CN208339566U - A kind of flexible crushing aspirating device - Google Patents
A kind of flexible crushing aspirating device Download PDFInfo
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- CN208339566U CN208339566U CN201721033604.1U CN201721033604U CN208339566U CN 208339566 U CN208339566 U CN 208339566U CN 201721033604 U CN201721033604 U CN 201721033604U CN 208339566 U CN208339566 U CN 208339566U
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Abstract
The utility model provides a kind of flexible crushing aspirating device, including motor, cutter head and control assembly, and the crushing aspirating device further includes flexible front tube;It is provided with feed pathway in the rotary shaft, the second block is provided in the feed pathway, the side of the rotary shaft is provided with the liquid outlet being connected to the feed pathway;The crushing aspirating device further includes the docking channel for docking extraneous pumping equipment, and the docking channel is connected to the liquid outlet.Implementing the beneficial effects of the utility model mainly has: front tube is flexible, and the range cut can be cut with scissors by expanding cutter head, is conducive to the removing that residue is realized to dead angle position;The design of suction adjustment hole, the convenient size for adjusting front tube first end suction according to actual needs at any time during crushing aspirating device use;For may be there is a situation where cutting with scissors broken tissue by cutter head to be gathered again in front tube, the first, second block facilitates the tissue for smashing accumulation again, makes that broken to be drawn through Cheng Gengwei unobstructed.
Description
Technical field
The utility model relates to the technical field of medical instrument, in particular to a kind of flexible crushing aspirating device.
Background technique
The pipeline of most of crushing aspirating devices in the prior art, front end suction is hard structure, cannot be bent, limit
The freedom degree of operation.During surgery, rigid crushing aspirating device can not remove the tissue remnants at dead angle: such as in polyp of sinus enucleation
When, due to can operating space it is limited, rigid crushing aspirating device can not often remove the remnants at dead angle position;In the relevant hand in joint
When art, due to the special tectonic in joint, rigid crushing aspirating device can not be cleaned to the tissue of certain angles.Especially in intracranial hematoma clearance
In operation, existing crushing aspirating device can not avoid intracranial vessel, bring greatly to operation since the pipeline that front end is aspirated can not be bent
Operation difficulty.
For intracranial hematoma clearance operation, there is no be suitable for the broken of evacuation of intracranial hematoma in existing market
Haustorium.In present operation, usually using simple aspirator, direct absorption clot is adopted when encountering the tougher hemotoncus of quality
It takes and is first shredded with scissors, then the method that row is drawn, operate so very troublesome, considerably increase operating time.Also have and directly adopt
The strong method for tearing segmentation clot is taken, this method is very rough, it is most likely that cause secondary bleeding during tearing,
Always danger is brought to patient.In addition, the clot of sucking is often stuck in attraction pipeline, need to use after dredging,
Inconvenience is brought to operation.
Finally, existing broken suction operation, usually first sucks crushing aspirating device for clot, is then being cut with scissors in crushing aspirating device
It is broken, it is finally discharged, this mode can encounter the case where clot blocks suction port, can also increase burden to operation.
Utility model content
The technical problem to be solved by the present invention is to provide a kind of leading portion in suction channel may be implemented it is curved broken
Haustorium, and avoid tissue during broken suction that stopping state occurs in pipeline as far as possible.
In order to solve the above-mentioned technical problem, a kind of flexible crushing aspirating device, the utility model are disclosed in the utility model
Technical solution be implemented:
A kind of flexible crushing aspirating device, including motor, cutter head and driving assembly, the motor by the driving component come
The cutter head is driven to rotate, the driving component includes flexible shaft and rotary shaft;The cutter head is driven by the flexible shaft;It is described
Flexible shaft is driven by the rotary shaft;The rotary shaft is by the motor driven;The crushing aspirating device further includes flexible front tube;
Front tube first end is provided with the recessed portion for accommodating the cutter head;Feed pathway, the feed liquor are provided in the rotary shaft
The second block is provided in channel, the side of the rotary shaft is provided with the liquid outlet being connected to the feed pathway;It is described broken
Haustorium further includes the docking channel for docking extraneous pumping equipment, and the docking channel is connected to the liquid outlet.
Preferably, the crushing aspirating device further includes interior and rotatable front end support positioned at the front tube first end;It is described
Front end support includes the first block, and the flexible shaft is supported by first block.
Preferably, the front end support is in the form of a column, and the quantity of first block is multiple, each first block
One end with the flexible axis connection, the other end connect with the front end support side.
Preferably, the crushing aspirating device further includes shell, and suction adjustment hole, the suction adjustment hole are offered on the shell
It is connected to the docking channel.
Preferably, the crushing aspirating device further includes the direction controlling knob that can be relatively rotated with the shell, described pair of connection
Road is provided in the direction controlling knob;Direction controlling knob first end is connect with front tube second end, direction controlling knob
Two ends and the cage connection;The feed pathway of the rotary shaft is located in the direction controlling knob.
Preferably, the crushing aspirating device further includes draught line, and is looped around on the outside of the direction controlling knob first end
It is bent control handle;The bending control handle can be rotated around the direction controlling knob first end;The front tube is also
Including cross through hole, the cross through hole is arranged along the length direction of the front tube;The bending control handle, the direction controlling
Knob first end is respectively arranged with the first radial through-hole, the second radial through-hole radially;The draught line sequentially passes through described
First radial through-hole, the second radial through-hole, cross through hole, and be fixed in the front tube first end.
Preferably, the number of the cross through hole is two, and one is arranged in the top of the front tube, and one is arranged described
The lower part of front tube;The number of first radial through-hole is two, accordingly with the cross through hole, first radial through-hole one
A top that the bending control handle is arranged in, one is arranged in the lower part of the bending control handle;Described second is radial
The number of through-hole is two, is respectively correspondingly connected with two first radial through-hole.
Preferably, the crushing aspirating device further includes the annular connection being arranged between the direction controlling knob and the shell
Part;The circular connector includes coaxial internal projecting ring and outer bulge loop;An annular groove is formed between the internal projecting ring and outer bulge loop;
The annular groove is connected to the docking channel;The outer bulge loop is equipped with venthole, to be connected to the annular groove and the suction
Power adjustment hole;The circular connector further includes docking through-hole, for being connected to annular groove and the external world.
Preferably, the crushing aspirating device further includes inner washer and outer washer;In the direction controlling knob second end is provided with
Groove and external groove;The inner washer is located in the inner groovy, and the outer washer is located in the external groove;The inner washer
It offsets with the internal projecting ring;The outer washer offsets with the outer bulge loop.
Preferably, the recessed portion includes the block arc positioned at the front of the cutter head.
Implementing the beneficial effects of the utility model mainly has:
1, front tube is flexible, improves the freedom degree of surgical procedure, and the range cut can be cut with scissors by expanding cutter head, is conducive to dead
The removing of angular position realization residue;
2, the design of suction adjustment hole, it is convenient to adjust front tube according to actual needs at any time during crushing aspirating device use
The size of first end suction;
3, the first block can not sufficiently be cut with scissors broken tissue and be directly inhaled into front tube by rotation to avoid some
Portion and result in blockage;
4, for may be there is a situation where cutting with scissors broken tissue by cutter head to be gathered again in front tube, the second block
Facilitate the tissue for smashing accumulation again, makes that broken to be drawn through Cheng Gengwei unobstructed.
Detailed description of the invention
In order to illustrate the embodiment of the utility model or the technical proposal in the existing technology more clearly, below will be to embodiment
Or attached drawing needed to be used in the description of the prior art is briefly described, it should be apparent that, the accompanying drawings in the following description is only
It is an embodiment of the present invention, for those of ordinary skill in the art, in the premise not made the creative labor
Under, it is also possible to obtain other drawings based on these drawings.
Fig. 1 is the structural schematic diagram of the crushing aspirating device in one embodiment, with direction controlling knob and bending control handle;
Fig. 2 is the cross section structure schematic diagram of crushing aspirating device shown in FIG. 1 in one embodiment;
Fig. 3 is the cross section structure schematic diagram of direction controlling knob and bending control handle in one embodiment;
Fig. 4 is the structural schematic diagram of circular connector in one embodiment;
Fig. 5 is the structural schematic diagram of rotary shaft in one embodiment;
Fig. 6 is the structural schematic diagram that front end support is matched with cutter head in one embodiment;
Fig. 7 is some common structural schematic diagrams of cutter head in one embodiment;
Fig. 8 is the structural schematic diagram of a kind of set-up mode of draught line in one embodiment;
Fig. 9 is to be bent the schematic diagram of the section structure of control handle and cross through hole in one embodiment;
Figure 10 is draught line end structure detail enlarged diagram in one embodiment;
Figure 11 is the structural schematic diagram of crushing aspirating device in one embodiment.
In above-mentioned attached drawing, each figure number label is respectively indicated:
11- motor, 111- power supply line, 12- cutter head, 13- flexible shaft,
14- rotary shaft, the rear end 141- supporting element, 142- liquid outlet, the second block of 143-,
15- front end support, the first block of 151-,
2- front tube, 21- front tube first end, 211- recessed portion, 212- block arc, 22- front tube second end, 23- are laterally logical
Hole,
3- shell, 31- suction adjustment hole, 32- rear cover,
4- direction controlling knob, 41- direction controlling knob first end, 42- direction controlling knob second end, the second diameter of 43-
To through-hole, 44- docks channel,
5- draught line,
6- bending control handle, the first radial through-hole of 61-,
7- circular connector, 71- internal projecting ring, the outer bulge loop of 72-, 73- annular groove, 74- venthole, 75- dock through-hole,
81- inner washer, 82- outer washer,
It is managed after 9-.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without creative efforts
Every other embodiment obtained, fall within the protection scope of the utility model.
A kind of flexible crushing aspirating device (in certain embodiments, referring to Fig.1~Figure 11), including motor 11, cutter head
12 and driving assembly, the motor 11 drives the cutter head 12 to rotate by the driving component, and the driving component includes
Flexible shaft 13 and rotary shaft 14;The cutter head 12 is driven by the flexible shaft 13;The flexible shaft 13 is driven by the rotary shaft 14
It is dynamic;The rotary shaft 14 is driven by the motor 11;The crushing aspirating device further includes flexible front tube 2;Front tube first end 21 is set
It is equipped with the recessed portion 211 for accommodating the cutter head 12;Feed pathway is provided in the rotary shaft 14, in the feed pathway
It is provided with the second block 143, the side of the rotary shaft 14 is provided with the liquid outlet 142 being connected to the feed pathway;It is described
Crushing aspirating device further includes the docking channel 44 for docking extraneous pumping equipment, and the docking channel 44 connects with the liquid outlet 142
It is logical.
It will be appreciated by persons skilled in the art that crushing aspirating device described in the utility model, since front tube 2 is flexible
, therefore other surgical instruments can be cooperated to realize bending in some embodiments, as soft endoscope can be protruded into
In pipeline, by the pipe bending of endoscope, to realize the bending of front tube 2;And in further embodiments, it can take more
It is embedded in draught line 5 in front tube 2 such as Fig. 8, structure shown in Fig. 10 for the mode of active, by the traction of draught line 5, thus
Front tube 2 is set to realize bending;Certainly, front tube 2, which can also use disclosed in other prior arts, can be achieved curved structure.
Front tube 2 can be steel pipe, can also use other materials, those skilled in the art in practical applications can also be right
Its structure is changed, and is not particularly limited herein.
The main function of cutter head 12 be by rotation object cut with scissors it is broken, shape and construction can be it is polynary,
Fig. 7 shows 3 kinds of structures (1, the spiral cutter head of blade of the utility model disclosure;2, cyclic annular, blade-shaped cutter head;3,
The cutter head with hollow round hole is seen in the trapezoidal shape in side, front).
The case where " driving " above-mentioned had both contained direct contact also contains the possibility of mediate contact, such as described soft
Property axis 13 is driven by the rotary shaft 14, be can be and is directly contacted with flexible shaft 13 to be driven by rotary shaft 14, can also
To be that some transmission components are arranged between rotary shaft 14 and flexible shaft 13, to realize driving, those skilled in the art can be managed
Solution, the driving method of machinery field is varied, these prior arts can be used as the utility model and be embodied
Reference in journey.
Crushing aspirating device at work, generally requires the extraneous negative pressure system of docking (i.e. extraneous pumping equipment), some embodiments
In, pipe 9 after being provided in crushing aspirating device, and the bleeding point of extraneous negative pressure system is docked whereby.When operation, cutter head 12 is rotated, in turn
Tissue cut with scissors broken, while the work of negative pressure system is so that cut with scissors broken tissue successively inside front tube 2, feed liquor
Pipe 9 after channel, docking channel 44 reach, is finally extracted in crushing aspirating device by negative pressure system.
Figures 1 and 2 show that motor 11 can be connected to power supply by power supply line 111 in some embodiments, in figure after
Lid 32 belongs to a part of shell 3.
Rotary shaft 14 during rotation (Fig. 5 be one of structure), the second block 143 also rotates with, can be with
It is smashed again to the tissue to come is conveyed from front tube 2, avoids the generation blocked inside crushing aspirating device.Second block
143 quantity can be one, be also possible to it is multiple, when its quantity be it is multiple when, fluid channel can be separated multiple.
It will be appreciated by persons skilled in the art that the shape of the second block 143, length, width, thickness can there are many variations.Out
The quantity of liquid mouth 142, in some cases it may and the quantity for the fluid channel being separated is consistent.
In some preferred embodiments, the crushing aspirating device further includes in the front tube first end 21 and rotatable
Front end support 15;The front end support 15 includes the first block 151, and the flexible shaft 13 is by 151 institute of the first block
Support.The quantity of first block 151 can be one or more, and the quantity of front end support 15 is also possible to one or more
It is more.
In some preferred embodiments, the front end support 15 is in the form of a column, and the quantity of first block 151 is more
A, one end of each first block 151 is connect with the flexible shaft 13, the other end with 15 side of front end support
Face connection.The main function of front end support 15 is to smash tissue by rotation, avoid the tissue of some large volumes
Directly (or in the case where sufficiently not cutting with scissors broken by cutter head 12) enter in front tube 2, so that there is a situation where block.Therefore, front end
Supporting element 15 can there are many constructions, a kind of structural form to be referred to Fig. 6, and in the accompanying drawings, front end support 15 contains one
Cylindrical lateral surface and internal trifid structure, flexible shaft 13 and cylindrical lateral surface are coaxial at this time.Such structure is conducive to protect when rotated
Balance is held, and is also prevented from and is not flowed by the broken tissue of hinge between 2 inner wall of supporting element 15 and front tube.The embodiment
In, front end support 15 had both played the role of coaxial support flexible shaft 13, also had the broken function of hinge.
In some embodiments, the shape and structure with front end support 15 of rear end supporting element 141 are consistent.
In some preferred embodiments, the crushing aspirating device further includes shell 3, offers suction adjustment hole on the shell 3
31, the suction adjustment hole 31 is connected to the docking channel 44.The main function of suction adjustment hole 31 is, by providing one
A turnout disperses the suction that external negative pressure system applies for front tube 2.It, can be by covering manually in crushing aspirating device use process
Suction adjustment hole 31 allows partial air to flow into from the external world, to realize the adjusting of the suction generated to front tube first end 21;Some
In the case of, it can also be made to block part suction adjustment hole 31, to realize suction by the carriage being arranged inside crushing aspirating device
The adjusting of power.The suction adjustment hole 31 is connected to the docking channel 44, can be direct connection, is also possible to indirectly
It is connected to, in some embodiments, the position and structure of suction adjustment hole 31 are referred to Fig. 1, Fig. 2, Figure 11 to be understood.
Referring to Fig.1, Fig. 2, Fig. 3, in some preferred embodiments, the crushing aspirating device further includes can be opposite with the shell 3
The direction controlling knob 4 of rotation, the docking channel 44 are provided in the direction controlling knob 4;Direction controlling knob first
End 41 is connect with front tube second end 22, and direction controlling knob second end 42 is connect with the shell 3;The feed liquor of the rotary shaft 14
Channel is located in the direction controlling knob 4.
The main function of direction controlling knob 4 is control front tube 2 around its axis rotation, and then changing makes cutter head 12 in side
Direction (i.e. the direction that is open in side of change recessed portion 211), allow surgical procedure more flexible.Rotary shaft 14 into
Liquid channel is located in the direction controlling knob 4, is conducive to and docks channel 44 and docked.Certainly, in other some feelings
Under condition, docking channel 44 can be provided with except direction controlling knob 4, not make to be unfolded herein.
In some preferred embodiments, the crushing aspirating device further includes draught line 5, and is looped around the direction controlling knob
The bending control handle 6 in 41 outside of first end;The bending control handle 6 can around the direction controlling knob first end 41 into
Row rotation;The front tube 2 further includes cross through hole 23, and the cross through hole 23 is arranged along the length direction of the front tube 2;It is described curved
It is radial that bent control handle 6, the direction controlling knob first end 41 are respectively arranged with the first radial through-hole 61, second radially
Through-hole 43;The draught line 5 sequentially passes through first radial through-hole 61, the second radial through-hole 43, cross through hole 23, and is consolidated
It is scheduled in the front tube first end 21.
Typically, the wiring of draught line 5, can refer to Fig. 8, Figure 10.The main function of bending control handle 6 is control front tube
The bending of first end 21 makes front tube first end 21 deviate its axle center, and crushing aspirating device is made to have higher freedom in surgical procedure
Degree.Draught line 5 is fixed in front tube first end 21, it is meant that it can be the various fixed forms such as clamping, bonding, binding, this
Field technical staff can carry out flexible choice according to practical application.Control handle 6 is bent by rotation, to being fixed on front tube
The draught line 5 of first end 21 applies pulling force, and since front tube is flexible, front tube first end 21 will be because of draught line 5 in cross through hole
Reeling and being drawn in 23 leaves original position, and front end support 15 is because of the pressure by front tube first end 21 at this time, and with
Disalignment, flexible shaft 13 can also be bent therewith.Attached drawing only provides the mode of some settings about draught line 5, this field
Technical staff can also refer to other prior arts to design the component of the part.
In some embodiments, draught line 5 may be mounted at the unilateral side of front tube 2, and first end is fixed on front tube first end
On 21, second end is fixed on bending control handle 6, when being bent the rotation of control handle 6, drives the second end of draught line 5
Rotation, 5 second end of draught line pulls on first end, to realize the bending of front tube first end 21.
In some preferred embodiments, as shown in Fig. 8, Fig. 9, Figure 10, the number of the cross through hole 23 is two, and one sets
It sets on the top of the front tube 2, one is arranged in the lower part of the front tube 2;The number of first radial through-hole 61 is two, with
The cross through hole 23 accordingly, first radial through-hole 61 1 be arranged in it is described bending control handle 6 top, one
The lower part of the bending control handle 6 is set;The number of second radial through-hole 43 be two, respectively correspondingly with two institutes
The first radial through-hole 61 is stated to be connected." top " and " lower part " described in this paragraph is mainly used for indicating relative position, is not necessarily referring to true
Absolute direction in real environment.Can be understood with reference to Figure 10, when front tube 2 is horizontally arranged, the opening of recessed portion 211 to
On, two draught lines 5 extend along the length direction of long tube 2 at this time, and one is located below, and one is located above.Those skilled in the art
Member can refer to other prior arts and be designed to bending control handle 6, so that bending control handle 6 is (square to a direction
To) rotation when, the draught line 5 being located above is pulled, thus realize front tube 2 toward top be bent;When bending control handle 6 to
When another direction (opposite direction) rotates, underlying draught line 5 is pulled, to realize that front tube 2 is bent toward lower section.
In some preferred embodiments, referring to Fig.1, Fig. 2, Fig. 3, Fig. 4, the crushing aspirating device further include be arranged in the direction
Circular connector 7 between control handle 4 and the shell 3;The circular connector 7 includes coaxial internal projecting ring 71 and evagination
Ring 72;An annular groove 73 is formed between the internal projecting ring 71 and outer bulge loop 72;The annular groove 73 connects with the channel 44 of docking
It is logical;The outer bulge loop 72 is equipped with venthole 74, to be connected to the annular groove 73 and the suction adjustment hole 31;The annular is even
Fitting 7 further includes docking through-hole 75, for being connected to annular groove 73 and the external world.7 one side of circular connector is that the adjusting of pressure mentions
For the cavity (i.e. annular groove 73) of buffering, on the one hand (mentioned to provide fixed outflux by the outflow of the broken tissue of hinge
For dock through-hole 74), also solve control handle 4 rotation and bring docking 44 shift in position of channel the problem of (no matter dock
Which position channel 44 rotates to, and annular groove 73 can be always connected to docking channel 44).Through-hole 75 is docked, for being connected to
Annular groove 73 and the external world, can directly be connected to the pump-line of negative pressure system in some cases, in some cases it may logical
Later pipe 9 connects negative pressure system.
In some preferred embodiments, referring to Fig. 3 and Fig. 4, the crushing aspirating device further includes inner washer 81 and outer washer 82;Institute
It states direction controlling knob second end 42 and is provided with inner groovy and external groove;The inner washer 81 is located in the inner groovy, described
Outer washer 82 is located in the external groove;The inner washer 81 offsets with the internal projecting ring 71;The outer washer 82 with it is described outer
Bulge loop 72 offsets.Inner washer 81 and outer washer 82 have primarily served the effect of sealing.
In some preferred embodiments, referring to Fig.1 0, the recessed portion 211 includes the arc positioned at the front of the cutter head 12
Shape block 212.One of the effect of recessed portion 211 is partly to accommodate cutter head 12, avoids cutter head 12 all exposed and performing the operation
Other do not need to cut with scissors broken tissue for middle accidental injury, and block arc 212 then avoids cutter head 12 and directly touches not when putting in forward
Necessary tissue.
In some embodiments, above-mentioned component (such as front tube 2, shell 3, direction controlling knob 4, the bending control of crushing aspirating device
Knob 6) between type of attachment be detachably connected, such replacement and individually cleaning being advantageous in that convenient for component.
Finally it should be pointed out that not needing curved surgical application, the utility model can be used as the general broken suction of hardness
Device uses;And the size by changing each position of crushing aspirating device, the instrument channel that the utility model is placed in endoscope may be implemented
In, cooperation endoscope uses;It in flexible endoscope, can passively be bent, cooperation endoscope uses.These advantages make this reality
It is had broad application prospects with novel.
The above-mentioned various embodiments enumerated can be combined with each other implementation, those skilled in the art under the premise of reconcilable
In combination with attached drawing and above to the explanation of embodiment, as the foundation being combined to the technical characteristic in different embodiments.
It should be pointed out that the above is only the preferred embodiment of the utility model only, not to limit this reality
With novel, within the spirit and principle of the utility model, any modification, equivalent replacement, improvement and so on should all include
It is within the protection scope of the utility model.
Claims (10)
1. a kind of flexible crushing aspirating device, including motor, cutter head and driving assembly, the motor are driven by the driving component
Move the cutter head rotation, it is characterised in that:
The driving component includes flexible shaft and rotary shaft;
The cutter head is driven by the flexible shaft;The flexible shaft is driven by the rotary shaft;The rotary shaft is by the motor
Driving;
The crushing aspirating device further includes flexible front tube;Front tube first end is provided with the recessed portion for accommodating the cutter head;
It is provided with feed pathway in the rotary shaft, the second block, the side of the rotary shaft are provided in the feed pathway
It is provided with the liquid outlet being connected to the feed pathway;
The crushing aspirating device further includes the docking channel for docking extraneous pumping equipment, and the docking channel and the liquid outlet connect
It is logical.
2. crushing aspirating device according to claim 1, it is characterised in that:
The crushing aspirating device further includes interior and rotatable front end support positioned at the front tube first end;
The front end support includes the first block, and the flexible shaft is supported by first block.
3. crushing aspirating device according to claim 2, it is characterised in that:
The front end support is in the form of a column, the quantity of first block be it is multiple, one end of each first block with
The flexibility axis connection, the other end are connect with the front end support side.
4. crushing aspirating device according to claim 2, it is characterised in that:
The crushing aspirating device further includes shell, and suction adjustment hole is offered on the shell, and the suction adjustment hole is docked with described
Channel connection.
5. crushing aspirating device according to claim 4, it is characterised in that:
The crushing aspirating device further includes the direction controlling knob that can be relatively rotated with the shell, and the docking channel is provided with described
In direction controlling knob;
The direction controlling knob first end is connect with front tube second end, direction controlling knob second end and the cage connection;
The feed pathway of the rotary shaft is located in the direction controlling knob.
6. crushing aspirating device according to claim 5, it is characterised in that:
The crushing aspirating device further includes draught line, and is looped around the bending control rotation on the outside of the direction controlling knob first end
Button;
The bending control handle can be rotated around the direction controlling knob first end;
The front tube further includes cross through hole, and the cross through hole is arranged along the length direction of the front tube;
The bending control handle, the direction controlling knob first end are respectively arranged with the first radial through-hole, radially
Two radial through-hole;
The draught line sequentially passes through first radial through-hole, the second radial through-hole, cross through hole, and be fixed on it is described before
In pipe first end.
7. crushing aspirating device according to claim 6, it is characterised in that:
The number of the cross through hole is two, and one is arranged in the top of the front tube, and one is arranged in the lower part of the front tube;
The number of first radial through-hole is two, accordingly with the cross through hole, first radial through-hole one setting
On the top of the bending control handle, one is arranged in the lower part of the bending control handle;
The number of second radial through-hole is two, is respectively correspondingly connected with two first radial through-hole.
8. crushing aspirating device according to claim 5, it is characterised in that:
The crushing aspirating device further includes the circular connector being arranged between the direction controlling knob and the shell;
The circular connector includes coaxial internal projecting ring and outer bulge loop;
An annular groove is formed between the internal projecting ring and outer bulge loop;
The annular groove is connected to the docking channel;
The outer bulge loop is equipped with venthole, to be connected to the annular groove and the suction adjustment hole;
The circular connector further includes docking through-hole, for being connected to annular groove and the external world.
9. crushing aspirating device according to claim 8, it is characterised in that:
The crushing aspirating device further includes inner washer and outer washer;
The direction controlling knob second end is provided with inner groovy and external groove;
The inner washer is located in the inner groovy, and the outer washer is located in the external groove;
The inner washer offsets with the internal projecting ring;The outer washer offsets with the outer bulge loop.
10. crushing aspirating device according to claim 1, it is characterised in that:
The recessed portion includes the block arc positioned at the front of the cutter head.
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CN201721033604.1U CN208339566U (en) | 2017-08-17 | 2017-08-17 | A kind of flexible crushing aspirating device |
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CN201721033604.1U CN208339566U (en) | 2017-08-17 | 2017-08-17 | A kind of flexible crushing aspirating device |
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Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN109394304A (en) * | 2017-08-17 | 2019-03-01 | 上海伴诚医疗科技有限公司 | A kind of flexible crushing aspirating device |
CN112075969A (en) * | 2020-09-30 | 2020-12-15 | 韩永台 | Anchor type femoral head internal bone scraper capable of gradually expanding thick channel |
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2017
- 2017-08-17 CN CN201721033604.1U patent/CN208339566U/en active Active
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN109394304A (en) * | 2017-08-17 | 2019-03-01 | 上海伴诚医疗科技有限公司 | A kind of flexible crushing aspirating device |
CN109394304B (en) * | 2017-08-17 | 2024-01-26 | 上海伴诚医疗科技有限公司 | Bendable broken absorber |
CN112075969A (en) * | 2020-09-30 | 2020-12-15 | 韩永台 | Anchor type femoral head internal bone scraper capable of gradually expanding thick channel |
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