CN206534680U - A kind of calculus plugging device - Google Patents
A kind of calculus plugging device Download PDFInfo
- Publication number
- CN206534680U CN206534680U CN201621121496.9U CN201621121496U CN206534680U CN 206534680 U CN206534680 U CN 206534680U CN 201621121496 U CN201621121496 U CN 201621121496U CN 206534680 U CN206534680 U CN 206534680U
- Authority
- CN
- China
- Prior art keywords
- calculus
- memory alloy
- plugging
- handle
- alloy wire
- 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.)
- Active
Links
Abstract
The utility model is related to technical field of medical instruments, and in particular to a kind of calculus plugging device.It includes memory alloy wire, handle and the conduit being fixedly installed on the handle with plugging structure, one end of the handle is provided with guide, the guide is provided with the travelling carriage slided on the guide, the locking device for unclamping or locking the memory alloy wire is fixed with the travelling carriage, the one end of the memory alloy wire away from the plugging structure sequentially passes through the conduit, the handle, the travelling carriage and the locking device.The utility model, which provides a kind of retractility memory alloy spring, can carry out the calculus plugging device of axial fine setting.
Description
Technical field
The utility model is related to technical field of medical instruments, and in particular to a kind of calculus plugging device.
Background technology
Urinary calculi is the common disease of urinary system.Calculus is found in any position of kidney, bladder, ureter and urethra, but
Using kidney with ureteral calculi to be common.In recent years, the operation of rubble is more and more under ureteroscope, in ureteroscope lithotrity
In, with the increase of rubble energy, calculus drift rate also gradually increases.The calculus of drift usually because fragment is excessive and need into
The processing of one step surgery, such as Flexible ureteroscope lithotrity or Flexible ureteroscope are trapped stone art, not only increase patient suffering, extension operation
Time, more increase the risk and medical treatment cost of postoperative infection heating.More importantly residual stone fragment is by as new Cheng Shi
Core, secondary upper urinary tract infection and renal colic, more pains are brought to patient.Therefore, reduce calculus in art to drift about, increase calculus
Clearance rate is the major issue of ureteroscope lithotrity.
At present, in the prior art such as Chinese patent literature CN203591285U, calculus plugging device is disclosed, is that one kind is used for
Endoscopically capture, remove the calculus in urinary system and the medical equipment of other foreign matters, including outer sheath, inner core and push away
Enter device, inner core is arranged in outer sheath, propeller is arranged on the near-end of outer sheath, one section of the inner core far-end is set to stretch
Contracting memory alloy spring.
The calculus plugging device of above-mentioned patent document, in use, after surmounting calculus completely in the front end of calculus plugging device, gently
By handle forward be pushed into locking position after clamping lock in place, handle push away forward make retractility memory alloy spring from outer sheath stretch out be in
Open mode, but when retractility memory alloy spring in opened condition after find calculus be in calculus plugging device front end or
Calculus is originally at the position that outer sheath can not be reached, and such as calculus is located in less renal plevis, now the knot of above-mentioned patent document
Stone plugging device can not carry out axial fine setting, it is impossible to meet use requirement.
Utility model content
Therefore, the technical problems to be solved in the utility model is to overcome the retractility memorial alloy bullet in existing plugging device
Spring can not be finely adjusted, and then provide the calculus plugging device that a kind of retractility memory alloy spring can be finely adjusted.
To solve the above problems, a kind of calculus plugging device of the present utility model, including the memorial alloy with plugging structure
Silk, handle and the conduit being fixedly installed on the handle, one end of the handle are provided with guide, and the guide is provided with
The lock for unclamping or locking the memory alloy wire is fixed with the travelling carriage slided on the guide, the travelling carriage
Tight device, the one end of the memory alloy wire away from the plugging structure sequentially passes through the conduit, the handle, the slip
Frame and the locking device.
Wherein, the locking device includes a hollow circuit cylinder and the eccentric lock bearing up pulley being arranged in the hollow circuit cylinder.
Wherein, the one end of the memory alloy wire away from the plugging structure is fixedly installed external diameter more than the locking dress
The adjustment wheel for the axial center hole put.
Wherein, the guide is some leads being evenly distributed on the handle end face, the length of the lead
Degree is less than or equal to 25mm.
Wherein, the plugging structure is network or cylindrical structure or the blue structure of set.
Wherein, the plugging structure is helicoidal structure, and the end of the helicoidal structure is provided with protection structure.
Wherein, the protection structure is ball, ellipsoid or protective case.
Wherein, the part of the memory alloy wire stretching conduit is also arranged with development pipe.
Technical solutions of the utility model, have the following advantages that：
1. the calculus plugging device that the utility model is provided, described after the locking device locks the memory alloy wire
Travelling carriage is slided to the handle orientations, and calculus in opened condition, is worked as in the described plugging structure one end for making the memory alloy wire
During the position that the front end or the conduit for being in the plugging structure can not be reached, the locking device unclamps the memorial alloy
After silk after pushed home, the memory alloy wire is locked again, is slided to the handle orientations, increases stretching for the plugging structure
Go out the length of the conduit, until the plugging structure reaches calculus position and calculus closure is got up, this calculus plugging device
The length that the memory alloy wire stretches out the conduit can be finely adjusted, and the scope of application is wider.
2. the locking device of the present utility model, the memory alloy wire rotates described in the hollow circuit cylinder
The memory alloy wire is in locking and released state by eccentric lock bearing up pulley, in lock-out state, is promoted to the handle orientations
The travelling carriage, increases the length that the memory alloy wire stretches out from the conduit, the locking device it is simple in construction, and grasp
Make simple.
3. being taken turns by rotating the adjustment in the utility model, can rotate the memory alloy wire, then adjust institute
The closure angle for stating plugging structure reaches suitable position, preferably to block the calculus.
4. the lead of the present utility model, molding mode is simple, and on the travelling carriage coordinated with the lead
Circular hole is easy to process simple, and the length of lead is less than or equal to 25mm, can meet the plugging structure described in single
Travelling carriage in opened condition, also limit the length that the plugging structure single stretches into focus, prevent into handle slip
Single stretches into long and organ is damaged.
5. the plugging structure of the present utility model is network or cylindrical structure or the blue structure of set, during fixed calculus
For calculus is placed in into network or cylindrical structure or the inside of blue structure is covered, the good fixing effect of calculus, and it is simple in construction.
6. the plugging structure of the present utility model be helicoidal structure, calculus by the helicoidal structure big end opening
Place enters in helicoidal structure, and stopping calculus away from big end opening end resistance removes helicoidal structure, and the good fixing effect of calculus is described
The end of helicoidal structure is provided with protection structure, and the protection structure is ball, ellipsoid or protective case, and the protection structure is set
Put to prevent the end of the helicoidal structure from stabbing human organ.
7. the part that the memory alloy wire of the present utility model stretches out the conduit is also arranged with development pipe, development pipe can
Increase the development effect of memory alloy wire, preferably to observe the working condition of the memory alloy wire.
Brief description of the drawings
, below will be right in order to illustrate more clearly of the utility model embodiment or technical scheme of the prior art
The accompanying drawing used required in embodiment or description of the prior art is briefly described, it should be apparent that, describe below
In accompanying drawing be some embodiments of the present utility model, for those of ordinary skill in the art, do not paying creativeness
On the premise of work, other accompanying drawings can also be obtained according to these accompanying drawings.
Fig. 1 is a kind of embodiment use state structural representation of calculus plugging device described in the utility model；
Fig. 2 is the structural representation before use in Fig. 1；
Description of reference numerals：
2- plugging structures；3- conduits；4- handles；5- guides；6- travelling carriages；7- locking devices；8- memory alloy wires；9-
Adjustment wheel.
Embodiment
The technical solution of the utility model is clearly and completely described below in conjunction with accompanying drawing, it is clear that described
Embodiment is a part of embodiment of the utility model, rather than whole embodiments.Based on the embodiment in the utility model, sheet
The every other embodiment that field those of ordinary skill is obtained under the premise of creative work is not made, belongs to this practicality
Novel protected scope.
Fig. 1 show the present embodiment calculus plugging device, and it includes handle 4, locking device 7, conduit 3 and memory alloy wire 8.
One end of handle 4 is provided with guide 5, and guide 5 is provided with the travelling carriage 6 slided on guide 5, travelling carriage 6
On be fixed with locking device 7 for unclamping or locking memory alloy wire 8, the other end of handle 4 is fixedly installed conduit 3.
Locking device 7 includes a hollow circuit cylinder and the eccentric lock bearing up pulley being arranged in hollow circuit cylinder.
The other end of memory alloy wire 8 has plugging structure 2, and the one end of memory alloy wire 8 away from plugging structure 2 is passed through successively
Perforate pipe 3, handle 4, travelling carriage 6 and locking device 7.In order to prevent one end of memory alloy wire 8 from being skidded off from locking device 7,
Adjustment wheel 9 of the external diameter more than the axial center hole of locking device 7 is fixedly installed at the end, and the adjustment wheel 9 can finely tune envelope
The closure angle of bridging structure 2, preferably to block calculus.
In order to make memory alloy wire 8 more stablize from what conduit stretched out, positioned at the position of the close handle 4 of conduit 3, hand
Handle 4, travelling carriage 6, the memory alloy wire 8 in locking device 7 and the memory between handle 4 and travelling carriage 6 add up to silk 8 to be in one
On straight line.
In the present embodiment, guide 5 is some leads being evenly distributed on the end face of handle 4, the setting of lead
Quantity is set according to requirements, in the present embodiment, as shown in figure 1, lead is provided with two.The length of lead be less than etc.
In 25mm, in the present embodiment, the length of lead is elected as equal to 25mm.
In the present embodiment, plugging structure 2 is helicoidal structure, and the end of helicoidal structure is provided with protection structure, protection
Structure is ball, ellipsoid or protective case.In this embodiment, as shown in figure 1, the axis of helicoidal structure and memory alloy wire 8 are inclined
The heart is set.
In order to preferably observe the working condition of plugging structure 2, in the present embodiment, memory alloy wire 8 stretches out conduit 3
Part be also arranged with development pipe.
In another embodiment, plugging structure 2 replaces helical form knot with network or cylindrical structure or the blue structure of set
Structure.
Calculus plugging device is when unused, as shown in Fig. 2 plugging structure 2 is in conduit 3.When in use, by conduit 3
Front end stretch into position or the position close to calculus that calculus is in, after locking device 7 locks memory alloy wire 8, slide
Frame 6 is slided to the direction of handle 4, one end of plugging structure 2 of memory alloy wire 8 is stretched out after conduit 3 in opened condition, at calculus
At the position that the front end of plugging structure 2 or conduit 3 can not be reached, locking device 7 is unclamped after the pushed home of memory alloy wire 8,
Memory alloy wire 8 is locked again, is slided to the direction of handle 4, increases the extension elongation of plugging structure 2, until plugging structure 2 is reached
Calculus position, adjusts the position of plugging structure 2, calculus closure is got up, to fix calculus.
Obviously, above-described embodiment is only intended to clearly illustrate example, and the not restriction to embodiment.It is right
For those of ordinary skill in the art, can also make on the basis of the above description it is other it is various forms of change or
Change.There is no necessity and possibility to exhaust all the enbodiments.And the obvious change thus extended out or
Among the protection domain that variation is created still in the utility model.
Claims (8)
1. a kind of calculus plugging device, including the memory alloy wire (8) with plugging structure (2), handle (4) and it is fixedly installed on institute
State the conduit (3) on handle (4), it is characterised in that one end of the handle (4) is provided with guide (5), the guide (5)
Provided with the travelling carriage (6) slided on the guide (5), it is fixed with the travelling carriage (6) for unclamping or locking institute
The locking device (7) of memory alloy wire (8) is stated, the one end of the memory alloy wire (8) away from the plugging structure (2) is passed through successively
Wear the conduit (3), the handle (4), the travelling carriage (6) and the locking device (7).
2. calculus plugging device according to claim 1, it is characterised in that the locking device (7) includes a hollow circuit cylinder
With the eccentric lock bearing up pulley being arranged in the hollow circuit cylinder.
3. calculus plugging device according to claim 1 or 2, it is characterised in that the memory alloy wire (8) is away from the envelope
One end of bridging structure (2) is fixedly installed adjustment wheel (9) of the external diameter more than the axial center hole of the locking device (7).
4. calculus plugging device according to claim 3, it is characterised in that the guide (5) is evenly distributed on to be some
Lead on handle (4) end face, the length of the lead is less than or equal to 25mm.
5. the calculus plugging device according to claim 1 or 2 or 4, it is characterised in that the plugging structure (2) is grid knot
Structure or cylindrical structure or the blue structure of set.
6. the calculus plugging device according to claim 1 or 2 or 4, it is characterised in that the plugging structure (2) is helical form
Structure, the end of the helicoidal structure is provided with protection structure.
7. calculus plugging device according to claim 6, it is characterised in that the protection structure is ball, ellipsoid or protection
Set.
8. the calculus plugging device according to claim 1 or 2 or 4 or 7, it is characterised in that the memory alloy wire (8) is stretched out
The part of the conduit (3) is also arranged with development pipe.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621121496.9U CN206534680U (en) | 2016-10-13 | 2016-10-13 | A kind of calculus plugging device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621121496.9U CN206534680U (en) | 2016-10-13 | 2016-10-13 | A kind of calculus plugging device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206534680U true CN206534680U (en) | 2017-10-03 |
Family
ID=59936916
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621121496.9U Active CN206534680U (en) | 2016-10-13 | 2016-10-13 | A kind of calculus plugging device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206534680U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109009413A (en) * | 2018-08-13 | 2018-12-18 | 北京安和加利尔科技有限公司 | A kind of scope electric knife with fluid-filling structure |
-
2016
- 2016-10-13 CN CN201621121496.9U patent/CN206534680U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109009413A (en) * | 2018-08-13 | 2018-12-18 | 北京安和加利尔科技有限公司 | A kind of scope electric knife with fluid-filling structure |
| CN109009413B (en) * | 2018-08-13 | 2024-02-06 | 北京安和加利尔科技有限公司 | High-frequency electrotome with liquid injection structure for endoscope |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN102068232B (en) | Combined rigid ureteroscope | |
| CN106264664A (en) | Thread associating Wicresoft of halieutics two mirror protects the liver liver inside and outside bile duct stone rubble lithotomy | |
| WO2016015449A1 (en) | Novel suite for double j duct and guide wire | |
| CN102772249A (en) | Radiofrequency ablation electrode catheter of renal artery rail | |
| CN206534680U (en) | A kind of calculus plugging device | |
| CN204158869U (en) | Double helical form anti-reflux support tube of ureter | |
| CN107080569A (en) | The clear stone implement of per urethra ureter hardness convection current negative pressure channel rubble | |
| KR101225194B1 (en) | Drainage catheter | |
| CN203591285U (en) | Calculus closure device | |
| CN209548442U (en) | Urethral catheterization device is used in a kind of nursing of Urology Surgery | |
| CN205994847U (en) | Ureter tube placing device under peritoneoscope | |
| CN207012217U (en) | A kind of disposable detachable catheter sheath group and calculus collection device | |
| CN206950200U (en) | A kind of percutaneous nephrolithy negative pressure, quick clear stone sheath | |
| CN204500802U (en) | A kind of novel Minimally Invasive Surgery operating platform | |
| CN208864418U (en) | A kind of kidney stone therapeutic equipment | |
| CN203388976U (en) | High-retraction intravascular stent delivery system | |
| CN110037837A (en) | A kind of adaptive stents of pancreatic duct pipe of tube diameter variable | |
| CN206045153U (en) | A kind of zebra guide wire | |
| CN207755597U (en) | A kind of intestinal tube lavation decompressor in left half obstructive colonic carcinoma art | |
| CN205649527U (en) | Stone device is arranged fast to coaxial bushing type hydrologic cycle after flexible ureteroscope lithotrity | |
| CN205235138U (en) | Drainage tube | |
| CN103785097A (en) | Double-cavity balloon type biliary tract inside and outside drainage tube | |
| CN105310630A (en) | Transparent cap for endoscope for treating appendicitis | |
| CN206045167U (en) | Divulsor external member | |
| CN203943735U (en) | A kind of ureter soft lens channel sheath with scale |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20190516 Address after: 610200 Biological City, Tianfu International City, Chengdu City, Sichuan Province (No. 18 Biological City Road, Shuangliu District) Patentee after: Sichuan Purui Shunxiang Medical Devices Co., Ltd. Address before: Room 504-520, 3rd, 4th and 5th floors, No. 18 Building, No. 8 Courtyard, Liangshuihe Second Street, Daxing Economic and Technological Development Zone, Beijing, 100176 Patentee before: Beijing 3H Medical Technology Co., Ltd. |
|
| TR01 | Transfer of patent right |