CN211049362U - Detachable disposable blood taking needle - Google Patents
Detachable disposable blood taking needle Download PDFInfo
- Publication number
- CN211049362U CN211049362U CN201921788856.4U CN201921788856U CN211049362U CN 211049362 U CN211049362 U CN 211049362U CN 201921788856 U CN201921788856 U CN 201921788856U CN 211049362 U CN211049362 U CN 211049362U
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- China
- Prior art keywords
- tube
- blood
- needle
- branch pipe
- patient
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- Expired - Fee Related
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Abstract
The utility model is suitable for the technical field of medical treatment, a detachable disposable blood taking needle is provided, which comprises a blood taking component and a communicating component, wherein the blood taking component comprises a puncture needle, a blood taking tube, an adjusting tube and a blood transfusion needle, the puncture needle and the blood transfusion needle are respectively and fixedly connected with the two ends of the blood taking tube, and the adjusting tube is sleeved on the outer surface of the blood taking tube; carry the outside collecting bottle through the blood of heparin tube with the collection in, after the collection finishes, the user alright press the control tube, press through the control tube and stop blood in the inside continuation circulation of heparin tube, insert the transfer line in the branch pipe afterwards, and pass through branch pipe and heparin tube injection patient's internal with the liquid medicine that needs the input, the inside remaining blood of heparin tube just can input patient's internal once more simultaneously, and then make the patient can indirect synchronous blood sampling and infusion, and avoided pricking the needle to patient's secondary, reduce patient's pain, and reduce the injury to blood vessel.
Description
Technical Field
The utility model belongs to the technical field of the medical treatment, especially, relate to a detachable disposable blood taking needle.
Background
The needle is an instrument for collecting blood samples in the medical examination process and consists of a needle head and a needle rod, wherein the needle head is arranged at the head part of the needle rod, a sheath is connected on the needle rod in a sliding way, a return spring is arranged between the sheath and the needle rod, and the initial position of the sheath is positioned at the head parts of the needle head and the needle rod.
When the patient need take a blood sample and infuse, blood sampling and infusion are separately gone on mostly, and then just need carry out both sides to the patient simultaneously and prick the needle, and then have increaseed the harm to blood vessel, have also increaseed user's pain simultaneously.
SUMMERY OF THE UTILITY MODEL
The utility model provides a detachable disposable blood taking needle aims at solving when the patient need take a blood sample and infuse, and blood sampling and infusion are separately gone on mostly, and then just need carry out both sides acupuncture to the patient simultaneously, and then has increaseed the harm to blood vessel, has also increaseed user's pain problem simultaneously.
The utility model discloses a realize like this, a detachable disposable blood taking needle, including blood sampling subassembly and intercommunication subassembly, the blood sampling subassembly is including pricking needle, heparin tube, control tube and transfusion needle, prick needle and transfusion needle respectively fixed connection in the both ends of heparin tube, just the control tube cover is located the surface of heparin tube, the intercommunication subassembly includes branch pipe and transfer line, the transfer line can dismantle connect in the one end of branch pipe, the other end fixed connection of branch pipe in the heparin tube, the control tube is located branch pipe and heparin tube junction are close to one side of transfusion needle.
Preferably, the inside of regulating tube has seted up the spout, fixture block and spring have been acceptd to the inside of spout, the fixture block pass through spout sliding connection in the regulating tube, just the fixture block pass through spring fixed connection in the regulating tube.
Preferably, one end of the clamping block, which is close to the blood sampling tube, is arc-shaped, and the arc degree is matched with the arc degree of the blood sampling tube.
Preferably, the branch pipe is kept away from the one end of heparin tube is equipped with the connector, the screw has been seted up to the inside of connector and has been provided with and be used for the sealed pad that the transfer line pierces through.
Preferably, one end of the infusion tube close to the connector is provided with a screw, and the screw is rotationally connected with the infusion tube.
Preferably, the screw rod passes through the screw spiro union in the connector, just the transfer line passes through screw rod and screw can dismantle connect in the connector.
Preferably, the blood sampling tube is close to one end of the blood transfusion needle and is provided with a sealing sleeve, and the sealing sleeve is sleeved on the outer surface of the blood transfusion needle.
Preferably, two ends of the branch pipe are respectively communicated with the blood sampling pipe and the infusion pipe.
Compared with the prior art, the beneficial effects of the utility model are that: the utility model discloses a detachable disposable blood taking needle, through setting up the branch pipe, control tube and transfer line, in the process of using, at first with pricking among the needle pricks patient's blood vessel, and gather patient's blood, and carry the blood of gathering in the outside receiving flask through the blood sampling pipe, after the collection finishes, the user alright press the control tube, through pressing down of control tube prevent blood in the inside continuation circulation of blood sampling pipe, insert the transfer line in the branch pipe afterwards, and the liquid medicine that will need to input passes through the branch pipe and the internal of patient is injected to the blood sampling pipe, the inside remaining blood of blood sampling pipe just can reentrant patient's is internal simultaneously, and then make the patient can indirect synchronous blood sampling and infusion, and avoided pricking patient's secondary, reduce patient's pain, and reduce the injury to blood vessel.
Drawings
Fig. 1 is a schematic structural view of the present invention;
Fig. 2 is a schematic view of the top-view internal structure of the adjusting tube of the present invention;
FIG. 3 is a schematic view of the internal structure of the connector of the present invention;
In the figure: 1. a blood collection assembly; 11. pricking; 12. a blood collection tube; 13. an adjusting tube; 14. blood transfusion needle; 15. a clamping block; 16. a spring; 2. a communicating component; 21. a branch pipe; 22. a connector; 23. a screw; 24. a transfusion tube; 25. a screw hole; 26. and a gasket.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
Referring to fig. 1-3, the present invention provides a technical solution: the utility model provides a detachable disposable blood taking needle, including blood collection subassembly 1 and intercommunication subassembly 2, blood collection subassembly 1 is including pricking 11, heparin tube 12, regulating tube 13 and transfusion needle 14, prick 11 and transfusion needle 14 respectively fixed connection in the both ends of heparin tube 12, and the surface of heparin tube 12 is located to regulating tube 13 cover, intercommunication subassembly 2 includes branch pipe 21 and transfer line 24, transfer line 24 can dismantle the one end of connecting in branch pipe 21, the other end fixed connection of branch pipe 21 is in heparin tube 12, regulating tube 13 is located branch pipe 21 and the one side that transfusion needle 14 is close to the junction of heparin tube 12.
In this embodiment, the sealing sleeve is sleeved outside the blood transfusion needle 14, and the sealing sleeve and the sealing gasket 26 are made of rubber or silica gel, and then after the medical personnel finish taking blood from the patient, the sealing sleeve can be sleeved outside the blood transfusion needle 14, and the blood transfusion needle 14 is inserted into the sealing sleeve, so that the sealing of the blood transfusion needle 14 can be completed, blood and liquid medicine are prevented from being continuously discharged from the blood transfusion needle 14, and secondly, under the effect of the sealing gasket 26, the blood can be prevented from flowing out from the branch pipe 21 and the connector 22 when the blood collection of the blood collection tube 12 is carried out.
In the present embodiment, in the using process, firstly, when a patient needs to collect blood, firstly, a medical staff pricks the puncture needle 11 into the blood vessel of the patient, and introduces the blood into the blood collecting tube 12 through the puncture needle 11, and transports the blood to the inside of the blood transfusion needle 14 through the blood collecting tube 12, since the blood transfusion needle 14 is connected with an external blood collecting bottle, the collected blood can be introduced into the blood collecting bottle, and the blood is collected through the blood collecting bottle, after the patient finishes collecting the blood, and needs to transfuse, the medical staff can press the clamping block 15, and make the clamping block 15 descend in the adjusting tube 13, and make the clamping block 15 squeeze the blood collecting tube 12 through the pressure applied by the medical staff, and the end of the clamping block 15 contacting with the blood collecting tube 12 is in a circular arc shape matching with the blood collecting tube 12, and then the blood collecting tube 12 can be fully deflated through the clamping block 15, and stops the blood from flowing further inside the blood collection tube 12, and then the medical staff pulls out the blood transfusion needle 14, and seals the transfusion needle 14 through a sealing sleeve, then the needle head of the transfusion tube 24 is inserted into the sealing gasket 26, and extends into the branch pipe 21 through the sealing gasket 26, then screws the screw 23 at one end of the infusion tube 24 into the screw hole 25 again, and the fixing of the infusion tube 24 is completed, then the medical staff can press the clamping block 15 in a releasable way, and the return is started by the internal spring 16, and then the medical solution in the infusion tube 24 is fed into the blood collection tube 12 through the branch tube 21, the blood remaining in the blood collection tube 12 is injected into the patient again before the drug solution is injected, and then the drug solution is injected into the patient through the blood collection tube 12 and the needle 11, and finishes transfusion after blood sampling for the patient, and the transfusion tube 24 can be taken down by rotating the screw 23 after transfusion.
Furthermore, a sliding groove is formed in the adjusting tube 13, a clamping block 15 and a spring 16 are accommodated in the sliding groove, the clamping block 15 is slidably connected to the adjusting tube 13 through the sliding groove, and the clamping block 15 is fixedly connected to the adjusting tube 13 through the spring 16.
In this embodiment, through the setting of the chute, in order to support the sliding of fixture block 15 inside adjusting tube 13, in the process of using, medical personnel can press fixture block 15, and make fixture block 15 descend inside adjusting tube 13, and make fixture block 15 extrude blood collection tube 12 through the pressure that medical personnel applied.
Further, one end of the fixture block 15 close to the blood collection tube 12 is arc-shaped, and the arc degree is matched with the arc degree of the blood collection tube 12.
In the present embodiment, since the end of the clip 15 in contact with the blood collection tube 12 has an arc shape that fits the blood collection tube 12, the blood collection tube 12 can be sufficiently deflated by the clip 15, and the blood can be prevented from flowing further inside the blood collection tube 12.
Furthermore, a connector 22 is arranged at one end of the branch pipe 21 far away from the blood collection tube 12, a screw hole 25 is arranged inside the connector 22, and a sealing gasket 26 for the penetration of a transfusion tube 24 is arranged; a screw 23 is arranged at one end of the infusion tube 24 close to the connector 22, and the screw 23 is rotationally connected with the infusion tube 24; the screw 23 is screwed to the connector 22 through a screw hole 25, and the infusion tube 24 is detachably connected to the connector 22 through the screw 23 and the screw hole 25.
In the present embodiment, during the use, the needle of the infusion tube 24 is inserted into the sealing pad 26, penetrates through the sealing pad 26 and extends into the branch tube 21, then the screw 23 at one end of the infusion tube 24 is screwed into the screw hole 25 again, and the infusion tube 24 is fixed, and then, under the action of the sealing pad 26, the blood can be prevented from flowing out from the branch tube 21 and the connector 22 when the blood collection tube 12 collects the blood.
Furthermore, a sealing sleeve is arranged at one end of the blood collection tube 12 close to the blood transfusion needle 14, and the sealing sleeve is sleeved on the outer surface of the blood transfusion needle 14.
In this embodiment, a sealing sleeve is sleeved outside the blood transfusion needle 14, and the sealing sleeve and the sealing gasket 26 are both made of rubber or silica gel, so that after the medical staff finishes blood sampling for the patient, the sealing sleeve can be sleeved outside the blood transfusion needle 14, the blood transfusion needle 14 is inserted into the sealing sleeve, the blood transfusion needle 14 can be sealed, and blood and liquid medicine are prevented from being continuously discharged from the blood transfusion needle 14.
Further, both ends of the branch tube 21 communicate with the blood collection tube 12 and the infusion tube 24, respectively.
In the present embodiment, during the use, due to the connection relationship between the blood collection tube 12, the branch tube 21 and the infusion tube 24, the medical fluid inside the infusion tube 24 is input into the blood collection tube 12 through the branch tube 21, the residual blood inside the blood collection tube 12 is injected into the body of the patient again before the medical fluid is input, and then the medical fluid is injected into the body of the patient through the blood collection tube 12 and the needle 11, and the infusion after the blood collection of the patient is completed.
The above description is only exemplary of the present invention and should not be taken as limiting the scope of the present invention, as any modifications, equivalents, improvements and the like made within the spirit and principles of the present invention are intended to be included within the scope of the present invention.
Claims (8)
1. A detachable disposable blood taking needle, includes blood taking subassembly (1) and intercommunication subassembly (2), its characterized in that: blood sampling subassembly (1) is including pricking needle (11), heparin tube (12), control tube (13) and transfusion needle (14), prick needle (11) and transfusion needle (14) fixed connection respectively in the both ends of heparin tube (12), just control tube (13) cover is located the surface of heparin tube (12), intercommunication subassembly (2) are including branch pipe (21) and transfer line (24), transfer line (24) can dismantle connect in the one end of branch pipe (21), the other end fixed connection of branch pipe (21) in heparin tube (12), control tube (13) are located branch pipe (21) and heparin tube (12) junction are close to one side of transfusion needle (14).
2. A detachable disposable lancet according to claim 1, wherein: the inside of adjusting tube (13) has seted up the spout, fixture block (15) and spring (16) have been acceptd to the inside of spout, fixture block (15) through spout sliding connection in adjusting tube (13), just fixture block (15) pass through spring (16) fixed connection in adjusting tube (13).
3. A detachable disposable lancet according to claim 2, wherein: one end of the clamping block (15) close to the blood sampling tube (12) is arc-shaped, and the arc degree is matched with the arc degree of the blood sampling tube (12).
4. A detachable disposable lancet according to claim 1, wherein: branch pipe (21) are kept away from the one end of heparin tube (12) is equipped with connector (22), screw (25) have been seted up to the inside of connector (22) and have been provided with and be used for sealed pad (26) that transfer line (24) pierce through.
5. A detachable disposable lancet according to claim 4, wherein: one end of the infusion tube (24) close to the connector (22) is provided with a screw rod (23), and the screw rod (23) is rotatably connected with the infusion tube (24).
6. A detachable disposable lancet according to claim 5, wherein: screw rod (23) pass through screw (25) spiro union in connector (22), just transfer line (24) pass through screw rod (23) and screw (25) can dismantle connect in connector (22).
7. A detachable disposable lancet according to claim 6, wherein: the blood collection tube (12) is close to one end of the blood transfusion needle (14) and is provided with a sealing sleeve, and the sealing sleeve is sleeved on the outer surface of the blood transfusion needle (14).
8. A detachable disposable lancet according to claim 1, wherein: two ends of the branch pipe (21) are respectively communicated with the blood collection pipe (12) and the infusion pipe (24).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921788856.4U CN211049362U (en) | 2019-10-23 | 2019-10-23 | Detachable disposable blood taking needle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921788856.4U CN211049362U (en) | 2019-10-23 | 2019-10-23 | Detachable disposable blood taking needle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211049362U true CN211049362U (en) | 2020-07-21 |
Family
ID=71582177
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921788856.4U Expired - Fee Related CN211049362U (en) | 2019-10-23 | 2019-10-23 | Detachable disposable blood taking needle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211049362U (en) |
-
2019
- 2019-10-23 CN CN201921788856.4U patent/CN211049362U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200721 Termination date: 20211023 |