CN218305719U - Prepackage type liquid medicine ration syringe - Google Patents

Abstract

The utility model relates to the technical field of medical equipment, specifically speaking relates to a prepackage type liquid medicine quantitative injector, include: syringe, storage anther sac, protective housing, base plate, elastic splint, syringe include cartridge case, piston, push rod, handle, nipple, and the protective housing is installed to the base plate top, is equipped with storage anther sac in the protective housing, and the base plate below is provided with elastic splint, and the elastic splint centre gripping has the syringe, is provided with defeated medicine hole on the base plate, is provided with sealed axle on the defeated medicine hole, stores up anther sac and defeated medicine hole intercommunication, defeated medicine hole and syringe intercommunication, the utility model discloses the storage anther sac that sets up can save the liquid medicine, can carry the syringe fast with the liquid medicine through pressing down in, and the elasticity clamping piece, location axle, the draw-in groove of setting mutually support can accurately carry out the ration to the liquid medicine.

Description

Prepackage type liquid medicine ration syringe

Technical Field

The utility model relates to the technical field of medical equipment, specifically speaking relates to a prepackage type liquid medicine ration syringe.

Background

The enema is a technique of filling normal saline, medicine or related solution into rectum or colon through anus by using a catheter to achieve the effect of defecation, air discharge or disease treatment, and is a commonly used treatment method in clinic. During the medicine taking process, a syringe is needed to extract the medicine, then the syringe is connected with a hose inserted into the anus, and finally the medicine is injected. The enema syringe has the advantages that an adult needs 500 ml to 1000 ml of liquid medicine for enema every time, an infant needs 200 ml to 500 ml of liquid medicine for enema every time, the existing syringe is small in capacity and cannot store a large amount of liquid, the syringe needs to be pulled out for multiple times to extract medicines in the enema process, time is wasted, and the syringe is frequently replaced and pulled out to cause environmental pollution.

SUMMERY OF THE UTILITY MODEL

In order to overcome exist not enough among the above-mentioned background art, the utility model provides a prepackage type liquid medicine quantitative injector, the utility model discloses the liquid medicine can be saved in advance to the medicine storage bag that sets up, can carry the syringe fast with the liquid medicine through the mode of pressing when using, and convenient operation need not pull out the syringe and extracts the medicine during the use, has saved the time, has effectively solved the problem of proposing in the background art.

In order to achieve the above object, the technical solution of the present invention is as follows:

a prefilled medical fluid dosing syringe comprising: syringe, medicine storage bag, protective housing, base plate, elastic splint, the syringe includes cartridge case, piston, push rod, handle, nipple, the protective housing is installed to the base plate top, the medicine storage bag is equipped with in the protective housing, the base plate below is provided with elastic splint, the elastic splint centre gripping has the syringe, be provided with the defeated medicine hole on the base plate, be provided with sealed axle on the defeated medicine hole, medicine storage bag and defeated medicine hole intercommunication, defeated medicine hole and syringe intercommunication.

Preferably, the push rod and the piston are movably inserted into the cartridge case, scales are arranged on the cartridge case, an empty cartridge is arranged on the push rod, an installation rod is arranged in the empty cartridge, an elastic clamping piece is arranged on the installation rod and comprises two clamping arms, the two clamping arms are respectively connected with a positioning shaft, positioning holes are formed in two sides of the empty cartridge, and the positioning shafts are slidably inserted into the positioning holes.

Preferably, be provided with the hemisphere fixture block on the location axle, the cartridge case inner wall evenly is provided with a plurality of draw-in grooves along length direction, but the fixture block joint is in the draw-in groove.

Preferably, the elastic clamping plate is provided with a containing groove, the size of the containing groove is matched with that of the syringe cartridge, the inner wall of the containing groove is provided with a rubber pad, a communicated opening is arranged below the containing groove, and the opening is arranged into a slope.

Preferably, the number of the elastic clamping plates is two and the elastic clamping plates respectively clamp the front end and the rear end of the syringe cartridge.

Preferably, the protective housing is provided with a skirt edge, the skirt edge is provided with a first threaded hole, the base plate is provided with a second corresponding threaded hole, and the first threaded hole and the second threaded hole are internally provided with threaded bolts.

Preferably, the medicine storage bag comprises a pressing handle, a limiting pipe, an elastic bag, a mounting disc and a medicine feeding pipe, a medicine injection port is formed in the pressing handle, a cover cap is arranged at the medicine injection port, the medicine injection port is communicated with the limiting pipe, a round hole is formed in the protective shell, the limiting pipe is inserted into the round hole and moves up and down along the round hole, the limiting pipe is communicated with the upper end of the elastic bag, the mounting disc is arranged at the lower end of the elastic bag, the mounting groove is formed in the substrate, the medicine feeding pipe is fixedly connected to the lower end of the mounting disc, and the medicine feeding pipe is communicated with the elastic bag.

Preferably, a medicine inlet pipe is arranged at the upper end of the syringe medicine cylinder, the outer diameters of the medicine inlet pipe and the medicine outlet pipe are matched with the diameter of the medicine conveying hole, a communicating hole is arranged on the base plate along the horizontal direction and penetrates through the medicine conveying hole, the diameter of the communicating hole is larger than that of the medicine conveying hole, a rotatable sealing shaft is arranged in the communicating hole, a through hole is formed in the joint of the sealing shaft and the communicating hole, and the through hole is communicated with the upper end and the lower end of the medicine conveying hole.

The utility model discloses beneficial effect as follows:

the utility model discloses the liquid medicine can be saved in advance to the medicine storage bag that sets up, can carry the syringe fast with the liquid medicine through the mode of pressing when using, and convenient operation need not pull out the syringe and extracts the medicine during the use, has saved the time.

The utility model is simple in operation, the function is practical, very is worth promoting.

Drawings

Fig. 1 is a schematic view of the main view of the structure of the present invention.

Fig. 2 is an enlarged view of the area a of the present invention.

Fig. 3 is an exploded view of the syringe of the present invention.

Fig. 4 is an enlarged schematic view of the area B of the present invention.

Fig. 5 is an exploded view of the left view of the elastic splint of the present invention.

1. The injection device comprises an injection syringe, 101, a medicine box, 1011, scales, 1012, a clamping groove, 102, a piston, 103, a push rod, 104, a handle, 105, a nipple, 106, a medicine inlet pipe, 2, a medicine storage bag, 201, a pressing handle, 2011, a medicine injection port, 2012, a cover cap, 202, a limiting pipe, 203, an elastic bag, 204, a mounting disc, 205, a medicine administration pipe, 3, a protective shell, 301, a skirt edge, 3011, a first threaded hole, 302, a round hole, 4, a base plate, 401, a medicine delivery hole, 402, a second threaded hole, 403, a mounting groove, 404, a communication hole, 5, an elastic clamping plate, 501, a containing groove, 502, an opening, 503, a rubber pad, 7, an empty cylinder, 701, a mounting rod, 702, a positioning hole, 8, an elastic clamping piece, 801, a clamping arm, 802, a positioning shaft, 803, a clamping block, 9, a sealing shaft, 901, a perforation, 10 and a threaded bolt.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.

In the present invention, unless otherwise expressly stated or limited, the terms "disposed," "mounted," "connected," and "fixed" are to be construed broadly, e.g., as meaning either a fixed connection or a removable connection; may be a mechanical connection; may be directly connected or indirectly connected through an intermediate. The specific meaning of the above terms in the present invention can be understood according to specific situations by those of ordinary skill in the art.

A prefilled medical fluid dosing syringe comprising: syringe 1, medicine storage bag 2, protective housing 3, base plate 4, elastic splint 5, syringe 1 includes cartridge case 101, piston 102, push rod 103, handle 104, nipple 105, protective housing 3 is installed to 4 tops of base plate, medicine storage bag 2 is equipped with in the protective housing 3, 4 below of base plate are provided with elastic splint 5, the centre gripping of elastic splint 5 has syringe 1, be provided with defeated medicine hole 401 on the base plate 4, be provided with sealed axle 9 on the defeated medicine hole 401, medicine storage bag 2 and defeated medicine hole 401 intercommunication, defeated medicine hole 401 and syringe 1 intercommunication.

In this embodiment, the push rod 103 and the piston 102 are movably inserted into the medicine container 101, the medicine container 101 is provided with scales 1011, the push rod 103 is provided with an empty container 7, the empty container 7 is provided with an installation rod 701, the installation rod 701 is provided with an elastic clamping piece 8, the elastic clamping piece 8 comprises two clamping arms 801, the two clamping arms 801 are respectively connected with a positioning shaft 802, two sides of the empty container 7 are provided with positioning holes 702, and the positioning shafts 802 are slidably inserted into the positioning holes 702. In this embodiment, the positioning shaft 802 is provided with a hemispherical fixture 803, the inner wall of the drug cartridge 101 is uniformly provided with a plurality of slots 1012 along the length direction, and the fixture 803 can be clamped in the slots 1012. The use principle is as follows: the push rod 103 is pushed, the push rod 103 drives the hollow cylinder 7 and the piston 102 to move, the hollow cylinder 7 drives the elastic clamping piece 8 in the hollow cylinder to move, when the positioning hole 702 of the hollow cylinder 7 meets the clamping groove 1012, the positioning shaft 802 and the clamping block 803 of the elastic clamping piece 8 penetrate through the positioning hole 702 and extend into the clamping groove 1012 to make a clicking sound, and the push rod 103 is pushed by hand to sense that the clamping block 803 is clamped in the clamping groove 1012, after the clamping block 803 is clamped in the clamping groove 1012, the positions of the push rod 103 and the piston 102 are fixed under the condition that the hand does not push, at the moment, the piston 102 is observed, the piston 102 corresponds to a specified scale 1011 value and does not have deviation, the scale 1011 value corresponding to the piston 102 represents how much liquid medicine can be stored in the medicine cylinder 101 of the injector 1, the clamping block 803 is clamped in different clamping grooves, the piston 102 corresponds to a specified scale 1011 value, the specified scale 1011 value can be set as a liquid medicine value of a common liquid quantity, when the injector is used, the clamping block 803 is pushed to be clamped in the specified clamping groove 1012, the liquid medicine can be quantitatively stored and accessed without repeated adjustment, and the injector is very convenient.

In this embodiment, the elastic clamping plate 5 is provided with a containing groove 501, the size of the containing groove 501 is matched with that of the medicine cartridge 101 of the injector 1, the inner wall of the containing groove 501 is provided with a rubber pad 503, a communicated opening 502 is arranged below the containing groove 501, and the opening 502 is arranged as a slope. The opening 502 is arranged to be a slope, so that the syringe 1 can conveniently enter the containing groove 501. In this embodiment, the two elastic clamping plates 5 are provided and respectively clamp the front end and the rear end of the cartridge 101 of the syringe 1. The use principle is as follows: when the injector 1 is mounted on the elastic clamping plate 5, the injector 1 needs to be put in from the opening 502, the cartridge 101 of the injector 1 is pressed, the injector 1 enters the containing groove 501 along the opening 502, and the rubber pad 503 can relieve the pressure of the elastic clamping plate 5 on the injector 1 and prevent the injector 1 from being crushed. When the container is taken out, the container is pulled from the container 501 to the opening 502.

In this embodiment, the protective shell 3 is provided with a skirt 301, the skirt 301 is provided with a first threaded hole 3011, the substrate 4 is provided with a second threaded hole 402, and the first threaded hole 3011 and the second threaded hole 402 are provided with threaded bolts 10. The protective shell 3 is connected with the first threaded hole 3011 and the second threaded hole 402 through the threaded bolt 10, and then the protective shell 3 and the substrate 4 are fixed. When the protective case 3 is detached from the base plate 4, the screw 10 is screwed outward.

In this embodiment, the medicine storage bag 2 includes a pressing handle 201, a limiting tube 202, an elastic bag 203, a mounting disc 204 and a medicine feeding tube 205, a medicine injection port 2011 is arranged on the pressing handle 201, a cap 2012 is arranged at the medicine injection port 2011, the medicine injection port 2011 is communicated with the limiting tube 202, a round hole 302 is arranged on the protective shell 3, the limiting tube 202 is inserted into the round hole 302 and moves up and down along the round hole 302, the limiting tube 202 is communicated with the upper end of the elastic bag 203, the mounting disc 204 is arranged at the lower end of the elastic bag 203, a mounting groove 403 is arranged on the substrate 4, the lower end of the mounting disc 204 is fixedly connected with the medicine feeding tube 205, and the medicine feeding tube 205 is communicated with the elastic bag 203. The elastic bag 203 is made of elastic materials, for example, one of silica gel, rubber, latex or nylon can be adopted, the color is dark brown, the observation of the liquid medicine condition in the bag by an operator is facilitated, and the light shielding of the medicine is facilitated. In this embodiment, the upper end of the cartridge 101 of the injector 1 is provided with a drug inlet tube 106, the outer diameters of the drug inlet tube 205 and the drug inlet tube 106 are matched with the diameter of the drug delivery hole 401, the base plate 4 is provided with a communication hole 404 along the horizontal direction, the communication hole 404 penetrates through the drug delivery hole 401, the diameter of the communication hole 404 is larger than the diameter of the drug delivery hole 401, a rotatable sealing shaft 9 is arranged in the communication hole 404, a through hole 901 is arranged at the joint of the sealing shaft 9 and the communication hole 404, and the through hole 901 is communicated with the upper end and the lower end of the drug delivery hole 401. The use principle is as follows: when storing the liquid medicine, the cap 2012 can be opened, the liquid medicine is injected from the medicine injection port 2011, and the liquid medicine enters the elastic bag 203 along the medicine injection port 2011 and the limiting tube 202; after the liquid medicine is injected, the sealing shaft 9 is rotated to enable the through hole 901 of the sealing shaft 9 to be communicated with the medicine conveying hole 401; then, the pressing handle 201 of the elastic probing capsule is pressed, the elastic probing capsule 203 presses the liquid medicine in the elastic probing capsule into the medicine conveying hole 401 by using the elasticity of the elastic probing capsule, and the liquid medicine rapidly enters the medicine cylinder 101 of the injector 1 through the medicine conveying hole 401 and the perforation 901; when the medicine tank 101 is filled with medicine liquid, the sealing shaft 9 is rotated, so that the medicine conveying hole 401 is blocked by the sealing shaft 9, and the medicine liquid cannot pass through; finally, the nipple 105 of the syringe 1 is connected to an anus-insertion tube, and the push rod 103 is pushed to inject the liquid medicine. The elastic bag 203 can store a large amount of liquid medicine, after the medicine is taken for the sick children for the first time, when the medicine is taken again, the sealing shaft 9 is rotated, the elastic bag 203 is pressed, the liquid medicine can be rapidly filled into the injector 1, and the operation is very convenient and fast.

The utility model discloses specific use flow is as follows:

1. the medicine liquid is injected into the medicine storage bag 2 in advance: the cap 2012 is opened, the liquid medicine is injected from the medicine injection port 2011, and the liquid medicine enters the elastic bag 203 along the medicine injection port 2011 and the limiting tube 202.

2. In use, syringe 1, cartridge 101 dosing solution is dosed: the push rod 103 is pushed, the push rod 103 drives the hollow cylinder 7 and the piston 102 to move, the hollow cylinder 7 moves to drive the elastic clamping piece 8 in the hollow cylinder to move, after the clamping block 803 is clamped in the clamping groove 1012, the scale 1011 value corresponding to the piston 102 is observed, and when the piston 102 moves to the proper scale 1011 value, the movement is stopped.

3. Delivering the medical solution into the syringe 1 cartridge 101: firstly, rotating the sealing shaft 9 to enable the through hole 901 of the sealing shaft 9 to be communicated with the medicine delivery hole 401; then the pressing handle 201 of the elastic probe bag is pressed, the elastic bag 203 presses the liquid medicine in the elastic probe bag into the medicine conveying hole 401 by using the elasticity of the elastic bag, and the liquid medicine enters the medicine cylinder 101 of the injector 1 through the medicine conveying hole 401 and the perforation 901; when the medicine tank 101 is filled with medicine liquid, the sealing shaft 9 is rotated, so that the medicine conveying hole 401 is blocked by the sealing shaft 9, and the medicine liquid cannot pass through;

4. first drug delivery to the infant: the nipple 105 of the syringe 1 is connected to an anus-insertion tube, and the push rod 103 is pushed to inject a liquid medicine.

5. And (3) carrying out second drug delivery to the infant patient: after the medicine is taken for the child for the first time, when the medicine is taken again, the piston 102 is pulled to a proper position, the sealing shaft 9 is rotated, the elastic bag 203 is pressed, and the syringe 1 can be rapidly filled with the medicine liquid, so that the medicine taking device is very convenient and fast.

The utility model discloses the medicine liquid can be prestore to the medicine storage bag that sets up, can carry the syringe fast with the liquid medicine through the mode of pressing often when using, and convenient operation need not pull out syringe extraction medicine during the use, has saved the time.

To sum up, the utility model discloses expected effect has been reached.

Claims (8)

1. A prefilled medical fluid dosing syringe comprising: the syringe, the syringe includes cartridge case, piston, push rod, handle, nipple, its characterized in that: the medicine storage bag is characterized by further comprising a medicine storage bag, a protective shell, a base plate and an elastic clamping plate, wherein the protective shell is installed above the base plate, the medicine storage bag is installed in the protective shell, the elastic clamping plate is arranged below the base plate, the syringe is clamped by the elastic clamping plate, a medicine conveying hole is formed in the base plate, a sealing shaft is arranged on the medicine conveying hole, the medicine storage bag is communicated with the medicine conveying hole, and the medicine conveying hole is communicated with the syringe.

2. The pre-assembled quantitative syringe for liquid medicine as set forth in claim 1, wherein the push rod and the piston are movably inserted into the medicine cartridge, the medicine cartridge is provided with scales, the push rod is provided with an empty cylinder, the empty cylinder is provided with a mounting rod, the mounting rod is provided with an elastic clamping piece, the elastic clamping piece comprises two clamping arms, the two clamping arms are respectively connected with a positioning shaft, two sides of the empty cylinder are provided with positioning holes, and the positioning shafts are slidably inserted into the positioning holes.

3. The pre-assembled quantitative liquid medicine syringe as claimed in claim 2, wherein the positioning shaft is provided with hemispherical blocks, the inner wall of the medicine container is uniformly provided with a plurality of slots along the length direction, and the blocks can be clamped in the slots.

4. The pre-filled quantitative syringe for liquid medicine according to claim 1, wherein the elastic clamp plate has a receiving groove with a size matching that of the syringe cartridge, the inner wall of the receiving groove has a rubber pad, and a communicating opening is provided below the receiving groove and is configured as a slope.

5. The prefilled medical fluid metering syringe of claim 4, wherein said two resilient plates are provided and hold the front and rear ends of the syringe cartridge, respectively.

6. The pre-assembled liquid medicine quantitative injector according to claim 1, wherein the protective shell is provided with a skirt edge, the skirt edge is provided with a first threaded hole, the base plate is provided with a second corresponding threaded hole, and a threaded bolt is arranged in the first threaded hole and the second threaded hole.

7. The pre-assembled quantitative liquid medicine syringe as claimed in claim 1, wherein the medicine storage bag comprises a pressing handle, a limiting tube, an elastic bag, a mounting plate, and a medicine feeding tube, the pressing handle is provided with a medicine injection port, the medicine injection port is provided with a cap, the medicine injection port is communicated with the limiting tube, the protective shell is provided with a circular hole, the limiting tube is inserted into the circular hole and moves up and down along the circular hole, the limiting tube is communicated with the upper end of the elastic bag, the lower end of the elastic bag is provided with the mounting plate, the substrate is provided with a mounting groove, the lower end of the mounting plate is fixedly connected with the medicine feeding tube, and the medicine feeding tube is communicated with the elastic bag.

8. The pre-assembled quantitative liquid medicine syringe as set forth in claim 7, wherein the syringe has a medicine inlet tube at the upper end of the cartridge, the medicine inlet tube and the medicine inlet tube have outer diameters matching the diameter of the medicine feeding hole, the base plate has a communicating hole extending horizontally therethrough, the communicating hole has a diameter larger than the diameter of the medicine feeding hole, a rotatable sealing shaft is disposed in the communicating hole, a through hole is disposed at the joint of the sealing shaft and the communicating hole, and the through hole communicates the upper and lower ends of the medicine feeding hole.

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