CN214970308U - Medical infusion apparatus needle head with puncture-proof device - Google Patents
Medical infusion apparatus needle head with puncture-proof device Download PDFInfo
- Publication number
- CN214970308U CN214970308U CN202120701256.0U CN202120701256U CN214970308U CN 214970308 U CN214970308 U CN 214970308U CN 202120701256 U CN202120701256 U CN 202120701256U CN 214970308 U CN214970308 U CN 214970308U
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- Prior art keywords
- needle
- fixing
- block
- medical
- puncture
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- Expired - Fee Related
Links
- 238000001802 infusion Methods 0.000 title claims description 10
- 238000009434 installation Methods 0.000 claims abstract description 8
- 208000002193 Pain Diseases 0.000 claims abstract description 3
- 230000001681 protective effect Effects 0.000 claims description 21
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims description 5
- 239000000741 silica gel Substances 0.000 claims description 5
- 229910002027 silica gel Inorganic materials 0.000 claims description 5
- 230000007246 mechanism Effects 0.000 claims description 4
- 229910001220 stainless steel Inorganic materials 0.000 claims description 4
- 239000010935 stainless steel Substances 0.000 claims description 4
- 239000000463 material Substances 0.000 claims description 3
- 241000309551 Arthraxon hispidus Species 0.000 claims 1
- 230000000149 penetrating effect Effects 0.000 claims 1
- 230000008859 change Effects 0.000 abstract description 2
- 208000027418 Wounds and injury Diseases 0.000 abstract 2
- 230000006378 damage Effects 0.000 abstract 2
- 208000014674 injury Diseases 0.000 abstract 2
- 241000700605 Viruses Species 0.000 abstract 1
- 230000001580 bacterial effect Effects 0.000 abstract 1
- 244000309464 bull Species 0.000 description 7
- 238000002347 injection Methods 0.000 description 3
- 239000007924 injection Substances 0.000 description 3
- 239000007788 liquid Substances 0.000 description 3
- 230000006872 improvement Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000009385 viral infection Effects 0.000 description 2
- FGRBYDKOBBBPOI-UHFFFAOYSA-N 10,10-dioxo-2-[4-(N-phenylanilino)phenyl]thioxanthen-9-one Chemical compound O=C1c2ccccc2S(=O)(=O)c2ccc(cc12)-c1ccc(cc1)N(c1ccccc1)c1ccccc1 FGRBYDKOBBBPOI-UHFFFAOYSA-N 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 238000004587 chromatography analysis Methods 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000001746 injection moulding Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
Images
Landscapes
- Infusion, Injection, And Reservoir Apparatuses (AREA)
Abstract
The utility model discloses a medical transfusion system syringe needle with prevent stinging device, concretely relates to medical device technical field, including the needle handle, needle handle one end is provided with the connecting cylinder, connecting cylinder one end is provided with the adapter, the needle handle other end is provided with the triangle connecting block, triangle connecting block one end is provided with the fixed head, the fixed head outside is provided with fixed pipe, the fixed installation piece that is provided with of fixed pipe one end, installation piece one end is provided with the needle tubing, the needle tubing outside is provided with protection machanism, protection machanism includes the fixed block, the needle handle is cavity setting. The utility model discloses can prevent that medical personnel from causing the injury to medical personnel when treating the patient needle tubing, protect medical personnel's safety, prevent simultaneously that the syringe needle from causing the injury to other personnel when not using or abandoning, cause the bacterial virus to infect, but also the medical personnel of being convenient for change out not equidimension needle tubing, make application range extensive.
Description
Technical Field
The utility model relates to the technical field of medical devices, more specifically say, the utility model relates to a medical transfusion system syringe needle with prevent stinging device.
Background
At present, with the improvement of medical technology, people need to go to a hospital for treatment after illness, the most widely used medical equipment is a syringe which is a common medical appliance, the principle of the syringe is put forward by Katiennell Italy as early as 15 th century, the syringe mainly uses a needle to extract or inject gas or liquid, the syringe can also be used for medical equipment, containers and scientific instruments such as a chromatography instrument to inject the gas or the liquid through a rubber diaphragm, and the process of extracting and injecting the gas or the liquid by the needle is called as injection.
However, in actual use, medical staff are easy to be punctured by the tip of the needle tube after injecting to a patient, and other staff are easy to be punctured when the medical staff are not used, so that virus infection is caused, and the safety degree is not high.
SUMMERY OF THE UTILITY MODEL
In order to overcome the above-mentioned defect of prior art, the embodiment of the utility model provides a medical transfusion system syringe needle with prevent thorn device, through setting up protection machanism, the thread bush that drives the bottom through the holding rod rotates and adjusts the elasticity between lag and the fixed block in the bull stick outside, protects the needle tubing through the lag to solve the problem that proposes in the above-mentioned background art.
In order to achieve the above object, the utility model provides a following technical scheme: a medical infusion apparatus needle head with a puncture-proof device comprises a needle handle, wherein one end of the needle handle is provided with a connecting cylinder, one end of the connecting cylinder is provided with an adapter, the other end of the needle handle is provided with a triangular connecting block, one end of the triangular connecting block is provided with a fixing head, a fixing pipe is arranged outside the fixing head, one end of the fixing pipe is fixedly provided with an installation block, one end of the installation block is provided with a needle tube, and a protection mechanism is arranged outside the needle tube;
protection machanism includes the fixed block, the needle handle sets up for cavity, the inside two fixed plates that are provided with of needle handle, two the fixed plate distributes all in fixed block inner chamber top and bottom, two the fixed plate surface all is provided with the mounting groove, the fixed block sets up inside the mounting groove, fixed block one end extends to the needle handle top, the fixed block top is located the needle tubing outside and is provided with the lag, the fixed block surface runs through and is provided with the screw hole, threaded hole inside is provided with the bull stick, the bull stick surface is provided with the external screw thread, the bull stick outside is provided with the thread bush, the thread bush top is provided with two connecting rods, the connecting rod top is provided with the holding rod.
In a preferred embodiment, the adaptor head is internally provided with a mounting hole, and the edge of the triangular connecting block is provided with an arc shape.
In a preferred embodiment, the cross-sectional shapes of the fixing head and the fixing pipe are provided with a circle, and the fixing head is in threaded connection with the fixing pipe.
In a preferred embodiment, the needle cannula is made of stainless steel material, and the needle cannula is provided with a tip at one end.
In a preferred embodiment, one end of the rotating rod penetrates through the protective sleeve and extends to the top of the protective sleeve, and the threaded sleeve is in threaded connection with the rotating rod through external threads.
In a preferred embodiment, the protective sleeve is made of medical silica gel, the protective sleeve is rotatably connected with the fixed block through a rotating rod, and the protective sleeve is of a semi-closed structure.
In a preferred embodiment, it is characterized in that: the needle tube is detachably connected with the fixed head and the triangular connecting block through the fixed tube, and the triangular connecting block is fixedly connected with the needle handle.
The utility model discloses a technological effect and advantage:
1. the protective sleeve is adjusted to enable the protective sleeve to rotate through the rotating rod to expose the needle tube, the protective sleeve is adjusted to enable the protective sleeve to wrap the needle tube, the holding rod is held to adjust the threaded sleeve, tightness between the protective sleeve and the fixed block can be tightened, the needle tube is prevented from being exposed due to rotation of the protective sleeve when the needle tube is not used, the needle tube is protected through the protective sleeve, medical staff is prevented from being stabbed by the tip of the needle tube, other staff are prevented from being stabbed, virus infection is prevented, and safety of the needle tube is improved;
2. through the threaded connection between fixed pipe and the fixed head, the needle tubing can be dismantled with the fixed head through fixed pipe and be connected with the triangle connecting block moreover, the medical personnel of being convenient for change the needle tubing, the needle tubing of removable equidimension not, it is more extensive to make application range, and make the lag rotate to one side through adjusting the lag, the medical personnel of being convenient for treat the patient, avoid influencing the angle of inserting the needle, the medical silica gel material that the lag adopted laminates human skin more moreover, prevent that the patient from producing the discomfort.
Drawings
Fig. 1 is a schematic view of the overall structure of the present invention.
Fig. 2 is an enlarged schematic structural diagram of a in fig. 1 according to the present invention.
Fig. 3 is a perspective view of the connection structure between the needle tube and the triangular connection block of the present invention.
Fig. 4 is a perspective view of the connecting structure of the connecting cylinder and the connecting head of the present invention.
The reference signs are: 1. a needle handle; 2. a connecting cylinder; 3. an adaptor head; 4. a triangular connecting block; 5. a fixed head; 6. a fixed tube; 7. mounting blocks; 8. a needle tube; 9. a fixed block; 10. a fixing plate; 11. a protective sleeve; 12. a threaded hole; 13. a rotating rod; 14. an external thread; 15. a threaded sleeve; 16. a connecting rod; 17. a holding rod; 18. mounting holes; 19. a pointed tip.
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. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
The medical infusion apparatus needle with the puncture-proof device comprises a needle handle 1, wherein one end of the needle handle 1 is provided with a connecting cylinder 2, one end of the connecting cylinder 2 is provided with an adaptor 3, the other end of the needle handle 1 is provided with a triangular connecting block 4, one end of the triangular connecting block 4 is provided with a fixing head 5, the outside of the fixing head 5 is provided with a fixing tube 6, one end of the fixing tube 6 is fixedly provided with an installation block 7, one end of the installation block 7 is provided with a needle tube 8, and the outside of the needle tube 8 is provided with a protection mechanism;
protection machanism includes fixed block 9, needle handle 1 is the cavity setting, 1 inside two fixed plates 10, two of being provided with of needle handle 1 fixed plate 10 evenly distributed is in 9 inner chambers tops of fixed block and bottom, two the fixed plate 10 surface all is provided with the mounting groove, fixed block 9 sets up inside the mounting groove, 9 one end of fixed block extends to 1 top of needle handle, 9 tops of fixed block are located 8 outsides of needle tubing and are provided with lag 11, 9 surfaces of fixed block run through and are provided with screw hole 12, 12 inside bull sticks 13 that are provided with of screw hole, 13 surfaces of bull sticks are provided with external screw thread 14, 13 outsides of bull sticks are provided with thread bush 15, 15 tops of thread bush are provided with two connecting rods 16, 16 tops of connecting rod are provided with holding rod 17.
As shown in fig. 1 and 4, a mounting hole 18 is formed in the adaptor head 3, and an edge of the triangular connecting block 4 is arranged in an arc shape, so that the adaptor head 3 can be connected with a syringe through the mounting hole 18, and the edge of the triangular connecting block 4 is arranged in an arc shape, so that the structure is more attractive.
As shown in fig. 3, the cross-sectional shapes of the fixing head 5 and the fixing tube 6 are both provided with a circular shape, and the fixing head 5 is in threaded connection with the fixing tube 6, so that the fixing tube 6 is sleeved outside the fixing head 5, and the fixing head 5 is connected with the fixing tube 6.
As shown in fig. 1 and 3, the needle tube 8 is made of stainless steel, and one end of the needle tube 8 is provided with a tip 19, so that the needle tube 8 made of stainless steel has a longer service life and is not easy to bend, and meanwhile, the one end of the needle tube 8 can penetrate into the skin of a patient conveniently through the tip 19.
As shown in fig. 2, one end of the rotating rod 13 penetrates through the protecting sleeve 11 and extends to the top of the protecting sleeve 11, and the threaded sleeve 15 is in threaded connection with the rotating rod 13 through an external thread 14, so that the protecting sleeve 11 can be adjusted by rotating the rotating rod 13, and meanwhile, the protecting sleeve 11 is limited by adjusting the threaded sleeve 15.
As shown in fig. 1 and 2, the protecting sleeve 11 is made of medical silica gel, the protecting sleeve 11 is rotatably connected with the fixing block 9 through the rotating rod 13, and the protecting sleeve 11 is of a semi-closed structure so as to be softer and skin-friendly by adopting the medical silica gel to enable the protecting sleeve 11 to be softer and convenient to adjust the protecting sleeve 11.
As shown in the attached drawings 1 and 3, the needle tube 8 is detachably connected with the fixed head 5 and the triangular connecting block 4 through the fixed tube 6, and the triangular connecting block 4 is fixedly connected with the needle handle 1, so that the needle tube 8 can be conveniently installed and detached, and the needle tubes 8 of different types can be replaced.
The utility model discloses the theory of operation: when the needle protection sleeve is used, when a medical worker needs to treat a patient, the mounting hole 18 to which the connecting head 3 belongs can be connected with an injection molding device, the medical worker drives the threaded sleeve 15 at the bottom to rotate and adjust through the holding rod 17, so that the looseness is generated between the protection sleeve 11 and the fixed block 9, then the protection sleeve 11 rotates through the rotating rod 13 by adjusting the protection sleeve 11, as the protection sleeve 11 is of a semi-closed structure, the protection sleeve 11 can rotate outside the rotating rod 13 and rotate the protection sleeve 11 to the back of the needle handle 1, the threaded sleeve 15 is driven to rotate outside the rotating rod 13 through the holding rod 17, the protection sleeve 11 and the fixed block 9 are fixed through the threaded sleeve 15, so that the needle tube 8 can be completely exposed, one end of the needle tube 8 is inserted into the skin of the patient through the pointed end 19 for injection, after the injection, the medical worker pulls out the needle tube 8, adjusts the protection sleeve 11 to enable the protection sleeve 11 to wrap the needle tube 8, the holding rod 17 is held to adjust the threaded sleeve 15, the tightness between the protective sleeve 11 and the fixing block 9 can be tightened, the needle tube 8 is prevented from being exposed when not in use, and the needle tube 8 is detachably connected with the fixing head 5 and the triangular connecting block 4 through the fixing tube 6, so that medical personnel can conveniently replace the needle tubes 8 with different sizes.
The points to be finally explained are: first, in the description of the present application, it should be noted that, unless otherwise specified and limited, the terms "mounted," "connected," and "connected" should be understood broadly, and may be a mechanical connection or an electrical connection, or a communication between two elements, and may be a direct connection, and "upper," "lower," "left," and "right" are only used to indicate a relative positional relationship, and when the absolute position of the object to be described is changed, the relative positional relationship may be changed;
secondly, the method comprises the following steps: in the drawings of the disclosed embodiments of the present invention, only the structures related to the disclosed embodiments are referred to, and other structures can refer to the common design, and under the condition of no conflict, the same embodiment and different embodiments of the present invention can be combined with each other;
and finally: the above description is only for the preferred embodiment of the present invention and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (7)
1. The utility model provides a medical transfusion system syringe needle with prevent stinging device, includes needle handle (1), its characterized in that: a connecting cylinder (2) is arranged at one end of the needle handle (1), an adapter (3) is arranged at one end of the connecting cylinder (2), a triangular connecting block (4) is arranged at the other end of the needle handle (1), a fixing head (5) is arranged at one end of the triangular connecting block (4), a fixing pipe (6) is arranged outside the fixing head (5), an installation block (7) is fixedly arranged at one end of the fixing pipe (6), a needle tube (8) is arranged at one end of the installation block (7), and a protection mechanism is arranged outside the needle tube (8);
the protection mechanism comprises a fixing block (9), the needle handle (1) is arranged in a hollow manner, two fixing plates (10) are arranged inside the needle handle (1), the two fixing plates (10) are distributed at the top and the bottom of an inner cavity of the fixing block (9), the surface of each fixing plate (10) is provided with a mounting groove, the fixing block (9) is arranged inside the mounting groove, one end of the fixing block (9) extends to the top of the needle handle (1), the top of the fixing block (9) is positioned outside the needle tube (8) and is provided with a protective sleeve (11), the surface of the fixing block (9) is provided with a threaded hole (12) in a penetrating manner, a rotating rod (13) is arranged inside the threaded hole (12), external threads (14) are arranged on the surface of the rotating rod (13), a thread sleeve (15) is arranged outside the rotating rod (13), and two connecting rods (16) are arranged at the top of the thread sleeve (15), the top of the connecting rod (16) is provided with a holding rod (17).
2. The needle of the medical infusion set with the puncture-proof device according to claim 1, wherein: the joint is characterized in that a mounting hole (18) is formed in the joint head (3), and the edge of the triangular connecting block (4) is arc-shaped.
3. The needle of the medical infusion set with the puncture-proof device according to claim 1, wherein: the cross section shapes of the fixed head (5) and the fixed pipe (6) are both provided with a circle, and the fixed head (5) is in threaded connection with the fixed pipe (6).
4. The needle of the medical infusion set with the puncture-proof device according to claim 1, wherein: the needle tube (8) is made of stainless steel, and a sharp head (19) is arranged at one end of the needle tube (8).
5. The needle of the medical infusion set with the puncture-proof device according to claim 1, wherein: the protective sleeve is characterized in that one end of the rotating rod (13) penetrates through the protective sleeve (11) and extends to the top of the protective sleeve (11), and the threaded sleeve (15) is in threaded connection with the rotating rod (13) through an external thread (14).
6. The needle of the medical infusion set with the puncture-proof device according to claim 1, wherein: the protective sleeve (11) is made of medical silica gel materials, the protective sleeve (11) is rotatably connected with the fixed block (9) through a rotating rod (13), and the protective sleeve (11) is of a semi-closed structure.
7. The needle of the medical infusion set with the puncture-proof device according to claim 1, wherein: the needle tube (8) is detachably connected with the triangular connecting block (4) through the fixing tube (6) and the fixing head (5), and the triangular connecting block (4) is fixedly connected with the needle handle (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120701256.0U CN214970308U (en) | 2021-04-07 | 2021-04-07 | Medical infusion apparatus needle head with puncture-proof device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120701256.0U CN214970308U (en) | 2021-04-07 | 2021-04-07 | Medical infusion apparatus needle head with puncture-proof device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214970308U true CN214970308U (en) | 2021-12-03 |
Family
ID=79096359
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120701256.0U Expired - Fee Related CN214970308U (en) | 2021-04-07 | 2021-04-07 | Medical infusion apparatus needle head with puncture-proof device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214970308U (en) |
-
2021
- 2021-04-07 CN CN202120701256.0U patent/CN214970308U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20211203 |