CN115252966A - Compound syringe - Google Patents
Compound syringe Download PDFInfo
- Publication number
- CN115252966A CN115252966A CN202210927256.1A CN202210927256A CN115252966A CN 115252966 A CN115252966 A CN 115252966A CN 202210927256 A CN202210927256 A CN 202210927256A CN 115252966 A CN115252966 A CN 115252966A
- Authority
- CN
- China
- Prior art keywords
- needle
- needle head
- mounting
- nipple
- handle
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
- 150000001875 compounds Chemical class 0.000 title claims abstract description 21
- 238000009434 installation Methods 0.000 claims abstract description 44
- 210000002445 nipple Anatomy 0.000 claims abstract description 37
- 238000000034 method Methods 0.000 claims abstract description 15
- 230000000149 penetrating effect Effects 0.000 claims description 5
- 239000003814 drug Substances 0.000 abstract description 12
- 238000002347 injection Methods 0.000 abstract description 7
- 239000007924 injection Substances 0.000 abstract description 7
- 230000000474 nursing effect Effects 0.000 abstract description 6
- 239000002131 composite material Substances 0.000 abstract description 5
- 238000002360 preparation method Methods 0.000 abstract description 4
- 208000027418 Wounds and injury Diseases 0.000 abstract description 3
- 238000004519 manufacturing process Methods 0.000 abstract description 3
- 230000006378 damage Effects 0.000 abstract description 2
- 208000014674 injury Diseases 0.000 abstract description 2
- 238000003860 storage Methods 0.000 description 7
- 230000004308 accommodation Effects 0.000 description 5
- 238000006243 chemical reaction Methods 0.000 description 2
- 229940079593 drug Drugs 0.000 description 2
- 239000007788 liquid Substances 0.000 description 2
- 208000012266 Needlestick injury Diseases 0.000 description 1
- 206010052428 Wound Diseases 0.000 description 1
- 238000001467 acupuncture Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000003745 diagnosis Methods 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
Images
Classifications
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
- A61M5/00—Devices for bringing media into the body in a subcutaneous, intra-vascular or intramuscular way; Accessories therefor, e.g. filling or cleaning devices, arm-rests
- A61M5/178—Syringes
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
- A61M5/00—Devices for bringing media into the body in a subcutaneous, intra-vascular or intramuscular way; Accessories therefor, e.g. filling or cleaning devices, arm-rests
- A61M5/178—Syringes
- A61M5/31—Details
- A61M5/32—Needles; Details of needles pertaining to their connection with syringe or hub; Accessories for bringing the needle into, or holding the needle on, the body; Devices for protection of needles
- A61M5/34—Constructions for connecting the needle, e.g. to syringe nozzle or needle hub
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
- A61M5/00—Devices for bringing media into the body in a subcutaneous, intra-vascular or intramuscular way; Accessories therefor, e.g. filling or cleaning devices, arm-rests
- A61M5/178—Syringes
- A61M5/31—Details
- A61M5/32—Needles; Details of needles pertaining to their connection with syringe or hub; Accessories for bringing the needle into, or holding the needle on, the body; Devices for protection of needles
- A61M5/34—Constructions for connecting the needle, e.g. to syringe nozzle or needle hub
- A61M5/343—Connection of needle cannula to needle hub, or directly to syringe nozzle without a needle hub
Landscapes
- Health & Medical Sciences (AREA)
- Vascular Medicine (AREA)
- Engineering & Computer Science (AREA)
- Anesthesiology (AREA)
- Biomedical Technology (AREA)
- Heart & Thoracic Surgery (AREA)
- Hematology (AREA)
- Life Sciences & Earth Sciences (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Infusion, Injection, And Reservoir Apparatuses (AREA)
Abstract
The invention discloses an injector, in particular to a composite injector, and belongs to the technical field of design and manufacture of accessories of medical instruments. The compound injector is convenient to operate, and can obviously reduce the risk of puncture injury of a needle head in the process of medicine preparation or medicine injection of nursing personnel. The composite syringe comprises a syringe body and at least two kinds of needles with different specifications, wherein a needle bolt of each needle is provided with an installation handle, the middle front end of the syringe body is provided with a needle containing and installing mechanism, a nipple at the front end of the syringe body is positioned in the needle containing and installing mechanism, and the needles with different specifications are simultaneously and respectively and independently arranged in the needle containing and installing mechanism; in the use process, each needle extends out of the mounting handle of the needle containing and mounting mechanism through the needle, and can be respectively and independently connected with the nipple in sequence under the matching of the needle containing and mounting mechanism.
Description
Technical Field
The invention relates to an injector, in particular to a composite injector, and belongs to the technical field of design and manufacture of accessories of medical instruments.
Background
In clinical dispensing, it is often the case that the syringe needle is replaced. When dispensing and accomplishing and need carry out the syringe needle and change the operation, nursing staff need take off former syringe needle earlier, then load on new syringe needle again, this in-process appears operating personnel's being pierced up, stabbed wound by the syringe needle very easily, and then causes the needle and not contaminated risk, has increased nursing staff occupation exposure wind simultaneously and has removed, but also can increase the contaminated risk of medicine.
Disclosure of Invention
The technical problem to be solved by the invention is as follows: the compound injector is convenient to operate, and can obviously reduce the risk of puncture injury of a needle head in the process of medicine preparation or medicine injection of nursing personnel.
The technical scheme adopted for solving the technical problems is as follows: a compound syringe comprises a syringe body and at least two types of needles with different specifications, wherein a needle bolt of each type of needle is provided with a mounting handle, the middle front end of the syringe body is provided with a needle containing and mounting mechanism, a nipple at the front end of the syringe body is positioned in the needle containing and mounting mechanism, and the needles with different specifications are simultaneously and respectively and independently arranged in the needle containing and mounting mechanism; in the use process, each needle extends out of the mounting handle of the needle containing and mounting mechanism through the needle, and can be respectively and independently connected with the nipple in sequence under the matching of the needle containing and mounting mechanism.
Further, syringe needle hold installation mechanism including installation component and cup joint the syringe needle on the front end in the syringe body and hold and store the structure the syringe needle holds the front end of storing the structure and is provided with and passes the hole the syringe needle hold and store and be provided with on the structure and remove the direction spout, installation component and the arrangement that the nipple position suits on the syringe needle that passes the hole inboard holds and stores the structure, the cooperation of wearing out the installation handle that removes the direction spout moves to the syringe needle of nipple department down through installation component detachable expand to connect in the nipple on.
The preferred mode of above-mentioned scheme is that the removal direction spout that sets up on the syringe needle holds storage structure includes the spout that passes on the spout that leads on the lateral wall and the terminal surface, and the installation handle wears out the syringe needle from the spout that leads and holds storage structure, and the one end that passes the spout communicates with passing the hole.
Furthermore, the mounting assembly comprises two groups of jacking expansion-joint handles, mounting hole cavities are respectively arranged on two sides of the position where the needle head accommodating and storing structure is matched with the nipple position, the two groups of jacking expansion-joint handles are respectively and correspondingly arranged in the mounting hole cavities, and a needle bolt of the needle head is provided with a mounting protrusion; the needle head moving to be in place extends out of one end of the mounting hole cavity through the jacking expansion-joint handle to input jacking power, and one end of the jacking expansion-joint handle in the mounting hole cavity is in expansion joint with the mounting protrusion in a matching manner on the nipple.
The preferable mode of the scheme is that a clamping groove corresponding to the mounting protrusion is further formed in one end, located in the mounting hole cavity, of the jacking expansion joint handle, and the mounting protrusion of the needle head which moves in place is located in the clamping groove; the used needle head is detached from the nipple through the clamping groove under the matching of one end of the jacking expansion joint handle extending out of the mounting hole cavity.
Furthermore, a guide groove extending along the moving direction of the needle head is arranged in the mounting hole cavity, and the jacking expansion joint handle in the reciprocating movement process moves back and forth along the moving direction of the needle head through the middle part of the guide groove.
The preferred mode of above-mentioned scheme is, the installation component still include the tight anti-drop spring in top, be provided with the spring installation cavity in the installation vestibule of corresponding jacking expanded joint handle downside, two sets of jacking expanded joint handle through arranging tight anti-drop spring in top Chang Bu in the spring installation cavity in the guide slot near nipple one end.
Furthermore, the needles are two to four groups, and the number of the guide chutes and the number of the penetrating chutes arranged on the needle containing and storing structure are equal to the number of the needles.
Furthermore, the needle head containing and storing structure is sleeved at one end of the injector body and is of an open structure, and a detachable clamping closed ring is arranged on the open structure.
The invention has the beneficial effects that: according to the technical scheme provided by the application, a set of composite injector comprising an injector body and at least two kinds of needles with different specifications is arranged, an installation handle is arranged at a pintle of each needle, a needle containing and installing mechanism is arranged at the middle front end of the injector body, a nipple at the front end of the injector body is arranged in the needle containing and installing mechanism, and the needles with different specifications are simultaneously and respectively and independently arranged in the needle containing and installing mechanism; thus, in the using process, the installation handles through which the needles extend out of the needle containing and installing mechanism can be respectively and independently connected with the nipples in sequence under the matching of the needle containing and installing mechanism. The utility model provides a compound syringe, because the different syringe needles of multiple specification are stored in syringe needle holding installation mechanism before the use, successively install the nipple of syringe at installation handle and syringe needle holding installation mechanism respectively as required during the use, rethread installation handle is detached and is rolled back again to syringe needle holding installation mechanism after finishing using, and convenient operation not only can show to reduce nursing staff in addition and dispense or the medicine injection process is stabbed the risk by the syringe needle, reaches the use that reduces the replacement syringe needle, reduces the daily consumption's of administrative or technical offices purpose. Meanwhile, the needle head can not be taken down and discarded independently after the use, and can be discarded together, so that the manpower required by garbage disposal is reduced, and the disposable syringe is widely applied to clinical work such as liquid preparation, medicine injection and the like.
Drawings
FIG. 1 is a schematic view of the construction of the compound injector of the present invention;
FIG. 2 isbase:Sub>A cross-sectional view A-A of FIG. 1;
fig. 3 is a sectional view B-B of fig. 1.
Labeled as: syringe body 1, syringe needle 2, installation handle 3, needle housing installation mechanism 4, nipple 5, installation component 6, needle housing storage structure 7, pass hole 8, remove direction spout 9, direction spout 10, pass spout 11, installation vestibule 12, installation arch 13, draw-in groove 14, guide slot 15, tight anti-drop spring 16 in top.
Detailed Description
Fig. 1, 2 and 3 show a compound syringe provided by the present invention, which is convenient to operate and can significantly reduce the risk of needle stick injury during the drug dispensing or drug injection process of a caregiver. The compound syringe comprises a syringe body 1 and at least two kinds of needles 2 with different specifications, wherein a needle bolt of each kind of needle 2 is provided with an installation handle 3, the middle front end of the syringe body 1 is provided with a needle head containing and installing mechanism 4, a nipple 5 at the front end of the syringe body is positioned in the needle head containing and installing mechanism 4, and the needles 2 with different specifications are simultaneously and respectively and independently arranged in the needle head containing and installing mechanism 4; in use, the mounting handles 3 through which the needles 2 extend out of the needle housing mounting means 4 can be respectively and independently connected with the nipples 5 in sequence under the cooperation of the needle housing mounting means 4. According to the technical scheme provided by the application, a set of composite injector comprising an injector body and at least two kinds of needles with different specifications is arranged, an installation handle is arranged at a pintle of each needle, a needle containing and installing mechanism is arranged at the middle front end of the injector body, a nipple at the front end of the injector body is arranged in the needle containing and installing mechanism, and the needles with different specifications are simultaneously and respectively and independently arranged in the needle containing and installing mechanism; thus, in the using process, the installation handles through which the needles extend out of the needle containing and installing mechanism can be respectively and independently connected with the nipples in sequence under the matching of the needle containing and installing mechanism. The utility model provides a compound syringe, because the different syringe needles of multiple specification are stored in syringe needle holding installation mechanism before the use, successively install the nipple of syringe at installation handle and syringe needle holding installation mechanism respectively as required during the use, rethread installation handle is detached and is rolled back again to syringe needle holding installation mechanism after finishing using, and convenient operation not only can show to reduce nursing staff in addition and dispense or the medicine injection process is stabbed the risk by the syringe needle, reaches the use that reduces the replacement syringe needle, reduces the daily consumption's of administrative or technical offices purpose. Meanwhile, the needle head can not be taken down and discarded independently after the use, and can be discarded together, so that the manpower required by garbage disposal is reduced, and the disposable syringe is widely applied to clinical work such as liquid preparation, medicine injection and the like.
In the above-mentioned embodiment, for the convenience of manufacturing, and subsequent use, and simplify the structure as far as possible at the same time, the needle head accommodation and installation mechanism 4 of the present application includes the installation component 6 and the needle head accommodation and storage structure 7 that cup joints on the front end in the syringe body the front end of the needle head accommodation and storage structure 7 is provided with the through hole 8 the needle head accommodation and storage structure 7 on be provided with the removal guide chute 9, the installation component 6 and the needle head accommodation and storage structure 7 that the nipple 5 position is adapted to be arranged on passing through the hole inboard, the needle head 2 that moves to the nipple 5 under the cooperation of wearing out the installation handle 3 of the removal guide chute 9 expands and connects on the nipple 5 through the installation component 6 detachable. At this time, the moving guide slide groove 9 provided on the needle tip accommodating and storing structure 7 includes the guide slide groove 10 on the side wall and the passing slide groove 11 on the end surface, the mounting handle 3 passes out of the needle tip accommodating and storing structure 7 from the guide slide groove 10, and one end passing through the slide groove 10 communicates with the passing hole 8. Correspondingly, the mounting assembly 6 comprises two groups of jacking expansion-joint handles, mounting hole cavities 12 are respectively arranged on two sides of the position where the needle head accommodating and storing structure 7 is matched with the nipple 5, the two groups of jacking expansion-joint handles are respectively and correspondingly arranged in the mounting hole cavities 12, and a mounting protrusion 13 is arranged on a pintle of the needle head 2; the needle head 2 moving to the position is expanded and connected on the nipple 5 through the matching of one end of the jacking expansion handle positioned in the mounting hole cavity 12 and the mounting bulge 13 by jacking power input by one end of the jacking expansion handle extending out of the mounting hole cavity 12. Meanwhile, in order to facilitate the replacement of the needle head 2, a clamping groove 14 matched with the mounting protrusion 13 is further formed in one end, located in the mounting hole cavity 12, of the jacking expansion-connection handle, and the mounting protrusion 13 of the needle head 2 which is moved in place is located in the clamping groove 14; the used needle 2 is detached from the nipple 2 through the clamping groove 14 under the matching of one end of the jacking expansion-joint handle extending out of the mounting hole cavity 12. Correspondingly, a guide groove 15 extending along the needle moving direction is arranged in the mounting hole cavity 12, and the jacking expansion joint handle in the reciprocating movement process moves back and forth along the needle moving direction through the middle part of the guide groove 15. The mounting assembly 6 further comprises a jacking anti-falling spring 16, a spring mounting cavity is arranged in the mounting hole cavity 12 on the lower side of the corresponding jacking expansion joint handle, and the two groups of jacking expansion joint handles are arranged in the guide groove 15 close to one end of the nipple through the jacking anti-falling spring 16 Chang Bu arranged in the spring mounting cavity.
In combination with the actual use condition in clinical work, the needles 2 are two to four groups, and the number of the guide chutes 10 and the through chutes 11 arranged on the needle containing and storing structure 7 is equal to that of the needles 2. The head containing and storing structure 7 is sleeved at one end of the injector body 1 and is an open structure, and a detachable clamping closed ring is arranged on the open structure.
In conclusion, the compound injector provided by the application also has the following advantages,
in the use, need not contact the pintle repeatedly and change the syringe needle, reduce medical personnel's the risk of stabbing, improve medical personnel's work efficiency, reduce the contaminated risk of medicine simultaneously, increase the safety of patient's diagnosis and treatment process. Can discard together after finishing using, also can reduce the risk that logistical personnel were wounded by the acupuncture, save corresponding manpower.
DETAILED DESCRIPTION OF EMBODIMENT (S) OF INVENTION
This application is with the syringe and the originally structural design formula as an organic whole parcel structure of components of a whole that can function independently of syringe needle, and it sets up corresponding office in addition to be connected and has been equipped with No. 4.5, no. 6.0 and No. 12 syringe needles to incline at the syringe top, through pressing the office, makes the head remove to syringe nipple department, presses the corresponding office of needs conversion syringe needle during the conversion to make and change between 2 kinds of syringe needles.
Claims (9)
1. Compound syringe, its characterized in that: the compound syringe comprises a syringe body (1) and at least two kinds of needles (2) with different specifications, wherein a needle bolt of each kind of needle (2) is provided with a mounting handle (3), the middle front end of the syringe body (1) is provided with a needle head accommodating and mounting mechanism (4), a nipple (5) at the front end of the syringe body is positioned in the needle head accommodating and mounting mechanism (4), and the needles (2) with different specifications are simultaneously and respectively and independently arranged in the needle head accommodating and mounting mechanism (4); in the using process, the needle heads (2) extend out of the mounting handle (3) of the needle head accommodating and mounting mechanism (4) through the mounting handle, and can be respectively and independently connected with the nipple (5) in sequence under the matching of the needle head accommodating and mounting mechanism (4).
2. The compound syringe of claim 1, wherein: needle head accommodate installation mechanism (4) including installation component (6) and cup joint needle head on the front end in the syringe body and hold and store structure (7) the needle head is held the front end of storing structure (7) and is provided with and passes hole (8) the needle head accommodate and store and be provided with on structure (7) and remove direction spout (9), installation component (6) and nipple (5) position suit arrange and hold and store structure (7) on passing the needle head of hole inboard, remove needle head (2) of nipple (5) department under the cooperation of wearing out installation handle (3) that remove direction spout (9) and pass through installation component (6) detachable expanded joint be in nipple (5) on.
3. The compound injector of claim 2, wherein: the needle head accommodating and storing structure is characterized in that a moving guide sliding groove (9) arranged on the needle head accommodating and storing structure (7) comprises a guide sliding groove (10) on the side wall and a penetrating sliding groove (11) on the end surface, the needle head accommodating and storing structure (7) penetrates out of the guide sliding groove (10) through the installation handle (3), and one end penetrating through the sliding groove (10) is communicated with the penetrating hole (8).
4. The compound injector of claim 2 or 3, wherein: the mounting assembly (6) comprises two groups of jacking expansion-joint handles, mounting hole cavities (12) are respectively arranged on two sides of the position where the needle head accommodating and storing structure (7) is matched with the nipple (5), the two groups of jacking expansion-joint handles are respectively and correspondingly arranged in the mounting hole cavities (12), and mounting protrusions (13) are arranged on the pintle of the needle head (2); the needle head (2) moving to be in place extends out of one end of the mounting hole cavity (12) through the jacking expansion joint handle to input jacking power, and one end of the jacking expansion joint handle positioned in the mounting hole cavity (12) is in expansion joint with the mounting protrusion (13) in cooperation with the nipple (5).
5. The compound injector of claim 4, wherein: a clamping groove (14) matched with the mounting protrusion (13) is further formed in one end, located in the mounting hole cavity (12), of the jacking expansion joint handle, and the mounting protrusion (13) of the needle (2) moving in place is located in the clamping groove (14); the used needle (2) is detached from the nipple (2) through the clamping groove (14) under the matching of one end of the jacking expansion joint handle extending out of the mounting hole cavity (12).
6. The compound injector of claim 5, wherein: a guide groove (15) extending along the moving direction of the needle head is arranged in the mounting hole cavity (12), and the jacking expansion joint handle in the reciprocating movement process moves in a reciprocating manner along the moving direction of the needle head through the middle part of the guide groove (15).
7. The compound injector of claim 6, wherein: installation component (6) still including top tight anti-drop spring (16), be provided with the spring mounting chamber in corresponding jacking expanded joint handle downside installation vestibule (12), two sets of jacking expanded joint handle through arranging top tight anti-drop spring (16) Chang Bu in the spring mounting chamber is in guide slot (15) that are close to nipple one end.
8. The compound syringe of claim 7, wherein: the number of the needles (2) is two to four, and the number of the guide chutes (10) and the number of the penetrating chutes (11) arranged on the needle containing and storing structure (7) are equal to that of the needles (2).
9. The compound syringe of claim 8, wherein: the needle head accommodating and storing structure (7) is sleeved at one end of the injector body (1) and is of an open structure, and a detachable clamping closed ring is arranged on the open structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210927256.1A CN115252966B (en) | 2022-08-03 | 2022-08-03 | Composite injector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210927256.1A CN115252966B (en) | 2022-08-03 | 2022-08-03 | Composite injector |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN115252966A true CN115252966A (en) | 2022-11-01 |
| CN115252966B CN115252966B (en) | 2023-12-26 |
Family
ID=83748527
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202210927256.1A Active CN115252966B (en) | 2022-08-03 | 2022-08-03 | Composite injector |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN115252966B (en) |
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| CN217014045U (en) * | 2022-01-06 | 2022-07-22 | 中国人民解放军总医院京北医疗区 | Blood sampling, quick blood glucose detector of detection integral type |
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| Publication number | Publication date |
|---|---|
| CN115252966B (en) | 2023-12-26 |
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