Rectal administration device for gastroenterology department with combination of traditional Chinese medicine and western medicine

Abstract

The rectal administration device comprises a medicine storage cylinder and a push-pull rod, the push-pull rod penetrates through the top face of the medicine storage cylinder, and the push-pull rod is connected with the top face of the medicine storage cylinder in a sliding mode; the piston is fixedly installed at the bottom end of the push-pull rod, and the diameter of the piston is matched with the inner diameter of the medicine storage cylinder; the push-pull plate is fixedly mounted at the top end of the push-pull rod; the threaded connection pipe fixedly penetrates through the bottom surface of the medicine storage cylinder; the medicine feeding pipe is arranged on the outer side of the threaded connection pipe in a sleeving mode, and a threaded connection structure is formed by the medicine feeding pipe and the threaded connection pipe. According to the rectal administration device for the gastroenterology department with the combination of the traditional Chinese medicine and the western medicine, the piston can be conveniently fixed in the operation process, the piston is prevented from moving to push liquid medicine out due to accidental touch, effective administration is guaranteed, the rectal treatment effect is guaranteed, operation is easy, convenient and flexible, and practicability is high.

Description

Technical Field

[0001] The utility model relates to the technical field of medical instruments, in particular to a rectal medication device for gastroenterology combining traditional Chinese and western medicine. Background Art

[0002] In clinical practice, the combination of Chinese and Western medicine has significant effects. In gastroenterology, when treating rectal diseases with the combination of Chinese and Western medicine, the drug solution needs to be injected into the rectum through a drug delivery device. However, the existing rectal drug delivery devices still have certain defects, such as:

[0003] The "A rectal drug delivery device for gastroenterology" with application number CN201821107235.0 lacks a fixing structure for the piston during use, which makes it easy for the piston to move and push the drug out after accidental contact during operation. This not only causes a waste of drug, but also makes it difficult to ensure that the drug is delivered to the designated position of the rectum, affecting the treatment effect and having limitations in use. Utility Model Content

[0004] The utility model aims to provide a rectal medication device for gastroenterology combining traditional Chinese and western medicine, so as to solve the problem in the above background technology that the existing rectal medication device is difficult to ensure effective medication and affects the rectal treatment effect.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a rectal drug delivery device for gastroenterology combining traditional Chinese and western medicine, comprising a drug storage cartridge,

[0006] A push-pull rod, the push-pull rod is arranged to penetrate the top surface of the medicine storage cylinder, and the push-pull rod is slidably connected to the top surface of the medicine storage cylinder;

[0007] A piston, wherein the piston is fixedly mounted on the bottom end of the push-pull rod, and the diameter of the piston matches the inner diameter of the drug storage cartridge;

[0008] A push-pull plate, the push-pull plate is fixedly mounted on the top end of the push-pull rod;

[0009] A threaded connection pipe, the threaded connection pipe is fixedly arranged to pass through the bottom surface of the drug storage cylinder;

[0010] A drug delivery tube, wherein the drug delivery tube is sleeved on the outer side of the threaded connection tube, and the drug delivery tube and the threaded connection tube form a threaded connection structure;

[0011] Dosing holes, the dosing holes are evenly opened through the bottom side wall of the dosing tube;

[0012] Graduation marks, the graduation marks being arranged on the front wall surface of the drug storage cylinder;

[0013] A shell, the shell is fixedly mounted on the top surface of the drug storage cartridge, and the push-pull rod is slidably arranged through the top surface of the shell;

[0014] A position limiting and fixing mechanism, which is arranged inside the housing and is used to fix the push-pull rod;

[0015] The moving mechanism is connected to the limiting fixing mechanism and is used to release the fixation of the push-pull rod.

[0016] The above technical solution is adopted to facilitate the fixing of the piston and achieve effective drug administration.

[0017] As a preferred technical solution of the utility model, the position limiting and fixing mechanism includes:

[0018] A mounting groove, the mounting groove being opened on the right side of the push-pull rod;

[0019] A limiting wedge block, wherein the limiting wedge block is fixedly mounted on the wall surface of the mounting groove;

[0020] A mounting plate, the mounting plate being slidably connected to the top surface of the drug storage cartridge and being located inside the housing;

[0021] A limiting rod, wherein the limiting rod is arranged to penetrate the mounting plate transversely, the limiting rod is slidably connected to the mounting plate, and the left end of the limiting rod is located at the inclined surface that matches the limiting wedge block;

[0022] A side plate, the side plate is fixedly mounted on the right end of the limiting rod;

[0023] A tension spring is sleeved on the outside of the limiting rod, and the left and right ends of the tension spring are respectively fixedly connected to the right side surface of the mounting plate and the left side surface of the side plate.

[0024] By adopting the above technical solution, it is convenient to fix the push-pull rod and the piston through the arrangement of the limiting rod and the limiting wedge block.

[0025] As a preferred technical solution of the present utility model, the limiting wedge blocks are evenly and equidistantly arranged in the installation groove.

[0026] By adopting the above technical solution, the push-pull plate and the piston can be fixed at any position by evenly arranged limiting wedge blocks.

[0027] As a preferred technical solution of the utility model, a rear positioning rod is fixedly installed on the right side of the mounting plate, and the positioning rod is located on the left side of the side plate.

[0028] By adopting the above technical solution, it is convenient to limit and fix the positions of the side plates and the limiting rods by setting the positioning rods.

[0029] As a preferred technical solution of the present utility model, a positioning block is provided on the left side of the mounting plate, and the positioning block is fixedly mounted on the inner top surface of the shell.

[0030] By adopting the above technical solution, it is convenient to limit and fix the position of the mounting plate by setting the positioning block.

[0031] As a preferred technical solution of the utility model, the moving mechanism includes:

[0032] A screw rod, wherein the screw rod bearing is arranged through the right side wall of the housing, and the screw rod is arranged through the mounting plate, and the screw rod is threadedly connected to the mounting plate;

[0033] A knob is fixedly mounted on the right end of the screw rod.

[0034] By adopting the above technical solution, it is convenient to make the mounting plate drive the limit rod to move through the rotation of the screw rod, thereby releasing the fixation of the push-pull plate and the piston.

[0035] Compared with the prior art, the utility model has the following beneficial effects: the rectal drug delivery device for gastroenterology combining traditional Chinese and western medicine can easily fix the piston during operation, avoiding accidental contact to cause the piston to move and push out the drug solution, ensuring effective drug delivery and rectal treatment effect, and is simple and flexible to operate and highly practical;

[0036] 1. By pulling the push-pull plate upward, the push-pull rod drives the piston to move upward, so that the liquid medicine is sucked into the medicine storage cylinder through the threaded connection tube, and the push-pull rod drives the limit wedge block to move upward synchronously, so that the limit rod and the side plate are pushed to move and the tension spring is stretched. When the limit wedge block is separated from the limit rod, the side plate drives the limit rod to move back to the left through the setting of the tension spring, so that the limit rod effectively limits the limit wedge block, thereby realizing the limit fixation of the push-pull rod and the piston, avoiding the movement of the piston caused by accidental contact during operation;

[0037] 2. Connect the drug delivery tube to the threaded connection tube, place the drug delivery tube in the patient's rectum, turn the knob to rotate the screw rod, so that the mounting plate drives the limit rod to move to the right, so that the limit rod is separated from the limit wedge block, and then push the push-pull plate and the push-pull rod to push the piston to move, so that the drug solution is pushed into the drug delivery tube and discharged through the drug delivery hole, so as to achieve drug delivery to the patient's rectum;

[0038] 3. The threaded connection tube and the drug delivery tube adopt a threaded detachable connection method, which can facilitate the replacement of the drug delivery tube to ensure cleanliness and hygiene;

[0039] 4. The dosage can be clearly determined by setting the scale lines. BRIEF DESCRIPTION OF THE DRAWINGS

[0040] Figure 1This is a schematic diagram of the main structure of the utility model;

[0041] Figure 2 This is a schematic diagram of the main cross-sectional structure of the utility model;

[0042] Figure 3 For this utility model Figure 2 The enlarged structural diagram at A in the middle;

[0043] Figure 4 This is a schematic diagram of the three-dimensional connection structure between the push-pull rod and the piston of the utility model;

[0044] Figure 5 It is a schematic diagram of the three-dimensional connection structure of the mounting plate, the limiting rod and the screw rod of the utility model.

[0045] In the figure: 1. medicine storage cartridge; 2. push-pull rod; 3. piston; 4. push-pull plate; 5. threaded connecting tube; 6. dosing tube; 7. dosing hole; 8. scale line; 9. shell; 10. mounting groove; 11. limit wedge block; 12. mounting plate; 13. limit rod; 14. side plate; 15. tension spring; 16. positioning rod; 17. positioning block; 18. screw rod; 19. knob. DETAILED DESCRIPTION

[0046] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0047] See also Figure 1-5 , the utility model technical scheme: a rectal drug delivery device for gastroenterology combining traditional Chinese and western medicine, comprising a drug storage cartridge 1, a push-pull rod 2 penetrating the top surface of the drug storage cartridge 1, and the push-pull rod 2 is slidably connected to the top surface of the drug storage cartridge 1, a piston 3 is fixedly installed at the bottom end of the push-pull rod 2, and the diameter of the piston 3 coincides with the inner diameter of the drug storage cartridge 1, a push-pull plate 4 is fixedly installed at the top of the push-pull rod 2, a threaded connection tube 5 is fixedly installed through the bottom surface of the drug storage cartridge 1, a drug delivery tube 6 is sleeved on the outside of the threaded connection tube 5, and the drug delivery tube 6 and the threaded connection tube 5 form a threaded connection structure, a drug delivery hole 7 is evenly penetrated and opened on the bottom side wall of the drug delivery tube 6, a scale line 8 is set on the front wall of the drug storage cartridge 1, a shell 9 is fixedly installed on the top surface of the drug storage cartridge 1, and the push-pull rod 2 slides through the top surface of the shell 9;

[0048] The mounting groove 10 is opened on the right side of the push-pull rod 2, the limiting wedge block 11 is fixedly installed on the wall of the mounting groove 10, the mounting plate 12 is slidably connected to the top surface of the drug storage cartridge 1, and the mounting plate 12 is located inside the shell 9, the limiting rod 13 is arranged to penetrate the mounting plate 12 horizontally, and the limiting rod 13 is slidably connected to the mounting plate 12, and the left end of the limiting rod 13 is located at the inclined surface setting that matches the limiting wedge block 11, the side plate 14 is fixedly installed on the right end of the limiting rod 13, the tension spring 15 is sleeved on the outside of the limiting rod 13, and the left and right ends of the tension spring 15 are respectively fixedly connected to the right side of the mounting plate 12 and the left side of the side plate 14, and the limiting wedge block 11 is evenly and equidistantly arranged in the mounting groove 10;

[0049] The rear positioning rod 16 is fixedly installed on the right side of the mounting plate 12, and the positioning rod 16 is located on the left side of the side plate 14;

[0050] A positioning block 17 is provided on the left side of the mounting plate 12, and the positioning block 17 is fixedly mounted on the inner top surface of the housing 9;

[0051] The bearing of the screw rod 18 is arranged through the right side wall of the housing 9 , and the screw rod 18 is arranged through the mounting plate 12 , and the screw rod 18 is threadedly connected to the mounting plate 12 , and the knob 19 is fixedly installed on the right end of the screw rod 18 .

[0052] Working principle: When in use, first pull the push-pull plate 4 upward to make the push-pull rod 2 and the piston 3 move upward synchronously, so that the liquid medicine can be sucked into the medicine storage cylinder 1 through the threaded connecting tube 5;

[0053] When the push-pull rod 2 moves upward, it drives the limiting wedge block 11 to move upward synchronously, so that the limiting wedge block 11 contacts the limiting rod 13 and then pushes the limiting rod 13 and the side plate 14 to move rightward and stretches the tension spring 15. When the limiting wedge block 11 is separated from the limiting rod 13, the side plate 14 drives the limiting rod 13 to return to the left through the action of the tension spring 15, so that the limiting rod 13 limits and fixes the limiting wedge block 11 at the upper end, thereby limiting and fixing the push-pull rod 2 and the piston 3.

[0054] After the drug liquid is sucked into the drug storage cylinder 1, the drug delivery tube 6 is connected to the threaded connecting tube 5, and then the drug delivery tube 6 is placed in the patient's rectum. Thereafter, the knob 19 is turned to rotate the screw rod 18, so that the mounting plate 12 threadedly connected to the screw rod 18 moves to the right, so that the mounting plate 12 drives the limiting rod 13 to move to the right synchronously, so that the limiting rod 13 is away from the limiting wedge block 11 and the limiting fixing effect on the push-pull rod 2 and the piston 3 is released. At this time, the push-pull plate 4 can be pushed to allow the push-pull rod 2 and the piston 3 to push the drug liquid through the threaded connecting tube 5 into the drug delivery tube 6, and discharged through the drug delivery hole 7 to deliver the drug to the patient's rectum. The contents not described in detail in this specification belong to the prior art known to professional and technical personnel in this field.

[0055] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A rectal drug delivery device for gastroenterology combining traditional Chinese and western medicine, comprising a drug storage cartridge (1), It is characterized in that Also includes: A push-pull rod (2), the push-pull rod (2) being arranged to penetrate the top surface of the medicine storage cartridge (1), and the push-pull rod (2) being slidably connected to the top surface of the medicine storage cartridge (1); A piston (3), wherein the piston (3) is fixedly mounted on the bottom end of the push-pull rod (2), and the diameter of the piston (3) matches the inner diameter of the drug storage cartridge (1); A push-pull plate (4), wherein the push-pull plate (4) is fixedly mounted on the top end of the push-pull rod (2); A threaded connection tube (5), the threaded connection tube (5) being fixedly arranged to pass through the bottom surface of the drug storage cartridge (1); A drug delivery tube (6), wherein the drug delivery tube (6) is sleeved on the outer side of the threaded connection tube (5), and the drug delivery tube (6) and the threaded connection tube (5) form a threaded connection structure; A dosing hole (7), the dosing hole (7) being evenly opened through the bottom side wall of the dosing tube (6); A scale line (8), wherein the scale line (8) is arranged on the front wall surface of the drug storage cartridge (1); A shell (9), wherein the shell (9) is fixedly mounted on the top surface of the drug storage cartridge (1), and the push-pull rod (2) is slidably disposed through the top surface of the shell (9); A position limiting and fixing mechanism, the position limiting and fixing mechanism is arranged inside the housing (9) and is used to fix the push-pull rod (2); A moving mechanism, the moving mechanism is connected to the position limiting and fixing mechanism and is used to release the fixation of the push-pull rod (2).

2. A rectal drug delivery device for combined traditional Chinese and western medicine digestive medicine according to claim 1, It is characterized in that The limiting fixing mechanism comprises: A mounting groove (10), the mounting groove (10) being provided on the right side surface of the push-pull rod (2); A limiting wedge block (11), wherein the limiting wedge block (11) is fixedly mounted on a wall surface of the mounting groove (10); A mounting plate (12), the mounting plate (12) being slidably connected to the top surface of the drug storage cartridge (1), and the mounting plate (12) being located inside the housing (9); A limiting rod (13), the limiting rod (13) is arranged to penetrate the mounting plate (12) transversely, the limiting rod (13) is slidably connected to the mounting plate (12), and the left end of the limiting rod (13) is located on the inclined surface that matches the limiting wedge block (11); A side plate (14), wherein the side plate (14) is fixedly mounted on the right end of the limiting rod (13); A tension spring (15), wherein the tension spring (15) is sleeved on the outer side of the limiting rod (13), and the left and right ends of the tension spring (15) are respectively fixedly connected to the right side surface of the mounting plate (12) and the left side surface of the side plate (14).

3. A rectal drug delivery device for combined traditional Chinese and western medicine digestive medicine according to claim 2, It is characterized in that The limiting wedge blocks (11) are evenly and equidistantly arranged in the installation groove (10).

4. A rectal drug delivery device for combined traditional Chinese and western medicine digestive medicine according to claim 2, It is characterized in that A rear positioning rod (16) is fixedly mounted on the right side of the mounting plate (12), and the positioning rod (16) is located on the left side of the side plate (14).

5. A rectal drug delivery device for combined traditional Chinese and western medicine digestive medicine according to claim 2, It is characterized in that A positioning block (17) is provided on the left side of the mounting plate (12), and the positioning block (17) is fixedly mounted on the inner top surface of the housing (9).

6. A rectal drug delivery device for combined traditional Chinese and western medicine digestive medicine according to claim 2, It is characterized in that The moving mechanism comprises: A screw rod (18), wherein a bearing of the screw rod (18) is disposed through the right side wall of the housing (9), and the screw rod (18) is disposed through the mounting plate (12), and the screw rod (18) is threadedly connected to the mounting plate (12); A knob (19), wherein the knob (19) is fixedly mounted on the right end of the screw rod (18).

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