Digestive tract drug delivery device

Abstract

The digestive tract dosing device comprises an injection tube and a dosing tube, a piston rod is arranged on the inner side of the injection tube, an injection head is arranged on the top of the injection tube, a dosing port is formed in the top of the rear side of the injection tube, a plug is arranged above the dosing port, a connecting port is formed in one end of the dosing tube, and a plug is arranged on the other end of the dosing tube. When the device is used, medicine is added into the injection tube branch through the medicine adding opening, after medicine adding is completed, the plug is connected with the medicine adding opening, so that the medicine adding opening is closed, medicine feeding is more convenient, and when medicine feeding is carried out, the medicine feeding head is arranged on the outer side of the medicine feeding tube, a spherical table is arranged on the inner side of the medicine feeding head, and a medicine discharging groove is formed in the periphery of the medicine feeding head. The connecting opening is adjusted to be opened and closed through the valve, so that the dosing speed can be adjusted, when the dosing head conducts dosing, medicine drips on the spherical table firstly, flows to the medicine outlet grooves in the periphery through the spherical table and flows out through the medicine outlet grooves, dosing is milder, and a patient feels more comfortable.

Description

TECHNICAL FIELD

[0001] The utility model relates to medical instrument technical field, concretely is a kind of digestive tract dosing device. BACKGROUND

[0002] Digestive tract is a very long muscular duct from oral cavity to anus, including oral cavity, pharynx, esophagus, stomach, small intestine, large intestine and anal canal. Digestive tract administration is a common administration method, mainly through oral, sublingual, rectal and other routes. Digestive tract administration device is a medical device for delivering drugs into the body through the oral cavity or digestive tract.

[0003] Currently, medical staff usually uses a hose to place the end of the digestive tract administration device into the designated position of the digestive tract when administering the digestive tract of the patient. However, the existing administration device needs to be disassembled and then assembled when administering the medicine, which is troublesome to operate. Moreover, the current administration device is not convenient to adjust the administration speed, and the medicine may directly impact the patient during administration, which may cause the patient to feel uncomfortable. SUMMARY

[0004] The utility model aims at providing a digestive tract administration device to solve the problems raised in the background.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical scheme:

[0006] A digestive tract administration device includes an injection tube and a dosing tube. The inside of the injection tube includes a piston rod, the top of the piston rod includes a piston head, the top of the injection tube includes an injection head, the top of the rear side of the injection tube is provided with a dosing port, the dosing port is provided above with a plug, one end of the dosing tube is provided with a connecting port, the outside of the connecting port is provided with a first threaded strip, the outside of the injection head is provided with a first threaded port, the first threaded strip is in threaded connection with the first threaded port, the outside of the dosing tube is provided with a dosing head, the inside of the dosing head is provided with a spherical platform, and the dosing head is provided around with a medicine outlet slot.

[0007] In a preferred embodiment of the utility model, the injection tube is made of transparent material.

[0008] In a preferred embodiment of the utility model, the injection tube is provided on one side with a scale line.

[0009] In a preferred embodiment of the utility model, the bottom outside of the plug is in threaded connection with the inside of the dosing port.

[0010] In a preferred embodiment of the utility model, the rear side of the piston rod is provided with a pressing block.

[0011] In a preferred embodiment of the utility model, the rear side of the injection pipe is provided with a limiting groove, the both sides of the piston rod are provided with limiting strips, and the limiting strips are in sliding connection with the limiting groove.

[0012] In a preferred embodiment of the utility model, the top of the connecting port is provided with a valve.

[0013] In a preferred embodiment of the utility model, the top of the injection head is provided with a first sealing rubber ring.

[0014] In a preferred embodiment of the utility model, the other end of the administration pipe is provided with a second threaded strip, the top of the inner side of the administration head is provided with a second threaded port, and the second threaded strip is in threaded connection with the second threaded port.

[0015] In a preferred embodiment of the utility model, the top of the second threaded strip is provided with a second sealing rubber ring.

[0016] The additional aspects and advantages of the utility model will be partly given in the following description, partly will become obvious from the following description, or be known by the practice of the utility model.

[0017] Beneficial effects: the device uses, through the dosing port to the injection pipe branch carries out dosing, through the scale line observes the amount of the medicine in the injection pipe, thereby avoids too much or too little, when dosing is completed, through the dosing connection dosing port, thereby closes the dosing port, namely, the medicine is more convenient, when dosing, through the valve adjusts the connecting port and switches, thereby can adjust the dosing speed, when the administration head carries out dosing, the medicine first drops on the spherical table, and flows to the medicine outlet groove around the spherical table, thereby flows out through the medicine outlet groove, namely, dosing is more moderate, makes the patient more comfortable.

[0018] The above description is only the summary of the technical scheme of the utility model, in order to more clearly understand the technical means of the utility model, and can be implemented according to the content of the specification, the following preferred embodiments of the utility model and cooperate with the drawings are described in detail as follows.The specific embodiment of the utility model is given in detail by the following examples and its drawings. BRIEF DESCRIPTION OF DRAWINGS

[0019] The above and / or additional aspects and advantages of the utility model will become apparent and be readily understood from the following description, taken in connection with the drawings, in which:

[0020] Figure 1 It is a main body structure schematic diagram in a digestive tract dosing device;

[0021] Figure 2 It is an explosion structure schematic diagram in a digestive tract dosing device;

[0022] Figure 3 It is a kind of digestive tract administration device injection tube rear side structure schematic view;

[0023] Figure 4 It is a kind of digestive tract administration device administration head inside structure schematic view.

[0024] In the figure: 1, injection tube;11, scale;12, piston rod;13, piston head;14, injection head;15, pressing block;2, dosing port;21, plug;22, limit slot;23, limit bar;3, dosing tube;31, connecting port;32, valve;33, first threaded bar;35, first sealing rubber ring;34, first threaded port;4, administration head;41, ball-shaped table;42, medicine outlet slot;43, second threaded bar;44, second threaded port;45, second sealing rubber ring. DETAILED DESCRIPTION

[0025] The embodiments of the present application are described in detail below, and examples of the embodiments are shown in the drawings, wherein the same or similar reference numerals represent the same or similar elements or elements having the same or similar functions throughout. The embodiments described below by referring to the drawings are exemplary and are only used to explain the present application, and cannot be understood as a limitation of the present application.

[0026] Please refer to Figures 1-4 The present application discloses a kind of digestive tract administration device, including injection tube 1, dosing tube 3, injection tube 1 is the main body installation structure of device, for installing other structures, and drug is filled in injection tube 1, dosing tube 3 is hose, dosing tube 3 is the drainage structure of drug, i.e. for the drug drainage to digestive tract, injection tube 1 is transparent material, one side of injection tube 1 is provided with scale 11, i.e. the amount of drug inside injection tube 1 is observed by scale 11, to avoid too much or too little, the inside of injection tube 1 includes piston rod 12, piston rod 12 top includes piston head 13, the top of injection tube 1 includes injection head 14, i.e. through injection tube 1, piston rod 12, piston head 13, injection head 14 constitute injector, to inject drug, piston rod 12 rear side is provided with pressing block 15, i.e. piston rod 12 is pressed by pressing block 15, to administer, limit slot 22 is arranged on the rear side of injection tube 1, limit bar 23 is arranged on the two sides of piston rod 12, limit bar 23 and limit slot 22 are slidingly connected, i.e. limit bar 23 is limited by limit slot 22, so that piston rod 12 keeps horizontal movement.

[0027] The rear top of the injection tube 1 is provided with a dosing port 2, that is, the dosing is performed through the dosing port 2, and the dosing port 2 is provided with a plug 21 above, and the bottom outside of the plug 21 is in threaded connection with the inside of the dosing port 2. When the dosing is completed, the dosing port 2 is closed by the plug 21, and subsequent dosing is performed. One end of the dosing tube 3 is provided with a connecting port 31, which is a connecting structure. The outside of the connecting port 31 is provided with a first threaded strip 33, and the outside of the injection head 14 is provided with a first threaded port 34. The first threaded strip 33 is in threaded connection with the first threaded port 34, that is, the first threaded strip 33 connects the first threaded port 34, so that the injection tube 1 is connected to the connecting port 31, that is, the injection tube 1 is connected to the dosing tube 3, so that the medicine extruded by the injection head 14 enters the dosing tube 3. The outside of the dosing tube 3 is provided with a dosing head 4, and the other end of the dosing tube 3 is provided with a second threaded strip 43. The inside top of the dosing head 4 is provided with a second threaded port 44. The second threaded strip 43 is in threaded connection with the second threaded port 44, that is, the second threaded strip 43 connects the second threaded port 44, so that the dosing head 4 is installed on the dosing tube 3, that is, the dosing tube 3 delivers the medicine to the dosing head 4, and finally the medicine is dosed through the dosing head 4.

[0028] The inside of the dosing head 4 is provided with a spherical table 41, which is semispherical. The dosing head 4 is provided with a medicine outlet groove 42 around. When the dosing head 4 doses the medicine, the medicine first drops on the spherical table 41 and flows to the medicine outlet groove 42 around through the spherical table 41, so that the medicine flows out through the medicine outlet groove 42, that is, the dosing is more gentle, so that the patient is more comfortable. The top of the connecting port 31 is provided with a valve 32, that is, the valve 32 adjusts the opening and closing of the connecting port 31, so that the dosing speed can be adjusted. The top of the injection head 14 is provided with a first sealing rubber ring 35. When the first threaded strip 33 is connected to the first threaded port 34, the first sealing rubber ring 35 makes the connection more tight. The top of the second threaded strip 43 is provided with a second sealing rubber ring 45. When the second threaded strip 43 is connected to the second threaded port 44, the second sealing rubber ring 45 makes the connection more tight.

[0029] The utility model discloses a working principle is: the device uses, through the dosing opening 2 to the injection pipe 1 branch carries out dosing, through the scale line 11 is observed to the injection pipe 1 inside medicine's quantity, to avoid too much or too little, when dosing is completed, through the block 21 connection dosing opening 2, to close dosing opening 2, through the pressing block 15 is pressed to the piston rod 12, to carry out administration, through the limiting slot 22 is limited to the limiting strip 23, to make the piston rod 12 keep horizontal movement, through the first screw strip 33 connects the first screw mouth 34, to make the injection pipe 1 connect the connecting port 31, through the first sealing rubber ring 35 makes it connect more closely, namely injection pipe 1 connects the administration tube 3, to make the injection head 14 extrusion medicine into administration tube 3, through the valve 32 is adjusted to the connecting port 31 switch, to the administration speed can be adjusted, through the second screw strip 43 connects the second screw mouth 44, to make administration head 4 install on administration tube 3, through the second sealing rubber ring 45 makes it connect more closely, namely administration tube 3 will medicine delivery to administration head 4 place, when administration head 4 carries out administration, medicine first drops on the spherical platform 41, and through the spherical platform 41 flows to the medicine outlet groove 42 of all around, to flow out through the medicine outlet groove 42, namely administration is more moderate, makes the patient more comfortable.

[0030] Although the embodiments of the utility model have been shown and described, those of ordinary skill in the art can understand that various changes, modifications, replacements and variations can be made to these embodiments without departing from the principles and purposes of the utility model, and the scope of the utility model is defined by the claims and its equivalents.

Claims

1. A device for administering a substance to the digestive tract comprising an injection tube (1) and an administration tube (3), characterised in that: The inside of the injection tube (1) comprises a piston rod (12), the top of the piston rod (12) comprises a piston head (13), the top of the injection tube (1) comprises an injection head (14), the top of the rear side of the injection tube (1) is provided with a dosing opening (2), the dosing opening (2) is provided with a plug (21) above, one end of the dosing tube (3) is provided with a connecting opening (31), the outside of the connecting opening (31) is provided with a first threaded strip (33), the outside of the injection head (14) is provided with a first threaded opening (34), the first threaded strip (33) and the first threaded opening (34) are in threaded connection, the outside of the dosing tube (3) is provided with a dosing head (4), the inside of the dosing head (4) is provided with a spherical table (41), the dosing head (4) is provided with a medicine outlet groove (42) around.

2. A device for the administration of a substance to the gastrointestinal tract according to claim 1, wherein The injection tube (1) is made of transparent material.

3. A device for the administration of a substance to the gastrointestinal tract according to claim 1, wherein The injection tube (1) is provided with a scale line (11) on one side.

4. The device of claim 1, wherein, The bottom outside of the plug (21) is in threaded connection with the inside of the dosing opening (2).

5. The device of claim 1, wherein, The rear side of the piston rod (12) is provided with a pressing block (15).

6. A device for the administration of a substance to the gastrointestinal tract according to claim 1, wherein The rear side of the injection tube (1) is provided with a limiting groove (22), the both sides of the piston rod (12) are provided with a limiting strip (23), the limiting strip (23) and the limiting groove (22) are in sliding connection.

7. A device for the administration of a substance to the gastrointestinal tract according to claim 1, wherein The top of the connecting opening (31) is provided with a valve (32).

8. A device for the administration of a substance to the gastrointestinal tract according to claim 1, wherein The top of the injection head (14) is provided with a first sealing rubber ring (35).

9. The device of claim 1, wherein, The other end of the dosing tube (3) is provided with a second threaded strip (43), the inside of the top of the dosing head (4) is provided with a second threaded opening (44), the second threaded strip (43) and the second threaded opening (44) are in threaded connection.

10. A device for the administration of a substance to the gastrointestinal tract according to claim 9, wherein The top of the second threaded strip (43) is provided with a second sealing rubber ring (45).

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