CN111282098A - Automatic needle replacing device for medical injection - Google Patents
Automatic needle replacing device for medical injection Download PDFInfo
- Publication number
- CN111282098A CN111282098A CN202010172127.7A CN202010172127A CN111282098A CN 111282098 A CN111282098 A CN 111282098A CN 202010172127 A CN202010172127 A CN 202010172127A CN 111282098 A CN111282098 A CN 111282098A
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- China
- Prior art keywords
- support
- needle
- fixed
- needle head
- electromagnet
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Classifications
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- 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
- A61M5/3205—Apparatus for removing or disposing of used needles or syringes, e.g. containers; Means for protection against accidental injuries from used needles
-
- 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
- A61M5/3205—Apparatus for removing or disposing of used needles or syringes, e.g. containers; Means for protection against accidental injuries from used needles
- A61M5/321—Means for protection against accidental injuries by used needles
-
- 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
- A61M2205/00—General characteristics of the apparatus
- A61M2205/33—Controlling, regulating or measuring
-
- 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
- A61M2205/00—General characteristics of the apparatus
- A61M2205/33—Controlling, regulating or measuring
- A61M2205/332—Force measuring means
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- Health & Medical Sciences (AREA)
- Engineering & Computer Science (AREA)
- Heart & Thoracic Surgery (AREA)
- Vascular Medicine (AREA)
- Anesthesiology (AREA)
- Biomedical Technology (AREA)
- Environmental & Geological Engineering (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 utility model provides an automatic device of changing of needle for medical treatment injection, belongs to the medical instrument field, ultrasonic sensor installs at first support front end, screw nut installs between lead screw and slide rail, fixing device installs at screw nut front surface, the slide rail is fixed at second support top, the lead screw is installed in slide rail the place ahead, the motor is fixed on second support upper portion, strutting arrangement installs at workstation central authorities, the controller is installed on the workstation. Through the detection of the tension sensor, when the needle cylinder is placed on the support frame, the controller drives the first electromagnet to act to fix the needle cylinder, so that the process of manually holding the needle cylinder to replace a needle head is replaced, and the efficiency is improved; the controller drives the motor to drive the lead screw to rotate, so that the lead screw nut moves, the ultrasonic sensor detects the moving distance of the lead screw nut, the position of the clamped needle cylinder is obtained, the needle cylinder is ensured to be positioned right above the needle head to be replaced, and the device is prevented from being damaged due to the position deviation.
Description
Technical Field
The invention relates to an automatic needle replacing device for medical injection, in particular to a device which fixes a needle cylinder through a fixing device and completes needle installation by matching with a supporting device, and belongs to the field of medical instruments.
Background
In recent years, with the development of medical technology, surgery is a common medical method in large hospitals, doctors are required to inject patients with needle tubes during surgery, some medicines are required to be injected in stages or as needed, and nurses are required to replace used needles when the needle tubes containing the medicines are used for the second time, so that the needles are prevented from being contaminated with bacteria when being placed naturally.
Considering that the number of patients treated by doctors every day is large, the frequent replacement of the needle head during high-strength operation invisibly increases the workload of nurses, thereby reducing the working efficiency of medical care personnel, and the used needle head is infected with the blood of patients, slightly hurting the nurses carelessly when the needle head is replaced manually, and increasing the working risk.
Disclosure of Invention
Aiming at the defects, the invention provides an automatic replacing device for a medical injection needle, which aims to solve the problems of low efficiency of manual needle replacing and large labor capacity of workers.
The invention is realized by the following technical scheme: an automatic needle replacing device for medical injection comprises an ultrasonic sensor, a first support, a screw nut, a fixing device, a sliding rail, a screw rod, a motor, a second support, a supporting device, a workbench, a controller and supporting legs, wherein the ultrasonic sensor is arranged at the front end of the first support and faces the screw nut, the first support is fixed at the left end of the screw rod, the screw nut is arranged between the screw rod and the sliding rail, the fixing device is arranged on the front surface of the screw nut, the sliding rail is fixed at the top of the second support, the screw rod is arranged in front of the sliding rail, the motor is fixed on the upper portion of the second support, a main shaft of the motor penetrates through the second support to be connected with the screw rod, the second support is fixed at the right upper corner of the workbench, the supporting device is arranged in the center of the workbench, the workbench is a rectangular iron plate, the two support legs are respectively fixed at the left end and the right end of the lower surface of the workbench.
Fixing device includes third support, first electro-magnet, slipmat, cylinder, limiting plate, support frame, fourth support and force sensor, the third support is fixed at screw nut front surface, first electro-magnet is installed at third support downside, the slipmat is fixed on the main shaft of first electro-magnet, the cylinder is located between slipmat and the limiting plate, the right side at the slipmat is installed to the limiting plate, the support frame is fixed in fourth support bottom, fourth support mounting is in force sensor below, force sensor fixes at the third support lower surface.
The supporting device comprises a needle head support, a rubber strip, a needle head, a pressure sensor, a second electromagnet and a third electromagnet, the needle head support is fixed at the top of the third electromagnet, six round holes are uniformly formed in the needle head support, the radius of each round hole is the same as the radius of the plastic head at the tail end of the needle head, the rubber strip is the same as the length of the needle head support, the rubber strip is fixed on a main shaft of the second electromagnet, the rubber strip is located below the needle head support, the needle head is provided with six holes, the needle head is placed in the six round holes respectively, the pressure sensor is installed between the second electromagnet and the needle head support, the second electromagnet is fixed below the needle head support, and the third electromagnet is fixed on.
A row of round holes are formed in the needle head support, the thickness of the round holes is 2 millimeters, and the round holes are made of stainless steel.
The material of workstation is corrosion-resistant material, and its thickness is 1 centimetre.
Compared with the prior art, the invention has the beneficial effects that: the needle cylinder is placed on the support frame, the tension sensor detects the tension data change and uploads the data to the controller, and the controller drives the first electromagnet to act, so that the needle cylinder is clamped by the anti-slip pad and the limiting plate, the process of manually holding the needle cylinder to replace a needle head is replaced, the steps are simplified, and the efficiency is improved; the needle heads of different types are placed on the needle head support, the position of the required needle head is selected by the controller when the needle head is replaced, the controller drives the motor to drive the screw rod to rotate, the screw rod nut moves, the first ultrasonic sensor detects the moving distance of the screw rod nut so as to obtain the position of the screw rod nut, when a clamped needle cylinder moves to the position right above the selected needle head, the motor stops rotating, the third electromagnet drives the needle head support to ascend, the needle head and the needle cylinder are combined into a whole, the selection and replacement of the needle heads of different types are completed, and the application range of the device is expanded; the needle tubing that will use is held by fixing device, and it deposits a position top to drive its syringe needle that removes not putting the syringe needle by the motor, the third electro-magnet drives the syringe needle support and rises, the syringe needle that the time was used inserts in the syringe needle deposits the position, it compresses tightly the syringe needle to drive the action of rubber strip by the second electro-magnet, later the shrink of third electro-magnet, the syringe needle of using is taken off and is left over in the syringe needle deposits the position, the operation of artifical change syringe needle has been replaced, nurse and the direct contact who contains the pathogen syringe needle have been reduced, nurse's health has been protected.
Drawings
FIG. 1 is a schematic structural diagram of the present invention.
Fig. 2 is a right-side structural schematic view of fig. 1 of the present invention.
Fig. 3 is a schematic structural view of the fixing device in fig. 1.
Fig. 4 is a schematic structural diagram of the supporting device in fig. 1.
Fig. 5 is a rear view of fig. 1 according to the present invention.
FIG. 6 is a schematic axial side view of the FIG. 1 embodiment of the present invention.
In the figure, 1, an ultrasonic sensor, 2, a first support, 3, a screw nut, 4, a fixing device, 401, a third support, 402, a first electromagnet, 403, a non-slip mat, 404, a syringe, 405, a limiting plate, 406, a support frame, 407, a fourth support, 408, a tension sensor, 5, a slide rail, 6, a screw, 7, a motor, 8, a second support, 9, a support device, 901, a needle support, 902, a rubber strip, 903, a needle, 904, a pressure sensor, 905, a second electromagnet, 906, a third electromagnet, 10, a workbench, 11, a controller, 12 and a support leg.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all embodiments, and all other embodiments obtained by a person of ordinary skill in the art without creative efforts based on the embodiments of the present invention belong to the protection scope of the present invention.
Referring to fig. 1-5, in an embodiment of the present invention, an automatic needle replacement device for medical injection includes an ultrasonic sensor 1, a first bracket 2, a lead screw nut 3, a fixing device 4, a sliding rail 5, a lead screw 6, a motor 7, a second bracket 8, a supporting device 9, a workbench 10, a controller 11, and a support leg 12, where the ultrasonic sensor 1 is installed at a front end of the first bracket 2 facing the lead screw nut 3, the first bracket 2 is fixed at a left end of the lead screw 6, the lead screw nut 3 is installed between the lead screw 6 and the sliding rail 5, the fixing device 4 is installed at a front surface of the lead screw nut 3, the sliding rail 5 is fixed at a top of the second bracket 8, the lead screw 6 is installed in front of the sliding rail 5, the motor 7 is fixed at an upper portion of the second bracket 8, a main shaft thereof passes through the second bracket 8 to be connected with the lead screw 6, the second bracket 8, the supporting device 9 is installed in the center of the workbench 10, the workbench 10 is a rectangular iron plate, the controller 11 is installed on the workbench 10 and located on the left side of the supporting device 9, and the two supporting legs 12 are fixed at the left end and the right end of the lower surface of the workbench 10 respectively.
The supporting device 9 comprises a needle support 901, a rubber strip 902, a needle 903, a pressure sensor 904, a second electromagnet 905 and a third electromagnet 906, the needle support 901 is fixed to the top of the third electromagnet 906, six round holes are uniformly formed in the needle support 901, the radius of each round hole is the same as that of the plastic head at the tail end of the needle 903, the rubber strip 902 is the same as that of the needle support 901 in length, the rubber strip 902 is fixed to a main shaft of the second electromagnet 905 and located below the needle support 901, six needles 903 are placed in the six round holes respectively, the pressure sensor 904 is installed between the second electromagnet 905 and the needle support 901, the second electromagnet 905 is fixed below the needle support 901, and the third electromagnet 906 is fixed to the upper surface of the workbench 10.
The needle head bracket 901 is provided with a row of round holes, the thickness of the round holes is 2 mm, and the round holes are made of stainless steel.
The material of the working platform 10 is corrosion-resistant material, and the thickness of the material is 1 cm.
The working principle is as follows: in the initial state of the device, a screw nut 3 is positioned at the leftmost side of a screw 6, a first electromagnet 402 is in a contracted state, a second electromagnet 905 is in a contracted state, a third electromagnet 906 is in a contracted state, and needles 903 of different types required in an operation are stored on a needle support 901.
When the device is used, a used needle tube is firstly placed on the support frame 406, the tension sensor 408 detects the change of tension data and uploads the change to the controller 11, and after the tension reaches a certain value, the controller 11 drives the first electromagnet 402 to drive the anti-slip pad 403 to act, so that the needle tube 404 is clamped. Selecting an empty needle storage position by the controller 11 for storing the used needle 903, selecting a needle storage position where the needle 903 to be replaced is located, driving the motor 7 to rotate by the controller 11 to enable the screw nut 3 to move, detecting the moving distance of the screw nut 3 by the ultrasonic sensor 1 and uploading the moving distance to the controller 11 to obtain the position of the needle, stopping the motor 7 when the needle moves to the selected empty needle storage position, driving the needle holder 901 to move upwards by the third electromagnet 906, inserting the used needle 903 into the needle storage position, driving the rubber strip 902 to push forwards by the second electromagnet 905, indicating that the needle 903 is pressed when the pressure sensor 904 detects that the pressure between the rubber strip 902 and the needle 903 reaches a certain value, driving the needle holder 901 to retract by the third electromagnet 906 to finish the operation of taking off the used needle 903, then the motor 7 rotates to make the screw nut 3 move continuously, when the needle tube moves to the position above the needle 903 to be replaced, the motor 7 stops rotating, the third electromagnet 906 drives the needle holder 901 to move upwards, the needle tube 404 and the required needle 903 are combined into a whole, and the third electromagnet 906 drives the needle holder 901 to contract, so that the replacement operation of the needle 903 is completed.
After the completion of needle head replacement work, the nurse holds between the fingers syringe 404 and pulls out gently upwards, and force sensor 408 detects that the pulling force becomes less, and controller 11 drive first electro-magnet 402 contracts, unclamps syringe 404, the nurse take away syringe 404 can, the device resumes initial condition, waits for next operation.
It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Claims (5)
1. The utility model provides a medical treatment is automatic device of changing of syringe needle for injection, includes ultrasonic sensor, first support, screw nut, fixing device, slide rail, lead screw, motor, second support, strutting arrangement, workstation, controller and landing leg, its characterized in that: ultrasonic sensor installs at first support front end, and it is towards screw nut, first support is fixed at the lead screw left end, screw nut installs between lead screw and slide rail, fixing device installs at screw nut front surface, the slide rail is fixed at second support top, the lead screw is installed in slide rail the place ahead, the motor is fixed on second support upper portion, and its main shaft passes the second support and is connected with the lead screw, the second support is fixed in workstation upper right corner department, strutting arrangement installs at workstation central authorities, the workstation is rectangular iron plate, the controller is installed on the workstation, and it is located the strutting arrangement left side, the landing leg has two, and it is fixed respectively at both ends about the workstation lower surface.
2. The automatic needle exchange device for medical injection according to claim 1, wherein: fixing device includes third support, first electro-magnet, slipmat, cylinder, limiting plate, support frame, fourth support and force sensor, the third support is fixed at screw nut front surface, first electro-magnet is installed at third support downside, the slipmat is fixed on the main shaft of first electro-magnet, the cylinder is located between slipmat and the limiting plate, the right side at the slipmat is installed to the limiting plate, the support frame is fixed in fourth support bottom, fourth support mounting is in force sensor below, force sensor fixes at the third support lower surface.
3. The automatic needle exchange device for medical injection according to claim 1, wherein: the supporting device comprises a needle head support, a rubber strip, a needle head, a pressure sensor, a second electromagnet and a third electromagnet, the needle head support is fixed at the top of the third electromagnet, six round holes are uniformly formed in the needle head support, the radius of each round hole is the same as the radius of the plastic head at the tail end of the needle head, the rubber strip is the same as the length of the needle head support, the rubber strip is fixed on a main shaft of the second electromagnet, the rubber strip is located below the needle head support, the needle head is provided with six holes, the needle head is placed in the six round holes respectively, the pressure sensor is installed between the second electromagnet and the needle head support, the second electromagnet is fixed below the needle head support, and the third electromagnet is fixed on.
4. The automatic needle exchange device for medical injection according to claim 1, wherein: a row of round holes are formed in the needle head support, the thickness of the round holes is 2 millimeters, and the round holes are made of stainless steel.
5. The automatic needle exchange device for medical injection according to claim 1, wherein: the material of workstation is corrosion-resistant material, and its thickness is 1 centimetre.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010172127.7A CN111282098B (en) | 2020-03-12 | 2020-03-12 | Automatic needle replacing device for medical injection |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010172127.7A CN111282098B (en) | 2020-03-12 | 2020-03-12 | Automatic needle replacing device for medical injection |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN111282098A true CN111282098A (en) | 2020-06-16 |
| CN111282098B CN111282098B (en) | 2021-09-24 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010172127.7A Expired - Fee Related CN111282098B (en) | 2020-03-12 | 2020-03-12 | Automatic needle replacing device for medical injection |
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| Country | Link |
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| CN (1) | CN111282098B (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111790025A (en) * | 2020-08-10 | 2020-10-20 | 华中科技大学同济医学院附属协和医院 | Skin test injection mechanism and control method thereof |
| CN112999529A (en) * | 2020-12-24 | 2021-06-22 | 佛山市柏康机器人技术有限公司 | Multi-needle continuous electric particle implantation device and method |
| WO2023234634A1 (en) * | 2022-05-30 | 2023-12-07 | 가톨릭관동대학교산학협력단 | Insulin pen management device |
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| CN209717562U (en) * | 2019-01-10 | 2019-12-03 | 深圳市顺美医疗股份有限公司 | A kind of syringe apparatus automatization assembling |
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| US20040168741A1 (en) * | 2001-08-10 | 2004-09-02 | Baldwin Brian Eugene | Method, system, and apparatus for handling syringes |
| US20120241042A1 (en) * | 2011-03-23 | 2012-09-27 | Saverio Roberto Strangis | Automated syringe filler and loading apparatus |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN111790025A (en) * | 2020-08-10 | 2020-10-20 | 华中科技大学同济医学院附属协和医院 | Skin test injection mechanism and control method thereof |
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| CN112999529B (en) * | 2020-12-24 | 2023-09-05 | 佛山市柏康机器人技术有限公司 | Multi-needle continuous electric particle implantation device |
| WO2023234634A1 (en) * | 2022-05-30 | 2023-12-07 | 가톨릭관동대학교산학협력단 | Insulin pen management device |
| KR20230166179A (en) * | 2022-05-30 | 2023-12-07 | 가톨릭관동대학교산학협력단 | Management apparatus for insulin pen |
| KR102625419B1 (en) | 2022-05-30 | 2024-01-15 | 가톨릭관동대학교산학협력단 | Management apparatus for insulin pen |
Also Published As
| Publication number | Publication date |
|---|---|
| CN111282098B (en) | 2021-09-24 |
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| CB03 | Change of inventor or designer information | ||
| CB03 | Change of inventor or designer information |
Inventor after: Cui Haiyan Inventor after: Li Chunli Inventor after: Liu Juan Inventor after: Zhang Pengfei Inventor after: Fu Yongling Inventor before: Li Chunli Inventor before: Liu Juan Inventor before: Zhang Pengfei Inventor before: Fu Yongling |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TA01 | Transfer of patent application right | ||
| TA01 | Transfer of patent application right |
Effective date of registration: 20210910 Address after: Anqiu people's Hospital, 159 Xuefu street, Anqiu City, Weifang City, Shandong Province, 262100 Applicant after: Cui Haiyan Address before: 430074 Room 302, unit 1, building 7, Hongxiang garden, 544 Guanshan Avenue, Hongshan District, Wuhan City, Hubei Province Applicant before: Li Chunli |
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| 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: 20210924 |