CN204909511U - Take novel thyroid gland pjncture needle of scale nook closing member and protection sheath - Google Patents
Take novel thyroid gland pjncture needle of scale nook closing member and protection sheath Download PDFInfo
- Publication number
- CN204909511U CN204909511U CN201520640969.5U CN201520640969U CN204909511U CN 204909511 U CN204909511 U CN 204909511U CN 201520640969 U CN201520640969 U CN 201520640969U CN 204909511 U CN204909511 U CN 204909511U
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- China
- Prior art keywords
- sheath
- puncture needle
- syringe
- closing member
- nook closing
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- Expired - Fee Related
Links
- 210000001685 thyroid gland Anatomy 0.000 title claims abstract description 25
- 229910000831 Steel Inorganic materials 0.000 claims description 2
- 239000010959 steel Substances 0.000 claims description 2
- 210000003437 trachea Anatomy 0.000 abstract description 7
- 210000004204 blood vessel Anatomy 0.000 abstract description 6
- 238000002347 injection Methods 0.000 abstract description 5
- 239000007924 injection Substances 0.000 abstract description 5
- 229910001220 stainless steel Inorganic materials 0.000 abstract description 2
- 239000010935 stainless steel Substances 0.000 abstract description 2
- 210000000538 tail Anatomy 0.000 abstract 2
- 230000008878 coupling Effects 0.000 abstract 1
- 238000010168 coupling process Methods 0.000 abstract 1
- 238000005859 coupling reaction Methods 0.000 abstract 1
- 210000001519 tissue Anatomy 0.000 description 6
- 208000009453 Thyroid Nodule Diseases 0.000 description 5
- 208000024770 Thyroid neoplasm Diseases 0.000 description 5
- 230000000849 parathyroid Effects 0.000 description 4
- 238000000034 method Methods 0.000 description 3
- 210000003491 skin Anatomy 0.000 description 2
- 239000013589 supplement Substances 0.000 description 2
- 208000019901 Anxiety disease Diseases 0.000 description 1
- 208000032843 Hemorrhage Diseases 0.000 description 1
- 230000036506 anxiety Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 230000002124 endocrine Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 210000002615 epidermis Anatomy 0.000 description 1
- 239000004615 ingredient Substances 0.000 description 1
- 230000003902 lesion Effects 0.000 description 1
- 239000003550 marker Substances 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 230000004060 metabolic process Effects 0.000 description 1
- 210000005036 nerve Anatomy 0.000 description 1
- 230000002265 prevention Effects 0.000 description 1
- 230000001012 protector Effects 0.000 description 1
- 210000002416 recurrent laryngeal nerve Anatomy 0.000 description 1
Landscapes
- Infusion, Injection, And Reservoir Apparatuses (AREA)
Abstract
The utility model relates to a take novel thyroid gland pjncture needle of scale nook closing member and protection sheath, including stainless steel puncture nook closing member and sheath pipe, and the syringe, puncture nook closing member surface be equipped with the scale, through the external screw thread and sheath union coupling of non - puncture end, sheath pipe be greater than the cavity pipe of the diameter of the nook closing member that puncture for the internal diameter, the internal thread that outer thread to match on the nook closing member closed that is equipped with and punctures is held to the sheath tube head, the sheath rectal cauda is held and is equipped with the internal thread with syringe matched with, syringe injection port on be equipped with the external screw thread, close with the interior thread to match of sheath rectal cauda end. Its advantage shows: the puncture doctor can be greatly improved and to piercing depth's assurance, the success rate is improved, the at utmost avoids the syringe needle to pierce key tissue such as trachea and blood vessel excessively deeply, and pjncture needle damage and accident are effectively prevented to protection patient safety, guarantee to produce sufficient negative pressure and aspirate the thyroid gland tissue.
Description
Technical field
This utility model relates to the medical instruments field of endocrine metabolism clinical practice, specifically, is the novel Thyroid puncture needle of a kind of nook closing member with a scale and protection sheath.
Background technology
Lack special Thyroid puncture needle clinically at present, during puncture, many use 10ml ordinary syringe combine No. 20 injection needles.Under B ultrasonic location, tuberosity or diseased region punctured and aspirate linked groups.
Blood vessel is rich in thyroid inside, and is close to trachea and recurrent laryngeal nerve, and whole thyroid nodule piercing process is divided into (1) percutaneous B ultrasonic tuberosity to locate; (2) B ultrasonic Conducted Puncture pin enters and waits the thyroid nodule that punctures; (3) tuberosity linked groups cell is collected in the moving around of all directions in tuberosity of the negative pressure utilizing pumpback syringe to produce and piercing needle.In whole process, there is a lot of defect and deficiency respectively.(1) link is located: B ultrasonic can measure the distance of thyroid nodule distance skin, and Thyroid puncture needle lacks numerical scale at present, unless the operating experience person of enriching, usually accurately disposablely successfully cannot enter thyroid nodule, usually need repeatedly to adjust puncture direction and the degree of depth; (2) down segment of all directions, because patient mismatches or operator's error, especially for the nodular lesion of the puncture difficulty near trachea and tremulous pulse, thrusts the dangerous of trachea and blood vessel by mistake.Add the risk of complication such as by mistake inhaling, hemorrhage.
Novel Thyroid puncture needle about a kind of nook closing member with a scale and protection sheath yet there are no report.
Summary of the invention
The purpose of this utility model is, provides the novel Thyroid puncture needle of a kind of nook closing member with a scale and protection sheath.
For achieving the above object, the technical scheme that this utility model is taked is: the novel Thyroid puncture needle of a kind of nook closing member with a scale and protection sheath, described Thyroid puncture needle comprises rustless steel puncture needle core and sheath pipe, and syringe, described puncture needle core surface is provided with scale, is connected with sheath pipe by the external screw thread of non-piercing end; Described sheath pipe is the hollow circular tube that internal diameter is greater than the diameter of puncture needle core, sheath tube head end is provided with the female thread matched with the external screw thread in puncture needle core, sheath pipe tail end is provided with the female thread matched with syringe, described injector to inject port is provided with external screw thread, matches with the female thread of sheath pipe tail end.
Described puncture needle core is length is 3-5cm, diameter 2-2.5mm.
Described sheath length of tube is 2-3cm.
Described syringe caliber 2-3cm, can Bonding pressure tester.
This utility model advantage is:
1, puncture needle core is arranged scale and greatly can improve puncture doctor to the assurance of paracentesis depth, improve success rate;
2, the design of sheath pipe is protected can at utmost to avoid syringe needle excessively deeply to thrust the key such as trachea and blood vessel tissue, protection patient safety, effectively the damage of prevention puncture needle and accident;
3, syringe diameter facilitates hand-held, can, by the connection and mensuration with pressure tester, guarantee to produce enough negative pressure to aspirate parathyroid tissue.
Accompanying drawing explanation
Accompanying drawing 1 is the puncture needle core of Thyroid puncture needle of the present utility model and the structural representation of sheath pipe.
Accompanying drawing 2 is the structural representations after puncture needle core and sheath pipe are assembled.
Accompanying drawing 3 is structural representations of syringe.
Accompanying drawing 4 is the structural representations after the assembling of puncture needle core, sheath pipe and syringe.
Detailed description of the invention
Also with reference to accompanying drawing, this utility model is further described below in conjunction with embodiment.
The Reference numeral related in accompanying drawing and ingredient as follows:
1. puncture needle core 2. sheath pipe
3. syringe 11. scale
12. external screw thread 21. sheath tube head ends
22. sheath pipe tail end 31. injection ports
The novel Thyroid puncture needle of a kind of nook closing member with a scale of the present utility model and protection sheath, comprise puncture needle core 1, sheath pipe 2 and syringe 3, described puncture needle core 1 and sheath pipe 2 are all made up of stainless steel material.Please refer to accompanying drawing 1 and accompanying drawing 2, accompanying drawing 1 is the puncture needle core of Thyroid puncture needle of the present utility model and the structural representation of sheath pipe.Described puncture needle core 1 for length be the puncture needle of 3-5cm, diameter 2-2.5mm, nook closing member surface is provided with scale 11, and non-piercing end is provided with external screw thread 12, can be connected by external screw thread 12 with sheath pipe 2.Described sheath pipe 2 is hollow circular tube, length is 2-3cm, its internal diameter is greater than the diameter of puncture needle core 1, be about 4-4.5mm, sheath tube head end 21 is provided with the female thread matched with the external screw thread 12 in puncture needle core 1, puncture needle core 1 and sheath pipe 2 can be assembled into one by the cooperation of internal and external threads, freely can adjust the length that puncture needle core 1 exposes sheath pipe 2 part by inward turning or outward turning simultaneously, the i.e. distance of puncture needle core 1 syringe needle and sheath pipe 2, thus meet the exact requirements of paracentesis depth.Please refer to accompanying drawing 2, accompanying drawing 2 is the structural representations after puncture needle core and sheath pipe are assembled.
It should be noted that; Thyroid puncture needle of the present utility model; nook closing member 1 position is with scale marker; be provided with protection sheath pipe 2 simultaneously; in fine needle aspiration thyroid nodule process, protection sheath pipe 2 can at utmost avoid syringe needle excessively deeply to thrust the key such as trachea and blood vessel tissue, protection patient safety; marking graduated puncture needle can help doctor to measure the degree of depth of puncture simultaneously, thus greatly improves puncture success rate.
Described sheath pipe tail end 22 inwall is also provided with female thread, syringe 3 can be connected.Please refer to accompanying drawing 3, accompanying drawing 3 is structural representations of syringe.Described syringe 3 is special syringe, and its injection port 31 is provided with external screw thread, matches with the female thread of sheath pipe tail end 22.Described syringe 3 is the special syringe of caliber 2-3cm, can, by the connection and mensuration with pressure tester, guarantee to produce enough negative pressure to aspirate parathyroid tissue.
Please refer to accompanying drawing 4, accompanying drawing 4 is the structural representations after the assembling of puncture needle core, sheath pipe and syringe.Thyroid puncture needle of the present utility model is when Clinical practice, first the degree of depth of tuberosity distance skin is judged by B ultrasonic, by external screw thread 12 and the female thread connecting puncture needle core 1 of sheath tube head end 21 coordinated with it and sheath pipe 2, then adjust by outward turning or inward turning puncture needle core 1 length that puncture needle core 1 exposes sheath pipe 2 part, fixing puncture needle core 1, utilize the external screw thread on the female thread of sheath pipe tail end 22 and syringe 3 injection port 31 to be fixed on syringe 3 by sheath pipe 3, start puncture.
The Thyroid puncture needle of prior art, mostly be the entry needle that common 10ml syringe is equipped with No. 20, advantage is that cost is low, and shortcoming is a lot.First: with mutually with 20ml syringe because the entry needles of No. 20 are many, and the syringe of 20ml due to volume larger, unsuitable hand-held clinically, therefore have to take the second best and transfer the syringe needle body of 10ml to, but enough negative pressure cannot be produced so effectively aspirate parathyroid tissue; Thyroid puncture needle of the present utility model; puncture needle core can be connected with protection sheath pipe is supporting; syringe diameter is designed to facilitate hand-held diameter 2-3cm simultaneously, by the connection and mensuration with pressure tester before puncture, guarantees to produce enough negative pressure to aspirate parathyroid tissue.Second: puncture needle common at present needs to aspirate back and forth in tuberosity inside, lacks protector, due to the anxiety of patient and lacking experience of operator, very easily stab the abundant blood vessel of thyroid periphery and nerve, even thrust trachea.This novel puncture needle of this utility model design can effectively prevent puncture needle to damage and accident.Simultaneously due to B ultrasonic locate time, B ultrasonic doctor can determine the distance of tuberosity distance epidermis usually, owing to devising scale on puncture needle, therefore greatly can improve puncture doctor to the assurance of paracentesis depth, raising success rate.
The above is only preferred implementation of the present utility model; it should be pointed out that for those skilled in the art, under the prerequisite not departing from this utility model principle; can also make some improvement and supplement, these improve and supplement and also should be considered as protection domain of the present utility model.
Claims (4)
1. the novel Thyroid puncture needle of a nook closing member with a scale and protection sheath, it is characterized in that, described Thyroid puncture needle comprises rustless steel puncture needle core and sheath pipe, and syringe, described puncture needle core surface is provided with scale, is connected with sheath pipe by the external screw thread of non-piercing end; Described sheath pipe is the hollow circular tube that internal diameter is greater than the diameter of puncture needle core, sheath tube head end is provided with the female thread matched with the external screw thread in puncture needle core, sheath pipe tail end is provided with the female thread matched with syringe, described injector to inject port is provided with external screw thread, matches with the female thread of sheath pipe tail end.
2. Thyroid puncture needle according to claim 1, is characterized in that, described puncture needle core is length is 3-5cm, diameter 2-2.5mm.
3. Thyroid puncture needle according to claim 1, is characterized in that, described sheath length of tube is 2-3cm.
4. Thyroid puncture needle according to claim 1, is characterized in that, described syringe caliber 2-3cm, can Bonding pressure tester.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520640969.5U CN204909511U (en) | 2015-08-24 | 2015-08-24 | Take novel thyroid gland pjncture needle of scale nook closing member and protection sheath |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520640969.5U CN204909511U (en) | 2015-08-24 | 2015-08-24 | Take novel thyroid gland pjncture needle of scale nook closing member and protection sheath |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204909511U true CN204909511U (en) | 2015-12-30 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520640969.5U Expired - Fee Related CN204909511U (en) | 2015-08-24 | 2015-08-24 | Take novel thyroid gland pjncture needle of scale nook closing member and protection sheath |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204909511U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105496473A (en) * | 2016-02-26 | 2016-04-20 | 四川大学华西医院 | Novel thyroid gland aspiration biopsy device |
| CN110368072A (en) * | 2019-07-25 | 2019-10-25 | 韦朝俊 | A kind of Pericardiocentesis device |
| CN111528929A (en) * | 2020-05-07 | 2020-08-14 | 重庆大学附属肿瘤医院 | Liver biopsy device that prevents cancer cells from growing |
| CN112998819A (en) * | 2021-03-02 | 2021-06-22 | 北京大学第一医院 | Percutaneous kidney puncture assembly |
-
2015
- 2015-08-24 CN CN201520640969.5U patent/CN204909511U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105496473A (en) * | 2016-02-26 | 2016-04-20 | 四川大学华西医院 | Novel thyroid gland aspiration biopsy device |
| CN110368072A (en) * | 2019-07-25 | 2019-10-25 | 韦朝俊 | A kind of Pericardiocentesis device |
| CN111528929A (en) * | 2020-05-07 | 2020-08-14 | 重庆大学附属肿瘤医院 | Liver biopsy device that prevents cancer cells from growing |
| CN112998819A (en) * | 2021-03-02 | 2021-06-22 | 北京大学第一医院 | Percutaneous kidney puncture assembly |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20151230 Termination date: 20180824 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |