CN108784715B - Single-wing puncture needle sheath assembly and blood taking needle - Google Patents
Single-wing puncture needle sheath assembly and blood taking needle Download PDFInfo
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- CN108784715B CN108784715B CN201810753615.XA CN201810753615A CN108784715B CN 108784715 B CN108784715 B CN 108784715B CN 201810753615 A CN201810753615 A CN 201810753615A CN 108784715 B CN108784715 B CN 108784715B
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- needle
- sheath
- limiting mechanism
- open slot
- cavity
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- 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
- A61B5/150007—Details
- A61B5/150374—Details of piercing elements or protective means for preventing accidental injuries by such piercing elements
- A61B5/150381—Design of piercing elements
- A61B5/150389—Hollow piercing elements, e.g. canulas, needles, for piercing the skin
-
- 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
- A61B5/150374—Details of piercing elements or protective means for preventing accidental injuries by such piercing elements
- A61B5/150534—Design of protective means for piercing elements for preventing accidental needle sticks, e.g. shields, caps, protectors, axially extensible sleeves, pivotable protective sleeves
- A61B5/150541—Breakable protectors, e.g. caps, shields or sleeves, i.e. protectors separated destructively, e.g. by breaking a connecting area
- A61B5/150564—Protectors removed by pulling or pushing
-
- 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
- A61B5/150374—Details of piercing elements or protective means for preventing accidental injuries by such piercing elements
- A61B5/150534—Design of protective means for piercing elements for preventing accidental needle sticks, e.g. shields, caps, protectors, axially extensible sleeves, pivotable protective sleeves
- A61B5/150633—Protective sleeves which are axially extensible, e.g. sleeves connected to, or integrated in, the piercing or driving device; pivotable protective sleeves
-
- 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
- A61B5/150374—Details of piercing elements or protective means for preventing accidental injuries by such piercing elements
- A61B5/150534—Design of protective means for piercing elements for preventing accidental needle sticks, e.g. shields, caps, protectors, axially extensible sleeves, pivotable protective sleeves
- A61B5/150664—Pivotable protective sleeves, i.e. sleeves connected to, or integrated in, the piercing or driving device, and which are pivoted for covering or uncovering the piercing element
-
- 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
- A61B5/15074—Needle sets comprising wings, e.g. butterfly type, for ease of handling
-
- 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
- A61M5/14—Infusion devices, e.g. infusing by gravity; Blood infusion; Accessories therefor
- A61M5/158—Needles for infusions; Accessories therefor, e.g. for inserting infusion needles, or for holding them on the body
-
- 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
- A61M5/3213—Caps placed axially onto the needle, e.g. equipped with finger protection guards
-
- 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
- A61M5/3243—Means for protection against accidental injuries by used needles being axially-extensible, e.g. protective sleeves coaxially slidable on the syringe barrel
- A61M5/3273—Means for protection against accidental injuries by used needles being axially-extensible, e.g. protective sleeves coaxially slidable on the syringe barrel freely sliding on needle shaft without connection to syringe or needle
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A50/00—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE in human health protection, e.g. against extreme weather
- Y02A50/30—Against vector-borne diseases, e.g. mosquito-borne, fly-borne, tick-borne or waterborne diseases whose impact is exacerbated by climate change
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- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Animal Behavior & Ethology (AREA)
- Hematology (AREA)
- Veterinary Medicine (AREA)
- Public Health (AREA)
- Biomedical Technology (AREA)
- Heart & Thoracic Surgery (AREA)
- General Health & Medical Sciences (AREA)
- Pathology (AREA)
- Surgery (AREA)
- Molecular Biology (AREA)
- Medical Informatics (AREA)
- Biophysics (AREA)
- Physics & Mathematics (AREA)
- Vascular Medicine (AREA)
- Anesthesiology (AREA)
- Environmental & Geological Engineering (AREA)
- Measurement Of The Respiration, Hearing Ability, Form, And Blood Characteristics Of Living Organisms (AREA)
- Infusion, Injection, And Reservoir Apparatuses (AREA)
Abstract
The invention provides a single-wing puncture needle sheath assembly, which comprises a sheath, a needle tube seat and a needle handle, wherein the needle handle is arranged on the needle tube seat, the needle tube seat is arranged in a cavity of the sheath, the needle tube seat can slide and rotate in the cavity of the sheath, the sheath is provided with a first open groove and a second open groove, the first open groove is communicated with the second open groove, a first limiting mechanism is arranged in the first open groove, and before use, the first limiting mechanism is used for clamping the needle handle in the first open groove so as to fix the needle tube seat in the cavity of the sheath; the second open slot is internally provided with a second limiting mechanism, the needle handle can slide in the second open slot, and after the needle handle is used, the second limiting mechanism is used for clamping the needle handle so that the needle tube seat is fixed in the cavity of the sheath. The sheath component of the single-wing puncture needle can prevent the needle tube from being exposed, avoid the needle tube from being stabbed by mistake and effectively improve the safety. The invention also provides a blood taking needle adopting the single-wing puncture needle sheath assembly.
Description
Technical Field
The invention relates to the technical field of medical equipment, in particular to a sheath assembly of a single-wing puncture needle and a blood taking needle.
Background
The stainless steel needle tube puncture of the body of a patient is an indispensable operation in the projects of transfusion, blood sampling and the like. Transfusion and blood sampling are needed to be carried out by using a transfusion device and a blood sampling device, the current transfusion device and the blood sampling device on the market at present are pulled out of the sheath, and after the medical staff finishes blood sampling, the needle point of the needle tube is exposed outside.
After the operations of transfusion, blood sampling and the like are finished, as the needle point is exposed outside and no protective measures exist, medical staff is caused to carelessly operate the operation, the needle point of the polluted puncture needle is extremely easy to puncture, the virus cross infection is caused, and if a patient suffers from infectious diseases, the consequences are more serious. Clinically, accidental needle sticks are a long-standing and unavoidable problem.
Therefore, the needle-prick prevention safety device for protecting the needle tip and avoiding the person from being pricked by mistake is designed, which is favorable for protecting medical staff and is also an urgent market demand.
Disclosure of Invention
In view of the foregoing, an aspect of the present invention provides a single-winged needle guard assembly that is resistant to needle sticks to promote safety.
The single-wing puncture needle sheath assembly comprises a sheath, a needle tube seat and a needle handle, wherein the needle handle is arranged on the needle tube seat, the needle tube seat is arranged in a cavity of the sheath, the needle tube seat can slide and rotate in the cavity of the sheath, the sheath is provided with a first open slot and a second open slot, the first open slot is communicated with the second open slot, a first limiting mechanism is arranged in the first open slot, and before use, the first limiting mechanism is used for clamping the needle handle in the first open slot so as to fix the needle tube seat in the cavity of the sheath; the second open slot is internally provided with a second limiting mechanism, the needle handle can slide in the second open slot, and after the needle handle is used, the second limiting mechanism is used for clamping the needle handle so that the needle tube seat is fixed in the cavity of the sheath.
According to the single-wing puncture needle sheath assembly, the needle tube seat can be connected with a needle tube for blood collection or an infusion apparatus for infusion, and the like, and before the single-wing puncture needle sheath assembly is used, the needle handle is clamped in the first opening groove through the first limiting mechanism, so that the needle tube seat is fixed in the cavity of the sheath, and the product failure caused by the exposure of the needle tube is avoided; when blood sampling or transfusion is needed, one hand holds the sheath, the other hand holds the needle handle, the needle handle is broken towards the direction of the second opening groove, the needle handle is broken through the first limiting mechanism, the needle handle falls into the second opening groove from the first opening groove, then the needle handle is held, pushed to the bottom along the second opening groove, the needle tube is exposed, and then the needle tip of the needle tube is penetrated into a vein for blood sampling or transfusion; after blood drawing or transfusion is finished, the sheath is pressed by hands and the needle handle is pinched, the needle tube is slowly pulled out of the vein along the second opening groove, the needle handle is continuously retreated until the needle handle slides over the second limiting mechanism, the needle handle is clamped through the second limiting mechanism, and the needle tube seat and the needle tube are fixed in the sheath, so that the needle tube can be prevented from being exposed, the mistaken stabbing of the needle tube is avoided, and the safety is effectively improved.
In addition, the single-wing puncture needle sheath assembly provided by the invention can also have the following additional technical characteristics:
further, the first limiting mechanism is of a boss structure.
Further, the second limiting mechanism is of an inverted-hanging thorn structure.
Further, the number of the boss structures is two, and the two boss structures are respectively arranged at two ends of the first open groove.
Further, anti-skid patterns are arranged outside the sheath.
Further, the needle handle is fan-shaped.
Further, the sheath, the needle holder and the needle handle are all elastic members.
Another aspect of the present invention provides a lancet for preventing needle stick to improve safety. The blood taking needle comprises the single-wing puncture needle sheath assembly and further comprises a needle tube, wherein the needle tube is arranged on the needle tube seat, the needle tube is arranged in a cavity of the sheath, the needle tube can slide and rotate in the cavity of the sheath, and before the blood taking needle is used, the needle handle is clamped in the first open slot by the first limiting mechanism, so that the needle tube seat and the needle tube are fixed in the cavity of the sheath; after blood collection, the blood collection needle pushes the needle handle towards the direction of the second limiting mechanism until the second limiting mechanism clamps the needle handle, so that the needle tube seat and the needle tube are fixed in the cavity of the sheath.
The blood taking needle also comprises a blood taking catheter and a blood taking tube puncture needle connected with the blood taking catheter, and the blood taking catheter is communicated with the needle tube.
Drawings
Fig. 1 is a schematic structural view of a lancet according to an embodiment of the present invention;
FIG. 2 is a schematic view of the jacket of FIG. 1;
FIG. 3 is a schematic view of a lancet according to an embodiment of the present invention (excluding a blood collection tube and a blood collection tube puncture needle);
FIG. 4 is a schematic view of a lancet according to an embodiment of the present invention (excluding a blood collection tube and a blood collection tube puncture needle);
fig. 5 is a schematic structural view of a lancet (excluding a blood collection catheter and a blood collection tube puncture needle) according to an embodiment of the present invention after use.
Detailed Description
In order that the above objects, features and advantages of the invention will be readily understood, a more particular description of the invention will be rendered by reference to the appended drawings. Several embodiments of the invention are presented in the figures. This invention may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete.
It will be understood that when an element is referred to as being "mounted" on another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. The terms "vertical," "horizontal," "left," "right," "upper," "lower," and the like are used herein for descriptive purposes only and not to indicate or imply that the apparatus or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the invention.
In the present invention, unless explicitly specified and limited otherwise, the terms "mounted," "connected," "secured," and the like are to be construed broadly and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present invention can be understood by those of ordinary skill in the art according to the specific circumstances. The term "and/or" as used herein includes any and all combinations of one or more of the associated listed items.
Referring to fig. 1 to 5, the lancet provided in the embodiment of the present invention includes a single-wing lancet sheath assembly and a needle tube 30, a blood collection catheter 40, and a blood collection tube lancet 50.
The single-wing puncture needle sheath assembly comprises a sheath 10, a needle tube seat 20 and a needle handle 60, wherein the needle handle 60 is arranged on the needle tube seat 20, the needle tube 30 is arranged on the needle tube seat 20, the needle tube seat 20 and the needle tube 30 are arranged in a cavity of the sheath 10, and the needle tube seat 20 and the needle tube 30 can slide and rotate in the cavity of the sheath.
The needle handle 60 is in a fan shape, so as to facilitate the product taking and the blood sampling operation.
The blood collection tube 40 is connected to the blood collection tube puncture needle 50, and the blood collection tube 40 communicates with the needle tube 30. Specifically, the end of the needle holder 20 facing away from the needle tube 30 is provided with a through hole for connecting the blood collection tube 60, and the structures of the blood collection tube 40 and the blood collection tube puncture needle 50 are all general structures, so that the description thereof will not be repeated here. Note that, the blood collection tube 40 may be omitted according to the actual situation, that is, the blood collection tube puncture needle 50 may be directly connected to the needle tube seat 20 to perform the blood collection operation, and the technical effect of the present invention may be achieved as well, and therefore, the present invention is not limited to whether the blood collection tube 40 is included in the blood collection needle.
The sheath 10 is provided with a first open slot 101 and a second open slot 102, the first open slot 101 being in communication with the second open slot 102.
The first open slot 101 is provided with a first limit mechanism 11, and before the blood taking needle is used, the first limit mechanism 11 clamps the needle handle 60 in the first open slot 101, so that the needle tube seat 20 and the needle tube 30 are fixed in the cavity of the sheath 10. It should be noted that the length of the sheath 10 should be suitable to ensure complete enclosure of the needle cannula 30 and avoid exposure of the needle cannula 30.
The first limiting mechanism 11 is specifically a boss structure with a protruding direction facing the needle tube 30. In order to ensure that the first limiting mechanism 11 has a limiting effect on the needle handle 60, two boss structures may be disposed at two ends of the first open slot 101.
The second open slot 102 is provided with a second limiting mechanism 12, the needle handle 60 can slide in the second open slot 102, and the second open slot 102 can limit the sliding of the needle handle 60, the needle tube seat 20 and the needle tube 30 to slide in a specified direction and distance.
The second limiting mechanism 12 is specifically an inverted hook structure with a protruding direction facing the needle tube seat 20.
After the blood collection, the needle handle 60 is pushed towards the second limiting mechanism 12 until the second limiting mechanism 12 clamps the needle handle 60, so that the needle tube seat 20 and the needle tube 30 are fixed in the cavity of the sheath 10.
In this embodiment, in order to enhance the use effect, the sheath 10 is prevented from sliding in the hand, and the anti-slip pattern 70 is provided on the outer portion of the sheath 10. Small cylinders may also be provided over the anti-skid pattern 70 to increase the friction of the skin against the product, further preventing slipping by hand.
The sheath 10, the needle cannula holder 20, and the needle handle 60 may each be elastic members. For example, a resilient plastic member may be used.
According to the blood taking needle, before use, the needle handle 60 is clamped in the first opening groove 101 through the first limiting mechanism 11, so that the needle tube seat 20 and the needle tube 30 are fixed in the cavity of the sheath 10, and the product failure caused by the exposure of the needle tube 30 is avoided; when blood collection is needed, the sheath 10 is pinched by one hand (specifically, the anti-skid pattern 70 can be pinched), the needle handle 60 is pinched by the other hand, the needle handle 60 is broken towards the direction of the second open groove 102, the needle handle 60 is broken through the first limiting mechanism 11, the needle handle 60 falls into the second open groove 102 from the first open groove 101, then the needle handle 60 is pinched, pushed to the bottom along the second open groove 102, the needle tube 30 is exposed, and then the needle tip of the needle tube 30 is penetrated into a vein for blood collection; after the blood drawing is completed, the sheath 10 is pressed by hand (specifically, the anti-slip pattern 70 can be pressed) and the needle handle 60 is pinched, the needle tube 30 is slowly pulled out of the vein along the second opening groove 102, the needle handle 60 is continuously retracted until the needle handle 60 slides over the second limiting mechanism 12, the needle handle 60 is clamped by the second limiting mechanism 12, and the needle tube seat 20 and the needle tube 30 are fixed in the sheath 10, so that the needle tube 30 is prevented from being exposed, the mistaken puncture of the needle tube is avoided, and the safety is effectively improved.
It should be noted that, in specific implementation, the single-wing puncture needle sheath assembly provided in this embodiment may be applied to an infusion apparatus or other apparatuses requiring blood sampling, for example, only by assembling the single-wing puncture needle sheath assembly on an infusion apparatus, the effect of preventing puncture of the infusion apparatus may be achieved, so that any blood sampling apparatus or infusion apparatus employing the single-wing puncture needle sheath assembly is within the scope of the present invention.
The foregoing examples illustrate only a few embodiments of the invention and are described in detail herein without thereby limiting the scope of the invention. It should be noted that it will be apparent to those skilled in the art that several variations and modifications can be made without departing from the spirit of the invention, which are all within the scope of the invention. Accordingly, the scope of protection of the present invention is to be determined by the appended claims.
Claims (9)
1. The single-wing puncture needle sheath assembly is characterized by comprising a sheath, a needle tube seat and a needle handle, wherein the needle handle is arranged on the needle tube seat, the needle tube seat is arranged in a cavity of the sheath, the needle tube seat can slide and rotate in the cavity of the sheath, the sheath is provided with a first open slot and a second open slot, the first open slot is communicated with the second open slot, a first limiting mechanism is arranged in the first open slot, and before use, the first limiting mechanism is used for clamping the needle handle in the first open slot so as to fix the needle tube seat in the cavity of the sheath; the second open slot is internally provided with a second limiting mechanism, the needle handle can slide in the second open slot, and after the needle handle is used, the second limiting mechanism is used for clamping the needle handle so that the needle tube seat is fixed in the cavity of the sheath.
2. The single-winged lancet sheath assembly of claim 1, wherein the first limiting mechanism is a boss structure.
3. The single wing lancet shield assembly of claim 2 wherein the second spacing mechanism is an inverted barb.
4. The single wing lancet shield assembly of claim 2 wherein the number of boss structures is two, two boss structures being provided at each end of the first open slot.
5. The single-winged needle sheath assembly of claim 1 wherein the sheath is externally provided with anti-slip threads.
6. The single-winged needle sheath assembly of claim 1, wherein the needle handle is fan-shaped.
7. The single-winged needle sheath assembly of claim 1 wherein the sheath, the needle hub, and the needle handle all employ elastic members.
8. A lancet comprising the single wing lancet shield assembly of any one of claims 1 to 7, further comprising a needle cannula mounted on the needle hub, the needle cannula disposed within the cavity of the shield and slidable and rotatable within the cavity of the shield, the lancet being characterized in that prior to use the first limiting mechanism retains the needle hub within the first open slot to secure the needle hub and the needle cannula within the cavity of the shield; after blood collection, the blood collection needle pushes the needle handle towards the direction of the second limiting mechanism until the second limiting mechanism clamps the needle handle, so that the needle tube seat and the needle tube are fixed in the cavity of the sheath.
9. The lancet of claim 8, further comprising a blood collection catheter and a blood collection tube puncture needle connected to the blood collection catheter, the blood collection catheter in communication with the needle cannula.
Priority Applications (1)
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CN201810753615.XA CN108784715B (en) | 2018-07-10 | 2018-07-10 | Single-wing puncture needle sheath assembly and blood taking needle |
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CN201810753615.XA CN108784715B (en) | 2018-07-10 | 2018-07-10 | Single-wing puncture needle sheath assembly and blood taking needle |
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CN108784715A CN108784715A (en) | 2018-11-13 |
CN108784715B true CN108784715B (en) | 2023-08-22 |
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CN201810753615.XA Active CN108784715B (en) | 2018-07-10 | 2018-07-10 | Single-wing puncture needle sheath assembly and blood taking needle |
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Families Citing this family (5)
Publication number | Priority date | Publication date | Assignee | Title |
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CN109549653A (en) * | 2019-01-11 | 2019-04-02 | 刘贞宽 | A kind of anti-needle thorn vein blood taking needle |
CN109938746B (en) * | 2019-03-29 | 2021-10-15 | 西安医学院 | High-safety puncture needle |
CN110193116B (en) * | 2019-04-03 | 2024-02-13 | 江西洪达医疗器械集团有限公司 | Infusion needle |
CN110680346A (en) * | 2019-10-18 | 2020-01-14 | 上海宝舜医疗器械有限公司 | Safety protection cover suitable for single-wing blood taking needle |
CN111012365A (en) * | 2019-10-18 | 2020-04-17 | 上海宝舜医疗器械有限公司 | Safety protection sleeve of single-wing blood taking needle |
Citations (4)
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CN102178994A (en) * | 2011-05-09 | 2011-09-14 | 车爱华 | Anti-puncture device for disposable needle |
CN102670213A (en) * | 2012-03-27 | 2012-09-19 | 河南曙光健士医疗器械集团有限公司 | Disposable anti-pricking venous blood sampling needle |
WO2014169433A1 (en) * | 2013-04-16 | 2014-10-23 | Zhang Jianming | Needle cylinder type vacuum blood sampler with slidable puncturing needle seat |
CN107811644A (en) * | 2017-11-20 | 2018-03-20 | 江西丰临医疗科技股份有限公司 | Blood taking needle |
Family Cites Families (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP6336008B2 (en) * | 2015-11-23 | 2018-06-06 | ジェムティア メディカル (シャンハイ) インコーポレイテッド | Needle stick device |
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- 2018-07-10 CN CN201810753615.XA patent/CN108784715B/en active Active
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102178994A (en) * | 2011-05-09 | 2011-09-14 | 车爱华 | Anti-puncture device for disposable needle |
CN102670213A (en) * | 2012-03-27 | 2012-09-19 | 河南曙光健士医疗器械集团有限公司 | Disposable anti-pricking venous blood sampling needle |
WO2014169433A1 (en) * | 2013-04-16 | 2014-10-23 | Zhang Jianming | Needle cylinder type vacuum blood sampler with slidable puncturing needle seat |
CN107811644A (en) * | 2017-11-20 | 2018-03-20 | 江西丰临医疗科技股份有限公司 | Blood taking needle |
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