CN109172955A - A kind of rotary-type novopen needle - Google Patents
A kind of rotary-type novopen needle Download PDFInfo
- Publication number
- CN109172955A CN109172955A CN201811323369.0A CN201811323369A CN109172955A CN 109172955 A CN109172955 A CN 109172955A CN 201811323369 A CN201811323369 A CN 201811323369A CN 109172955 A CN109172955 A CN 109172955A
- Authority
- CN
- China
- Prior art keywords
- needle
- syringe needle
- fixing seat
- insulin
- protective cap
- 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.)
- Pending
Links
- NOESYZHRGYRDHS-UHFFFAOYSA-N insulin Chemical compound N1C(=O)C(NC(=O)C(CCC(N)=O)NC(=O)C(CCC(O)=O)NC(=O)C(C(C)C)NC(=O)C(NC(=O)CN)C(C)CC)CSSCC(C(NC(CO)C(=O)NC(CC(C)C)C(=O)NC(CC=2C=CC(O)=CC=2)C(=O)NC(CCC(N)=O)C(=O)NC(CC(C)C)C(=O)NC(CCC(O)=O)C(=O)NC(CC(N)=O)C(=O)NC(CC=2C=CC(O)=CC=2)C(=O)NC(CSSCC(NC(=O)C(C(C)C)NC(=O)C(CC(C)C)NC(=O)C(CC=2C=CC(O)=CC=2)NC(=O)C(CC(C)C)NC(=O)C(C)NC(=O)C(CCC(O)=O)NC(=O)C(C(C)C)NC(=O)C(CC(C)C)NC(=O)C(CC=2NC=NC=2)NC(=O)C(CO)NC(=O)CNC2=O)C(=O)NCC(=O)NC(CCC(O)=O)C(=O)NC(CCCNC(N)=N)C(=O)NCC(=O)NC(CC=3C=CC=CC=3)C(=O)NC(CC=3C=CC=CC=3)C(=O)NC(CC=3C=CC(O)=CC=3)C(=O)NC(C(C)O)C(=O)N3C(CCC3)C(=O)NC(CCCCN)C(=O)NC(C)C(O)=O)C(=O)NC(CC(N)=O)C(O)=O)=O)NC(=O)C(C(C)CC)NC(=O)C(CO)NC(=O)C(C(C)O)NC(=O)C1CSSCC2NC(=O)C(CC(C)C)NC(=O)C(NC(=O)C(CCC(N)=O)NC(=O)C(CC(N)=O)NC(=O)C(NC(=O)C(N)CC=1C=CC=CC=1)C(C)C)CC1=CN=CN1 NOESYZHRGYRDHS-UHFFFAOYSA-N 0.000 claims abstract description 154
- 102000004877 Insulin Human genes 0.000 claims abstract description 79
- 108090001061 Insulin Proteins 0.000 claims abstract description 79
- 229940125396 insulin Drugs 0.000 claims abstract description 79
- 238000002347 injection Methods 0.000 claims abstract description 53
- 239000007924 injection Substances 0.000 claims abstract description 53
- 230000001681 protective effect Effects 0.000 claims abstract description 45
- 230000002924 anti-infective effect Effects 0.000 claims description 8
- 239000000084 colloidal system Substances 0.000 claims description 4
- 230000008602 contraction Effects 0.000 claims description 4
- 230000001771 impaired effect Effects 0.000 abstract description 4
- 238000004064 recycling Methods 0.000 abstract description 4
- 239000002699 waste material Substances 0.000 description 8
- 210000000496 pancreas Anatomy 0.000 description 5
- 241000894006 Bacteria Species 0.000 description 4
- 241000700605 Viruses Species 0.000 description 4
- 239000007787 solid Substances 0.000 description 4
- 238000010586 diagram Methods 0.000 description 3
- 208000015181 infectious disease Diseases 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 238000003780 insertion Methods 0.000 description 2
- 230000037431 insertion Effects 0.000 description 2
- 239000002906 medical waste Substances 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 229940127560 insulin pen Drugs 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
- 208000001072 type 2 diabetes mellitus Diseases 0.000 description 1
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
- 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
- A61M5/3202—Devices for protection of the needle before use, e.g. caps
-
- 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
- A61M5/322—Retractable needles, i.e. disconnected from and withdrawn into the syringe barrel by the piston
- A61M5/3221—Constructional features thereof, e.g. to improve manipulation or functioning
-
- 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
- A61M5/3276—Means imparting rotational movement to the needle or needle hub in order to assist in its disconnection from syringe nozzle
Abstract
The invention discloses a kind of rotary-type novopen needles, including needle protection outer housing, the top of the needle protection outer housing is welded with needle protective cap fixing seat, and the syringe needle that has been internally embedded of needle protection outer housing rotates fixing seat, the top bolt of the needle protective cap fixing seat has protective cap on syringe needle, and rotation fixing seat baffle is provided on the inside of the bottom end of needle protective cap fixing seat, needle protection outer housing is provided on the outside of injection of insulin syringe needle of the invention, injection of insulin syringe needle is telescopic structure, when needing using injection of insulin syringe needle, by pushing syringe needle rotary fixing base that can stretch out syringe needle, injection of insulin syringe needle can be retracted into needle protection outer housing after use, prevent the impaired deformation of syringe needle, and needle protection outer housing is fabricated structure, it is more advantageous to the recycling of recycling syringe needle again It utilizes, while preventing the injection of insulin syringe needle after from stabbing hand in processing, when processing is safer.
Description
Technical field
The invention belongs to novopen needle technical fields, and in particular to a kind of rotary-type novopen needle.
Background technique
Insulin pen injectors are made of syringe needle, novopen etc., disposable, are used for maturity-onset diabetes
A kind of medical instruments of patient's insulin injection.
However there are still some unreasonable during carrying out insulin injection to patient for existing novopen needle
Factor, existing insulin syringe when in use: injection of insulin syringe needle is embedded in inside syringe needle fixing seat, when use by
Syringe needle fixing seat is screwed with insulin injection pen to be connect, and usually syringe needle protection cover is fixed in syringe needle after use
Then outside is discarded in medical waste case, but syringe needle protection cover and injection of insulin syringe needle engaging be not very securely,
Syringe needle protection cover is easy to fall off during abandoning and handling Biohazard Waste, causes syringe needle is naked to be exposed on the external, exposed
It is easy to impaired deformation in extraneous syringe needle, cannot recycle and utilize, while during handling Biohazard Waste, syringe needle is very
It is easy to hurt the hand of processor, contains a large amount of bacterium and virus in Biohazard Waste, the hand after stabbing is easy infection
Bacterium and virus in waste, there are biggish security risks.
Summary of the invention
The purpose of the present invention is to provide a kind of rotary-type novopen needles, to solve to propose pancreas islet in above-mentioned background technique
Plain injection needle is embedded in inside syringe needle fixing seat, and when use, which is screwed by syringe needle fixing seat with insulin injection pen, to be connect, and is made
Usually syringe needle protection cover is fixed on the outside of syringe needle with rear, is then discarded in medical waste case, but syringe needle
What protective cover and injection of insulin syringe needle engaged is not very securely syringe needle during abandoning and handling Biohazard Waste
Protective cover is easy to fall off, and causes syringe needle is naked to be exposed on the external, exposed to be easy to impaired deformation in extraneous syringe needle, cannot recycle
It utilizes, while during handling Biohazard Waste, syringe needle is easy to hurt the hand of processor, contains in Biohazard Waste
There are a large amount of bacterium and virus, the hand after stabbing is easy bacterium and virus in infection waste, and there are biggish safety is hidden
The problem of suffering from.
To achieve the above object, the invention provides the following technical scheme: a kind of rotary-type novopen needle, including syringe needle are anti-
Outer housing is protected, the top of the needle protection outer housing is welded with needle protective cap fixing seat, and needle protection outer housing is interior
Portion is embedded with syringe needle rotation fixing seat, and the top bolt of the needle protective cap fixing seat has protective cap on syringe needle, and syringe needle is protected
Rotation fixing seat baffle is provided on the inside of the bottom end of helmet fixing seat, on the syringe needle between protective cap and syringe needle rotation fixing seat
Engaging has syringe needle contraction spring, and the top of protective cap offers syringe needle fixed link stretching hole on syringe needle, and the syringe needle rotation is solid
The bottom end bolt of reservation has insulin injection pen, and the insulin injection pen is internally provided with insulin locker room, and pancreas islet
The top of plain injection pen is bonded with the anti-infection protective film of insulin, and the top of the syringe needle rotation fixing seat is provided with insulin needle
Head fixed link, and it is provided with rotation fixing seat lug at left and right sides of the bottom end of syringe needle rotation fixing seat, the insulin syringe needle is solid
Fixed pole has been internally embedded injection of insulin syringe needle.
Preferably, the injection of insulin syringe needle and insulin syringe needle fixed link are fixed by card slot.
Preferably, the insulin injection pen and syringe needle rotation fixing seat are fixed by threaded engagement.
Preferably, the anti-infection protective film of the insulin and insulin injection pen are adhesively fixed by colloid.
Preferably, protective cap and needle protective cap fixing seat are fixed by threaded engagement on the syringe needle.
Preferably, the insulin syringe needle fixed link and syringe needle rotation fixing seat are integrated type structure.
Preferably, the needle protective cap fixing seat and rotation fixing seat baffle are integrated type structure.
Compared with prior art, the beneficial effects of the present invention are: being provided with needle on the outside of injection of insulin syringe needle of the invention
Head guard shield body, injection of insulin syringe needle is telescopic structure, when needing using injection of insulin syringe needle, by pushing needle
Head rotary fixing base can stretch out syringe needle, and injection of insulin syringe needle can be retracted into needle protection shell after use
In body, the impaired deformation of syringe needle is prevented, and needle protection outer housing is fabricated structure, the recycling for being more advantageous to recycling syringe needle is sharp again
With while preventing the injection of insulin syringe needle after from stabbing hand in processing, when processing is safer.
Detailed description of the invention
Fig. 1 is that vertical section of the invention splits positive structure diagram;
Fig. 2 is vertical section positive structure diagram after insulin injection pen insertion needle of the invention rotates fixing seat;
Vertical section positive structure diagram when Fig. 3 is use of the invention;
Fig. 4 is protective cap schematic perspective view on syringe needle of the invention;
Fig. 5 is needle protective cap fixing seat schematic perspective view of the invention;
Fig. 6 is that syringe needle of the invention rotates fixing seat schematic perspective view;
Fig. 7 is needle protection outer housing schematic perspective view of the invention;
In figure: protective cap, 2- needle protective cap fixing seat, 3- needle protection outer housing, the rotation of 4- syringe needle are solid on 1- syringe needle
Reservation, 5- injection of insulin syringe needle, 6- insulin injection pen, 7- insulin locker room, the anti-infection protective film of 8- insulin, 9- turn
Dynamic fixing seat lug, 10- insulin syringe needle fixed link, 11- rotation fixing seat baffle, 12- syringe needle contraction spring, 13- syringe needle are solid
Fixed pole stretches out hole.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts every other
Embodiment shall fall within the protection scope of the present invention.
Fig. 1, Fig. 2, Fig. 3, Fig. 4, Fig. 5, Fig. 6, Fig. 7 are please referred to, the invention provides the following technical scheme: a kind of rotary-type pancreas
Island element needle, including needle protection outer housing 3, the top of needle protection outer housing 3 are welded with needle protective cap fixing seat 2, and
Needle protection outer housing 3 has been internally embedded syringe needle rotation fixing seat 4, and the top bolt of needle protective cap fixing seat 2 has syringe needle
Upper protective cap 1, and rotation fixing seat baffle 11 is provided on the inside of the bottom end of needle protective cap fixing seat 2,1 He of protective cap on syringe needle
Engaging has syringe needle contraction spring 12 between syringe needle rotation fixing seat 4, and the top of protective cap 1 offers syringe needle fixed link on syringe needle
Hole 13 is stretched out, the bottom end bolt of syringe needle rotation fixing seat 4 has insulin injection pen 6, and insulin injection pen 6 is internally provided with pancreas
The locker room Dao Su 7, and the top of insulin injection pen 6 is bonded with the anti-infection protective film 8 of insulin, syringe needle rotates fixing seat 4
Top is provided with insulin syringe needle fixed link 10, and is provided with rotation fixing seat at left and right sides of the bottom end of syringe needle rotation fixing seat 4
Lug 9, insulin syringe needle fixed link 10 have been internally embedded injection of insulin syringe needle 5.
In order to make 5 fixation of injection of insulin syringe needle, in the present embodiment, it is preferred that injection of insulin syringe needle 5 and pancreas islet
Plain syringe needle fixed link 10 is fixed by card slot.
In order to make 6 fixation of insulin injection pen, in the present embodiment, it is preferred that insulin injection pen 6 and syringe needle rotation
Fixing seat 4 is fixed by threaded engagement.
In order to make anti-8 fixation of infection protective film of insulin, in the present embodiment, it is preferred that the anti-infection protection of insulin
Film 8 and insulin injection pen 6 are adhesively fixed by colloid.
In order to keep protective cap 1 on syringe needle easy to disassemble, in the present embodiment, it is preferred that protective cap 1 and syringe needle protection on syringe needle
Cap fixing seat 2 is fixed by threaded engagement.
In order to keep insulin syringe needle 10 intensity of fixed link bigger, in the present embodiment, it is preferred that insulin syringe needle fixed link 10
Type structure is integrated with syringe needle rotation fixing seat 4.
It is bigger in order to make to rotate 11 intensity of fixing seat baffle, in the present embodiment, it is preferred that 2 He of needle protective cap fixing seat
Rotation fixing seat baffle 11 is integrated type structure.
The working principle of the invention and process for using: it after the present invention installs, first checks for installation of the invention and fixes
And security protection, it then can use, in use, injection of insulin syringe needle 5 and insulin syringe needle fixed link 10 are led to
It crosses card slot to be fixed, insulin injection pen 6 and syringe needle rotation fixing seat 4 be fixed by threaded engagement, by insulin
Anti- infection protective film 8 and insulin injection pen 6 are adhesively fixed by colloid, and protective cap 1 and needle protective cap on syringe needle are consolidated
Reservation 2 is fixed by threaded engagement.
Then, when needing insulin injection, needle protection outer housing 3 is held on the other hand, and another hand holds insulin note
Pen 6 is penetrated, by the bottom end of 6 insertion needle of insulin injection pen rotation fixing seat 4, and screws fixation, then pushes up simultaneously up time
Needle rotates 6 to 90 degree of insulin injection pen, and syringe needle rotation fixing seat 4 is made to move up and rotate, when syringe needle rotates fixing seat 4
The rotation fixing seat lug 9 of two sides by rotation fixing seat baffle 11 when, then by insulin injection pen 6 rotate 90 degree, syringe needle
Rotation fixing seat 4 is to be fixed by the rotation fixing seat lug 9 of two sides with rotation fixing seat baffle 11, can be carried out at this time
Insulin injection, after injection, needle protection outer housing 3 can be contracted to for injection of insulin syringe needle 5 by repeating aforesaid operations
Inside.
It although an embodiment of the present invention has been shown and described, for the ordinary skill in the art, can be with
A variety of variations, modification, replacement can be carried out to these embodiments without departing from the principles and spirit of the present invention by understanding
And modification, the scope of the present invention is defined by the appended.
Claims (7)
1. a kind of rotary-type novopen needle, including needle protection outer housing (3), it is characterised in that: the needle protection shell
The top of body (3) is welded with needle protective cap fixing seat (2), and needle protection outer housing (3) has been internally embedded syringe needle rotation
The top bolt of fixing seat (4), the needle protective cap fixing seat (2) has protective cap on syringe needle (1), and needle protective cap is fixed
Rotation fixing seat baffle (11) is provided on the inside of the bottom end of seat (2), protective cap (1) and syringe needle rotate fixing seat on the syringe needle
(4) engaging has syringe needle contraction spring (12) between, and the top of protective cap (1) offers syringe needle fixed link stretching hole on syringe needle
(13), the bottom end bolt of syringe needle rotation fixing seat (4) has insulin injection pen (6), the insulin injection pen (6) it is interior
Portion is provided with insulin locker room (7), and the top of insulin injection pen (6) is bonded with the anti-infection protective film (8) of insulin, institute
The top for stating syringe needle rotation fixing seat (4) is provided with insulin syringe needle fixed link (10), and the bottom end of syringe needle rotation fixing seat (4)
The left and right sides is provided with rotation fixing seat lug (9), and the insulin syringe needle fixed link (10) has been internally embedded insulin note
Penetrate syringe needle (5).
2. a kind of rotary-type novopen needle according to claim 1, it is characterised in that: the injection of insulin syringe needle
(5) it is fixed with insulin syringe needle fixed link (10) by card slot.
3. a kind of rotary-type novopen needle according to claim 1, it is characterised in that: the insulin injection pen (6)
It is fixed with syringe needle rotation fixing seat (4) by threaded engagement.
4. a kind of rotary-type novopen needle according to claim 1, it is characterised in that: the anti-infection protection of insulin
Film (8) and insulin injection pen (6) are adhesively fixed by colloid.
5. a kind of rotary-type novopen needle according to claim 1, it is characterised in that: protective cap (1) on the syringe needle
It is fixed with needle protective cap fixing seat (2) by threaded engagement.
6. a kind of rotary-type novopen needle according to claim 1, it is characterised in that: the insulin syringe needle fixed link
(10) and syringe needle rotation fixing seat (4) is integrated type structure.
7. a kind of rotary-type novopen needle according to claim 1, it is characterised in that: the needle protective cap fixing seat
(2) and rotation fixing seat baffle (11) is integrated type structure.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201811323369.0A CN109172955A (en) | 2018-11-08 | 2018-11-08 | A kind of rotary-type novopen needle |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201811323369.0A CN109172955A (en) | 2018-11-08 | 2018-11-08 | A kind of rotary-type novopen needle |
Publications (1)
Publication Number | Publication Date |
---|---|
CN109172955A true CN109172955A (en) | 2019-01-11 |
Family
ID=64942394
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201811323369.0A Pending CN109172955A (en) | 2018-11-08 | 2018-11-08 | A kind of rotary-type novopen needle |
Country Status (1)
Country | Link |
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CN (1) | CN109172955A (en) |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN111330117A (en) * | 2020-03-12 | 2020-06-26 | 江苏谦元医疗科技有限公司 | Safety insulin needle |
CN112546328A (en) * | 2020-12-08 | 2021-03-26 | 河南科技大学第一附属医院 | Prevent accidentally injuring insulin syringe needle external member |
CN113303836A (en) * | 2021-06-03 | 2021-08-27 | 浙江省立同德医院 | Gynaecology uses endometrium sampling device |
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CN102470219A (en) * | 2009-08-21 | 2012-05-23 | Shl集团有限责任公司 | Safety pen needle device |
KR20120008290U (en) * | 2012-10-16 | 2012-12-04 | 방영철 | Insulin Syringe Safety Needle |
CN206660239U (en) * | 2016-12-07 | 2017-11-24 | 宁波美生医疗器材有限公司 | A kind of safety-type scalable injection of insulin syringe needle |
CN108543169A (en) * | 2018-05-16 | 2018-09-18 | 普昂(杭州)医疗科技有限公司 | A kind of safety type novopen needle |
CN209137622U (en) * | 2018-11-08 | 2019-07-23 | 安徽宏宇五洲医疗器械股份有限公司 | A kind of rotary-type novopen needle |
-
2018
- 2018-11-08 CN CN201811323369.0A patent/CN109172955A/en active Pending
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102470219A (en) * | 2009-08-21 | 2012-05-23 | Shl集团有限责任公司 | Safety pen needle device |
KR20120008290U (en) * | 2012-10-16 | 2012-12-04 | 방영철 | Insulin Syringe Safety Needle |
CN206660239U (en) * | 2016-12-07 | 2017-11-24 | 宁波美生医疗器材有限公司 | A kind of safety-type scalable injection of insulin syringe needle |
CN108543169A (en) * | 2018-05-16 | 2018-09-18 | 普昂(杭州)医疗科技有限公司 | A kind of safety type novopen needle |
CN209137622U (en) * | 2018-11-08 | 2019-07-23 | 安徽宏宇五洲医疗器械股份有限公司 | A kind of rotary-type novopen needle |
Cited By (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN111330117A (en) * | 2020-03-12 | 2020-06-26 | 江苏谦元医疗科技有限公司 | Safety insulin needle |
CN111330117B (en) * | 2020-03-12 | 2022-01-18 | 江苏谦元医疗科技有限公司 | Safety insulin needle |
CN112546328A (en) * | 2020-12-08 | 2021-03-26 | 河南科技大学第一附属医院 | Prevent accidentally injuring insulin syringe needle external member |
CN112546328B (en) * | 2020-12-08 | 2022-05-17 | 河南科技大学第一附属医院 | Prevent accidentally injuring insulin syringe needle external member |
CN113303836A (en) * | 2021-06-03 | 2021-08-27 | 浙江省立同德医院 | Gynaecology uses endometrium sampling device |
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