CN215078622U - Novel blood taking needle - Google Patents

Novel blood taking needle Download PDF

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Publication number
CN215078622U
CN215078622U CN202120526867.6U CN202120526867U CN215078622U CN 215078622 U CN215078622 U CN 215078622U CN 202120526867 U CN202120526867 U CN 202120526867U CN 215078622 U CN215078622 U CN 215078622U
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CN
China
Prior art keywords
needle
cylinder
ring
piston
blood taking
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.)
Expired - Fee Related
Application number
CN202120526867.6U
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Chinese (zh)
Inventor
李小妹
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Youjiang Medical University for Nationalities Affiliated Hospital
Original Assignee
Youjiang Medical University for Nationalities Affiliated Hospital
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Youjiang Medical University for Nationalities Affiliated Hospital filed Critical Youjiang Medical University for Nationalities Affiliated Hospital
Priority to CN202120526867.6U priority Critical patent/CN215078622U/en
Application granted granted Critical
Publication of CN215078622U publication Critical patent/CN215078622U/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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Abstract

The utility model discloses a novel blood taking needle, including the cylinder, one side of cylinder is provided with the nipple, and the outside surface of cylinder is provided with the lag, and the surface of lag is the equidistance in proper order and installs non-slip raised, and one side of lag is provided with spacing ring, and the both sides of spacing ring all are fixed with fixing device, and the needle groove has all been seted up to the both sides of lag, has seted up interior caulking groove on the cylinder, and the one end that the cylinder was kept away from to the nipple is provided with the connecting pipe, and the other end of connecting pipe is connected with the blood drawing pipe, and the one end that the connecting pipe was kept away from to the blood drawing pipe is provided with the syringe needle. The utility model relates to a novel blood taking needle overlaps spacing ring on the cylinder, aligns the interior caulking groove with the stopper on the fixing device of spacing ring both sides and fixes for the antiskid cover is difficult for droing, and medical personnel will make used syringe needle insert the needle inslot on the lag after finishing with this blood taking needle blood sampling, passes the ring on the fixing device with two fingers, removes the ring to opposite direction, can easily take out spacing ring.

Description

Novel blood taking needle
Technical Field
The utility model relates to the field of medical supplies, in particular to a novel blood taking needle.
Background
Blood sampling is one of the indispensable projects when carrying out health inspection or treatment in the hospital, and blood sampling needs to use the vein blood sampling device, and the current vein blood sampling device in the existing market generally comprises stopcock pjncture needle, pipe, vein pjncture needle. After the sheath is pulled out and medical staff finishes blood sampling, the needle tip of the venous blood sampling needle is exposed outside, so that infection or accidental puncture can easily occur.
At present, after blood sampling is finished, due to the fact that a needle tip is exposed outside and no protective measures are provided, medical staff are careless in operation, easily hurt nurses, virus cross infection can be caused seriously, and the consequences are more serious if blood samplers suffer from infectious diseases. Clinically, accidental acupuncture is a long-term problem which is difficult to avoid, so that a novel blood taking needle is provided to solve the problem.
SUMMERY OF THE UTILITY MODEL
The to-be-solved technical problem of the utility model is to overcome the defects of the prior art and provide a novel blood taking needle.
In order to solve the technical problem, the utility model provides a following technical scheme:
the utility model relates to a novel blood taking needle, which comprises a needle cylinder, one side of cylinder is provided with the nipple, the outside surface of cylinder is provided with the lag, the surface of lag is the equidistance in proper order and installs anti-skidding arch, one side of lag is provided with spacing ring, spacing ring's both sides all are fixed with fixing device, the needle groove has all been seted up to the both sides of lag, the inner caulking groove has been seted up on the cylinder, and the inner caulking groove is located the lag and is close to nipple one side, the one end that the cylinder was kept away from to the nipple is provided with the connecting pipe, the other end of connecting pipe is connected with the blood drawing pipe, the one end that the connecting pipe was kept away from to the blood drawing pipe is provided with the syringe needle.
As an optimal technical scheme of the utility model, the one end inboard that the nipple was kept away from to the cylinder is provided with the piston, one side that the cylinder was kept away from to the piston is fixed with the piston axle, one side that the piston was kept away from to the piston axle is fixed with the piston handle, and the longitudinal section of piston handle is greater than the longitudinal section of piston axle.
As an optimized technical proposal of the utility model, a handle is fixed on the needle head, and the depth of the needle groove is less than the length of the needle head.
As an optimal technical scheme of the utility model, the non-slip raised adopts the rubber material preparation to form, and the interval between the non-slip raised is 5 to 10 millimeters.
As a preferred technical scheme of the utility model, fixing device includes boss, spring, ring and stopper, the boss is located the both sides of spacing ring, and the boss is hollow structure, the inboard of boss is provided with the ring, one side of ring is fixed with the spring, and the other end of spring and the inner wall fixed connection of boss, one side that the spring was kept away from to the ring is fixed with the stopper, and the stopper runs through spacing ring and extends to its inboard, stopper and embedded groove looks adaptation.
Compared with the prior art, the beneficial effects of the utility model are as follows:
the utility model relates to a novel blood taking needle, can effectively solve the use problem of blood taking needle, before using this blood taking needle, can overlap the lag sleeve in the cylinder outside, overlap spacing ring again on the cylinder, aim at interior caulking groove with the stopper on the fixing device of spacing ring both sides and fix, make the antiskid cover be difficult for droing, medical personnel is finishing the back with this blood taking needle blood sampling, the needle inslot on the lag is inserted to used syringe needle, avoid naked syringe needle to cause the injury to medical personnel, pass the ring on the fixing device with two fingers, move the ring to opposite direction, can easily take out spacing ring, take out the lag that will insert the syringe needle again, it is very convenient and safe.
Drawings
The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention. In the drawings:
fig. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a view showing the usage state of the present invention;
fig. 3 is a schematic structural view of the fixing device of the present invention;
FIG. 4 is a view showing a state of use of the fixing device of the present invention;
fig. 5 is a cross-sectional view of the protective cover of the present invention;
in the figure: 1. a needle cylinder; 2. a nipple; 3. a protective sleeve; 4. anti-skid projections; 5. a limiting ring; 6. a fixing device; 601. a boss; 602. a spring; 603. a ring; 604. a limiting block; 7. a needle groove; 8. an embedded groove is formed; 9. a connecting pipe; 10. drawing a blood vessel; 11. a needle head; 12. a piston; 13. a piston shaft; 14. a piston handle; 15. a handle.
Detailed Description
The preferred embodiments of the present invention will be described in conjunction with the accompanying drawings, and it will be understood that they are presented herein only to illustrate and explain the present invention, and not to limit the present invention.
Example 1
As shown in fig. 1-5, the utility model provides a novel blood taking needle, including cylinder 1, one side of cylinder 1 is provided with nipple 2, the outside surface of cylinder 1 is provided with lag 3, the surface of lag 3 is the equidistance in proper order and installs non-slip raised 4, one side of lag 3 is provided with spacing ring 5, spacing ring 5's both sides all are fixed with fixing device 6, needle groove 7 has all been seted up to lag 3's both sides, interior caulking groove 8 has been seted up on cylinder 1, and interior caulking groove 8 is located lag 3 and is close to one side of nipple 2, the one end that cylinder 1 was kept away from to nipple 2 is provided with connecting pipe 9, the other end of connecting pipe 9 is connected with blood drawing vessel 10, the one end that connecting pipe 9 was kept away from to blood drawing vessel 10 is provided with syringe needle 11.
Furthermore, a piston 12 is arranged on the inner side of one end of the needle cylinder 1, which is far away from the nipple 2, a piston shaft 13 is fixed on one side of the piston 12, which is far away from the needle cylinder 1, a piston handle 14 is fixed on one side of the piston shaft 13, which is far away from the piston 12, the longitudinal section of the piston handle 14 is larger than that of the piston shaft 13, the piston shaft 13 is clamped by fingers, the piston 12 is inserted and drawn through the piston handle 13, and blood is drawn into the needle cylinder 81 from the blood drawing tube 10, which is very convenient.
A handle 15 is fixed on the needle 11, the depth of the needle groove 7 is smaller than the length of the needle 11, and the handle 15 is convenient for medical staff to accurately insert the needle 11 into a blood vessel of a patient.
The anti-skid protrusions 4 are made of rubber materials, the distance between the anti-skid protrusions 4 is 5-10 millimeters, when the blood taking needle is used for blood taking, the protecting sleeve 3 is held by a hand, the anti-skid protrusions 4 play a role in increasing the friction force between the palm and the protecting sleeve 3, and the blood taking needle can be kept stable in the blood taking process.
The fixing device 6 comprises a boss 601, a spring 602, a ring 603 and a limiting block 604, the boss 601 is located at two sides of the limiting ring 5, the boss 601 is hollow, a finger ring 603 is arranged on the inner side of the boss 601, a spring 602 is fixed on one side of the finger ring 603, the other end of the spring 602 is fixedly connected with the inner wall of the boss 601, a limit block 604 is fixed on one side of the ring 603 far away from the spring 602, the limiting block 604 penetrates through the limiting ring 5 and extends to the inner side of the limiting ring, the limiting block 604 is matched with the embedded groove 8, two fingers are placed in the inner side of the ring 603 and move towards the opposite direction, because of the action of the boss 601, the spring 602 is contracted, after the limit ring 5 is sleeved on the needle cylinder 1, the limiting block 604 is moved to the upper part of the embedded groove 8, the finger is taken out from the inner side of the ring 603, due to the elastic potential energy of the spring 602, the limiting block 604 is matched and fixed with the embedded groove 8, and finally the protecting sleeve 3 is fixed.
Specifically, in the using process, before the blood taking needle is used for taking blood, the protective sleeve 3 is firstly sleeved on the outer side of the needle cylinder 1, two fingers are put into the inner side of the finger ring 603 and move towards the opposite direction, because of the action of the boss 601, the spring 602 is contracted, after the limit ring 5 is sleeved on the needle cylinder 1, the limiting block 604 is moved to the upper part of the embedded groove 8, the finger is taken out from the inner side of the ring 603, the elastic potential energy of the spring 602 makes the limit block 604 fit and fix with the embedded groove 8, and finally plays a role of fixing the protective sleeve 3, connecting the nipple 2 with the connecting pipe 9, connecting the other end of the connecting pipe 9 with the blood drawing pipe 10, connecting the other end of the blood drawing pipe 10 with the needle 11, according to the actual situation, the blood drawing pipe 10 can be omitted, the needle head 11 is directly connected with the nipple 2 for blood sampling operation, and the technical effect of the utility model can be achieved. The handle 15 is held by a hand to insert the needle 11 into a blood vessel of a patient, the piston shaft 13 is clamped by fingers, the piston 12 is drawn and inserted through the piston handle 13, blood is drawn into the needle cylinder 81 from the blood drawing vessel 10, and after the blood drawing is finished, the used needle 11 is inserted into the inner side of the needle groove 7 of the protective sleeve 3, so that the exposed needle 11 is prevented from injuring medical personnel or causing cross infection of viruses.
This blood taking needle can effectively solve the problem of use of blood taking needle, before using this blood taking needle, can overlap the lag sleeve in the cylinder outside, overlap spacing ring again on the cylinder, aim at interior caulking groove with the stopper on the fixing device of spacing ring both sides and fix, make the antiskid cover be difficult for droing, medical personnel finishes the back with this blood taking needle blood sampling, the needle inslot on the lag is inserted to the syringe needle that will make used, avoid naked syringe needle to cause the injury to medical personnel, pass the ring on the fixing device with two fingers, move the ring to opposite direction, can easily take out spacing ring, take out the lag that has inserted the syringe needle again, it is very convenient and safe.
Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims (5)

1. A novel blood taking needle comprises a needle cylinder (1) and is characterized in that a nipple (2) is arranged on one side of the needle cylinder (1), a protective sleeve (3) is arranged on the outer side surface of the needle cylinder (1), anti-skid bulges (4) are sequentially arranged on the surface of the protective sleeve (3) at equal intervals, a limiting ring (5) is arranged on one side of the protective sleeve (3), fixing devices (6) are fixed on both sides of the limiting ring (5), both sides of the protective sleeve (3) are provided with needle grooves (7), the needle cylinder (1) is provided with an inner embedded groove (8), and the embedded groove (8) is positioned at one side of the protective sleeve (3) close to the nipple (2), one end of the nipple (2) far away from the needle cylinder (1) is provided with a connecting pipe (9), the other end of the connecting pipe (9) is connected with a blood drawing pipe (10), and one end, far away from the connecting pipe (9), of the blood drawing pipe (10) is provided with a needle head (11).
2. A novel blood taking needle as claimed in claim 1, characterized in that a piston (12) is arranged on the inner side of one end of the needle cylinder (1) far away from the nipple (2), a piston shaft (13) is fixed on one side of the piston (12) far away from the needle cylinder (1), a piston handle (14) is fixed on one side of the piston shaft (13) far away from the piston (12), and the longitudinal section of the piston handle (14) is larger than that of the piston shaft (13).
3. A new type of lancet according to claim 1, characterised in that a handle (15) is fixed to the needle (11) and the depth of the needle groove (7) is less than the length of the needle (11).
4. A novel blood taking needle as claimed in claim 1, wherein the anti-skid protrusions (4) are made of rubber, and the distance between the anti-skid protrusions (4) is 5 to 10 mm.
5. The novel blood taking needle of claim 1, characterized in that the fixing device (6) comprises a boss (601), a spring (602), a finger ring (603) and a limiting block (604), the boss (601) is located on two sides of the limiting ring (5), the boss (601) is of a hollow structure, the finger ring (603) is arranged on the inner side of the boss (601), the spring (602) is fixed on one side of the finger ring (603), the other end of the spring (602) is fixedly connected with the inner wall of the boss (601), the limiting block (604) is fixed on one side of the finger ring (603) far away from the spring (602), the limiting block (604) penetrates through the limiting ring (5) and extends to the inner side of the limiting ring, and the limiting block (604) is matched with the inner embedding groove (8).
CN202120526867.6U 2021-03-11 2021-03-11 Novel blood taking needle Expired - Fee Related CN215078622U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202120526867.6U CN215078622U (en) 2021-03-11 2021-03-11 Novel blood taking needle

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202120526867.6U CN215078622U (en) 2021-03-11 2021-03-11 Novel blood taking needle

Publications (1)

Publication Number Publication Date
CN215078622U true CN215078622U (en) 2021-12-10

Family

ID=79339956

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202120526867.6U Expired - Fee Related CN215078622U (en) 2021-03-11 2021-03-11 Novel blood taking needle

Country Status (1)

Country Link
CN (1) CN215078622U (en)

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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: 20211210