CN107174299A - A kind of micro-wound surgical operation needle holder - Google Patents
A kind of micro-wound surgical operation needle holder Download PDFInfo
- Publication number
- CN107174299A CN107174299A CN201710529801.0A CN201710529801A CN107174299A CN 107174299 A CN107174299 A CN 107174299A CN 201710529801 A CN201710529801 A CN 201710529801A CN 107174299 A CN107174299 A CN 107174299A
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- China
- Prior art keywords
- needle holder
- stock
- clamping part
- small
- outer tube
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B17/04—Surgical instruments, devices or methods, e.g. tourniquets for suturing wounds; Holders or packages for needles or suture materials
- A61B17/06—Needles ; Sutures; Needle-suture combinations; Holders or packages for needles or suture materials
- A61B17/062—Needle manipulators
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B17/00234—Surgical instruments, devices or methods, e.g. tourniquets for minimally invasive surgery
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C1/00—Making non-ferrous alloys
- C22C1/02—Making non-ferrous alloys by melting
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C14/00—Alloys based on titanium
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B2017/00526—Methods of manufacturing
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- Health & Medical Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Surgery (AREA)
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Molecular Biology (AREA)
- Veterinary Medicine (AREA)
- Medical Informatics (AREA)
- Biomedical Technology (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Heart & Thoracic Surgery (AREA)
- Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
- Materials Engineering (AREA)
- Mechanical Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Surgical Instruments (AREA)
Abstract
The invention discloses a kind of micro-wound surgical operation needle holder, belong to medical instruments field, used in clinical treatment, it is intended to solve the problems, such as needle holder in Minimally Invasive Surgery, including：The small of the stock, the described small of the stock is located at the near-end of needle holder, includes trigger for operating in needle holder, the small of the stock（302）；Needle holder syringe needle, described needle holder syringe needle is used to clamp needle, and needle holder syringe needle includes the first clamping part（101）With the second clamping part（201）, the first described clamping part and the second clamping part are using titanium alloy material preparation；Connecting shaft, described connecting shaft is located between the small of the stock and needle holder syringe needle, and controls needle holder syringe needle for the small of the stock, and described connecting shaft includes a hollow outer tube（1）And pull bar（2）, pull bar（2）Through the hollow position of outer tube, outer tube is fixedly connected with the small of the stock, and trigger control pull bar is moved along the axial direction of outer tube, the first clamping part and pull bar connection, the second clamping part and outer tube connection.
Description
Technical field
The present invention is area of medical devices, specifically a kind of needle holder.
Background technology
Needle holder is important conventional medical supplies, particularly in operation, often to be used, existing needle holder is usual
Similar to scissors apparatus, head clamping is clamped by the principle of scissors lever.Held it is done so that on the one hand limiting
The length of pin device, it is difficult to be deep into inside of human body, particularly in micro-wound surgical operation, on the one hand, the design of scissors is with causing
The action of human hand operation is big, does not utilize the progress of operation.
The content of the invention
The present invention is directed to above-mentioned problem there is provided a kind of micro-wound surgical operation needle holder, including：
The small of the stock, the described small of the stock is located at the near-end of needle holder, includes trigger in needle holder, the small of the stock for operating, described rifle
Different from traditional scissors apparatus, traditional scissors is held with finger, laborious for a long time, and uses the small of the stock to be to use hand
Refer to the cooperation with palm, the sense of fatigue of finger can be greatly reduced；
Needle holder syringe needle, described needle holder syringe needle is used to clamp needle, and needle holder syringe needle includes the first clamping part and second
Clamping part, the first described clamping part and the second clamping part can be variously-shaped, and its object is to clamp needle；
Connecting shaft, described connecting shaft is located between the small of the stock and needle holder syringe needle, and controls needle holder syringe needle, institute for the small of the stock
The connecting shaft stated includes hollow an outer tube and pull bar, and pull bar passes through the hollow position of outer tube, and outer tube is fixedly connected with the small of the stock,
Trigger control pull bar is moved along the axial direction of outer tube, the first clamping part and pull bar connection, the second clamping part and outer tube connection.
In connecting shaft, the cross sectional shape of outer tube and pull bar can be designed freely, such as to be circular, square, wherein the connection of trigger and pull bar
It is dynamic directly to link, it can also link indirectly, trigger and the small of the stock are hinged, and outer tube is fixedly connected with the small of the stock, described fixed company
Connecing can be with integrated shaping, can also be detachable, can also be fixedly connected by other devices, its final purpose is to make
Obtaining outer tube and the small of the stock can keep interfixing.
As an improvement, include on described trigger control trigger rotation regulating tank and fine setting hole, wherein regulating tank away from
Trigger compared with the distance of the small of the stock jointed shaft fine setting pitch-row trigger and small of the stock jointed shaft it is closer to the distance.
In this case, due to the effect of lever, the regulation first that larger guidance can be carried out by regulating tank is clamped
Portion and the distance of the second clamping part, when needing fine setting, can finely tune hole by finger manipulation.It so can preferably adjust and hold
The opening and closing of pin device syringe needle.
As an improvement, the small of the stock is connected by connecting tube and outer tube, link position is provided with relatively solid with connecting tube and outer tube
The second fixed fixed part, pull bar provided with pulling relatively-stationary first fixed part, the second fixed part and the first fixed part it
Between be provided with spring, existing cutter handle structure of cutting can not automatically reset, it is necessary to finger is opened, and operate especially inconvenient, and
The present invention is provided with spring reset, when hand does not hold tight, can automatically reset, and also when without external force, can keep
Static stabilization between part.
As an improvement, the relative position of the first clamping part and the first clamping part be provided with teeth groove, the teeth groove of the first clamping part and
The teeth groove of second clamping part is interlaced, and needle so can be just clamped in the case where chucking power is little, it is to avoid
The sense of fatigue of people's employment and the destruction caused to needle.
Wherein, the first clamping part and the second clamping part disclosed by the invention are preferred to use titanium alloy material preparation, using titanium
It is preferable that alloy material possesses heat resistance, intensity, plasticity, toughness, biocompatibility, but existing titanium alloy inoxidizability is not
Enough, titanium alloy metallic impurity elements, such as oxygen are essentially consisted in more, and wearability is not enough, it is certain using having in terms of needle holder
Deficiency.In order to solve the above problems, the present invention discloses a kind of titanium alloy material, described titanium alloy is molten using vacuum
The mode of the mode melted, wherein vacuum fusion is as follows：、
Step 1: from titanium material, being put into smelting furnace；
Step 2: turning on the power, being passed through argon gas, holding vacuum is 15Kpa-40Kpa, is heated to 1700 DEG C of -1800 DEG C of progress
Melting, causes bubble stable according to the appropriate adjustment power of melt change；
Step 3: when not having bubble formation, being passed through argon gas, holding vacuum is 50 Kpa -100 Kpa, is now added
Alloying element, described relative to 100 parts titaniums of alloy, specially 0.001-0.05 parts of lithium, 0.01-0.05 parts of zinc, 0.001-
0.05 part of chromium, 0.001-0.05 parts of lanthanums and 0.001-0.05 parts of ceriums.Wherein add alloy element according to lithium, chromium, lanthanum, cerium it is suitable
Profit, the volatilization that can so reduce alloying element is lost in.
Step 4: being cooled down, being used when cooling by nitrogen gas stirring after 10min-50min is melted and in bottom
Ultrasonic irradiation is crystallized, and ultrasonic power is M* (20-150) W, and M is molten alloy quality, wherein can be with by ultrasonic irradiation
Titanium alloy crystal grain compactness is improved so that heat resistance, intensity are greatly improved, wherein experiment finds that being passed through nitrogen can fill
Divide stirring, make crystalline material more uniform.
Step 5: ingot casting, post processing processing.
Pass through Experimental comparison in the present invention, using the above method, the inoxidizability, resistance to of titanium alloy can be greatly improved
The performances such as mill property, the needle holder for enabling to titanium alloy to prepare is applied in Minimally Invasive Surgery field, the entrance people for making needle holder safe
Corresponding operation technique is carried out in vivo, and titanium alloy material disclosed by the invention has excellent electrical conductivity performance, in medical treatment
It is upper that there is extensive prospect of the application.
Brief description of the drawings
Fig. 1 is the structure chart of embodiment 1；
Fig. 2 is the structure chart that embodiment 1 conceals outer tube
Marked in figure：1- outer tubes, the clamping parts of 101- first, 102- connecting tubes, 2- pull bars, the clamping parts of 201- second, 301- hand handles,
302- triggers, 303- regulating tanks, 304- fine settings hole, the fixed parts of 401- first, 402- springs, the fixed parts of 402- second.
Embodiment
Specific embodiment 1：A kind of micro-wound surgical operation needle holder, including：
The small of the stock, the described small of the stock is located at the near-end of needle holder, includes trigger 302 in needle holder, the small of the stock for operating；
Needle holder syringe needle, described needle holder syringe needle is used to clamping needle, and needle holder syringe needle includes the first clamping part 101 and the
Two clamping parts 201；
Connecting shaft, described connecting shaft is located between the small of the stock and needle holder syringe needle, and controls needle holder syringe needle, institute for the small of the stock
The connecting shaft stated includes hollow an outer tube 1 and pull bar 2, and pull bar 2 passes through the hollow position of outer tube, and outer tube and the small of the stock, which are fixed, to be connected
Connect, trigger control pull bar is moved along the axial direction of outer tube, the first clamping part and pull bar connection, the second clamping part and outer tube connect
Connect.
Include regulating tank 303 and the fine setting hole 304 of control trigger rotation on trigger, wherein regulating tank 303 away from trigger and
The distance of small of the stock jointed shaft is closer to the distance away from trigger and small of the stock jointed shaft compared to fine setting hole 304.
The small of the stock is connected by connecting tube 102 and outer tube 1, and link position is provided with and connecting tube and outer tube relatively-stationary the
Two fixed parts 402, pull bar 2 provided with pulling relatively-stationary first fixed part 401, the second fixed part and the first fixed part it
Between be provided with spring 402.The relative position of first clamping part and the first clamping part is provided with teeth groove, the teeth groove of the first clamping part and second
The teeth groove of clamping part is interlaced.
Specific embodiment 2：The invention discloses the preparation method of titanium alloy material：Prepare in accordance with the following steps：
Step 1: from titanium material, being put into smelting furnace；
Step 2: turning on the power, being passed through argon gas, holding vacuum is 15Kpa-40Kpa, wherein preferably 20Kpa, is heated to
1700 DEG C -1800 DEG C are melted, and cause bubble stable according to the appropriate adjustment power of melt change；
Step 3: when not having bubble formation, being passed through argon gas, holding vacuum is 50 Kpa -100 Kpa, is now added
Alloying element, alloying element is respectively 100 parts of titaniums, 0.04 part of lithium, 0.03 part of zinc, 0.04 part of chromium, 0.02 part of lanthanum and 0.02 part of cerium.
Step 4: after after melting 10min-50min, cooled down, crystallized when cooling with ultrasonic irradiation, ultrasonic wave
Power is M*40W, and M is molten alloy quality, and unit is KG, wherein it is fine and close to improve titanium alloy crystal grain by ultrasonic irradiation
Property so that heat resistance, intensity are greatly improved.
Step 5: ingot casting, post processing processing.
Claims (6)
1. a kind of micro-wound surgical operation needle holder, it is characterised in that including：
The small of the stock, the described small of the stock is located at the near-end of needle holder, includes trigger for operating in needle holder, the small of the stock（302）；
Needle holder syringe needle, described needle holder syringe needle is used to clamp needle, and needle holder syringe needle includes the first clamping part（101）With
Second clamping part（201）, described the first clamping part（101）With the second clamping part（201）Prepared by titanium alloy；
Connecting shaft, described connecting shaft is located between the small of the stock and needle holder syringe needle, and controls needle holder syringe needle, institute for the small of the stock
The connecting shaft stated includes a hollow outer tube（1）And pull bar（2）, pull bar（2）Through the hollow position of outer tube, outer tube and the small of the stock
Be fixedly connected, trigger control pull bar moved along the axial direction of outer tube, the first clamping part and pull bar connection, the second clamping part and
Outer tube is connected.
2. micro-wound surgical operation needle holder according to claim 1, described titanium alloy includes with the following group according to parts by weight
Point：
0.001-0.05 lithiums, 0.01-0.05 zinc, 0.001-0.05 chromium, 0.001-0.05 lanthanums and 0.001-0.05 ceriums, 100 parts of titaniums
No more than customary impurities of total content 0.01%.
3. the micro-wound surgical operation needle holder according to claim any one of 1-2, it is characterised in that described titanium alloy is pressed
Prepared by the method according to vacuum fusion, the preparation method of described titanium alloy is as follows：
Step 1: from titanium material, being put into smelting furnace；
Step 2: turning on the power, being passed through argon gas, holding vacuum is 15Kpa-40Kpa, is heated to 1700 DEG C of -1800 DEG C of progress
Melting, causes bubble stable according to the appropriate adjustment power of melt change；
Step 3: when not having bubble formation, being passed through argon gas, holding vacuum is 50 Kpa -100 Kpa, is now added
Alloying element;
Step 4: after after melting 10min-50min, cooled down, crystallized when cooling with ultrasonic irradiation, ultrasonic power
For M* (20-150) W, M is molten alloy quality；
Step 5: ingot casting, post processing processing.
4. the micro-wound surgical operation needle holder according to claim any one of 1-3, it is characterised in that wrapped on described trigger
Include the regulating tank of control trigger rotation（303）With fine setting hole（304）, wherein regulating tank（303）Away from trigger and small of the stock jointed shaft
Distance compared to fine setting hole（304）It is closer to the distance away from trigger and small of the stock jointed shaft.
5. the micro-wound surgical operation needle holder according to claim any one of 1-4, it is characterised in that the small of the stock passes through connecting tube
（102）And outer tube（1）Connection, link position is provided with and connecting tube and relatively-stationary second fixed part of outer tube（402）, pull bar
（2）Relatively-stationary first fixed part is pulled provided with（401）, spring is provided between the second fixed part and the first fixed part
（402）.
6. micro-wound surgical operation needle holder according to claim 1, it is characterised in that the first clamping part and the first clamping part
Relative position be provided with teeth groove, the teeth groove of the teeth groove of the first clamping part and the second clamping part is interlaced.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710529801.0A CN107174299B (en) | 2017-07-02 | 2017-07-02 | A kind of micro-wound surgical operation needle holder |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710529801.0A CN107174299B (en) | 2017-07-02 | 2017-07-02 | A kind of micro-wound surgical operation needle holder |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107174299A true CN107174299A (en) | 2017-09-19 |
| CN107174299B CN107174299B (en) | 2018-10-30 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710529801.0A Active CN107174299B (en) | 2017-07-02 | 2017-07-02 | A kind of micro-wound surgical operation needle holder |
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Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20030065338A1 (en) * | 2001-10-01 | 2003-04-03 | Shinichi Takamoto | Intracardiac suture device |
| CN101123916A (en) * | 2005-01-14 | 2008-02-13 | 奥林巴斯医疗株式会社 | Surgical treatment device |
| CN101301216A (en) * | 2008-07-03 | 2008-11-12 | 华斌 | Fixed angle type needle holder |
| CN201290714Y (en) * | 2008-10-31 | 2009-08-19 | 杭州康基医疗器械有限公司 | Direct-view micro-wound needle holder |
| WO2011014136A3 (en) * | 2009-07-28 | 2011-03-24 | Orhan Seyfi Aksakal | A forward capturing non-atraumatic needle holder |
| CN102125454A (en) * | 2011-03-16 | 2011-07-20 | 上海交通大学 | Shape memory alloy-based forceps for use in minimally invasive surgery |
| CN202235516U (en) * | 2011-08-25 | 2012-05-30 | 何建行 | Endoscopic needle holder |
| CN105997184A (en) * | 2016-06-12 | 2016-10-12 | 杨西群 | Release device for titanium-nickel-based shape memory alloy anal fistula internal opening closing clamp |
-
2017
- 2017-07-02 CN CN201710529801.0A patent/CN107174299B/en active Active
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20030065338A1 (en) * | 2001-10-01 | 2003-04-03 | Shinichi Takamoto | Intracardiac suture device |
| CN101123916A (en) * | 2005-01-14 | 2008-02-13 | 奥林巴斯医疗株式会社 | Surgical treatment device |
| CN101301216A (en) * | 2008-07-03 | 2008-11-12 | 华斌 | Fixed angle type needle holder |
| CN201290714Y (en) * | 2008-10-31 | 2009-08-19 | 杭州康基医疗器械有限公司 | Direct-view micro-wound needle holder |
| WO2011014136A3 (en) * | 2009-07-28 | 2011-03-24 | Orhan Seyfi Aksakal | A forward capturing non-atraumatic needle holder |
| CN102125454A (en) * | 2011-03-16 | 2011-07-20 | 上海交通大学 | Shape memory alloy-based forceps for use in minimally invasive surgery |
| CN202235516U (en) * | 2011-08-25 | 2012-05-30 | 何建行 | Endoscopic needle holder |
| CN105997184A (en) * | 2016-06-12 | 2016-10-12 | 杨西群 | Release device for titanium-nickel-based shape memory alloy anal fistula internal opening closing clamp |
Also Published As
| Publication number | Publication date |
|---|---|
| CN107174299B (en) | 2018-10-30 |
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Effective date of registration: 20180917 Address after: 266300 the Jiaozhou people's Hospital of traditional Chinese medicine, No. 44 Zhengzhou East Road, Jiaozhou, Qingdao, Shandong, China Applicant after: Shao Jie Address before: 610000 No. 1, 3 floor, No. 1, Tianfu Avenue, 1388 middle and high tech Zone, Chengdu, Sichuan. Applicant before: Chengdu wisdom Xinyi industrial product design Co., Ltd. |
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Effective date of registration: 20201229 Address after: 224000 room 1024, business building, comprehensive free trade zone, 18 hope Avenue South Road, Yancheng Economic and Technological Development Zone, Jiangsu Province Patentee after: Jiangsu Yusheng Technology Co.,Ltd. Address before: 266300 the Jiaozhou people's Hospital of traditional Chinese medicine, No. 44 Zhengzhou East Road, Jiaozhou, Qingdao, Shandong, China Patentee before: Shao Jie |
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Effective date of registration: 20210207 Address after: 224002 room 1209, business building, comprehensive bonded zone, No. 18, South hope Avenue, Yancheng Economic and Technological Development Zone, Jiangsu Province Patentee after: Jiangsu Yanzong Industry Investment Development Co.,Ltd. Address before: 224000 room 1024, business building, comprehensive free trade zone, 18 hope Avenue South Road, Yancheng Economic and Technological Development Zone, Jiangsu Province Patentee before: Jiangsu Yusheng Technology Co.,Ltd. |