CN112932479A - Animal doctor uses animal blood collection system - Google Patents
Animal doctor uses animal blood collection system Download PDFInfo
- Publication number
- CN112932479A CN112932479A CN202110159286.8A CN202110159286A CN112932479A CN 112932479 A CN112932479 A CN 112932479A CN 202110159286 A CN202110159286 A CN 202110159286A CN 112932479 A CN112932479 A CN 112932479A
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- needle
- pipe
- blood
- cap
- piston
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- 239000008280 blood Substances 0.000 title claims abstract description 47
- 210000004369 blood Anatomy 0.000 title claims abstract description 47
- 241001465754 Metazoa Species 0.000 title claims abstract description 26
- 238000007789 sealing Methods 0.000 claims abstract description 20
- 238000002347 injection Methods 0.000 claims abstract description 16
- 239000007924 injection Substances 0.000 claims abstract description 16
- 230000000149 penetrating effect Effects 0.000 claims abstract description 4
- 230000005540 biological transmission Effects 0.000 claims description 19
- 238000005070 sampling Methods 0.000 description 4
- 238000010586 diagram Methods 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 2
- 238000010241 blood sampling Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 208000027418 Wounds and injury Diseases 0.000 description 1
- 238000009534 blood test Methods 0.000 description 1
- 230000006378 damage Effects 0.000 description 1
- 239000003814 drug Substances 0.000 description 1
- 208000014674 injury Diseases 0.000 description 1
- 230000001788 irregular Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000010079 rubber tapping Methods 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
- 210000003462 vein Anatomy 0.000 description 1
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Classifications
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B5/00—Measuring for diagnostic purposes; Identification of persons
- A61B5/15—Devices for taking samples of blood
- A61B5/150007—Details
- A61B5/150015—Source of blood
- A61B5/15003—Source of blood for venous or arterial blood
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B5/00—Measuring for diagnostic purposes; Identification of persons
- A61B5/15—Devices for taking samples of blood
- A61B5/153—Devices specially adapted for taking samples of venous or arterial blood, e.g. with syringes
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B5/00—Measuring for diagnostic purposes; Identification of persons
- A61B5/15—Devices for taking samples of blood
- A61B5/153—Devices specially adapted for taking samples of venous or arterial blood, e.g. with syringes
- A61B5/154—Devices using pre-evacuated means
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B2503/00—Evaluating a particular growth phase or type of persons or animals
- A61B2503/40—Animals
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- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Heart & Thoracic Surgery (AREA)
- Medical Informatics (AREA)
- Biophysics (AREA)
- Pathology (AREA)
- Engineering & Computer Science (AREA)
- Biomedical Technology (AREA)
- Hematology (AREA)
- Physics & Mathematics (AREA)
- Molecular Biology (AREA)
- Surgery (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Measurement Of The Respiration, Hearing Ability, Form, And Blood Characteristics Of Living Organisms (AREA)
Abstract
The invention discloses an animal doctor animal blood sample collecting device, which comprises a blood taking needle, a negative pressure pipe and a three-way pipeline, wherein the rear end of the three-way pipeline is in threaded connection with an injection needle cylinder, the injection needle cylinder is in threaded connection with a suction device, the suction device comprises a piston, a ball screw is fixed on the rear side of the piston, the ball screw comprises a ball nut and a screw rod, and an elastic telescopic button penetrating through the needle cylinder is arranged above the ball nut; the front end of the drawing device is rotationally connected with an adjusting ring with sawteeth on the inner side, two positioning gears are symmetrically meshed with the inner side of the adjusting ring in a central symmetry manner, and positioning rods are in threaded connection between the two positioning gears; two semicircular sealing plates which are mutually attached are symmetrically arranged in the pipe cap of the negative pressure pipe in a sliding manner, and pressing blocks are arranged on two opposite sides of each sealing plate. By adopting the technical scheme of the invention, medical personnel can collect blood quantitatively by operating with one hand when collecting blood, and flexibly open and close the opening of the negative pressure tube after the blood is transferred into the negative pressure tube.
Description
Technical Field
The invention relates to the technical field of animal medicine, in particular to an animal blood sample collecting device for veterinarians.
Background
In the prior art, when blood is sampled for animals to carry out blood test, a common injector is generally adopted for sampling blood, small and medium animals often cause the injury of the human or animal body for sampling blood because of irregular disturbance in the blood sampling process, medical workers need to control a needle head by one hand and tightly stare the needle head, can only use an injection needle cylinder to collect blood by the other hand by one hand, and are not beneficial to blood sampling operation, and simultaneously, the injection needle cylinder is operated by one hand, and the quantity of the collected blood is not well controlled. Therefore, the invention provides an animal blood sample collection device for veterinarian
Disclosure of Invention
The invention aims to provide an animal blood sample collecting device for veterinarians, which can enable medical staff to operate an injection needle cylinder with one hand and quantitatively collect blood when collecting blood; the opening of the negative pressure tube can be flexibly opened and closed after the blood is transferred into the negative pressure tube, so that the blood in the negative pressure tube is prevented from spilling and the blood in the tube is conveniently extracted.
In order to achieve the purpose, the invention provides the following technical scheme:
an animal doctor uses animal blood collection system, including blood taking needle, needle file, negative pressure pipe and tee bend pipeline, the blood taking needle is fixed in one side of needle file, the opposite side sealing connection of needle file has the stereoplasm connecting pipe, the free end sealing connection of stereoplasm connecting pipe has the extension pipe, the free end of extension pipe and the front end sealing connection of tee bend pipeline, the rear end threaded connection of tee bend pipeline has an injection cylinder, the pipeline sealing connection at tee bend pipeline middle part has a pjncture needle, injection cylinder threaded connection has a draw device, draw device includes the piston, the piston slides and sets up in the cylinder, the piston rear side is fixed with ball screw, ball screw includes ball nut and the lead screw that the rear portion is the rectangle, the cover is equipped with a drive gear on the lead screw between ball nut and the piston, one side that drive gear is close to ball nut is equipped with the pawl, an inner ratchet wheel is arranged on one side, close to the transmission rod, of the ball nut, the pawl is embedded with the ratchet wheel, an elastic telescopic button penetrating through the needle cylinder is arranged above the transmission rod, a rack is arranged below the button, and the rack can be meshed with the transmission gear; the front end of the drawing device is rotatably connected with an adjusting ring with sawteeth on the inner side, two positioning gears are symmetrically meshed with the inner side of the adjusting ring in a central symmetry manner, a positioning rod is connected between the two positioning gears in a threaded manner, the rear part of the positioning rod is also rectangular, scale marks are drawn on the outer side of the adjusting ring, and a pointer is carved on the outer side of the drawing device and the position close to the adjusting ring; the negative pressure pipe comprises a pipe body and a pipe cap, two semicircular first sealing plates and two semicircular second sealing plates which are mutually attached are symmetrically arranged inside the pipe cap, the left side and the right side of the pipe cap are respectively and slidably connected with a second pressing block and a first pressing block, a U-shaped rod is fixedly connected between the first pressing block and the first sealing plate and between the second pressing block and the second sealing plate, and a spring is arranged between the U-shaped rod and the inner wall of the pipe cap.
Preferably, the rear end of the drawing device is provided with a cap, two first through openings with the same cross section as the rear part of the positioning rod are formed in the cap in a centrosymmetric mode, and the middle of the cap is provided with a second through opening with the same cross section as the rear part of the screw rod.
Preferably, the needle head and the puncture needle are sleeved with needle sleeves, and fixing belts are fixed on the hard connecting pipes.
Preferably, the upper parts of the opposite sides of the first closing plate and the second closing plate are provided with arc-shaped grooves.
The principle and the beneficial effects of the technical scheme are as follows:
(1) a ball screw is fixed on the rear side of a piston, a transmission gear connected with a ball nut ratchet wheel is further sleeved on the screw, an elastic telescopic button is arranged above the transmission gear, a rack meshed with the transmission gear is arranged below the button, and a medical worker can hold an injector with one hand and repeatedly press the button, so that the screw drives the piston to move backwards to suck blood into a needle cylinder.
(2) The invention is provided with an adjusting ring with sawteeth on the inner side, the inner side of the adjusting ring is engaged with two positioning gears, the middle part of each positioning gear is in threaded connection with a positioning rod, the adjusting ring is provided with scales, a pointer is drawn on a needle cylinder beside the positioning ring, a worker can rotate the adjusting ring according to the amount of blood to be collected to adjust the position of the positioning rod, when a piston moves backwards and the rear side of the piston abuts against the positioning rod, the piston cannot move continuously, and the effect of collecting the blood quantitatively is achieved.
(3) The rear end of the drawing device is provided with the cap, the cap is provided with a first through hole and a second through hole, the first through hole is used for allowing the positioning rod to pass through, the second through hole is used for allowing the screw rod to pass through, meanwhile, the first through hole and the second through hole can limit the rotation of the positioning rod and the screw rod, the positioning rod and the screw rod can only move back and forth, and when blood in the injection needle cylinder needs to be discharged, the blood can be discharged only by pressing the screw rod.
(4) The invention relates to a negative pressure tube, wherein a tube cap of the negative pressure tube is internally and symmetrically provided with a first semicircular closing plate and a second semicircular closing plate which are mutually attached in a sliding way, the upper parts of the opposite sides of the first closing plate and the second closing plate are respectively provided with an arc-shaped groove, the left side and the right side of the tube cap are respectively and slidably connected with a second pressing block and a first pressing block, a U-shaped rod is fixedly connected between the first pressing block and the first closing plate and between the second pressing block and the second closing plate, a spring is arranged between the U-shaped rod and the inner wall of the tube cap, when a puncture needle is inserted into the negative pressure tube opposite to the groove, the first closing plate and the second closing plate are automatically opened, simultaneously, because of the elasticity of the spring, the first closing plate and the second closing plate can be tightly attached to the puncture needle, after the blood is collected by the negative pressure tube, the puncture needle is pulled out, the first closing plate and the second closing plate can, avoid blood to spill, when needs take intraductal blood, can press simultaneously that the first of both sides is pressed the briquetting and the second is pressed the briquetting, make first closing plate and second closing plate part, it is very convenient to take blood.
Drawings
Fig. 1 is a schematic structural diagram of a veterinary animal blood sample collection device according to an embodiment of the present invention;
FIG. 2 is a side sectional view of a syringe and a drawing device provided in accordance with an embodiment of the present invention;
FIG. 3 is a block diagram of location A provided by an embodiment of the present invention;
FIG. 4 is a block diagram of the B site provided by the embodiment of the present invention;
FIG. 5 is a cross-sectional view of a suction tube provided in accordance with an embodiment of the present invention;
fig. 6 is a top view of the interior of a tube cap according to an embodiment of the present invention.
Detailed Description
The invention is described in further detail below with reference to the following figures and embodiments:
reference numerals in the drawings of the specification include: the blood collection needle comprises a needle sleeve 1, a blood collection needle 2, a hard connecting tube 3, an extension tube 4, a three-way pipeline 5, a piston 6, a screw rod 7, a positioning rod 8, a fixing band 9, a puncture needle 10, a needle cylinder 11, a positioning gear 12, an adjusting ring 13, a button 14, a ball nut 15, a transmission gear 16, a tube cap 17, a first pressing block 18, a second sealing plate 19, a first sealing plate 20, a U-shaped rod 21, a second pressing block 22 and a spring 23.
As shown in fig. 1 to 4, an animal blood sample collection device for veterinarian comprises a blood taking needle 2, a needle seat, a negative pressure tube and a three-way pipe 5, wherein the blood taking needle 2 is fixed on one side of the needle seat, the other side of the needle seat is hermetically connected with a hard connecting pipe 3, a fixing band 9 is fixed on the hard connecting pipe 3, the lower end of the hard connecting pipe 3 is hermetically connected with an extension pipe 4, the lower end of the extension pipe 4 is hermetically connected with the front end of the three-way pipe 5, the rear end of the three-way pipe 5 is in threaded connection with an injection syringe 11, the middle pipe of the three-way pipe 5 is hermetically connected with a puncture needle 10, the needle and the puncture needle 10 are sleeved with a needle sleeve 1, the injection syringe 11 is in threaded connection with a suction device, the suction device comprises a piston 6, the piston 6 is slidably arranged in the syringe 11, a, a transmission gear 16 is sleeved on the screw rod 7 between the ball nut 15 and the piston 6, a pawl is arranged at the right end of the transmission gear 16, an inner ratchet wheel is arranged at the left side of the ball nut 15 and is embedded with the ratchet wheel, an elastic telescopic button 14 penetrating through the needle cylinder 11 is arranged above the transmission rod, and a rack is arranged below the button 14 and can be meshed with the transmission gear 16; the front end of the drawing device is rotatably connected with an adjusting ring 13 with sawteeth on the inner side, two positioning gears 12 are symmetrically meshed with the inner side of the adjusting ring 13 in a central manner, positioning rods 8 are connected between the two positioning gears 12 in a threaded manner, the rear part of each positioning rod 8 is also rectangular, scale marks are drawn on the outer side of the adjusting ring 13, and pointers are drawn at the outer side of the drawing device and positions close to the adjusting ring 13; the rear end of the drawing device is provided with a cap, two first through holes with the same cross section as the rear part of the positioning rod 8 are formed in the cap in a central symmetry mode, and the middle part of the cap is provided with a second through hole with the same cross section as the rear part of the screw rod 7; the positioning gear 12, the ball nut 15 and the transmission gear 16 are all bearing-connected with the tapping device to fix their relative positions.
As shown in fig. 5 and 6, the negative pressure tube includes a tube body and a tube cap 17, two semicircular first closing plates 20 and second closing plates 19 attached to each other are symmetrically arranged inside the tube cap 17, arc-shaped grooves are formed in the upper portions of the opposite sides of the first closing plates 20 and the second closing plates 19, a second pressing block 22 and a first pressing block 18 are respectively connected to the left side and the right side of the tube cap 17 in a sliding manner, a U-shaped rod 21 is fixedly connected between the first pressing block 18 and the first closing plates 20 and between the second pressing block 22 and the second closing plates 19, and a spring 23 is arranged between the UU-shaped rod 21 and the inner wall of the tube cap 17.
The specific implementation process is as follows:
firstly, an animal to be bled is fixed, a worker connects the three-way pipe 5, the injection needle cylinder 11 and the drawing device in sequence, then unscrews the needle sleeve 1, communicates the extension pipe 4 with the injection needle cylinder 11 by using a three-way valve, then screws the adjusting ring 13 according to requirements, adjusts the position of the positioning rod 8, inserts the needle into the vein of the animal, and then fixes the needle by using the fixing band 9, if the needle cannot lie on the skin after being inserted, a medical worker needs to hold the needle with one hand and operate the drawing device with the other hand, at the moment, the medical worker can hold the drawing device, repeatedly press the button 14 with fingers, the rack below the button 14 is meshed with the transmission gear 16 to drive the transmission gear 16 to rotate, the transmission gear 16 drives the ball nut 15 to rotate, and the ball nut 15 drives the screw rod 7 to move backwards to draw; when the blood is drawn to meet the requirement of the sample amount, the three-way valve is closed, the needle head is pulled out, the needle sleeve 1 is sleeved, the fixing band 9 is taken down, after a worker leaves a position near an animal, the puncture needle 10 is aligned to the groove and is inserted into the negative pressure tube, the puncture needle 10 is communicated with the injection needle cylinder 11 through the three-way valve, the animal blood in the injection needle cylinder 11 is transferred into the negative pressure tube to finish sampling, after the sampling is finished, the puncture needle 10 is pulled out, the needle sleeve 1 is sleeved on the needle sleeve 1, the additional processing is carried out, at the moment, the first sealing plate 20 and the second sealing plate 19 can be mutually attached under the action of the.
When blood is to be taken out later, the first pressing block 18 and the second pressing block 22 can be pressed simultaneously by fingers, so that the first sealing plate 20 and the second sealing plate can be separated, and the blood can be taken out.
The foregoing is merely an example of the present invention and common general knowledge in the art of designing and/or characterizing particular aspects and/or features is not described in any greater detail herein. It should be noted that, for those skilled in the art, without departing from the technical solution of the present invention, several variations and modifications can be made, which should also be regarded as the protection scope of the present invention, and these will not affect the effect of the implementation of the present invention and the practicability of the patent. The scope of the claims of the present application shall be determined by the contents of the claims, and the description of the embodiments and the like in the specification shall be used to explain the contents of the claims.
Claims (4)
1. An animal doctor uses animal blood collection system which characterized in that: the blood taking needle is fixed on one side of the needle seat, the other side of the needle seat is hermetically connected with a hard connecting pipe, the free end of the hard connecting pipe is hermetically connected with an extension pipe, the free end of the extension pipe is hermetically connected with the front end of the three-way pipeline, the rear end of the three-way pipeline is in threaded connection with an injection needle cylinder, the pipeline at the middle part of the three-way pipeline is hermetically connected with a puncture needle, the injection needle cylinder is in threaded connection with a drawing device, the drawing device comprises a piston, the piston is arranged in the needle cylinder in a sliding manner, a ball screw is fixed on the rear side of the piston, the ball screw comprises a ball nut and a screw rod with a rectangular rear part, a transmission gear is sleeved on the screw rod between the ball nut and the piston, a pawl is arranged on one side of the transmission gear, and an inner ratchet wheel is arranged on, the pawl is embedded with the ratchet wheel, an elastic telescopic button penetrating through the needle cylinder is arranged above the transmission rod, and a rack is arranged below the button and can be meshed with the transmission gear; the front end of the drawing device is rotatably connected with an adjusting ring with sawteeth on the inner side, two positioning gears are symmetrically meshed with the inner side of the adjusting ring in a central symmetry manner, a positioning rod is connected between the two positioning gears in a threaded manner, the rear part of the positioning rod is also rectangular, scale marks are drawn on the outer side of the adjusting ring, and a pointer is carved on the outer side of the drawing device and the position close to the adjusting ring; the negative pressure pipe comprises a pipe body and a pipe cap, two semicircular first sealing plates and two semicircular second sealing plates which are mutually attached are symmetrically arranged inside the pipe cap, the left side and the right side of the pipe cap are respectively and slidably connected with a second pressing block and a first pressing block, a U-shaped rod is fixedly connected between the first pressing block and the first sealing plate and between the second pressing block and the second sealing plate, and a spring is arranged between the U-shaped rod and the inner wall of the pipe cap.
2. A veterinary animal blood sample collection device according to claim 1, wherein: the rear end of the drawing device is provided with a cap, two first through openings which have the same cross section with the rear part of the positioning rod are symmetrically formed in the center of the cap, and a second through opening which has the same cross section with the rear part of the screw rod is formed in the middle of the cap.
3. A veterinary animal blood sample collection device according to claim 1, wherein: the needle head and the puncture needle are sleeved with a needle sleeve, and a fixing band is fixed on the hard connecting tube.
4. A veterinary animal blood sample collection device according to claim 1, wherein: and the upper parts of the opposite sides of the first closing plate and the second closing plate are provided with arc-shaped grooves.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110159286.8A CN112932479B (en) | 2021-02-05 | 2021-02-05 | Animal doctor uses animal blood collection system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110159286.8A CN112932479B (en) | 2021-02-05 | 2021-02-05 | Animal doctor uses animal blood collection system |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN112932479A true CN112932479A (en) | 2021-06-11 |
| CN112932479B CN112932479B (en) | 2022-05-20 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110159286.8A Expired - Fee Related CN112932479B (en) | 2021-02-05 | 2021-02-05 | Animal doctor uses animal blood collection system |
Country Status (1)
| Country | Link |
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| CN (1) | CN112932479B (en) |
Citations (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4479578A (en) * | 1981-04-09 | 1984-10-30 | The West Company | Single barrel two-compartment medicament container assembly |
| EP1612156A1 (en) * | 2004-06-30 | 2006-01-04 | Electrodomesticos Taurus S.L. | Lid for bottles or containers |
| CN106361353A (en) * | 2016-09-25 | 2017-02-01 | 东莞市联洲知识产权运营管理有限公司 | Blood collecting device for medical examination |
| CN205964053U (en) * | 2016-07-11 | 2017-02-22 | 无锡市动物疫病预防控制中心 | Integral type hemostix |
| WO2018036262A1 (en) * | 2016-08-25 | 2018-03-01 | 张煜爽 | Hydrogen-rich water generation bottle cap mounted on mineral water bottle |
| CN108378858A (en) * | 2018-02-13 | 2018-08-10 | 宫婷 | A kind of animal doctor's animal blood sampling unit |
| CN110169776A (en) * | 2019-05-29 | 2019-08-27 | 郭文杰 | A kind of livestock blood collector |
| CN209611157U (en) * | 2019-02-14 | 2019-11-12 | 遵义医学院附属医院 | A kind of blood internal medicine blood-taking device |
| CN210149866U (en) * | 2019-01-31 | 2020-03-17 | 常州市第二人民医院 | Gastroenterology sampling test seals up deposits storage device |
| CN210727758U (en) * | 2019-07-15 | 2020-06-12 | 中国人民解放军总医院第四医学中心 | Novel needle holder |
| CN210844711U (en) * | 2019-06-20 | 2020-06-26 | 沈娟 | Self-rescue type injection auxiliary device based on existing injector |
| CN211157771U (en) * | 2019-09-16 | 2020-08-04 | 中国人民解放军联勤保障部队第九0四医院 | Novel infusion joint |
| CN211300001U (en) * | 2019-11-22 | 2020-08-21 | 李伟 | Accurate testing arrangement that draws blood |
| CN211381381U (en) * | 2019-08-01 | 2020-09-01 | 何立鹃 | Blood taking needle for medical examination |
-
2021
- 2021-02-05 CN CN202110159286.8A patent/CN112932479B/en not_active Expired - Fee Related
Patent Citations (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4479578A (en) * | 1981-04-09 | 1984-10-30 | The West Company | Single barrel two-compartment medicament container assembly |
| EP1612156A1 (en) * | 2004-06-30 | 2006-01-04 | Electrodomesticos Taurus S.L. | Lid for bottles or containers |
| CN205964053U (en) * | 2016-07-11 | 2017-02-22 | 无锡市动物疫病预防控制中心 | Integral type hemostix |
| WO2018036262A1 (en) * | 2016-08-25 | 2018-03-01 | 张煜爽 | Hydrogen-rich water generation bottle cap mounted on mineral water bottle |
| CN106361353A (en) * | 2016-09-25 | 2017-02-01 | 东莞市联洲知识产权运营管理有限公司 | Blood collecting device for medical examination |
| CN108378858A (en) * | 2018-02-13 | 2018-08-10 | 宫婷 | A kind of animal doctor's animal blood sampling unit |
| CN210149866U (en) * | 2019-01-31 | 2020-03-17 | 常州市第二人民医院 | Gastroenterology sampling test seals up deposits storage device |
| CN209611157U (en) * | 2019-02-14 | 2019-11-12 | 遵义医学院附属医院 | A kind of blood internal medicine blood-taking device |
| CN110169776A (en) * | 2019-05-29 | 2019-08-27 | 郭文杰 | A kind of livestock blood collector |
| CN210844711U (en) * | 2019-06-20 | 2020-06-26 | 沈娟 | Self-rescue type injection auxiliary device based on existing injector |
| CN210727758U (en) * | 2019-07-15 | 2020-06-12 | 中国人民解放军总医院第四医学中心 | Novel needle holder |
| CN211381381U (en) * | 2019-08-01 | 2020-09-01 | 何立鹃 | Blood taking needle for medical examination |
| CN211157771U (en) * | 2019-09-16 | 2020-08-04 | 中国人民解放军联勤保障部队第九0四医院 | Novel infusion joint |
| CN211300001U (en) * | 2019-11-22 | 2020-08-21 | 李伟 | Accurate testing arrangement that draws blood |
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| Publication number | Publication date |
|---|---|
| CN112932479B (en) | 2022-05-20 |
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