CN205729504U - A kind of multidirectional scalable electric knife - Google Patents
A kind of multidirectional scalable electric knife Download PDFInfo
- Publication number
- CN205729504U CN205729504U CN201620443391.9U CN201620443391U CN205729504U CN 205729504 U CN205729504 U CN 205729504U CN 201620443391 U CN201620443391 U CN 201620443391U CN 205729504 U CN205729504 U CN 205729504U
- Authority
- CN
- China
- Prior art keywords
- hose sections
- guide line
- electric knife
- cutter head
- handle portion
- 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.)
- Withdrawn - After Issue
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Abstract
The utility model discloses a kind of multidirectional scalable electric knife, the hose sections that is connected with handle portion including handle portion, the cutter head portion being located at hose sections end, cutter head portion connects power supply；Being provided with two pairs of guide lines in hose sections, each guide line one end is individually fixed in the end of hose sections；Two rotation dishes are set in handle portion, each pair of guide line connects a rotation dish respectively after passing hose sections, the two pairs of guide lines each place plane being positioned at hose sections is intersected at hose sections central axis and is mutually perpendicular to, each rotation dish is respectively when different directions rotates, each guide line can be drawn respectively, drive hose sections end to bend to different directions together with cutter head portion.One of the present utility model multidirectional scalable electric knife, when interior arthroscopic diagnosis carries out EMR, ESD or other complex operations, the camera lens of scope is allowed specially to take charge of overview function when operation, nearly cutter head end flexible pipe can control electric knife direction and cut voluntarily, make operation technique difficulty reduce, and operation risk can be reduced.
Description
Technical field
This utility model relates to medical instruments field, a kind of multidirectional scalable electric knife.
Background technology
Endoscope was born over more than 50 year, experienced by the stage from medical diagnosis on disease to disease treatment, to some digestive diseases
Treat the most largely effective and reliable first-selected therapy even becoming some diseases treatment.Recently as endoscopic biopsy art, EMR
(endoscopic mucosal resection art), the development of ESD (decollement under endoscopic mucosal) technology, gastral polyp and cancer morning are controlled by it
Treat, be increasingly becoming a kind of first-selected diagnosis and treatment means.Especially to the discovery of cancer morning, diagnose and excision serves pivotal role.At present
Have been developed that some endoscopic special equipments, but, still seem that compared with other Endoscopic Treatment technology behaviour's difficulty is bigger.
Present stage EMR operational approach includes following several: (1) polypectomy method: i.e. submucosal injections-excision method.The party
Method is simple and convenient, and clinical practice is the widest；(2) hyaline cap method: i.e. install different size, Different Plane or inclined-plane at scope head end
Pathological changes is carried out attracting excision by transparent plastic cap；(3) looping and binding device method: scope head end installs looping and binding device, scope ligation device is directed at
After pathological changes to be resected attracts, elastic tape entangles pathological changes and forms sub-base of a fruit sample polyp, then snare TURP includes rubber under elastic tape
Apron is in interior pathological changes；(4) layering excision method.
Present stage ESD operation method step is complicated, and the operating time is long, and involved apparatus is more, and technology requires the highest.
Operating procedure (1) labelling；(2) submucosal injections；(3) pre-slit surrounding mucosa；(4) pathological changes is peeled off；(5) Wound treatment.
What present stage EMR, ESD were conventional is that electric knife is operated with the combination of high-frequency electrical generator, Shen in this respect
The surgical operating instrument that CN101632603B endoscopically disclosed in please insert, described instrument has throw actuator,
Described throw actuator can make operator or assist operators attached from the operating head handle of endoscope easily
The action of tool mechanism of the far-end of the flexible cable of near position turning tool clockwise or counterclockwise, solves instrument
Actuating mechanism rotates the function of regulation, but in operative process, action of tool mechanism remains by lens control direction,
Direction of operating can not be changed voluntarily, with electric knife be EMR, ESD move cutting time, it is necessary to bending rotate endoscope realize electric knife
Break-in operation, so often lead to surgical field of view the clearest, operation easier strengthens, and careless slightly easily causes perforation.
Utility model content
Goal of the invention: in order to overcome the deficiencies in the prior art, this utility model provides a kind of multidirectional adjustable economize on electricity
Cutter.
Technical scheme: for solving above-mentioned technical problem, one of the present utility model multidirectional scalable electric knife, including handle
Hose sections that portion is connected with handle portion, being located at the cutter head portion of hose sections end, cutter head portion connects power supply；It is provided with in hose sections
Two pairs of guide lines, each guide line one end is individually fixed in the end of hose sections；Two rotation dishes are set in handle portion, each to guiding
Line connects a rotation dish respectively after passing hose sections, be positioned at two pairs of guide lines each place plane of hose sections in hose sections
Intersecting at mandrel line and be mutually perpendicular to, each rotation dish is respectively when different directions rotates, it is possible to draw each guide line respectively, band
Dynamic hose sections end bends to different directions together with cutter head portion.
Wherein, being provided with eyelet strip in handle portion, at least provided with two through wires holes on eyelet strip, each pair of guide line is each passed through
After two through wires holes, it is connected to the radially opposite sides that rotation dish is paralleled with handle portion central shaft.
Wherein, being provided with two pairs of through wires holes on eyelet strip, two pairs of through wires holes are to be perpendicular in hose sections rotate disk center
A pair guide line place plane of axis is that the plane of symmetry is symmetrical arranged, and two pairs of guide lines are each passed through these two pair through wires hole, and connect
It is connected on immediate rotation dish.
Wherein, being provided with wire guide plate in handle portion, be provided with two pairs of wire guides on wire guide plate, two pairs of wire guides are right with each respectively
Guide line place co-planar, each guide line is each passed through coplanar wire guide.
Wherein, each rotation dish is provided with banking stop, and banking stop is arranged at the footpath that rotation dish is paralleled with handle portion central shaft
To, in handle portion, it is provided with the breast wheel for stopping banking stop.
Wherein, two rotation dishes are coaxially disposed, and breast wheel is located between two rotation dishes, and banking stop is respectively arranged on two and turns
On the opposite face of Moving plate.
Wherein, in hose sections, one pair of which guide line place plane is perpendicular to the central axis of rotation dish, and another is to guiding
Line place plane is parallel to the central axis of rotation dish.
Wherein, being provided with multiple locating slot on rotation dish, be provided with the spacer of activity on handle, turn disc is taken office
After one locating slot is directed at spacer, spacer pushing locating slot, rotation dish is positioned.
Wherein, each guide line is conductor and is connected with cutter head portion, and cutter head portion connects power supply by guide line.
Wherein, in wire guide plate and eyelet strip, at least one is conductor, also sets up the electrode being connected with power supply in handle portion,
Electrode is connected with wire guide plate or the eyelet strip of conductive material, and by guiding alignment cutter head portion to power.
Beneficial effect: one of the present utility model multidirectional scalable electric knife, interior arthroscopic diagnosis carry out EMR, ESD or other
Complex operations time, operation time allow the camera lens of scope specially take charge of overview function, nearly cutter head end flexible pipe can control electric knife direction
And cut voluntarily, make operation technique difficulty reduce, and operation risk can be reduced.
Accompanying drawing explanation
Fig. 1 is this utility model stereochemical structure decomposing schematic representation；
Fig. 2 is the front sectional view of Fig. 1；
Fig. 3 is eyelet strip and through wires hole distribution schematic diagram；
Fig. 4 is wire guide plate and wire guide distribution schematic diagram；
Fig. 5 is cutter head portion partial schematic diagram；
Fig. 6 is that hose sections guide line connects and direction of motion schematic diagram.
Detailed description of the invention
Below in conjunction with the accompanying drawings this utility model is further described.
One multidirectional scalable electric knife as shown in Figures 1 to 5, the hose sections being connected with handle portion 1 including handle portion 1
2, being connected to the cutter head portion 3 of hose sections 2 end, cutter head portion 3 connects power supply, and wherein, hose sections 2 is solid flexible pipe or hollow soft
Pipe, is preferably solid flexible pipe in this utility model.Two pairs of guide lines 4 it are installed with in hose sections 2, the most flat between guide line 4
OK, there is the hole passed for each bar guide line 4 in hose sections 1.Hose sections end is fixed in each guide line 4 one end, and contacts respectively
Or connect cutter head portion 3；Being provided with coaxial two rotation dish 5 in handle portion 1, each pair of guide line 4 passes difference after hose sections 2
Connect a rotation dish 5, be positioned at two pairs of guide lines 4 respective place plane of hose sections 2 intersect at hose sections 2 central axis and
Being mutually perpendicular to, each rotation dish 5 is respectively when different directions rotates, it is possible to draw each guide line 4 respectively, drives hose sections 2 curved
Bent thus band dynamic cutter head portion 3 turns to.Being also equipped with eyelet strip 6 in handle portion 1, eyelet strip 6 is perpendicular to the central axis of handle portion 1
Arrange, eyelet strip 6 is at least opened two through wires holes 61, after each pair of guide line 4 is each passed through two through wires holes 61, is connected to
The radially opposite sides that rotation dish 5 is paralleled with handle portion 1 central shaft.Or, eyelet strip 6 is provided with two pairs of through wires holes 61, two
Through wires hole 61 is set with a pair guide line 4 place plane being perpendicular to rotation dish 5 central axis in hose sections 2 for plane of symmetry symmetry
Putting, two pairs of guide lines 4 are each passed through these two pair through wires hole 61, and are connected on immediate rotation dish 5.In handle portion 1 also
The wire guide plate 7 parallel with eyelet strip 6 is set, wire guide plate 7 opens two pairs of wire guides 71, the two pairs of wire guides 71 respectively with each to drawing
Wire 4 place co-planar, each guide line 4 is each passed through coplanar wire guide 71.It is provided with banking stop on each rotation dish 5
51, banking stop 51 is arranged at the radial direction that rotation dish 5 is paralleled with handle portion 1 central shaft, installs and be used for stopping limit in handle portion 1
The breast wheel 8 of bit slice 51, breast wheel 8 is fixedly mounted in handle portion 1, and is arranged between two rotation dishes 5, banking stop 51 points
It is not arranged on the opposite face of two rotation dishes 5.In hose sections 2, one pair of which guide line 4 place plane is perpendicular to rotation dish 5
Central axis, another is parallel to the central axis of rotation dish 5 to guide line 4 place plane.Also have multiple on each rotation dish 5
Locating slot 9, is provided with the activity orientation sheet 10 of driving in handle portion 1, and rotation dish 5 turns to any one locating slot 9 with fixed
After bit slice 10 alignment, spacer 10 pushing locating slot 9, rotation dish 5 is positioned.In order to power to cutter head portion 3, by each guide line
4 materials are chosen as conductor, and cutter head portion 3 connects power supply by guide line 4, and, in wire guide plate 7 and eyelet strip 6, at least one is
Conductor, also installs the electrode 11 being connected with power supply, electrode 11 and the wire guide plate 7 of conductive material or eyelet strip 6 in handle portion 1
Connect, and powered to cutter head portion 3 by guide line 4.
As shown in Figure 1, Figure 2 and shown in Fig. 5, being arranged in parallel between the guide line 4 in hose sections 2, guide line 4 is worn
Go out after hose sections 2 enters in handle portion 1, it is impossible to continue to keep opposing parallel state, and due to rotation dish 5 and guide line 4,
There is relative alternate position spike in hose sections 2, so in the case of without eyelet strip 6 and wire guide plate 7, guide line 4 cannot the most effectively
Control direction and the amplitude of hose sections 2 bending, and after being provided with wire guide plate 7 and eyelet strip 6, two plates are respectively provided with four
The through wires hole 61 that position is definitely fixed, thus passes through the guiding of through wires hole 61 and fixes, limiting the displacement of guide line 4, energy
Enough make guide line 4 drive hose sections 2, precisely turn to.
In conjunction with accompanying drawing 6, using method of the present utility model is described further.
By endoscope channel or other accessory channels, cutter head portion 3 and hose sections 2 are transported to operative site perform the operation,
Hand-held handle portion 1 operates, and by rotating clockwise one of them steering wheel, pulls and connects with at the A in cutter head portion 3 or contact
Guide line 4, make hose sections 2 band dynamic cutter head portion 3 to X+ direction bend, when banking stop 51 with rotate arrive breast wheel 8 lower portion
When putting, because banking stop 51 is blocked, steering wheel cannot be further continued for rotating, and reaches maximum and turns width quarter turn, bends extensive after reset
Multiple, in like manner by rotating counterclockwise this steering wheel, pull the guide line 4 connecting with at the B in cutter head portion 3 or contacting, hose sections 2 carries
Moving knife head 3 bends to X-direction, when banking stop 51 is with when rotating arrival breast wheel 8 lower position, because banking stop 51 is blocked,
Steering wheel cannot be further continued for rotating, and reaches maximum and turns width quarter turn, and after reset, bending recovers, and this description is applicable to single turning to
Dish control in the case of X-direction axle X+, X-two bending in direction, in like manner increase a steering wheel, by pulling respectively and cutter head portion 3
C, D at connect or the guide line 4 of contact, it is possible to control Y direction axle Y+, Y-two bending in direction, by between steering wheel
Cooperate, it is possible to be combined into any angle of bend in X, Y-axis plane, and can be regulated by steering wheel at any time, it is possible to
Matched with positioning tooth on steering wheel by spacer 10, fixed angle and direction operation in operation process, and within adding
Sight glass pincers road or accessory channel assist and move operation, reach preferably to execute art effect.Execute patient by high frequency generator
Another cable, at patient body-surface, is connected to handle electrode 11 by negative plate docile, when cutter head and the group of patient in cutter head portion 3
When knitting contact, execute patient and can trample generator and make high frequency electric pass through the eyelet strip 6-conductor material of electrode 11-conductor material
Guide line 4, be conducted to the metal ball shaped electric knife parts in cutter head portion 3, and then be delivered in the tissue that is in contact with it, and lead to
Cross human body and negative plate and wire constitutes a complete loop, execute art tissue and will produce the high temperature of moment, be allowed to character and send out
Life changes, or moment is gasified or adds thermal metamorphism, and this depends on the generator mode executed selected by patient, is TURP or coagulation.
The above is only preferred implementation of the present utility model, it should be pointed out that: for the common skill of the art
For art personnel, on the premise of without departing from this utility model principle, it is also possible to make some improvements and modifications, these improve and
Retouching also should be regarded as protection domain of the present utility model.
Claims (10)
1. a multidirectional scalable electric knife, it is characterised in that: include hose sections that handle portion is connected with handle portion, be located at flexible pipe
The cutter head portion of end, portion, cutter head portion connects power supply；Being provided with two pairs of guide lines in hose sections, each guide line one end is individually fixed in
The end of hose sections；Arranging two rotation dishes in handle portion, each pair of guide line connects a rotation dish, position respectively after passing hose sections
Two pairs of guide lines each place plane in hose sections is intersected at hose sections central axis and is mutually perpendicular to, each rotation dish
Respectively when different directions rotates, it is possible to draw each guide line respectively, drive hose sections end together with cutter head portion to different directions
Bending.
One the most according to claim 1 multidirectional scalable electric knife, it is characterised in that: wherein, in handle portion, it is provided with threading
Plate, at least provided with two through wires holes on eyelet strip, after each pair of guide line is each passed through two through wires holes, is connected to rotation dish
The radially opposite sides paralleled with handle portion central shaft.
One the most according to claim 2 multidirectional scalable electric knife, it is characterised in that: wherein, eyelet strip is provided with
Two pairs of through wires holes, two pairs of through wires holes are perpendicular to rotate a pair guide line place plane of disk center's axis as symmetry in hose sections
Face is symmetrical arranged, and two pairs of guide lines are each passed through these two pair through wires hole, and are connected on immediate rotation dish.
One the most according to claim 1 and 2 multidirectional scalable electric knife, it is characterised in that: wherein, it is provided with in handle portion and leads
Line plate, is provided with two pairs of wire guides on wire guide plate, the two pairs of wire guides respectively with each pair of guide line place co-planar, each guide line
It is each passed through coplanar wire guide.
One the most according to claim 1 multidirectional scalable electric knife, it is characterised in that: wherein, each rotation dish is provided with limit
Bit slice, banking stop is arranged at the radial direction that rotation dish is paralleled with handle portion central shaft, is provided with for stopping spacing in handle portion
The breast wheel of sheet.
One the most according to claim 5 multidirectional scalable electric knife, it is characterised in that: wherein, two rotation dishes coaxially set
Putting, breast wheel is located between two rotation dishes, and banking stop is respectively arranged on the opposite face of two rotation dishes.
One the most according to claim 1 multidirectional scalable electric knife, it is characterised in that: wherein, one pair of which in hose sections
Guide line place plane is perpendicular to the central axis of rotation dish, and another is parallel to the central shaft of rotation dish to guide line place plane
Line.
8. according to the one multidirectional scalable electric knife described in any one of claim 1, it is characterised in that: wherein, on rotation dish
Being provided with multiple locating slot, be provided with the spacer of activity on handle, turn disc is directed to any one locating slot with spacer
After, spacer is pushed locating slot, rotation dish is positioned.
One the most according to claim 1 multidirectional scalable electric knife, it is characterised in that: wherein, each guide line be conductor also
Being connected with cutter head portion, cutter head portion connects power supply by guide line.
One the most according to claim 9 multidirectional scalable electric knife, it is characterised in that: wherein, in wire guide plate and eyelet strip
At least one is conductor, also sets up the electrode being connected with power supply in handle portion, the wire guide plate of electrode and conductive material or wear
Line plate connects, and by guiding alignment cutter head portion to power.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620443391.9U CN205729504U (en) | 2016-05-16 | 2016-05-16 | A kind of multidirectional scalable electric knife |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620443391.9U CN205729504U (en) | 2016-05-16 | 2016-05-16 | A kind of multidirectional scalable electric knife |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205729504U true CN205729504U (en) | 2016-11-30 |
Family
ID=57366287
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620443391.9U Withdrawn - After Issue CN205729504U (en) | 2016-05-16 | 2016-05-16 | A kind of multidirectional scalable electric knife |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205729504U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105852963A (en) * | 2016-05-16 | 2016-08-17 | 南京科医思医疗科技有限公司 | Multi-directional adjustable electrotome |
| CN107260299A (en) * | 2017-08-04 | 2017-10-20 | 常州市延陵电子设备有限公司 | Flexible bipolar surgery apparatus |
| CN107550562A (en) * | 2017-09-30 | 2018-01-09 | 常州市延陵电子设备有限公司 | Procedures electrode distal drainage device and procedures electrode apparatus |
-
2016
- 2016-05-16 CN CN201620443391.9U patent/CN205729504U/en not_active Withdrawn - After Issue
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105852963A (en) * | 2016-05-16 | 2016-08-17 | 南京科医思医疗科技有限公司 | Multi-directional adjustable electrotome |
| CN105852963B (en) * | 2016-05-16 | 2018-08-24 | 南京科医思医疗科技有限公司 | A kind of multidirectional adjustable electric knife |
| CN107260299A (en) * | 2017-08-04 | 2017-10-20 | 常州市延陵电子设备有限公司 | Flexible bipolar surgery apparatus |
| CN107550562A (en) * | 2017-09-30 | 2018-01-09 | 常州市延陵电子设备有限公司 | Procedures electrode distal drainage device and procedures electrode apparatus |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20161130 Effective date of abandoning: 20180824 |
|
| AV01 | Patent right actively abandoned |