption of the technical scheme, the utility model has the following advantages:
1. according to the medicine taking device, the tablets are placed between the V-shaped limiting blocks, and the cover body is rotated to drive the blades to cut the tablets, so that the tablets can be equally divided, a patient can conveniently take proper dosage to take medicine, and dosage inaccuracy caused by direct manual medicine breaking is avoided;
2. this application can cut the great tablet of volume through setting up blade and V-arrangement stopper, is convenient for follow-up grinding the tablet, has improved the efficiency of grinding.
3. This application can close logical groove through sealed piston, grinds the arch when first grinding and treats the tablet grinding completion back that grinds, gets into powder and holds in the barrel, and can not fall out the injection barrel through communicating pipe, when having avoided extracting liquid to the injection barrel is internal, powder has guaranteed the dose of powder through falling out communicating pipe.
Additional advantages, objects, and features of the utility model will be set forth in part in the description which follows and in part will become apparent to those having ordinary skill in the art upon examination of the following or may be learned from practice of the utility model. The objectives and other advantages of the utility model will be realized and attained by the structure particularly pointed out in the written description and claims hereof.
Drawings
The drawings of the present invention are described below.
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a front view of the nasal feeder of the present invention;
FIG. 3 is a cross-sectional view taken at A-A of the present invention;
FIG. 4 is a partial view of the utility model at B;
FIG. 5 is a schematic structural view of the drug powder holding cylinder and the slide bar according to the present invention;
fig. 6 is a schematic connection diagram of the injection piston, the first grinding protrusion, the second grinding protrusion and the limiting block according to the present invention.
In the figure: 1. an injection cylinder; 2. an injection piston; 3. a communicating pipe; 4. a piston rod; 5. a piston handle; 6. reinforcing ribs; 7, a V-shaped limiting block; 8. a blade; 9. a cover body; 10. a groove; 11. a medicine powder containing cylinder; 12. a first filter mesh; 13. a first grinding projection; 14. a second grinding bump; 15. a hollow tube; 16. a sealing piston; 17. a through groove; 18. a through hole; 19. a slide bar; 20. a limiting cavity; 21. a limiting groove; 22. a limiting block; 23. and a second filter mesh.
Detailed Description
The utility model is further illustrated by the following figures and examples.
As shown in fig. 1 to 6, the present invention provides a nasal feeding device with drug grinding function, which comprises an injection cylinder 1, an injection piston 2, a tablet splitting assembly and a drug grinding assembly;
the bottom end face of the injection cylinder 1 is provided with a communicating pipe 3, the communicating pipe 3 penetrates through the inner wall and the outer wall of the injection cylinder 1 and is communicated with the interior of the injection cylinder 1, the injection piston 2 is arranged in the injection cylinder 1 in a vertically sliding mode and is sealed with the interior of the injection cylinder 1, the injection piston 2 is arranged at one end of a piston rod 4, the other end of the piston rod 4 is provided with a piston handle 5, and a tablet splitting assembly for splitting tablets is arranged on the piston handle 5;
a medicine grinding assembly is arranged between the inner bottom surface of the injection cylinder body 1 and the bottom end surface of the injection piston 2.
The piston rod 4 is provided with a plurality of reinforcing ribs 6.
The tablet splitting assembly comprises a V-shaped limiting block 7, a blade 8 and a cover body 9;
the V-shaped limiting block 7 is arranged on the upper end face of the piston handle 5, the cover body 9 is rotatably arranged on the piston handle 5, the lower end face of the cover body 9 can be attached to the upper end face, a blade 8 is arranged in the cover body 9, and the blade 8 can correspond to the central line of the included angle of the V-shaped limiting block 7.
The medicine grinding component comprises a groove 10, a medicine powder containing barrel body 11, a first filter mesh 12, a first grinding bulge 13, a second grinding bulge 14, a hollow tube 15, a sealing piston 16, a through groove 17, a through hole 18, a slide rod 19, a limiting cavity 20, a limiting groove 21 and a limiting block 22;
the bottom end surface of the injection piston 2 is provided with a groove 10, the inner bottom surface of the injection cylinder 1 is provided with a medicine powder containing cylinder 11 in an inverted manner, the upper end surface of the medicine powder containing cylinder 11 can be attached to the top end surface of the groove 10, the outer wall of the medicine powder containing cylinder 11 and the side wall of the groove 10 are in equal clearance, and the side wall of the medicine powder containing cylinder 11 is provided with a plurality of first filter meshes 12 communicated with the inner part of the medicine powder containing cylinder 11;
a plurality of first grinding bulges 13 are arranged on the bottom end surface of the injection piston 2, the first grinding bulges 13 can correspond to the inner bottom surface of the injection cylinder 1, a plurality of second grinding bulges 14 are arranged on the side wall of the groove 10, and the second grinding bulges 14 can correspond to the outer wall of the medicine powder containing cylinder 11;
a hollow tube 15 is arranged in the medicine powder containing barrel body 11, the axis of the hollow tube 15 coincides with the axis of the communicating tube 3, the inner diameter of the hollow tube 15 is larger than the inner diameter of the communicating tube 3, one end of the hollow tube 15 is connected with the inner top surface of the medicine powder containing barrel body 11, the other end of the hollow tube 15 is connected with the inner bottom surface of the injection barrel body 1, a sealing piston 16 is arranged in the hollow tube 15 in a vertically sliding mode, a through groove 17 penetrating through the inner side wall and the outer side wall of the hollow tube 15 is formed in the side wall of the hollow tube 15, and the side wall of the sealing piston 16 can correspond to the through groove 17;
the top wall of the medicine powder containing cylinder body 11 is provided with a through hole 18 penetrating through the upper end surface and the lower end surface of the medicine powder containing cylinder body, the upper end surface of the sealing piston 16 is connected with one end of a sliding rod 19, the other end of the sliding rod 19 is in sliding connection with the through hole 18, the axis of the sliding rod 19 is parallel to the axis of the hollow tube 15, and the diameter of the sliding rod 19 is smaller than the inner diameter of the hollow tube 15;
when the tablets are not ground by the first grinding bulge 13 and the second grinding bulge 14, the side wall of the sealing piston 16 closes the through groove 17;
when the side wall of the sealing piston 16 closes the through groove 17, the upper end surface of the sliding rod 19 is flush with the outer top wall of the medicine powder containing cylinder 11;
a limiting cavity 20 for accommodating a limiting block 22 is formed in the sliding rod 19, a limiting groove 21 penetrating through the upper end face of the limiting cavity 20 and the upper end face of the sliding rod 19 is formed in the upper end face of the limiting cavity 20, the limiting groove 21 corresponds to the limiting block 22, and the limiting block 22 is arranged on the top wall of the groove 10.
The bottom end surface of the through groove 17 coincides with the bottom end surface of the hollow pipe 15, and the bottom end surface of the sealing piston 16 can be attached to the inner bottom surface of the injection cylinder 1.
The side wall of the groove 10 and the top wall of the groove 10 are arranged in an obtuse angle.
A plurality of second filter mesh holes 23 are formed in the intersection line of the bottom end face of the medicine powder containing barrel body 11 and the inner bottom face of the injection barrel body 1, and the second filter mesh holes 23 penetrate through the inner side wall and the outer side wall of the medicine powder containing barrel body 11.
The working principle is as follows: when the tablets need to be cut, the tablets are placed between the V-shaped limiting blocks, and the cover body is rotated to drive the blades to rotate, so that the tablets are cut;
the tablet to be ground is placed between the outer wall of the medicine powder containing barrel and the inner wall of the injection barrel, the injection piston slides downwards and rotates, the tablet to be ground is ground through the first grinding bulge and the second grinding bulge, the ground medicine powder enters the medicine powder containing barrel through the first filtering mesh and the second filtering mesh, meanwhile, because the tablet is also arranged between the medicine powder containing barrel and the groove, the limiting block cannot be inserted into the limiting groove, because the through groove is closed by the sealing piston, the medicine powder cannot leak through the communicating pipe, the limiting block can penetrate through the limiting groove and extend into the limiting cavity after the grinding is finished, the injection piston is rotated through the piston rod to drive the limiting block to rotate in the limiting cavity, the piston rod is pulled, the injection piston is pulled to move upwards, water is sucked into the communicating pipe, and enters the injection barrel through the through groove, the medicine powder containing barrel, the first filtering mesh and the second filtering mesh, dissolving the medicine, directly butting the communicating pipe with the nasal and gastrointestinal tube interface after the medicine is dissolved, and injecting the medicine into the nasal and gastrointestinal tube to finish the operation.
Finally, the above embodiments are only intended to illustrate the technical solutions of the present invention and not to limit the present invention, and although the present invention has been described in detail with reference to the preferred embodiments, it will be understood by those skilled in the art that modifications or equivalent substitutions may be made on the technical solutions of the present invention without departing from the spirit and scope of the technical solutions, and all of them should be covered by the claims of the present invention.
Claims (7)
1. The nasal feeder with the medicine grinding function is characterized by comprising an injection cylinder body (1), an injection piston (2), a tablet splitting assembly and a medicine grinding assembly;
the bottom end face of the injection cylinder (1) is provided with a communicating pipe (3), the communicating pipe (3) penetrates through the inner wall and the outer wall of the injection cylinder (1) and is communicated with the interior of the injection cylinder (1), the injection piston (2) is arranged in the injection cylinder (1) in a vertically sliding mode and is sealed with the interior of the injection cylinder (1), the injection piston (2) is arranged at one end of a piston rod (4), the other end of the piston rod (4) is provided with a piston handle (5), and a tablet splitting assembly for splitting tablets is arranged on the piston handle (5);
a medicine grinding assembly is arranged between the inner bottom surface of the injection cylinder body (1) and the bottom end surface of the injection piston (2).
2. The nasal feeding device with drug grinding function according to claim 1, characterized in that the piston rod (4) is provided with a plurality of reinforcing ribs (6).
3. The nasal feeder with medicine grinding function according to claim 1, wherein the tablet splitting assembly comprises a V-shaped limiting block (7), a blade (8) and a cover body (9);
v-arrangement stopper (7) set up at piston handle (5) up end, lid (9) rotate to set up on piston handle (5), the terminal surface can laminate mutually with the up end under lid (9), be provided with blade (8) in lid (9), blade (8) can be corresponding with the central line of the contained angle of V-arrangement stopper (7).
4. The nasal feeding device with the drug grinding function according to claim 1, wherein the drug grinding assembly comprises a groove (10), a drug powder containing cylinder (11), a first filter mesh (12), a first grinding bulge (13), a second grinding bulge (14), a hollow tube (15), a sealing piston (16), a through groove (17), a through hole (18), a slide rod (19), a limiting cavity (20), a limiting groove (21) and a limiting block (22);
the bottom end face of the injection piston (2) is provided with a groove (10), the inner bottom face of the injection cylinder body (1) is provided with a medicine powder containing cylinder body (11) in an inverted manner, the upper end face of the medicine powder containing cylinder body (11) can be attached to the top end face of the groove (10), the outer wall of the medicine powder containing cylinder body (11) and the side wall of the groove (10) are in equal clearance, and the side wall of the medicine powder containing cylinder body (11) is provided with a plurality of first filter mesh holes (12) communicated with the inner part of the medicine powder containing cylinder body (11);
a plurality of first grinding bulges (13) for grinding are arranged on the bottom end surface of the injection piston (2), the first grinding bulges (13) can correspond to the inner bottom surface of the injection cylinder body (1), a plurality of second grinding bulges (14) are arranged on the side wall of the groove (10), and the second grinding bulges (14) can correspond to the outer wall of the medicine powder containing cylinder body (11);
a hollow tube (15) is arranged in the medicine powder containing barrel body (11), the axis of the hollow tube (15) coincides with the axis of the communicating tube (3), the inner diameter of the hollow tube (15) is larger than the inner diameter of the communicating tube (3), one end of the hollow tube (15) is connected with the inner top surface of the medicine powder containing barrel body (11), the other end of the hollow tube (15) is connected with the inner bottom surface of the injection barrel body (1), a sealing piston (16) is arranged in the hollow tube (15) in a vertically sliding manner, a through groove (17) penetrating through the inner side wall and the outer side wall of the hollow tube (15) is formed in the side wall of the hollow tube (15), and the side wall of the sealing piston (16) can correspond to the through groove (17);
the top wall of the medicine powder containing cylinder body (11) is provided with a through hole (18) penetrating through the upper end face and the lower end face of the medicine powder containing cylinder body, the upper end face of the sealing piston (16) is connected with one end of a sliding rod (19), the other end of the sliding rod (19) is in sliding connection with the through hole (18), the axis of the sliding rod (19) is parallel to the axis of the hollow tube (15), and the diameter of the sliding rod (19) is smaller than the inner diameter of the hollow tube (15);
when the first grinding bulge (13) and the second grinding bulge (14) do not grind tablets, the side wall of the sealing piston (16) closes the through groove (17);
when the side wall of the sealing piston (16) closes the through groove (17), the upper end surface of the sliding rod (19) is flush with the outer top wall of the medicine powder containing cylinder body (11);
set up spacing chamber (20) that are used for holding stopper (22) in slide bar (19), spacing groove (21) that run through spacing chamber (20) up end and slide bar (19) up end are seted up to spacing chamber (20) up end, spacing groove (21) are corresponding with stopper (22), stopper (22) set up on recess (10) roof.
5. The nasal feeding device with drug grinding function according to claim 4, characterized in that the bottom end face of the through slot (17) coincides with the bottom end face of the hollow tube (15), and the bottom end face of the sealing piston (16) can be attached to the inner bottom face of the injection cylinder (1).
6. The nasal feeding device with medicine grinding function according to claim 4, characterized in that the side wall of the groove (10) and the top wall of the groove (10) are arranged at an obtuse angle.
7. The nasal feeding device with drug grinding function of claim 4, wherein a plurality of second filtering mesh holes (23) are formed on the intersection line of the bottom end surface of the drug powder containing barrel body (11) and the inner bottom surface of the injection barrel body (1), and the second filtering mesh holes (23) penetrate through the inner and outer side walls of the drug powder containing barrel body (11).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122865242.5U CN216358698U (en) | 2021-11-22 | 2021-11-22 | Nasal feeding device with medicine grinding function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122865242.5U CN216358698U (en) | 2021-11-22 | 2021-11-22 | Nasal feeding device with medicine grinding function |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216358698U true CN216358698U (en) | 2022-04-22 |
Family
ID=81191590
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122865242.5U Active CN216358698U (en) | 2021-11-22 | 2021-11-22 | Nasal feeding device with medicine grinding function |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216358698U (en) |
-
2021
- 2021-11-22 CN CN202122865242.5U patent/CN216358698U/en active Active
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