CN214911872U

CN214911872U - Syringe with cassette bottle

Info

Publication number: CN214911872U
Application number: CN202121739173.7U
Authority: CN
Inventors: 马鹏博; 马有权
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-07-29
Filing date: 2021-07-29
Publication date: 2021-11-30
Anticipated expiration: 2031-07-29

Abstract

The utility model discloses a cassette bottle injector, belonging to the technical field of medical appliances; the utility model is provided with an injection tube, the outer wall of which is provided with a window that can be filled with a clip type bottle, and one end of the injection tube is provided with a bayonet that is clamped with the shoulder part of the neck of the clip type bottle; the push rod is connected to the tail end of the injection tube in a sliding manner and is used for driving the plug of the cassette bottle to move; and dose is tied, and it can locate with the cover the push rod outside, and the external diameter is greater than the syringe internal diameter to dose tie the lateral wall with the laminating of syringe tip, thereby block push rod drive cassette bottle plug displacement, the utility model has the advantages of simple structure, low in manufacturing cost, the commonality is high, convenient to use, be convenient for master the use method, and no electronic device can deposit in low temperature for a long time, and the patient can be swift, simple injecting by oneself to can mediate injection dosage according to own demand, reduced patient injection medicine economic burden.

Description

Syringe with cassette bottle

Technical Field

The utility model relates to the technical field of medical equipment, especially, relate to a cassette bottle syringe.

Background

The cassette bottle is a common medical bottle and is mainly applied to the fields of genetic engineering, biological engineering, insulin and the like, the traditional cassette bottle is mainly structured, a sealing rubber plug is arranged at the tail end of an injection tube, an aluminum cover is covered at the other end of the injection tube in a sealing way, a product is filled in the injection tube, the cassette bottle is placed in a reusable injection pen, and the injection of the dosage can be adjusted, however, the cassette bottle needs to be used by means of the injection pen, and the injection pen is expensive, so that the economic burden of a patient is increased, in addition, the injection pen mainly structured comprises a pen cap, a pen core frame, a spiral push rod, a pen body and an electronic device arranged on the pen body, wherein the internal structure of the pen body is complex, the operation steps are complicated during injection, and especially for old autonomous injection people, the risk of operation errors exists.

SUMMERY OF THE UTILITY MODEL

The utility model aims at overcoming the defect that prior art exists, provide a cassette bottle syringe, its simple structure, easily make, low cost, convenient to use, the commonality is high, and can realize making the patient can be swift, simple inject by oneself to adjust the injection dosage according to self demand, reduce the purpose of misoperation risk.

In order to achieve the above object, the present invention provides the following technical solutions:

the utility model discloses a cassette bottle syringe, include:

the outer wall of the injection tube is provided with a window in which the cassette bottle can be arranged, and one end of the injection tube is provided with a bayonet which is clamped with the shoulder part of the neck of the cassette bottle;

the push rod is connected to the tail end of the injection tube in a sliding mode and used for driving the plug of the cassette bottle to move; and

the dosage bolt can be sleeved outside the push rod at any position, and the outer diameter of the dosage bolt is larger than the inner diameter of the injection pipe, so that the side wall of the dosage bolt is attached to the end part of the injection pipe, and the push rod is prevented from driving the plug of the cassette bottle to move.

Further, the push rod is in a circular rod-shaped structure, the outer wall of the push rod is provided with external threads and is in threaded connection with a nut, and the nut is the dosage bolt.

Further, the slide has been seted up along length direction to the push rod outer wall, slide sliding connection has the dose scale subassembly that is used for remembering the single dose, the scale subassembly is arranged in the dose bolt is kept away from the syringe side.

Further, the dose scale assembly comprises a scale body having second graduation marks;

the upper part of the scale body is slidably connected with a pointer corresponding to the second scale mark;

the lower part of the scale body is provided with a sliding block, the section of the sliding block is matched with the cross section of the slideway, and the sliding block is connected with the slideway in a sliding manner.

Furthermore, push rod one end links firmly the kicking block that the diameter is greater than its external diameter, and the other end is formed with the stalk portion that the thumb can press, the stalk portion is located syringe side swivelling joint has the timing dish, and timing dish surface circumference sets up time scale, the window has been seted up to the stalk portion to look at one by one the time scale.

Furthermore, the inner wall of the injection tube at the tail end is provided with a limiting sleeve which is used for being in contact with the ejector block so as to prevent the push rod from being separated from the injection tube, and the limiting sleeve is in sliding connection with the push rod.

Furthermore, a shoulder is arranged on the outer wall of the tail end of the injection tube, and first scale marks are further arranged on the outer wall of the injection tube.

Furthermore, the injection tube is made of transparent materials capable of seeing the liquid medicine.

Further, the injection tube comprises a tube cap which is sleeved at the bayonet end of the injection tube.

Further, the injection device also comprises a tube cap which is sleeved at the bayonet end of the injection tube;

the pipe cap comprises a main cap body and an auxiliary cap body which can be detachably connected with the main cap body;

the auxiliary cap body is detachably connected with the injection tube, a connector used for being connected with a needle head is arranged at the position far away from the end of the injection tube, and a channel communicated with the bayonet is formed in the connector.

In the technical scheme, the utility model provides a cassette bottle syringe, beneficial effect:

the utility model is provided with a clip type bottle injector which comprises an injection tube and a push rod;

firstly, a window is formed in the outer wall of the injection tube, the clamp type bottle through window can be quickly installed in the injection tube, the installation is convenient, the steps are simple, the injection tube is made of transparent materials, the contact condition of the ejector block of the push rod and the rubber plug is convenient to clearly see through the selection of the injection tube made of the transparent materials, the bubble discharging steps are reduced, in addition, the bayonet position of the injection tube is connected with a needle head of the injection tube through an auxiliary cap body, the injection tube can be adapted to clamp type bottles of different models, and the universality is higher;

secondly, the ejector block of the push rod can extend into the cartridge bottle and drive the cartridge bottle rubber plug to move, the dose bolt can be sleeved on the push rod at any position, when the dose bolt is abutted against the end face of the injection tube and attached to the end face of the injection tube, the push rod can be prevented from continuously driving the cartridge bottle rubber plug to move, the position of the dose bolt can be adjusted, a patient can inject liquid medicine according to injection requirements, and excessive displacement of the cartridge bottle rubber plug is avoided;

in addition, in order to accurately adjust the displacement of the dose bolt, a first scale mark is arranged on the injection tube and can calibrate the position of the dose bolt, the push rod is also slidably connected with a scale body, the scale body is slidably connected with a pointer, the tail end of the push rod is provided with a timing disc, the single injection dose of a patient is marked and memorized through the scale body and the pointer, the injection time is memorized through the timing disc, and the dose and the time when the patient continues to inject for the second time can be conveniently memorized by the patient;

the cassette bottle injector realizes that a patient can inject the medicine quickly and simply by himself, can adjust the injection dosage according to the own requirements, and has the advantages of simple structure, low manufacturing cost, high universality, reduction of economic burden of medicine injection of the patient, convenient use, convenient mastering of a use method and no electronic device, and can be stored at low temperature for a long time.

Drawings

In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings needed to be used in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments described in the present invention, and other drawings can be obtained by those skilled in the art according to these drawings.

FIG. 1 is an exploded view of a cartridge bottle injector as disclosed in the present invention;

FIG. 2 is a front view of the cartridge injector disclosed in the present invention;

FIG. 3 is an isometric view of a push rod of the cartridge bottle syringe disclosed in the present invention;

FIG. 4 is an isometric view of the push rod of the cartridge bottle syringe of the present disclosure from another perspective;

FIG. 5 is a cross-sectional view of the pusher rod of the cartridge syringe disclosed in the present invention;

figure 6 is a schematic diagram of the structure of a cassette vial syringe dosage scale assembly as disclosed in the present invention.

Description of reference numerals:

1. an injection tube; 101. a first scale mark; 102. a shoulder; 103. a window; 104. a bayonet; 2. a limiting sleeve; 3. a push rod; 301. a slideway; 302. a top block; 303. a handle; 304. a window; 4. dose suppositories; 5. a scale body; 501. a second scale mark; 6. a pointer; 7. a timing disk; 701. time scales are obtained; 8. a pipe cap; 801. a main cap body; 802. a secondary cap body; 803. and (4) a joint.

Detailed Description

In order to make the technical solution of the present invention better understood by those skilled in the art, the present invention will be further described in detail with reference to the accompanying drawings.

As shown in FIGS. 1-5;

the utility model discloses a cassette bottle syringe, include: a syringe 1 and a push rod 3;

the utility model provides a syringe 1 outer wall is seted up the cassette bottle and can is packed into its inside window 103, and is concrete, window 103 is the rectangle structure, and the opening width and the opening length of window 103 are in order can pack into the cassette bottle, and the cassette bottle can not deviate from syringe 1 from window 103 through external force and be suitable, syringe 1 one end is formed with bayonet 104, through buckle 104 and the card bottle bottleneck shoulder block, the bottleneck of cassette bottle exposes outside buckle 104, be convenient for be connected with the syringe needle, it is preferred, syringe 1 is made for the transparent material that can see the cassette bottle. The material can be transparent glass or medical plastic in the prior art, and the contact condition of the top block 302 of the push rod 3 and the rubber plug can be conveniently and clearly seen by selecting the injection tube 1 made of the transparent material, so that the bubble discharging step is reduced;

the push rod 3 is connected to the tail end of the injection tube 1 in a sliding mode, and the end portion of the push rod 3 can extend into the cassette bottle and drive the cassette bottle rubber plug to move;

the dosage bolt 4 can be sleeved on the push rod 3 at any position, specifically, the dosage bolt 4 is in a disc body structure, the outer diameter of the injection tube is larger than the inner diameter of the injection tube 1, so that the dosage plug 4 is prevented from entering the injection tube 1 along with the push rod, the dosage plug 4 is positioned at the side of the injection tube 1 and is provided with a contact surface parallel to the end surface of the injection tube 1, when the push rod 3 drives the rubber plug of the cassette bottle to move, the dosage bolt 4 gradually approaches the end part of the injection tube 1 until the contact surface of the dosage bolt 4 is abutted against the end surface of the injection tube 1 and is attached to the end surface of the injection tube 1, thereby preventing the push rod 3 from continuously driving the rubber plug of the cassette bottle to move, enabling a patient to inject liquid medicine according to the injection requirement, avoiding the excessive displacement of the rubber plug of the cassette bottle, the cartridge bottle injector has the advantages of simple structure, low manufacturing cost, convenient operation and use, and can be quickly and simply injected by a patient and adjust the required dosage;

referring to fig. 1, in a preferred embodiment, the push rod 3 is a circular rod-shaped structure, the outer wall of the push rod is provided with an external thread, the external thread is connected with a nut in a threaded manner, and the nut is a dosage bolt 4, so that the dosage bolt 4 can linearly displace along the axis of the push rod 3 in a spiral manner relative to the axis direction of the push rod 3, that is, the dosage bolt 4 is in threaded connection with the push rod 3, and the dosage bolt 4 can be sleeved on the push rod 3 at any position, so that a patient can conveniently adjust the required dosage according to the injection requirement;

referring to fig. 3-5, in a preferred embodiment, a slide 301 is formed on an outer wall of the push rod 3 along a length direction, specifically, the slide 301 is a slide with a dovetail groove-shaped cross section, that is, the width of an opening at the top end of the slide 301 is smaller than that of the bottom wall, a side wall which is inclined is connected between two ends of the bottom wall and the opening, the slide 301 is slidably connected with a dosage scale assembly, and the scale assembly is arranged on the side of the dosage bolt 4, which is far away from the rubber plug of the cartridge bottle, and is used for memorizing the dosage of a single injection, so that a patient can inject a second injection conveniently;

referring to figure 6, in a preferred embodiment, the dose scale assembly comprises a scale body 5 having second scale markings 501;

the upper part of the scale body 5 is slidably connected with a pointer 6 corresponding to the second scale marks 501, the single injection dosage is memorized through the pointer 6, and the lower part of the scale body 5 is provided with a sliding block, the section of the sliding block is matched with the cross section of the slide way 301, and the sliding block is slidably connected with the slide way 301.

During the use, the patient is first from annotating the back, and 4 one side of dose bolt and 1 tip contact of syringe, and the zero position end contact of the other end and scale body 5, during the secondary injection, reminds the patient through pointer 6 and injects the dose.

Referring to fig. 2, in a preferred embodiment, one end of the push rod 3 is fixedly connected with a top block 302 with a diameter larger than the outer diameter thereof, the other end is formed with a handle 303 which can be pressed by a thumb, the handle 303 is rotatably connected with a timing disk 7 at the side of the injection tube 1, the surface of the timing disk 7 is circumferentially provided with a time scale 701, and the handle 303 is provided with a window 304 so as to view the time scale 701 one by one. Specifically, the top block 302 can be fixedly connected to the push rod 3 by bonding or in a threaded connection manner, so that the timing disc 7 and the scale body 5 can be conveniently mounted on the push rod 3;

referring to fig. 2, in the preferred embodiment, the inner wall of the syringe 1 at the rear end is provided with a stop collar 2 for contacting with the top block 302, and the inner wall of the stop collar 2 is slidably connected with the outer wall of the push rod 3. Specifically, the injection tube 1 is reduced in diameter through the limiting sleeve 2, so that the inner diameter of the injection tube is reduced, the injection tube is conveniently in sliding connection with the push rod 3, the limiting sleeve 2 and the injection tube 1 can be fixedly connected in an interference fit mode, the limiting sleeve 2 and the injection tube 1 can also be integrally formed, when the push rod 3 is pulled outwards, the push rod 3 is contacted with the end part of the limiting sleeve 2 through the ejector block 302, and the push rod 3 is prevented from being separated from the injection tube 1;

referring to fig. 1, in the preferred embodiment, the outer wall of the syringe 1 at the trailing end is provided with a shoulder 102, and the outer wall of the syringe 1 is further provided with a first graduation mark 101. The displacement of the dose bolt 4 is marked through the first scale mark 101, and the injection amount of the patient during self injection is accurately controlled;

in a preferred embodiment, the cartridge injector further comprises a cap 8 which fits over the bayonet 104 end of the syringe 1. When a patient needs to inject for multiple times after the first self-injection, the clamp type bottle can be placed in the injection tube 1, and the mouth of the clamp type bottle is protected by the tube cap 8, so that the mouth of the bottle is prevented from being polluted by the external environment;

referring to fig. 1, in another preferred embodiment, the cartridge injector further comprises a cap 8, which is fitted over the bayonet 104 of the syringe 1;

the pipe cap 8 comprises a main cap body 801 and an auxiliary cap body 802 detachably connected with the main cap body 801;

the auxiliary cap body 802 is detachably connected with the injection tube 1, a connector 803 used for being connected with a needle is arranged at the end, away from the injection tube 1, of the auxiliary cap body 802, and a channel communicated with the bayonet 104 is formed in the connector 803.

Specifically, this embodiment is basically the same as the above-mentioned embodiment, except that in this embodiment, the tube cap 8 is a split structure, and includes a main cap body 801 and an auxiliary cap body 802, one end of the auxiliary cap body 802 is in threaded connection with the main cap body 801 through an external thread, and certainly, the detachable connection can also be realized through a buckle that can be engaged or disengaged in the prior art, in this embodiment, the auxiliary cap body 802 is in threaded connection with the main cap body 801, the inner wall of the other end of the auxiliary cap body 802 is in threaded connection with the injection tube 1 through an internal thread, a joint 803 is formed at the end of the auxiliary cap body 802 away from the injection tube 1, a channel communicated with the bayonet 104 is formed inside the joint 803, the injection needle is transitionally connected through the joint 803, and this structure enables the injection tube 1 to be adapted to different models of cassette bottles through the auxiliary cap body 802, thereby improving the versatility of the cassette bottle injector.

In the technical scheme, the utility model provides a cassette bottle injector;

the using method comprises the following steps:

the patient rotates the dose bolt 4 on the push rod 3 according to the self-injected dose, and the outer wall of the injection tube 1 is provided with a first scale mark 101 for correcting the position of the dose bolt 4;

after the position of the dosage bolt 4 is adjusted, the cassette bottle is loaded into the injection tube 1 through the window 103, the shoulder part of the bottleneck of the cassette bottle is attached to the inner wall of the bayonet 104, and the bottleneck of the cassette bottle is exposed outside the injection tube 1;

pushing the push rod 3, wherein the top block 302 of the push rod 3 is contacted with the rubber plug of the cassette bottle;

the cap body 8 is taken down, and the injection needle is connected with the cassette bottle;

when the medicament in the injection tube 1 needs to be injected for multiple times, the pointer 501 on the scale body 5 can be moved, the next injection dose is memorized through the pointer 501, the dose bolt 4 is moved by the displacement amount according to the data indicated by the pointer 501 when the dose bolt 4 is moved, then the timing disk 7 on the push rod 3 is rotated, and the next injection time is memorized through the timing disk 7;

in addition, when the mouth of the cassette bottle placed in the injection tube 1 cannot be directly connected with the needle through threads, only the main cap body 801 of the tube cap 8 needs to be taken down, the auxiliary cap body 802 is left on the injection tube 1, and the injection needle is connected with the joint 801 of the auxiliary cap body 802 through threads;

has the advantages that:

While certain exemplary embodiments of the present invention have been described above by way of illustration only, it will be apparent to those of ordinary skill in the art that the described embodiments may be modified in various different ways without departing from the spirit and scope of the present invention. Accordingly, the drawings and description are illustrative in nature and should not be construed as limiting the scope of the invention.

Claims

1. A cartridge injector, comprising:

the injection tube (1) is provided with a window (103) which can contain a cassette bottle inside, and one end of the injection tube is provided with a bayonet (104) which is clamped with the shoulder part of the neck of the cassette bottle;

the push rod (3) is connected to the tail end of the injection tube (1) in a sliding mode and is used for driving the rubber plug of the cassette bottle to move; and

the dosage bolt (4) can be sleeved outside the push rod (3) at any position, and the outer diameter of the dosage bolt is larger than the inner diameter of the injection tube (1), so that the side wall of the dosage bolt (4) is attached to the end part of the injection tube (1), and the push rod (3) is prevented from driving the plug of the cassette bottle to move.

2. The cartridge injector as in claim 1;

the push rod (3) is of a circular rod-shaped structure, the outer wall of the push rod is provided with external threads, the push rod is in threaded connection with a nut, and the nut is the dosage plug (4).

3. The cartridge injector of claim 2, wherein;

slide (301) have been seted up along length direction to push rod (3) outer wall, slide (301) sliding connection has the dose scale subassembly that is used for remembering single dose, the scale subassembly is arranged in dose bolt (4) are kept away from syringe (1) side.

4. The cartridge injector as in claim 3;

the dose scale assembly comprises a scale body (5) having second scale markings (501);

the upper part of the scale body (5) is connected with a pointer (6) corresponding to the second scale mark (501) in a sliding manner;

the lower part of the scale body (5) is provided with a sliding block, the section of the sliding block is matched with the cross section of the sliding way (301), and the sliding block is connected with the sliding way (301) in a sliding mode.

5. The cartridge injector as in claim 1;

push rod (3) one end links firmly kicking block (302) that the diameter is greater than its external diameter, and the other end is formed with stalk portion (303) that the thumb can be pressed, stalk portion (303) are located syringe (1) side swivelling joint has timing dish (7), and timing dish (7) surface circumference is provided with time scale (701), window (304) have been seted up in stalk portion (303) to look at one by one time scale (701).

6. The cartridge injector as in claim 5;

the inner wall of the tail end of the injection tube (1) is provided with a limiting sleeve (2) which is used for being in contact with the top block (302) so as to block the push rod (3) from being separated from the injection tube (1), and the limiting sleeve (2) is in sliding connection with the push rod (3).

7. The cartridge injector of claim 6;

the outer wall of the tail end of the injection tube (1) is provided with a shoulder (102), and the outer wall of the injection tube (1) is further provided with first scale marks (101).

8. The cartridge injector as in claim 1;

the injection tube (1) is made of transparent materials capable of seeing liquid medicine.

9. The cartridge injector as in any of claims 1-8;

the injection tube is characterized by further comprising a tube cap (8) which is sleeved at the bayonet (104) end of the injection tube (1).

10. The cartridge injector as in any of claims 1-8;

the injection tube is characterized by also comprising a tube cap (8) which is sleeved at the bayonet (104) end of the injection tube (1);

the pipe cap (8) comprises a main cap body (801) and an auxiliary cap body (802) detachably connected with the main cap body (801);

the auxiliary cap body (802) is detachably connected with the injection tube (1), a connector (803) used for being connected with a needle is arranged at the end, away from the injection tube (1), of the auxiliary cap body (802), and a channel communicated with the bayonet (104) is formed in the connector (803).