CN208988943U - A kind of puncture needle - Google Patents
A kind of puncture needle Download PDFInfo
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- CN208988943U CN208988943U CN201721265235.9U CN201721265235U CN208988943U CN 208988943 U CN208988943 U CN 208988943U CN 201721265235 U CN201721265235 U CN 201721265235U CN 208988943 U CN208988943 U CN 208988943U
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- needle
- puncture
- point
- tubing
- needle point
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Abstract
The utility model provides a kind of puncture needle, has the feature that, comprising: puncture needle ontology, the needle point containing the skin for puncturing human body and the needle body extended from the needle point；And anaesthetic layer, at least it is coated on needle point.When the skin contact of the needle point of the puncture needle of the utility model and human body, anaesthetic layer can discharge anaesthetic, local anaesthesia is carried out to the place of human body being punctured, in this case can reduce human body in the suffered pain of puncture process, while the operation pressures of medical worker can also be reduced.
Description
Technical field
The utility model relates to medical instruments, and in particular to a kind of puncture needle.
Background technique
Interventional Ultrasound has become an important branch of ultrasound medicine at present, various supersonic puncture probes and is attached to spy
Puncture supporter on head is the tool of interventional ultrasound.During Ultrasound intervention, various supersonic puncture probes and it is attached to spy
External puncture supporter and intracavitary family of wheezing on head are the tools of interventional ultrasound, this be ultrasonoscopy development on the basis of,
Grow up for the needs of further satisfaction clinical diagnosis and treatment.In clinical use, generally on ultrasonic probe
It is also equipped with puncture supporter, then by the fixed puncture needle of puncture supporter, the intracorporal destination organization of people is obtained by puncture needle, or will
Medical drug is injected in patient body by puncture needle.Its main function is completed various under the monitoring or guidance of real-time ultrasound
Biopsy, drawing liquid, puncture, radiography, blood vessel drainage, injection blood transfusion, cancer stove injection etc. operation, can to avoid certain surgical operations, and
Reach effect identical with surgical operation.
However in the biggish situation of operation puncturing difficulty of patient, especially for the opposite medical matters lacked of surgical experience
Personnel, first puncture may be unable to reach surgical site, need to adjust puncture position again to ensure in accurate surgical site
Into shape perform the operation, thus need to adjust puncture road, in this case, due to change after the non-injecting anesthetic drug of puncture path, because
This, can be significantly greatly increased the pain of patient, increase the operation pressures of medical worker, and then cause operating time to extend, operation risk
Increase, or even influences surgical effect.
In addition, may cause repeatedly to puncture can not reach target blood due to the vascular problem of patient itself, also can in this way
Increase the pain of patient, while increasing the pressure of medical worker.
Utility model content
The utility model is to carry out to solve the above-mentioned problems, and it is an object of the present invention to provide a kind of puncture needle, for being pierced into
Human body carries out diagnosis and treatment.
The utility model provides a kind of puncture needle, has the feature that, comprising: puncture needle ontology, containing puncturing people
The needle point of the skin of body and the needle body extended from the needle point；And anaesthetic layer, at least it is coated on needle point.
It in puncture needle provided by the utility model, can also have the following features: wherein, needle body is needle tubing, needle tubing
Integrally formed using stainless steel material with needle point, anaesthetic layer is also coated on the outer surface of needle tubing.
It in puncture needle provided by the utility model, can also have the following features: wherein, needle body is needle tubing and set
The puncture cannula being located on the needle tubing, needle tubing and needle point are integrally formed using stainless steel material, and needle point is from puncture cannula
Expose, anaesthetic layer is also coated on the outer surface of puncture cannula.
In puncture needle provided by the utility model, it can also have the following features: wherein, bar shaped be additionally provided on needle tubing
Groove, the strip groove are arranged near needle point, extend along the length direction of needle tubing.
In puncture needle provided by the utility model, can also have the following features: wherein, puncture needle is remaining needle,
Handle fixed part is provided on puncture cannula.
It in puncture needle provided by the utility model, can also have the following features: wherein, handle fixed part is by two
What a wing type handle was constituted.
It in puncture needle provided by the utility model, can also have the following features: wherein, puncture cannula is by poly- second
One of alkene, polypropylene, polyurethane, polyvinyl chloride and polytetrafluoroethylene (PTFE) and formed.
It in puncture needle provided by the utility model, can also have the following features: wherein, anaesthetic layer is by benefit card
Because, one of Ropivacaine, Bupivacaine and totokaine due to formed.
In puncture needle provided by the utility model, it can also have the feature that, further includes: it punctures and uses handle part,
Wherein, one end of the separate needle point of needle body is arranged in handle part for puncture.
It in puncture needle provided by the utility model, can also have the following features: wherein, puncture is with handle part in length
Cube shape or cylindrical shape.
The action and effect of utility model
The puncture needle according to involved in the utility model, because being coated with anaesthetic layer on the surface of needle point, this reality
When with the skin contact of the needle point of novel puncture needle and human body, anaesthetic layer can discharge anaesthetic, to the place of human body being punctured
Local anaesthesia is carried out, in this case can reduce human body in the suffered pain of puncture process, while medical matters can also be reduced
The operation pressures of personnel.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of puncture needle in the embodiments of the present invention one；
Fig. 2 is the structural schematic diagram of puncture needle in the embodiments of the present invention two；And
Fig. 3 is the structural schematic diagram of puncture needle in the embodiments of the present invention three.
Specific embodiment
In order to be easy to understand the technical means, creative features, achievement of purpose, and effectiveness of the utility model, with
Lower embodiment combination attached drawing is specifically addressed the utility model puncture needle.
<embodiment one>
Fig. 1 is the structural schematic diagram of puncture needle in the embodiments of the present invention one.
As shown in Figure 1, puncture needle 100 enters diagnosis and treatment for being pierced into human body, including puncture needle ontology 10, anaesthetic layer 11 and
It punctures and uses handle part 12.In the present embodiment, puncture needle 100 be Cook puncture needle, model SDN-17.8-7.0, for across
The skin of human body enters blood vessel to assist the diagnosis and treatment of patient.
Puncture needle ontology 10 includes needle point 101 and the needle body 102 from the extension of needle point 101.
Needle point 101 is used to enter blood vessel across the skin of patient.
Needle body 102 is needle tubing, and puncture is passed through from sufferer out of needle tubing with seal wire.In the present embodiment, needle tubing and needle
Point 101 is integrally formed using stainless steel material.
Anaesthetic layer 11 is coated on needle point 101 and on the outer surface of needle tubing.Anaesthetic layer 11 is by lidocaine, sieve piperazine card
It is formed due to one of, Bupivacaine and totokaine.In the present embodiment, anaesthetic layer 11 is by lidocaine and to delay
It is interpreted into and is grouped as, sustained release component can guarantee lidocaine slow release in the given time.
One end of the separate needle point 101 of needle tubing is arranged in puncture handle part 13, holds to wear for medical worker
Thorn.It punctures in a rectangular parallelepiped shape or cylindric with handle part 13.In the present embodiment, puncturing with handle part 13 is cuboid, the length
Four sides for holding of cube are recessed inwardly, and hold convenient for medical worker.Puncture is plastics with the material of handle part 13.
The use process of puncture needle 100 are as follows: needle point 101 is punctured to target blood through skin, anaesthetic layer 12 is in needle point 101
Pass through skin when contacted with patient, slow release lidocaine, so that the local skin of patient being punctured obtains fiber crops
It is liquor-saturated, puncture handle part 13 is then held, seal wire is imported into needle tubing, promotes seal wire to reach appropriate location, finally by puncture needle 100
It removes, retains seal wire in situ.
<embodiment two>
Fig. 2 is the structural schematic diagram of puncture needle in the embodiments of the present invention two.
As shown in Fig. 2, puncture needle 200 enters diagnosis and treatment for being pierced into human body, including puncture needle ontology 20, anaesthetic layer 21 and
It punctures and uses handle part 22.In the present embodiment, puncture needle 100 is Terumo puncture needle, is Seldinger trochar, for wearing
The skin for crossing human body enters blood vessel to assist the diagnosis and treatment of patient.
Puncture needle ontology 20 includes needle point 201 and the needle body 202 from the extension of needle point 201.
Needle point 201 is used to enter blood vessel across the skin of patient.
Needle body 202 includes needle tubing 2021 and puncture cannula 2022.
Needle tubing 2021 is equipped with strip groove 203, which is positioned close near needle point 201, along needle
The length direction of pipe 2021 extends.Stripe shape groove 203 is used to carry out blood back after needle point 201 enters blood vessel, is convenient for medical worker
Judge whether needle point 201 reaches at blood vessel.Needle tubing 202 and needle point 201 are integrally formed using stainless steel material.
Puncture cannula 2022 is set on needle tubing 2021, and puncture passes through sufferer out of puncture cannula 2022 with seal wire
Place.Needle point 201 exposes out of puncture cannula 2022.Puncture cannula 2022 be by polyethylene, polypropylene, polyurethane,
One of polyvinyl chloride and polytetrafluoroethylene (PTFE) and formed.In the present embodiment, the material of puncture cannula 2022 is poly- second
Alkene.
Anaesthetic layer 21 is coated on needle point 201 and on the outer surface of puncture cannula 2022.Anaesthetic layer 21 is by benefit card
Because, one of Ropivacaine, Bupivacaine and totokaine due to formed.In the present embodiment, anaesthetic layer 21 is by cloth ratio
Cacaine and sustained release component composition, sustained release component can guarantee lidocaine slow release in the given time.
One end of the separate needle point 201 of needle tubing 2021 is arranged in puncture handle part 23, for medical worker hold into
Row punctures.It punctures in a rectangular parallelepiped shape or cylindric with handle part 23.In the present embodiment, it punctures cylindrical with handle part 23.
Puncture is plastics with the material of handle part 23.
The use process of puncture needle 200 are as follows: puncture needle 200 is pierced into human body, needle point 201 is punctured to target blood through skin
Pipe, when medical worker sees blood back in stripe shape groove 203, that is, it is intravascular to can determine whether that needle point 201 has entered, anaesthetic layer 22 exists
Needle point 101 contacts when passing through skin with patient, slow release lidocaine, the anaesthetic layer 22 on subsequent puncture cannula 2022
Also lidocaine is gradually discharged, so that the place of patient being punctured obtains local anaesthesia, is then extracted needle tubing 2021, it will
Seal wire imports in puncture cannula 2022, and seal wire is promoted to reach appropriate location.
Puncture needle 200 when in use, general to need first to penetrate blood vessel rear wall more, then withdraws into Endovascular.
<embodiment three>
Fig. 3 is the structural schematic diagram of puncture needle in the embodiments of the present invention three.
As shown in figure 3, puncture needle 300 enters diagnosis and treatment for being pierced into human body, including puncture needle ontology 30, anaesthetic layer 31 and
It punctures and uses handle part 32.In the present embodiment, puncture needle 300 is disposable venous detaining needle.
Puncture needle ontology 30 includes needle point 301 and the needle body 302 from the extension of needle point 301.
Needle point 301 is for being pierced into human body.
Needle body 302 includes needle tubing 3021 and puncture cannula 3022.
Needle tubing 3021 and needle point 301 are integrally formed using stainless steel material.
Puncture cannula 3022 is set on needle tubing 3021, and puncture passes through sufferer out of puncture cannula 3022 with seal wire
Place.Needle point 301 exposes out of puncture cannula 3022.Puncture cannula 3022 be by polyethylene, polypropylene, polyurethane,
One of polyvinyl chloride and polytetrafluoroethylene (PTFE) and formed.In the present embodiment, the material of puncture cannula 3022 is poly- ammonia
Base Ethyl formate.
Handle fixed part 30221 is provided on puncture cannula 3022.
Handle fixed part 30221 is used to for puncture cannula being fixed on the skin surface of patient, by two wing type handles
It constitutes, through-hole is equipped on two wing type handles, medical worker, which can will be punctured by two through-holes using suture technology, to be covered
Pipe 3022 is fixed on the skin surface of patient.
Anaesthetic layer 31 is coated on needle point 301 and on the outer surface of puncture cannula 3022.Anaesthetic layer 31 is by benefit card
Because, one of Ropivacaine, Bupivacaine and totokaine due to formed.In the present embodiment, anaesthetic layer 31 is by sieve piperazine
Cacaine and sustained release component composition, sustained release component can guarantee lidocaine slow release in the given time.
One end of the separate needle point 301 of needle tubing 3021 is arranged in puncture handle part 33, for medical worker hold into
Row punctures.It punctures in a rectangular parallelepiped shape or cylindric with handle part 33.In the present embodiment, puncturing with handle part 33 is in cuboid,
Four sides for holding of the cuboid are recessed inwardly, and hold convenient for medical worker.Puncture is modeling with the material of handle part 33
Material.
The use process of puncture needle 300 are as follows: puncture needle 300 is pierced into human body, needle point 301 is pierced into human body, and anaesthetic layer 33 exists
Needle point 101 contacts when passing through skin with patient, slow release lidocaine, the anaesthetic layer 33 on subsequent puncture cannula 3033
Also lidocaine is gradually discharged, so that the place of patient being punctured obtains local anaesthesia, is then extracted needle tubing 3031, is led to
The skin surface that two wing type handles are fixed on patient by suture technology is crossed, gas is injected out of puncture cannula 3033 or is made
Contrast examination is done in shadow agent or injection of medicine carries out diagnosis and treatment.
The action and effect of embodiment
The puncture needle according to involved in above-described embodiment, because being coated with anaesthetic layer on the surface of needle point, this
When the skin contact of the needle point of the puncture needle of utility model and human body, anaesthetic layer can discharge anaesthetic, to the ground of human body being punctured
In this case Fang Jinhang local anaesthesia can reduce human body in the suffered pain of puncture process, can also reduce medical matters people
The operation pressures of member.
In addition, in the above-described embodiments, anaesthetic layer is made of lidocaine and sustained release component, can make in this way
Lidocaine available slow release when with patient contact extends the local anaesthesia time of patient, mitigates the pain of patient.
In addition, anaesthetic layer is not only coated on needle surface, can also be coated on the outer surface of needle tubing or puncture cannula
Outer surface on so that patient will not experience pain in entire puncture process.
In addition, in example 2, puncture cannula is also arranged with outside needle tubing, the material of puncture cannula is polyethylene, so that
The compliance of puncture cannula is good, and head end is soft, and blood vessel can be bent into together with seal wire, avoids blood vessel or seal wire is impaired asks
Topic
Above embodiment is the preferred case of the utility model, is not intended to limit the protection scope of the utility model.
Claims (10)
1. a kind of puncture needle carries out diagnosis and treatment for being pierced into human body characterized by comprising
Puncture needle ontology, the needle point containing the skin for puncturing the human body and the needle body extended from the needle point；And
Anaesthetic layer is at least coated on the needle point.
2. puncture needle according to claim 1, it is characterised in that:
Wherein, the needle body is that needle tubing, the needle tubing and the needle point are integrally formed using stainless steel material,
The anaesthetic layer is also coated on the outer surface of the needle tubing.
3. puncture needle according to claim 1, it is characterised in that:
Wherein, the needle body is needle tubing and the puncture cannula that is set on the needle tubing,
The needle tubing and the needle point are integrally formed using stainless steel material,
The needle point exposes from the puncture cannula,
The anaesthetic layer is also coated on the outer surface of the puncture cannula.
4. puncture needle according to claim 3, it is characterised in that:
Wherein, it is additionally provided with strip groove on the needle tubing, which is arranged near the needle point, along the needle tubing
Length direction extend.
5. puncture needle according to claim 3, it is characterised in that:
Wherein, the puncture needle is remaining needle,
Handle fixed part is provided on the puncture cannula.
6. puncture needle according to claim 5, it is characterised in that:
Wherein, the handle fixed part is made of two wing type handles.
7. according to puncture needle described in any one in claim 3 or 5, it is characterised in that:
Wherein, the puncture cannula is by polyethylene, polypropylene, polyurethane, polyvinyl chloride and polytetrafluoroethylene (PTFE)
One of and formed.
8. puncture needle according to any one of claims 1 to 3, it is characterised in that:
Wherein, the anaesthetic layer is formed by one of lidocaine, Ropivacaine, Bupivacaine and totokaine.
9. puncture needle according to claim 1, which is characterized in that further include:
It punctures and uses handle part,
Wherein, one end far from the needle point of the needle body is arranged in handle part for the puncture.
10. puncture needle according to claim 9, it is characterised in that:
Wherein, the puncture is in a rectangular parallelepiped shape or cylindric with handle part.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721265235.9U CN208988943U (en) | 2017-09-29 | 2017-09-29 | A kind of puncture needle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721265235.9U CN208988943U (en) | 2017-09-29 | 2017-09-29 | A kind of puncture needle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208988943U true CN208988943U (en) | 2019-06-18 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721265235.9U Active CN208988943U (en) | 2017-09-29 | 2017-09-29 | A kind of puncture needle |
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| CN (1) | CN208988943U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107569258A (en) * | 2017-09-29 | 2018-01-12 | 上海长海医院 | A kind of puncture needle |
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2017
- 2017-09-29 CN CN201721265235.9U patent/CN208988943U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107569258A (en) * | 2017-09-29 | 2018-01-12 | 上海长海医院 | A kind of puncture needle |
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