CN208551951U - A kind of digestive endoscopy minimally-invasive scalpel - Google Patents
A kind of digestive endoscopy minimally-invasive scalpel Download PDFInfo
- Publication number
- CN208551951U CN208551951U CN201721313609.XU CN201721313609U CN208551951U CN 208551951 U CN208551951 U CN 208551951U CN 201721313609 U CN201721313609 U CN 201721313609U CN 208551951 U CN208551951 U CN 208551951U
- Authority
- CN
- China
- Prior art keywords
- connecting rod
- steel wire
- bearing wheels
- cutter head
- regulating wheel
- 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
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- Surgical Instruments (AREA)
Abstract
The utility model discloses a kind of digestive endoscopy minimally-invasive scalpels, belong to the field of medical instrument technology, including including fixed handle, first connecting rod, the second connecting rod, cutter head, it is characterized in that, first connecting rod one end is fixed on fixed handle, the first connecting rod other end is removably connected by screw thread with the second connecting rod, and the second connection boom end connects cutter head；Adjustment portion is provided on first connecting rod, the adjustment portion includes the sleeve being set on first connecting rod, sleeve two sides are symmetrically arranged with regulating wheel, bearing wheels are provided between regulating wheel, the steel wire of control cutter head is provided in bearing wheels, steel cord end is wrapped in bearing wheels, and bearing wheels are set as ratchet and pawl arrangement；Solve the problems, such as that prior art scalpel is non-dismountable and handling poor, inconvenient for use.
Description
Technical field
The utility model relates to the field of medical instrument technology, and in particular to a kind of digestive endoscopy minimally-invasive scalpel.
Background technique
Decollement is that new treatment means and potential applicability in clinical practice occurring in recent years are good under endoscopic mucosal
More early stage digestive system cancers disposable on scope can be cut off completely, the pain and device of abdominal are eliminated for technology
The excision of official has the advantages that wound is small, multiple location is repeatedly treated, recurrence rate is low.Existing digestive endoscopy minimally-invasive scalpel knife
Head is generally stationary structure, narrow application range, and needs to carry out disinfection to whole after use, costly, or adopts
It with disposable instrument, is directly abandoned after use, causes the waste of material；When controlling the decentralization of steel wire progress cutter head, speed
Degree control difficulty is big, is unfavorable for the control of cutter head, and existing scalpel steel wire can not reset, inconvenient to use；In addition, controlling
By needing two wirerope to control two blades respectively when cutter head processed, this is easy for causing control stability poor, is unfavorable for
The manipulation of cutter head.
Summary of the invention
To solve the above-mentioned problems, the utility model provides a kind of digestive endoscopy minimally-invasive scalpel, solves existing skill
Art scalpel is non-dismountable and handling poor, inconvenient for use problem.
The utility model is that technical solution used by solving its technical problem is: a kind of digestive endoscopy minimally-invasive scalpel,
Including fixed handle, first connecting rod, the second connecting rod, cutter head, which is characterized in that first connecting rod one end is fixed on fixed handle
On, the first connecting rod other end is removably connected by screw thread with the second connecting rod, and the second connection boom end connects
Connect cutter head；Adjustment portion is provided on the first connecting rod, the adjustment portion includes the sleeve being set on first connecting rod, set
Cylinder two sides are symmetrically arranged with regulating wheel, and bearing wheels are provided between regulating wheel, and the steel wire of control cutter head, steel are provided in bearing wheels
Silk end is wrapped in bearing wheels, and bearing wheels are set as ratchet and pawl arrangement, the ratchet and pawl arrangement include ratchet and with
Two pawls of cooperation are inscribed in ratchet, are connected between two pawls by elastic component, pawl outer end is connected with regulating wheel；The knife
Head includes blade, support rod, adjusting rod, and blade is arranged to umbrella shape, and support rod two sides are symmetrically arranged with adjusting rod, and steel cord end is worn
It crosses support rod and is connected with adjusting rod, adjusting rod one end is connected with support rod in a sliding manner by steel wire, and adjusting rod is another
End is connected in articulated manner with blade；Movable button is provided on the steel wire.
Further, the snap-fastener being connected with pawl outer end is provided in the middle part of the regulating wheel.
Further, the movable button is arranged in first connecting rod at the second connecting rod.
Further, the elastic component is set as spring.
Further, the adjusting wheel surface is provided with stroke groove.
The utility model has the beneficial effects that the first connecting rod of setting passes through screw thread with the second connecting rod with dismountable
Mode is connected, cutter head and fixed handle separation design, can be realized the detachable disinfection to cutter head, reduces medical waste, together
When save expense for patient；The bearing wheels of the ratchet and pawl arrangement of setting cooperate regulating wheel, can be made by controlling to adjust wheel
Steel wire slow release controls the compression performance of elastic component between two pawls by snap-fastener convenient for the control to cutter head, realizes pawl
Cooperate with ratchet or be detached from, to realize locking below steel wire and turn round reset；The umbrella shape blade of setting and hinged therewith
Adjusting rod can be such that adjusting rod is conducive to along the scaling of support rod sliding realization blade active area to difference by single control
Lesions position is targetedly handled, and is controlled more stable.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the utility model；
Fig. 2 is the structural schematic diagram of the utility model adjustment portion.
In figure: 1. fixed handles, 2. first connecting rods, 21. screw threads, 3. second connecting rods, 41. blades, 42. support rods, 43.
Adjusting rod, 5. adjustment portions, 6. sleeves, 7. regulating wheels, 8. bearing wheels, 81. ratchets, 82. pawls, 9. elastic components, 10. steel wires, 11.
Movable button.
Specific embodiment
In order to make the purpose of the utility model, technical solutions and advantages more clearly understood, below in conjunction with attached drawing and implementation
Example, the present invention will be further described in detail.It should be appreciated that specific embodiment described herein is only to explain this
Utility model is not used to limit the utility model.
A kind of digestive endoscopy minimally-invasive scalpel disclosed by the utility model, including fixed handle 1, first connecting rod 2, second connect
Extension bar 3, cutter head, 2 one end of first connecting rod are fixed on fixed handle 1, and 2 other end of first connecting rod is connected by screw thread 21 and second
Extension bar 3 is removably connected, and 3 end of the second connecting rod connects cutter head；Adjusting is provided on the first connecting rod 2
Portion 5, the adjustment portion 5 include the sleeve 6 being set on first connecting rod 2, and 6 two sides of sleeve are symmetrically arranged with regulating wheel 7, are adjusted
Bearing wheels 8 are provided between wheel 7, the steel wire 10 of control cutter head are provided in bearing wheels 8,10 end of steel wire is wrapped in bearing wheels 8
On, bearing wheels 8 are set as ratchet and pawl arrangement, and the ratchet and pawl arrangement includes ratchet 81 and cooperation is inscribed with ratchet 81
Two pawls 82 are connected between two pawls 82 by elastic component 9, and 82 outer end of pawl is connected with regulating wheel 7；The cutter head includes
Blade 41, support rod 42, adjusting rod 43, blade 41 are arranged to umbrella shape, and 42 two sides of support rod are symmetrically arranged with adjusting rod 43, steel wire
10 ends pass through support rod 42 and to be connected with adjusting rod 43,43 one end of adjusting rod pass through steel wire 10 in a sliding manner with support rod
42 are connected, and 43 other end of adjusting rod is connected in articulated manner with blade 41；Movable button 11 is provided on the steel wire 10.
The snap-fastener being connected with 82 outer end of pawl is provided in the middle part of regulating wheel 7 described in the utility model.
Movable button 11 described in the utility model, which is arranged in first connecting rod 2 at the second connecting rod 3, is convenient for steel wire
Separation.
Elastic component 9 described in the utility model is set as spring.
7 surface of regulating wheel described in the utility model is provided with stroke groove, can intuitively reflect wire stroke.
The first connecting rod 2 of the utility model setting is removably connected by screw thread 21 with the second connecting rod 3
It connects, cutter head and 1 separation design of fixed handle, can be realized the detachable disinfection to cutter head, reduce medical waste, while being patient
Save expense；The bearing wheels 8 of the ratchet and pawl arrangement of setting cooperate regulating wheel 7, can make steel wire 10 by controlling to adjust wheel 7
Slow release controls the compression performance of elastic component 9 between two pawls 82 by snap-fastener convenient for the control to cutter head, realizes pawl
82 cooperate or are detached from ratchet 81, reset are locked and turn round below steel wire 10 to realize, in use, elastic component 9 keeps pressure
Contracting state makes pawl 82 and ratchet 81 cooperate realization back locking function, and elastic component 9 is overhanging to be detached from pawl 82 and ratchet 81, releases anti-
Lock function resets steel wire 10 convenient for convolution regulating wheel 7；The umbrella shape blade 41 of setting and adjusting rod 43 hinged therewith, pass through
Single control can make adjusting rod 43 slide the scaling for realizing 41 active area of blade along support rod 42, be conducive to different lesion portions
Position is targetedly handled, and is controlled more stable.
Claims (5)
1. a kind of digestive endoscopy minimally-invasive scalpel, including fixed handle (1), first connecting rod (2), the second connecting rod (3), cutter head,
It is characterized in that, first connecting rod (2) one end is fixed on fixed handle (1), first connecting rod (2) other end passes through screw thread (21)
Removably it is connected with the second connecting rod (3), the second connecting rod (3) end connects cutter head；The first connecting rod
(2) it is provided on adjustment portion (5), the adjustment portion (5) includes the sleeve (6) being set on first connecting rod (2), sleeve (6)
Two sides are symmetrically arranged with regulating wheel (7), are provided between regulating wheel (7) bearing wheels (8), and bearing wheels are provided with control knife on (8)
The steel wire (10) of head, steel wire (10) end are wrapped on bearing wheels (8), and bearing wheels (8) are set as ratchet and pawl arrangement, the spine
Wheel detent mechanism includes that ratchet (81) and two pawls (82) with ratchet (81) inscribed cooperation, two pawls pass through bullet between (82)
Property part (9) is connected, and pawl (82) outer end is connected with regulating wheel (7)；The cutter head include blade (41), support rod (42),
Adjusting rod (43), blade (41) are arranged to umbrella shape, and support rod (42) two sides are symmetrically arranged with adjusting rod (43), steel wire (10) end
Be connected across support rod (42) and with adjusting rod (43), adjusting rod (43) one end by steel wire (10) in a sliding manner with support
Bar (42) is connected, and adjusting rod (43) other end is connected in articulated manner with blade (41)；It is provided on the steel wire (10)
Movable button (11).
2. digestive endoscopy minimally-invasive scalpel according to claim 1, regulating wheel (7) middle part is provided with and pawl (82)
The connected snap-fastener in outer end.
3. digestive endoscopy minimally-invasive scalpel according to claim 1, the movable button (11) is arranged in first connecting rod (2)
At interior close second connecting rod (3).
4. digestive endoscopy minimally-invasive scalpel according to claim 1, the elastic component (9) is set as spring.
5. digestive endoscopy minimally-invasive scalpel according to claim 1, regulating wheel (7) surface is provided with stroke groove.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721313609.XU CN208551951U (en) | 2017-10-12 | 2017-10-12 | A kind of digestive endoscopy minimally-invasive scalpel |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721313609.XU CN208551951U (en) | 2017-10-12 | 2017-10-12 | A kind of digestive endoscopy minimally-invasive scalpel |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208551951U true CN208551951U (en) | 2019-03-01 |
Family
ID=65445193
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721313609.XU Expired - Fee Related CN208551951U (en) | 2017-10-12 | 2017-10-12 | A kind of digestive endoscopy minimally-invasive scalpel |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208551951U (en) |
-
2017
- 2017-10-12 CN CN201721313609.XU patent/CN208551951U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190301 Termination date: 20191012 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |