CN217938271U - Full-sealed medical biological glue sterile injection tube - Google Patents
Full-sealed medical biological glue sterile injection tube Download PDFInfo
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- CN217938271U CN217938271U CN202221694663.4U CN202221694663U CN217938271U CN 217938271 U CN217938271 U CN 217938271U CN 202221694663 U CN202221694663 U CN 202221694663U CN 217938271 U CN217938271 U CN 217938271U
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Abstract
The application relates to the technical field of medical instruments, in particular to a fully-sealed medical biological glue sterile injection tube, which comprises an outer tube and an injection push rod arranged in the outer tube in a sliding manner, wherein a glue output end is arranged at one end of the outer tube, which is far away from the injection push rod, and a biological glue storage cavity is formed by a gap between the outer tube and the end part, which is close to the glue output end, of the injection push rod; the outside of outer tube is equipped with the protective sheath that adopts full crimping sealing treatment, the protective sheath can be followed injection push rod's moving direction stretches out and draws back. The problem that the sterility grade of the injection tube in the injection process is reduced to some extent can be solved.
Description
Technical Field
The application relates to the technical field of medical instruments, in particular to a fully-sealed medical biological glue sterile injection tube.
Background
Medical biological glue is commonly used in medical clinic, and the biological glue is often used in direct contact with internal tissues of a human body and injected through a syringe, so that strict requirements are imposed on the sterility grade in the injection process of the biological glue. Present syringe includes the outer tube and slides the injection push rod that sets up in the outer tube, is equipped with the glue output on the outer tube, and the space between outer tube and the injection push rod forms biological glue and stores the chamber, and in the clinical injection process of medical science, operating personnel promotes the biological glue of injection push rod compression and stores the chamber and make biological glue store the biological glue of intracavity and can follow the glue output and inject into the human body.
During the injection process of the injector, the inventor finds that the technology at least has the following problems: during the injection process of the injection tube, the hand of the operator directly contacts with the injection push rod, and the injection push rod may contact with the cavity wall of the biological glue storage cavity when the biological glue storage cavity is compressed, so that the sterility grade of the injection tube during the injection process is reduced.
SUMMERY OF THE UTILITY MODEL
In order to solve the problem that the sterility grade of the injection tube is reduced during the injection process, the application provides a fully-sealed medical biological glue sterile injection tube.
The application provides a sterile injection tube of totally enclosed medical biological glue adopts following technical scheme:
a fully-sealed medical biological glue sterile injection tube comprises an outer tube and an injection push rod arranged in the outer tube in a sliding mode, wherein a glue output end is arranged at one end, far away from the injection push rod, of the outer tube, and a biological glue storage cavity is formed by a gap between the outer tube and the end, close to the glue output end, of the injection push rod; the outside of outer tube is equipped with the protective sheath that adopts full crimping sealing treatment, the protective sheath can be followed injection push rod's moving direction stretches out and draws back.
Through adopting above-mentioned technical scheme, when operating personnel promoted the injection push rod and store the chamber to biological glue and compress, the protective sheath can stretch out and draw back and follow the injection push rod and remove, adopts the setting up of the sealed protective sheath of handling of full pressfitting to make operating personnel's hand can not with injection push rod direct contact, play the effect of isolation to promote the aseptic grade of injection syringe in the injection process.
In a specific possible implementation scheme, a glue supplementing input end is arranged on the outer pipe and communicates the biological glue storage cavity with the outside, the glue output end is connected with a first luer connector, and the glue supplementing input end is connected with a second luer connector.
By adopting the technical scheme, when the biological glue is required to be supplemented in the biological glue storage cavity, the first luer connector is closed, the second luer connector is opened, the injection push rod is moved in the direction away from the outer pipe, and then the biological glue is filled in the biological glue storage cavity through the glue supplementing input end. Can closely contact with human internal tissue when the glue output uses, compare in filling biological glue through the glue output, supply biological glue through the setting of glue replenishment input and can make biological glue store the chamber and can not receive the pollution as far as possible.
In a specific possible implementation scheme, a first connecting plate is arranged at one end, close to the injection push rod, of the outer tube, a second connecting plate is arranged at one end, far away from the outer tube, of the injection push rod, one end of the injection push rod penetrates through the first connecting plate and extends into the outer tube, and the protective sleeve is fixed between the first connecting plate and the second connecting plate in an ultrasonic pressing mode.
Through adopting above-mentioned technical scheme, through the mode of ultrasonic wave pressfitting with protective sheath fixed mounting between first connecting plate and second connecting plate, can effectively strengthen the joint strength between protective sheath and first connecting plate and the second connecting plate three.
In a specific possible embodiment, the injection push rod is a hollow rod, and the second connecting plate is provided with a vent hole which communicates the inside of the injection push rod with the outside; the side wall of the injection push rod is provided with a through hole, and the through hole communicates the inside of the injection push rod with a gap between the injection push rod and the protective sleeve.
Through adopting above-mentioned technical scheme, the setting of air vent and through-hole is convenient for carry out the measuring of leakproofness to the protective sheath after the protective sheath installation, and is specific, lets in gas in the air vent, thereby judges whether the leakproofness of protective sheath is good through observing the change of atmospheric pressure at regular time. The air vent and the through hole are arranged to ensure good sealing performance of the protective sleeve to a certain extent, so that the aseptic grade of the injection tube in the injection process is improved.
In a specific possible embodiment, a silica gel plug is connected to the vent hole, and the joint of the silica gel plug and the vent hole is filled with glue.
Through adopting above-mentioned technical scheme, after carrying out the detection of leakproofness to the protective sheath, fill the silica gel chock plug in the venthole and fill glue at junction between them, the setting up of silica gel chock plug can make the inside of injection push rod can not receive the pollution as far as possible.
In a specific possible implementation manner, a plurality of outer tubes and a plurality of injection push rods are arranged, the plurality of outer tubes are arranged on the first connecting plate in parallel, and correspondingly, the number of the protective sleeves is the same as that of the injection push rods between the first connecting plate and the second connecting plate.
Through adopting above-mentioned technical scheme, the setting that a plurality of outer tubes and injection push rod are parallel is convenient for inject the biological glue of different grade type into the human body simultaneously, thereby can mix when the biological glue of different grade type injects and reach better result of use.
In a specific embodiment, the injection push rod comprises a rod body and a compression head, one end of the rod body extends into the outer tube and is connected with the compression head, an annular groove is formed in the outer side wall of the compression head, and the outer side wall of the compression head is attached to the inner side wall of the outer tube.
Through adopting above-mentioned technical scheme, the setting of ring channel is convenient for set up the sealing washer in the ring channel of compression head to make the difficult condition of revealing that produces from the compression head of biological glue that biological glue stores the intracavity.
In a specific possible embodiment, a guide plate is arranged on the side wall of the rod body, and one side of the guide plate, which is far away from the rod body, is attached to the inner side wall of the outer tube.
Through adopting above-mentioned technical scheme, the setting of deflector is convenient for play the guide effect when promoting the injection push rod for the injection push rod can store the chamber to biological glue more steadily and compress.
In summary, the present application includes at least one of the following beneficial technical effects:
1. when an operator pushes the injection push rod to compress the biological glue storage cavity, the protective sleeve can stretch and retract and move along with the injection push rod, and the hand of the operator cannot be in direct contact with the injection push rod due to the arrangement of the protective sleeve subjected to full-pressure sealing treatment, so that an isolation effect is achieved, and the sterility grade of the injection tube in the injection process is improved;
2. when the biological glue storage cavity needs to be supplemented with the biological glue, the first Ruhr joint is closed, the second Ruhr joint is opened, and the glue is filled into the biological glue storage cavity through the glue supplementing input end. When the glue output end is used, the glue output end can be in close contact with the internal tissues of a human body, and compared with the way that glue is filled through the glue output end, the arrangement that the glue is supplemented through the glue supplementing input end can prevent the biological glue storage cavity from being polluted as much as possible;
3. the setting of air vent and through-hole is convenient for carry out the detection of leakproofness to the protective sheath after the protective sheath installation, and is concrete, lets in gas in the air vent, thereby judges whether the leakproofness of protective sheath is good at the change of specified time through observing atmospheric pressure. The air vent and the through hole are arranged to ensure good sealing performance of the protective sleeve to a certain extent, so that the aseptic grade of the injection tube in the injection process is improved.
Drawings
Fig. 1 is a schematic view of the overall structure of a fully sealed medical biological glue sterile injection tube according to embodiment 1 of the present application.
Fig. 2 is a sectional view of the hermetically sealed medical bio-glue sterile injection tube according to example 1 of the present application.
Fig. 3 is a schematic structural view of an injection plunger according to embodiment 1 of the present application.
Fig. 4 is a schematic structural diagram of a fully-sealed medical biological glue sterile injection tube according to embodiment 2 of the present application.
Description of the reference numerals: 1. an outer tube; 11. a glue output end; 111. a first luer fitting; 12. a glue supplementing input end; 121. a second luer fitting; 13. a threaded portion; 2. an injection push rod; 21. a rod body; 22. a compression head; 221. an annular groove; 23. a guide plate; 24. a through hole; 3. a protective sleeve; 4. a first connecting plate; 41. a first retaining ring; 5. a second connecting plate; 51. a second retaining ring; 6. a silica gel plug; 7. a biological glue storage cavity; 8. and (4) a vent hole.
Detailed Description
The present application is described in further detail below with reference to the attached drawings.
The embodiment of the application discloses a fully-sealed medical biological glue sterile injection tube.
Example 1
Referring to fig. 1 and 2, the fully-sealed medical biological glue sterile injection tube comprises an outer tube 1 and an injection push rod 2, wherein the injection push rod 2 comprises a rod body 21 and a compression head 22, the end of the rod body 21 is fixedly connected with the side wall of the compression head 22, the compression head 22 is slidably arranged in the outer tube 1, and the outer side wall of the compression head 22 is attached to the inner side wall of the outer tube 1. The one end that injection push rod 2 was kept away from to outer tube 1 is equipped with glue output 11, and the space formation biological glue that the terminal surface at glue output 11 place and the compression head 22 were close to between the terminal surface of glue output 11 stores chamber 7, and operating personnel promotes the body of rod 21 and makes compression head 22 store chamber 7 to biological glue and compress when the injection syringe is injected to make biological glue store the biological glue in the chamber 7 and inject the human body from glue output 11.
Referring to fig. 1, outer tube 1 is kept away from on the lateral wall of the one end of glue output 11 first connecting plate 4 of fixedly connected with, the body of rod 21 is kept away from on the terminal surface of the one end of outer tube 1 fixedly connected with second connecting plate 5, one side fixed mounting that outer tube 1 was kept away from to first connecting plate 4 has first solid fixed ring 41, one side fixed mounting that second connecting plate 5 is close to outer tube 1 has the solid fixed ring 51 of second, the body of rod 21 is kept away from the one end of outer tube 1 and the solid fixed ring 51's of second inside wall threaded connection. The first fixing ring 41 and the second fixing ring 51 are connected with the protective sleeve 3 therebetween in an ultrasonic laminating manner, specifically, the protective sleeve 3 is a PU cylindrical film protective sleeve, and the protective sleeve 3 is fixedly mounted between the first connecting plate 4 and the second connecting plate 5 in an ultrasonic laminating manner, so that the connection strength between the protective sleeve 3 and the three of the first connecting plate 4 and the three of the second connecting plate 5 can be effectively enhanced. The lateral wall of protective sheath 3 is corrugated and protective sheath 3 can stretch out and draw back along the moving direction of injection push rod 2, combine figure 2, leave the space between protective sheath 3 and the body of rod 21, when operating personnel promoted the body of rod 21 and make compression head 22 store the chamber 7 to biological glue and compress, protective sheath 3 can follow injection push rod 2 and remove and stretch out and draw back, this in-process protective sheath 3 can play the effect of isolation, make operating personnel's hand can not with the body of rod 21 direct contact of injection push rod 2, thereby can promote the aseptic grade of injection syringe in the injection process.
Referring to fig. 2, the outer tube 1 is provided with a threaded portion 13 on the inner side wall of the end far away from the glue output end 11, and the threaded portion 13 can limit the compression head 22, so that the compression head 22 cannot slide out of the outer tube 1 easily. With reference to fig. 3, four guide plates 23 are fixedly connected to the side wall of the rod body 21, the four guide plates 23 are uniformly distributed along the circumferential side of the rod body 21, the outer side wall of each guide plate 23 is attached to the inner side wall of the threaded portion 13, and the guide plates 23 can play a certain guiding role when pushing the rod body 21, so that the injection push rod 2 can compress the biological glue storage cavity 7 more stably. The outer side wall of the compression head 22 is provided with an annular groove 221, and the annular groove 221 is convenient for a sealing ring to be arranged in the annular groove 221 of the compression head 22, so that the biological glue in the biological glue storage cavity 7 is not easy to leak from the compression head 22 when being compressed.
Referring to fig. 1, a glue supplementing input end 12 is arranged on the side wall of an outer tube 1, and referring to fig. 2, the glue supplementing input end 12 communicates a biological glue storage cavity 7 with the outside, one end of a glue output end 11, which is far away from the outer tube 1, is fixedly connected with a first luer connector 111, one end of the glue supplementing input end 12, which is far away from the outer tube 1, is fixedly connected with a second luer connector 121, when biological glue needs to be supplemented in the biological glue storage cavity 7, the first luer connector 111 is closed, the second luer connector 121 is opened, an injection push rod 2 is moved in a direction far away from the outer tube 1, and then the biological glue storage cavity 7 is filled with biological glue through the glue supplementing input end 12. When the glue output end 11 is used, the glue output end can be in close contact with the internal tissues of a human body, and compared with the method of directly filling biological glue through the glue output end 11, the arrangement of supplementing the biological glue through the glue supplement input end 12 can enable the biological glue storage cavity 7 not to be polluted as far as possible.
Referring to fig. 2, the rod body 21 of the injection plunger 2 is a hollow rod structure, the center of the second connecting plate 5 is provided with a vent hole 8, and the vent hole 8 communicates the outside with the inside of the rod body 21. Referring to fig. 3, two through holes 24 are formed in the side wall of the rod body 21, the two through holes 24 are symmetrically formed, and the two through holes 24 communicate the inside of the rod body 21 with the gap between the rod body 21 and the protective sleeve 3. After the protective sleeve 3 is installed, the tightness of the protective sleeve 3 needs to be detected, specifically, gas is introduced into the vent hole 8 and a device for reading the gas pressure is connected, and whether the tightness of the protective sleeve 3 is good or not is judged by observing the change of the gas pressure value in a specified time and comparing the change with a preset gas pressure value. The air vent 8 and the through hole 24 are arranged to ensure good sealing performance of the protective sleeve 3 to a certain extent, so that the sterility grade of the injection tube in the injection process is improved. 8 intraconnections of air vent have silica gel chock plug 6, and the junction of silica gel chock plug 6 and air vent 8 is filled with special glue of silica gel, after carrying out the detection of leakproofness to protective sheath 3, in order to avoid the body of rod 21 inside to receive external pollution as far as possible, fill in air vent 8 with silica gel chock plug 6 and fill special glue of silica gel at junction between them for 6 difficult and 8 take place to separate of air vent.
The implementation principle of the embodiment 1 is as follows: when operating personnel promoted the body of rod 21 and make compression head 22 store the chamber 7 to biological glue and compress, protective sheath 3 can follow injection push rod 2 and remove and stretch out and draw back, and this in-process protective sheath 3 can play the effect of keeping apart for operating personnel's hand can not with the body of rod 21 direct contact of injection push rod 2, thereby can promote the aseptic grade of injection syringe in the injection process.
Example 2
The present embodiment is different from embodiment 1 in that: referring to fig. 2 and 4, outer tube 1 and injection push rod 2 all are equipped with two, and two outer tubes 1 set up side by side on first connecting plate 4, and be corresponding, even have two protective sheaths 3 through the mode of ultrasonic wave pressfitting between first connecting plate 4 and the second connecting plate 5, and protective sheath 3 and injection push rod 2 are the one-to-one, and protective sheath 3 establishes in the outside of the injection push rod 2 that corresponds. The two outer tubes 1 and the injection push rod 2 are arranged side by side, so that the biological glue with two different types can be injected into a human body at the same time, and the biological glue with two different types can be mixed during injection to achieve a better using effect.
The implementation principle of the embodiment 2 is as follows: operating personnel makes the biological glue in two outer tubes 1 store chamber 7 and receives the compression simultaneously through promoting second connecting plate 5, is located two biological glues and stores the biological glue of two kinds of different grade types in chamber 7 and simultaneously through glue output 11 to human internal injection, thereby can mix when the biological glue of two kinds of different grade types injects and reach better result of use.
The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.
Claims (8)
1. A fully-sealed medical biological glue sterile injection tube comprises an outer tube (1) and an injection push rod (2) arranged in the outer tube (1) in a sliding mode, wherein a glue output end (11) is arranged at one end, far away from the injection push rod (2), of the outer tube (1), and a biological glue storage cavity (7) is formed in a gap between the outer tube (1) and the end, close to the glue output end (11), of the injection push rod (2); the injection device is characterized in that a protective sleeve (3) adopting full-pressure-joint sealing treatment is arranged on the outer side of the outer tube (1), and the protective sleeve (3) can stretch along the moving direction of the injection push rod (2).
2. The fully sealed sterile medical glue injection tube according to claim 1, wherein: the biological glue storage cavity is characterized in that a glue supplementing input end (12) is arranged on the outer pipe (1), the biological glue storage cavity (7) is communicated with the outside through the glue supplementing input end (12), the glue output end (11) is connected with a first Ruhr joint (111), and the glue supplementing input end (12) is connected with a second Ruhr joint (121).
3. The fully sealed sterile medical glue injection tube according to claim 1, wherein: the injection device is characterized in that a first connecting plate (4) is arranged at one end, close to the injection push rod (2), of the outer tube (1), a second connecting plate (5) is arranged at one end, far away from the outer tube (1), of the injection push rod (2), one end of the injection push rod (2) penetrates through the first connecting plate (4) and stretches into the outer tube (1), and the protective sleeve (3) is fixed between the first connecting plate (4) and the second connecting plate (5) in an ultrasonic pressing mode.
4. The fully-sealed medical biological glue sterile injection tube according to claim 3, characterized in that: the injection push rod (2) is a hollow rod, the second connecting plate (5) is provided with a vent hole (8), and the vent hole (8) is used for communicating the inside of the injection push rod (2) with the outside; a through hole (24) is formed in the side wall of the injection push rod (2), and the through hole (24) communicates the inside of the injection push rod (2) with a gap between the injection push rod (2) and the protective sleeve (3).
5. The fully sealed sterile medical glue injection tube according to claim 4, wherein: the air vent (8) is connected with a silica gel plug (6), and the joint of the silica gel plug (6) and the air vent (8) is filled with glue.
6. The fully-sealed medical biological glue sterile injection tube according to claim 3, characterized in that: the outer tube (1) and the injection push rod (2) are provided with a plurality of outer tubes, the outer tubes (1) are arranged on the first connecting plate (4) in parallel, and correspondingly, the protective sleeves (3) with the same number as the injection push rods (2) are arranged between the first connecting plate (4) and the second connecting plate (5).
7. The fully-sealed medical biological glue sterile injection tube according to claim 1, characterized in that: injection push rod (2) are including the body of rod (21) and compress head (22), the one end of the body of rod (21) stretches into in outer tube (1) and with compress head (22) and connect, annular groove (221) have been seted up on the lateral wall of compressing head (22), the lateral wall of compressing head (22) with the inboard wall laminating of outer tube (1).
8. The fully sealed sterile medical glue injection tube according to claim 7, wherein: be equipped with deflector (23) on the lateral wall of the body of rod (21), deflector (23) are kept away from one side of the body of rod (21) with the inboard wall of outer tube (1) is laminated mutually.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221694663.4U CN217938271U (en) | 2022-07-02 | 2022-07-02 | Full-sealed medical biological glue sterile injection tube |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221694663.4U CN217938271U (en) | 2022-07-02 | 2022-07-02 | Full-sealed medical biological glue sterile injection tube |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217938271U true CN217938271U (en) | 2022-12-02 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221694663.4U Active CN217938271U (en) | 2022-07-02 | 2022-07-02 | Full-sealed medical biological glue sterile injection tube |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217938271U (en) |
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2022
- 2022-07-02 CN CN202221694663.4U patent/CN217938271U/en active Active
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP03 | Change of name, title or address |
Address after: Commercial 14, Building 3, Yucui Garden, Caohu Street, Suzhou Industrial Park, Suzhou City, Jiangsu Province, 215000 Patentee after: Hanyao Medical (Suzhou) Co.,Ltd. Address before: 215002 Business 14, Building 3, Yucui Garden, Caohu Industrial Park, Xiangcheng Economic Development Zone, Suzhou, Jiangsu Province Patentee before: Suzhou Hanyao Medical Technology Co.,Ltd. |
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| CP03 | Change of name, title or address |