CN220001770U - Anti-bleeding blood taking needle - Google Patents
Anti-bleeding blood taking needle Download PDFInfo
- Publication number
- CN220001770U CN220001770U CN202321081544.6U CN202321081544U CN220001770U CN 220001770 U CN220001770 U CN 220001770U CN 202321081544 U CN202321081544 U CN 202321081544U CN 220001770 U CN220001770 U CN 220001770U
- Authority
- CN
- China
- Prior art keywords
- bleeding
- connecting pipe
- wall
- shell
- hose
- 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.)
- Active
Links
- 239000008280 blood Substances 0.000 title claims abstract description 33
- 210000004369 blood Anatomy 0.000 title claims abstract description 33
- 230000007246 mechanism Effects 0.000 claims abstract description 7
- 238000007789 sealing Methods 0.000 claims abstract description 7
- 239000007787 solid Substances 0.000 claims description 2
- 238000010030 laminating Methods 0.000 claims 1
- HTTJABKRGRZYRN-UHFFFAOYSA-N Heparin Chemical compound OC1C(NC(=O)C)C(O)OC(COS(O)(=O)=O)C1OC1C(OS(O)(=O)=O)C(O)C(OC2C(C(OS(O)(=O)=O)C(OC3C(C(O)C(O)C(O3)C(O)=O)OS(O)(=O)=O)C(CO)O2)NS(O)(=O)=O)C(C(O)=O)O1 HTTJABKRGRZYRN-UHFFFAOYSA-N 0.000 description 8
- 229960002897 heparin Drugs 0.000 description 8
- 229920000669 heparin Polymers 0.000 description 8
- 238000010241 blood sampling Methods 0.000 description 3
- 125000003003 spiro group Chemical group 0.000 description 3
- 238000001802 infusion Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 229920001903 high density polyethylene Polymers 0.000 description 1
- 239000004700 high-density polyethylene Substances 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000004033 plastic Substances 0.000 description 1
- 229920003023 plastic Polymers 0.000 description 1
- 230000001739 rebound effect Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 210000003462 vein Anatomy 0.000 description 1
Classifications
-
- 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
Landscapes
- Infusion, Injection, And Reservoir Apparatuses (AREA)
Abstract
The utility model discloses an anti-bleeding blood taking needle, which comprises a needle head, wherein the bottom end of the needle head is connected with a connector, the bottom end of the needle head is connected with a hose through the connector, the bottom end of the hose is fixedly connected with a shell, the bottom of the shell is provided with a threaded hole, the inner side wall of the threaded hole is connected with a connecting pipe in a threaded manner, the bottom end of the connecting pipe is integrally formed with a blood taking pipe, the left end and the right end of the top end of the connecting pipe are respectively provided with a push rod, the top ends of the push rods are positioned in the shell, and a sealing mechanism is arranged in the shell.
Description
Technical Field
The utility model relates to the technical field of blood taking needles, in particular to an anti-bleeding blood taking needle.
Background
Patients who hospitalize in medical institution need regularly to take blood through the blood taking needle, and partial patient need carry out multitube blood sampling, and current blood taking needle comprises syringe needle, hose and heparin tube, is connected through the buckle between hose and the heparin tube, but when changing the pipe, need to avoid the excessive blood with hose position lock dead through operating the buckle, then dismantle the heparin tube again, and above-mentioned process needs the long great, and the patient blood sampling of a large batch of inconvenience reduces blood sampling efficiency, and for this reason, we propose an anti-overflow blood taking needle.
Disclosure of Invention
The utility model aims to provide an anti-bleeding blood taking needle so as to solve the problems in the background technology.
In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides an anti-bleeding's blood taking needle, includes the syringe needle, the bottom of syringe needle is connected with the connector, the bottom of syringe needle is connected with the hose through the connector, the bottom fixedly connected with casing of hose, the bottom of casing is equipped with the screw hole, the inside wall spiro union of screw hole has the connecting pipe, the bottom integrated into one piece of connecting pipe has the heparin tube, both ends all are equipped with the ejector pin about the top of connecting pipe, the top of ejector pin is located the inside of casing, be equipped with sealing mechanism in the casing;
the sealing mechanism comprises a fixed ring, the outer side wall integrated into one piece of the fixed ring is on the inner side wall of the shell, a rubber ring is adhered to the top of the fixed ring, a baffle is attached to the top of the rubber ring, one end of a connecting rod is uniformly formed at the left end and the right end of the baffle, a sliding ring is integrally formed at the other end of the connecting rod, rectangular grooves are formed in the left side wall and the right side wall of the shell, a spring is mounted on the top wall of the rectangular grooves, and the bottom end of the spring is fixedly mounted at the top of the sliding ring.
Preferably, a limiting rod is arranged in the rectangular groove, the upper end and the lower end of the limiting rod are respectively and fixedly arranged on the inner top wall and the bottom wall of the rectangular groove, and the inner side wall of the slip ring and the side wall of the limiting rod are relatively attached and slide.
Preferably, slots are formed in the left side and the right side of the top end of the connecting pipe, and the bottom end of the ejector rod is inserted into the slots.
Preferably, the top of the baffle is provided with a conical surface.
Preferably, the connector comprises a conical tube and a puncture outfit, the top end of the conical tube is connected with the bottom end of the needle head, a first rubber sheet is embedded at the bottom of the conical tube, an outer tube is integrally formed on the outer side wall of the conical tube, a second rubber sheet is fixedly arranged at the bottom of the inner side wall of the outer tube, the bottom end of the puncture outfit is connected with the top end of the hose, and the top end of the puncture outfit sequentially penetrates through the second rubber sheet and the first rubber sheet to extend into the conical tube.
Preferably, the tip of the puncture outfit is provided with a blade.
Compared with the prior art, the utility model has the beneficial effects that: according to the utility model, the shell is connected with the bottom end of the hose, the baffle controlled by the spring is arranged in the shell, the bottom of the baffle is tightly contacted with the fixed ring, the connecting pipe is integrally formed at the top end of the blood collection tube, the two ejector rods are connected with the top end of the connecting pipe, when the hose and the connecting pipe are connected, the blood collection tube is rotated, the connecting pipe drives the ejector rods to move upwards to drive the baffle to move upwards, when the hose needs to be replaced, the blood collection tube is only required to be rotated, the connecting pipe is separated from the shell, the baffle is automatically reset to be tightly contacted with the fixed ring through the elasticity of the spring, the blood collection tube can be disassembled, the locking for avoiding the blood overflow can be completed at the same time, the operation is convenient, the tube replacement time is shortened, and the whole blood collection efficiency is improved.
Drawings
Fig. 1 is an overall schematic of the present utility model.
Fig. 2 is a schematic view of a housing according to the present utility model.
Fig. 3 is a schematic view of a connecting pipe according to the present utility model.
Fig. 4 is a schematic view of a connector according to the present utility model.
In the figure: 1. needle, 2, connector, 3, hose, 4, casing, 5, screw hole, 6, connecting pipe, 7, heparin tube, 8, ejector pin, 9, solid fixed ring, 10, rubber circle, 11, baffle, 12, connecting rod, 13, rectangular slot, 14, spring, 15, slip ring, 16, gag lever post, 17, slot, 18, conical surface, 19, conical tube, 20, first sheet rubber, 21, puncture ware, 22, second sheet rubber, 23, outer tube.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
Referring to fig. 1, 2, 3 and 4, the present utility model provides a technical solution: the utility model provides an anti-bleeding blood taking needle, includes syringe needle 1, and the bottom of syringe needle 1 is connected with connector 2, and the bottom of syringe needle 1 is connected with hose 3 through connector 2, and the bottom fixedly connected with casing 4 of hose 3, the bottom of casing 4 is equipped with screw hole 5, and the inside wall spiro union of screw hole 5 has connecting pipe 6, and the bottom integrated into one piece of connecting pipe 6 has heparin tube 7, and both ends all are equipped with ejector pin 8 about the top of connecting pipe 6, and the top of ejector pin 8 is located the inside of casing 4, is equipped with sealing mechanism in the casing 4;
the housing 4 may be of high density polyethylene plastic material.
The outer side wall of the connecting pipe 6 is provided with threads matched with the inner side wall of the threaded hole 5.
The sealing mechanism comprises a fixed ring 9, the outer side wall of the fixed ring 9 is integrally formed on the inner side wall of the shell 4, a rubber ring 10 is adhered to the top of the fixed ring 9, a baffle 11 is attached to the top of the rubber ring 10, one end of a connecting rod 12 is uniformly formed at the left end and the right end of the baffle 11, a slip ring 15 is integrally formed at the other end of the connecting rod 12, rectangular grooves 13 are formed in the left side wall and the right side wall of the inner part of the shell 4, a spring 14 is mounted on the top wall of the rectangular grooves 13, and the bottom end of the spring 14 is fixedly mounted at the top of the slip ring 15.
The spring 14 shown in fig. 2 is in a compressed state, and the bottom of the baffle 11 is pressed against the rubber ring 10 by the compression effect of the spring 14.
Specifically, a limiting rod 16 is arranged in the rectangular groove 13, the upper end and the lower end of the limiting rod 16 are respectively fixedly arranged on the top wall and the bottom wall of the rectangular groove 13, and the inner side wall of the slip ring 15 and the side wall of the limiting rod 16 are relatively attached to slide.
By providing the stopper rod 16 for limiting the movement locus of the shutter 11, the shutter 11 can move up and down only.
Specifically, slots 17 are formed in the left side and the right side of the top end of the connecting pipe 6, and the bottom end of the ejector rod 8 is inserted into the slots 17.
Through setting up slot 17, be convenient for ejector pin 8 dismantle with connecting pipe 6, after blood collection completion in heparin tube 7 inside, can take off two ejector pins 8, through nut spiro union on connecting pipe 6, two ejector pins 8 that take off can install the connecting pipe 6 top on next heparin tube 7.
Specifically, the top of the baffle 11 is provided with a tapered surface 18.
The provision of the tapered surface 18 facilitates the falling of blood on the baffle 11.
Specifically, the connector 2 includes conical tube 19 and puncture ware 21, and the top of conical tube 19 is connected with the bottom of syringe needle 1, and the bottom of conical tube 19 inlays and has first sheet rubber 20, and the lateral wall integrated into one piece of conical tube 19 has outer tube 23, and the inside wall bottom fixed mounting of outer tube 23 has second sheet rubber 22, and the top of hose 3 is connected to the bottom of puncture ware 21, and the top of puncture ware 21 passes second sheet rubber 22 and first sheet rubber 20 in proper order and extends to in the conical tube 19.
The puncture outfit 19 is similar to a tube body in which one end of a medical infusion set hose is inserted into an infusion bag.
The first rubber sheet 20 and the second rubber sheet 22 are provided with hole bodies which are arranged under the condition of not reducing the weight of the first rubber sheet 20 and the second rubber sheet 22, and when the puncture outfit 21 is pulled out, the hole bodies are automatically closed by the deformable characteristics of the rubber.
Specifically, the tip of the puncture instrument 21 is provided with a blade.
Working principle: when a patient is subjected to blood collection, the blood collection tube 7 is rotated, the connecting tube 6 is in threaded hole 5 and moves upwards, the baffle 11 is driven to move upwards through the ejector rod 8, the baffle 11 is separated from the fixed ring 9, a needle is penetrated into the vein of the patient, blood enters the shell 4 through the hose 3, and enters the connecting tube 6 and the blood collection tube 7 from a gap between the baffle 11 and the fixed ring 9, when the blood collection tube 7 is collected and is required to be replaced, the blood collection tube 7 is rotated, the connecting tube 6 is separated from the threaded hole 5, the bottom of the baffle 11 is pressed on the rubber ring 10 through the rebound effect of the spring 14, the puncture device 21 can be moved downwards, the puncture device 21 is separated from the first rubber sheet 20, the top end of the puncture device 21 is stopped between the first rubber sheet 20 and the second rubber sheet 22, the hole body on the first rubber sheet 20 is closed, the overflow-preventing operation in the tube replacement process is further played, the two ejector rods 8 are removed, the two ejector rods 8 are in threaded connection with the screw cap 6, the two ejector rods 8 can be installed on the top of the 6 on the next blood collection tube 7, and the next blood collection tube 7 is screwed on the threaded hole 5.
In the description of the present utility model, it should be understood that the terms "coaxial," "bottom," "one end," "top," "middle," "other end," "upper," "one side," "top," "inner," "front," "center," "two ends," etc. indicate orientations or positional relationships based on the orientation or positional relationships shown in the drawings, merely to facilitate description of the present utility model and simplify the description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be configured and operate in a particular orientation; also, unless expressly specified and limited otherwise, the terms "disposed," "mounted," "connected," "fixedly mounted," and the like should be construed broadly and may be, for example, fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; either directly or indirectly through intermediaries, or in communication with each other or in interaction with each other, unless explicitly defined otherwise, the meaning of the terms described above in this application will be understood by those of ordinary skill in the art in view of the specific circumstances.
Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. An anti-bleeding blood taking needle, which is characterized in that: the novel blood collection device comprises a needle head (1), wherein the bottom end of the needle head (1) is connected with a connector (2), the bottom end of the needle head (1) is connected with a hose (3) through the connector (2), the bottom end of the hose (3) is fixedly connected with a shell (4), the bottom of the shell (4) is provided with a threaded hole (5), the inner side wall of the threaded hole (5) is in threaded connection with a connecting pipe (6), the bottom end of the connecting pipe (6) is integrally formed with a blood collection pipe (7), the left end and the right end of the top end of the connecting pipe (6) are respectively provided with an ejector rod (8), the top end of each ejector rod (8) is positioned inside the shell (4), and a sealing mechanism is arranged in the shell (4);
sealing mechanism includes solid fixed ring (9), gu fixed ring (9) lateral wall integrated into one piece is on the inside wall of casing (4), gu fixed ring (9) top bonds has rubber circle (10), the laminating of the top of rubber circle (10) has baffle (11), the one end that both ends homogeneous body formed has connecting rod (12) about baffle (11), the other end integrated into one piece of connecting rod (12) has sliding ring (15), the inside left and right sides wall of casing (4) all is equipped with rectangular channel (13), install spring (14) on the roof of rectangular channel (13), the bottom fixed mounting of spring (14) is at the top of sliding ring (15).
2. An anti-bleeding lancet according to claim 1, wherein: the rectangular groove (13) is internally provided with a limiting rod (16), the upper end and the lower end of the limiting rod (16) are respectively and fixedly arranged on the inner top wall and the bottom wall of the rectangular groove (13), and the inner side wall of the slip ring (15) and the side wall of the limiting rod (16) are relatively attached and slide.
3. An anti-bleeding lancet according to claim 1, wherein: slots (17) are formed in the left side and the right side of the top end of the connecting pipe (6), and the bottom end of the ejector rod (8) is inserted into the slots (17).
4. An anti-bleeding lancet according to claim 1, wherein: the top of the baffle plate (11) is provided with a conical surface (18).
5. An anti-bleeding lancet according to claim 1, wherein: connector (2) are including conical tube (19) and puncture ware (21), the top of conical tube (19) is connected with the bottom of syringe needle (1), the bottom of conical tube (19) is inlayed and is equipped with first sheet rubber (20), the lateral wall integrated into one piece of conical tube (19) has outer tube (23), inside wall bottom fixed mounting of outer tube (23) has second sheet rubber (22), the top at hose (3) is connected to the bottom of puncture ware (21), the top of puncture ware (21) is passed second sheet rubber (22) and first sheet rubber (20) in proper order and is extended to in conical tube (19).
6. An anti-bleeding lancet according to claim 5, wherein: the tip of the puncture outfit (21) is provided with a blade part.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321081544.6U CN220001770U (en) | 2023-05-08 | 2023-05-08 | Anti-bleeding blood taking needle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321081544.6U CN220001770U (en) | 2023-05-08 | 2023-05-08 | Anti-bleeding blood taking needle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220001770U true CN220001770U (en) | 2023-11-14 |
Family
ID=88671993
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321081544.6U Active CN220001770U (en) | 2023-05-08 | 2023-05-08 | Anti-bleeding blood taking needle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220001770U (en) |
-
2023
- 2023-05-08 CN CN202321081544.6U patent/CN220001770U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |