CN110432938A - A kind of draw hook for surgical operation for being freely combined and adjusting - Google Patents
A kind of draw hook for surgical operation for being freely combined and adjusting Download PDFInfo
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- CN110432938A CN110432938A CN201910561659.7A CN201910561659A CN110432938A CN 110432938 A CN110432938 A CN 110432938A CN 201910561659 A CN201910561659 A CN 201910561659A CN 110432938 A CN110432938 A CN 110432938A
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- adjusting
- hole
- screw
- hook
- surgical operation
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B17/02—Surgical instruments, devices or methods, e.g. tourniquets for holding wounds open; Tractors
- A61B17/0206—Surgical instruments, devices or methods, e.g. tourniquets for holding wounds open; Tractors with antagonistic arms as supports for retractor elements
Abstract
The invention discloses the draw hook for surgical operation that one kind can be freely combined and adjust, comprising: drag hook, supporting and regulating device and the auxiliary fixing device being made of shank and hook portion；Supporting and regulating device includes: attachment base, adjusting screw rod and negative pressure sucker, attachment base is connected to the middle part of the shank of drag hook, adjusting screw hole is provided in the middle part of attachment base, adjusting screw rod, which is screwed in, to be adjusted in screw hole, negative pressure sucker is connected to the one end in the back bending direction towards hook portion of adjusting screw rod, and negative pressure sucker is rotatably connected with adjusting screw rod；Auxiliary fixing device includes: connecting rod and cementation piece, and one end of connecting rod and the tail end of drag hook are hinged, and the other end of connecting rod is articulated with a Middle face of cementation piece, and the another side of cementation piece is provided with medical viscose glue.The above-mentioned draw hook for surgical operation for being freely combined and adjusting, occupies little space, and can be freely combined and adjust, in real time adapt to surgical procedure cooperation demand, guarantee incision operation class surgical operation safely, go on smoothly.
Description
Technical field
The present invention relates to notch to pull technical field, and in particular to the surgical operation that one kind can be freely combined and adjust is drawn
Hook.
Background technique
In surgical operation, it is often necessary to cut human skin and tissue to carry out at operation to intracorporal target site
Reason, for the visual field the going on smoothly so as to operation in sufficiently exposure notch, usually holding drag hook by assistant in surgical procedure will be cut
Mouth is retracted to two sides, to achieve the effect that increase surgical field of view.
Because operating time generally continues longer, and muscle tone is larger, and prolonged hand-held drawing is to drag hook operator
Physical strength and energy be all greatly to test, in turn, for the labor intensity for reducing drag hook operation, medical supplies quotient developed
Annular combined-type drag hook, primary structure is made of an annular fixing frame and several drag hooks, in use, by annular fixing frame
It is placed on human body and by including notch circle, the hook portion of drag hook hooks incision tissue, and the shank of drag hook is fixed to annular fixing frame
On, so that by configuring drag hook in the different direction of annular fixing frame, multiple drag hook cooperations can be by operative site exposure.
Only, although is this kind of annular combined-type drag hook is avoided pulled by man-hour manually hand-held drag hook, reduces notch
The labor intensity of drawing, but some other drawbacks is still exposed in use, such as:
1, annular fixing frame was arranged around notch one week, and multiple drag hooks are stretched out in connection later, occupied big model around notch
The space enclosed can form interference effect to some surgical procedures for needing to consider angle, be unfavorable for the progress of operation；
2, at least two drag hooks cooperate annular fixing frame that could use simultaneously, in some operations for only needing single hook to pull,
Still it can only be pulled by artificial tenaculum, any combination can not be truly realized；
3, can be according to the real-time requirement in operative process when artificial drawing, the free dynamics for changing drawing, angle
Or direction, to expose the position of the different depths, angle under notch, so that the surgical procedure demand of operating doctor is adapted to, and it is this kind of
Annular combined-type drag hook is inconvenient once adjusting and fixing later to carry out drag hook increase and decrease and adjusting again, can not be in the course of surgery
The adjusting angle and depth of implementation when having adjustment demand, still can only be cooperated by manually pulling；
Such as above various performances, are all unfavorable for the safety of incision operation class surgical operation and go on smoothly.
Summary of the invention
In view of the above-mentioned problems, the present invention proposes a kind of draw hook for surgical operation that can be freely combined and adjust, can be effectively reduced
The labor intensity of notch drawing, and occupy little space, and can be freely combined and adjust, the cooperation for adapting to surgical procedure in real time needs
Ask, guarantee incision operation class surgical operation safely, go on smoothly.
To reach above-mentioned technical effect, the technical solution adopted by the present invention is that:
A kind of draw hook for surgical operation for being freely combined and adjusting, comprising:
Drag hook, including shank and the hook portion formed from the back bending of shank one end；
Supporting and regulating device, comprising: attachment base, adjusting screw rod and negative pressure sucker, the attachment base are connected to the drag hook
Shank middle part, be provided with adjusting screw hole in the middle part of attachment base, the adjusting screw rod is screwed in the adjusting screw hole, described
Negative pressure sucker is connected to the one end in the back bending direction towards hook portion of adjusting screw rod, and negative pressure sucker rotatably connects with adjusting screw rod
It connects；And
Auxiliary fixing device, comprising: connecting rod and cementation piece, one end of the connecting rod are separate with the drag hook shank
One end of hook portion is hinged, and the other end of connecting rod is articulated with a Middle face of the cementation piece, and the another side of the cementation piece is set
It is equipped with medical viscose glue.
Preferably, polygonal hole is provided in the middle part of the drag hook shank；The attachment base includes: fixing seat and adjusting
Ring, the fixing seat include: the seat board, polygon shaft and thread spindle sequentially coaxially connected, the seat board, polygon shaft and screw thread
The outer profile of the setting adjusting screw hole that the axial middle part of axis penetrates through, the polygon shaft and thread spindle is relative to the seat board
It is sequentially reduced to form three-level step-like, the polygon shaft and the polygonal hole clearance fit, in the middle part of the adjustings ring passes through
Threaded hole be screwed on the thread spindle, and adjust ring outer profile be greater than the polygon shaft.
Preferably, the axial length of the polygon shaft is less than the thickness for adjusting the drag hook shank of screw hole axial direction.
Preferably, the seamed edge at the both ends of the polygonal hole is respectively provided with the first fillet, and the seat board is opposite with adjusting ring
Outer seamed edge be respectively provided with the second fillet, the radial distance of inside endpoint to the polygon shaft periphery of the second fillet cambered surface is less than
The radius of first fillet.
Preferably, the adjusting screw rod includes: driving screw and connecting screw, and the driving screw is screwed in the adjusting screw hole
Interior, the one end in the back bending direction towards hook portion of driving screw is provided with screw thread axis hole, and one end of the connecting screw is rotatably connected in institute
It states in screw thread axis hole, the other end of connecting screw is rotatably connected with the negative pressure sucker.
Preferably, the Middle face backwards to adsorption plane of the negative pressure sucker is provided with connection boss, the connection boss
Middle part be recessed with connecting hole, limit hole is provided in the connection boss of the connecting hole inner end, the limit bore dia is greater than
The connecting hole；One end of the separate driving screw of the connecting screw is rotatably plugged in the connecting hole, connecting screw
End charge into the limit hole and be provided with positive stop lug boss.
Preferably, it outwardly protrudes to form polygon boss in the middle part of the connecting screw, the polygon boss and limit
Screw thread is not provided on connecting screw between boss.
Preferably, one end backwards to screw thread axis hole of the driving screw is provided with knob.
Preferably, the connecting rod includes: loop bar, telescopic rod and tension spring；One end of the loop bar and the drag hook shank
End it is hinged, axis hole is arranged in the other end of loop bar；One end of the telescopic rod and the cementation piece are hinged, telescopic rod it is another
Hold sliding plug in the axis hole；The tension spring is arranged in the axis hole, and the both ends of tension spring are located at telescopic rod respectively
The bottom of end and axis hole in axis hole connects.
Preferably, the connecting rod further include: expansion regulating mechanism, the expansion regulating mechanism include: adjusting nut, consolidate
Fixed board and gag lever post；Strip hole is begun on the two sides hole wall of one section of the close bottom of the axis hole, the strip hole is along set
Bar it is axially extending, be provided with external screw thread on the loop bar on the outside of the strip hole；The adjusting nut is rotatably connected in the loop bar
On external screw thread, the fixed plate is slidably arranged in the axis hole and is connected to the end of the separate telescopic rod of the tension spring
Portion, the gag lever post is fixedly connected on the two sides of the fixed plate and passes through the strip hole and extends to except loop bar, and limits
Bar is located on the outside of one end of the close axis hole bottom of adjusting nut.
Compared with prior art, the beneficial effects of the present invention are as follows:
1, draw hook for surgical operation provided by the invention, each drag hook is by individual supporting and regulating device and dress is auxiliarily fixed
It sets on the skin being fixed on the outside of notch, it is single or multiple to use, it is truly realized and quantity is configured and increased and decreased by operation demand,
Any combination, versatility are good；
2, each drag hook carries out support to notch, even if multiple drag hooks with the use of be only occupied around notch it is more
A supporting point, non-sheet range occupied space, greatly reduces the interference to operative space；
3, the fixed of two points is carried out to drag hook by negative pressure sucker and cementation piece to support, guarantee that drag hook is fixed firm
Property, it is ensured that safety carries out for a long time for operation；
4, by rotating the adjusting screw rod of supporting and regulating device, the height to drag hook midfoot support point is adjusted, drag hook is cooperated
The auxiliary fixing device of tail portion, the adjusting for the angle that may be implemented to raise up to the hook portion of drag hook, thus exposure different depth or angle
The notch visual field, and each drag hook can be adjusted individually and is independent of each other, and can be combined and be realized that various depth, the drawing of angle notch need
It asks, sufficiently meets the needs of operating doctor is to the surgical procedure visual field；
5, assistant at most only needs that drag hook is increased and decreased or is adjusted when needed, thoroughly avoid for a long time using single or
Multiple drag hooks are manually pulled, and labor intensity is small.
Detailed description of the invention
Fig. 1 is the overlooking structure diagram of the embodiment of the present invention；
Fig. 2 is the side structure schematic view of the embodiment of the present invention；
Fig. 3 is the fit structure schematic diagram of drag hook of the embodiment of the present invention and fixing seat；
Fig. 4 is the schematic cross-sectional view of supporting and regulating device of the embodiment of the present invention；
Fig. 5 is the schematic cross-sectional view of auxiliary fixing device of the embodiment of the present invention；
Fig. 6 is application scenarios schematic diagram of the embodiment of the present invention；
Appended drawing reference:
1000- draw hook for surgical operation, 1- drag hook, 11- shank, 111- polygonal hole, the first fillet of 112-, 12- hook portion, 2-
Supporting and regulating device, 21- attachment base, 211- fixing seat, 2111- seat board, 2112- polygon shaft, 2113- thread spindle, 212- tune
Save ring, the second fillet of 213-, 22- adjusting screw rod, 221- driving screw, 2211- screw thread axis hole, 2212- knob, 222- connection spiral shell
Bar, 2221- positive stop lug boss, 2222- polygon boss, 23- negative pressure sucker, 231- connection boss, 232- connecting hole, 233- limit
Hole, 24- adjust screw hole, 3- auxiliary fixing device, 31- connecting rod, 311- loop bar, 3111- axis hole, 3112- strip hole, 3113-
External screw thread, 312- telescopic rod, 313- tension spring, 314- expansion regulating mechanism, 3141- adjusting nut, 3142- fixed plate, 3143- limit
Position bar, 32- cementation piece, the medical viscose glue of 33-.
Specific embodiment
It is described in detail below in conjunction with embodiment of the attached drawing to technical solution of the present invention.Following embodiment is only used for
Clearly illustrate technical solution of the present invention, therefore be only used as example, and cannot be used as a limitation and limit protection model of the invention
It encloses.In the description of the present patent application, it is to be understood that term " on ", "lower", "front", "rear", "left", "right" etc., instruction
Orientation or positional relationship be based on the orientation or positional relationship shown in the drawings, be merely for convenience of description the present invention and simplification retouch
It states, rather than the component of indication or suggestion meaning or structure must have a particular orientation, be constructed and operated in a specific orientation,
Therefore it is not considered as limiting the invention.
As shown in Figures 1 to 6, the draw hook for surgical operation 1000 provided in this embodiment for being freely combined and adjusting, master
Wanting structure includes drag hook 1, supporting and regulating device 2 and auxiliary fixing device 3；The structure of drag hook 1 is similar to conventional drag hook, including handle
Portion 11 and the hook portion 12 formed from 11 one end back bending of shank, supporting and regulating device 2 is the medium position that shank 11 is arranged in, to handle
Portion 11 carries out midfoot support and is adjustable the height of supporting point, and tail end (the i.e. shank 11 of shank 11 is arranged in auxiliary fixing device 3
Separate hook portion 12 one end), second point support is carried out to drag hook 1, and limits the position of 11 tail end of shank, to be adjusted with support
The adjusting to 12 depth and angle of 1 hook portion of drag hook is realized in the cooperation of regulating device 2, meets the exposure demand in the different incisions visual field.
As shown in Figure 2 and Figure 4, supporting and regulating device 2 includes: attachment base 21, adjusting screw rod 22 and negative pressure sucker 23, connection
Seat 21 is connected to the middle part of the shank 11 of drag hook 1, and the middle part of attachment base 21, which is provided with, adjusts screw hole 24, and adjusting screw rod 22 is screwed in
It adjusts in screw hole 24, negative pressure sucker 23 is connected to the one end in the back bending direction towards hook portion 12 of adjusting screw rod 22, and negative pressure is inhaled
Disk 23 is rotatably connected with adjusting screw rod 22, thus, rotation adjusting screw rod 22 can change attachment base 21 in 22 axis of adjusting screw rod
Upward position, to play the adjusting adjusted to 1 shank of drag hook, 11 midfoot support point position.
Referring to Fig. 3, the middle part of 1 shank 11 of drag hook in the present embodiment is provided with polygonal hole 111, passes through the polygonal hole
111 are cooperatively connected with attachment base 21, drag hook 1 can be prevented relative to the arbitrary axial rotation of attachment base 21, thus to the position of drag hook 1
Set it is fixed more firm, prevent in the course of surgery drag hook arbitrarily change the fixation position on notch, improve the safety of operation
Property.
Specifically, referring to fig. 4, the attachment base 21 in the present embodiment includes: fixing seat 211 and adjusts ring 212, and fixing seat
211 specifically include again: seat board 2111, polygon shaft 2112 and the thread spindle 2113 sequentially coaxially connected, seat board 2111, polygon
Adjusting screw hole 24 of the setting that the axial middle part of axis 2112 and thread spindle 2113 penetrates through for being spirally connected with adjusting screw rod 22, polygon
The outer profile of axis 2112 and thread spindle 2113 is sequentially reduced that form three-level step-like relative to seat board 2111, and polygon shaft 2112
It is more so as to which the polygonal hole 111 at 11 middle part of shank to be connected to from 2113 one end of thread spindle set with 111 clearance fit of polygonal hole
Outside side shape axis 2112, ring 212 will be adjusted later and is screwed on thread spindle 2113 by the threaded hole at middle part, and adjust ring 212
Outer profile is greater than polygon shaft 2112, to form I-shaped structure by adjusting ring 212 and seat board 2111 and limit shank 11
Position, so that the middle part of drag hook 1 is connected on supporting and regulating device 2.
Wherein, the axial length of polygon shaft 2112 is more preferably less than 1 shank 11 of drag hook for adjusting 24 axial direction of screw hole
Thickness, so that the shank on the outside of 111 both ends of polygonal hole can be clamped ring 212 will be adjusted to when 2111 direction precession of seat board
11, and then it can be fixed on attachment base 21 by what drag hook 1 consolidated when needed, adaptation has fixed angle and the drag hook of position 1
Use demand.
And be spirally connected position of the ring 212 on thread spindle 2113 is adjusted under normal conditions, it should be the distance of seat board 2111
Greater than the thickness of 1 shank 11 of drag hook, and then the clearance fit relationship of polygon shaft 2112 and polygonal hole 111 is combined, makes shank
11 can opposite thread axis 2113 have certain wave and adjust space, and have a certain range of pitching on attachment base 21
Angle change ability guarantees that relative position variation, which occurs, in attachment base 21 and adjusting screw rod 22 makes, and the shank 11 of drag hook 1 can be automatic
Angle is adjusted to adapt to current positional relationship.
In other preferred schemes, the seamed edge at the both ends of polygonal hole 111 further can be respectively provided with the first fillet
112, or even can connect the end of the first fillet of two sides 112 make the side wall of polygonal hole 111 form semicircle cambered surface, and then by seat
Plate 2111 and the opposite outer seamed edge for adjusting ring 212 are respectively provided with the second fillet 213, and specific requirement need to meet 213 arc of the second fillet
The inside endpoint in face to 2112 periphery of polygon shaft radial distance less than the first fillet 112 radius, to make the first fillet
112 cambered surface can be contacted with the cambered surface of the second fillet 213, when shank 11 is relative to 21 pitching conversion angle of attachment base, rotation
It is more smooth, and rotatable angle is also more, uses larger range of angular adjustment demand.
The lower end of adjusting screw rod 22 is rotatably connected with negative pressure sucker 23, to will entirely support tune by negative pressure sucker 23
The absorption of the middle part of regulating device 2 and drag hook 1 is fixed on the skin on the outside of notch.In the present embodiment, adjusting screw rod 22 and negative pressure are inhaled
As shown in figure 4, adjusting screw rod 22 includes: driving screw 221 and connecting screw 222, driving screw 221 is screwed in the connection type of disk 23
It adjusts in screw hole 24, the one end in the back bending direction towards hook portion 12 of driving screw 221 is provided with screw thread axis hole 2211, connecting screw
222 one end is rotatably connected in screw thread axis hole 2211, and the other end and the negative pressure sucker 23 of connecting screw 222 are rotatably connected, specifically
, it can be in the Middle face setting connection boss 231 backwards to adsorption plane of negative pressure sucker 23, the middle part for connecting boss 231 is recessed
There is connecting hole 232, limit hole 233 is provided in the connection boss 231 of 232 inner end of connecting hole, 233 diameter of limit hole is greater than connection
Hole 232；In turn, one end of the separate driving screw 221 of connecting screw 222 is rotatably plugged in connecting hole 232, connects spiral shell
The end of bar 222 is charged into limit hole 233 and is provided with positive stop lug boss 2221, to guarantee adjusting screw rod 22 and negative pressure sucker 23
Axial restraint is circumferential rotatable ability.
In other preferred schemes, further it can outwardly protrude to form polygon boss at the middle part of connecting screw 222
2222, to be easily rotatablely connected screw rod 222, fast quick-detach or connection driving screw 221 and connection by polygon boss 2222
Screw rod 222, the dismantling disinfection after the assembling and use when being easy to use；Meanwhile when driving screw 221 and connecting screw 222 are screwed on
After in place, the end of polygon boss 2222 can abut to the end of driving screw 221, form back of the body cap function, improve the two even
The tightness connect, guarantee later rotate adjusting screw rod 22 when, the two will not relative motion and loosen.Also, to improve connection
Resistance when 222 negative relative sucker 23 of screw rod rotates, the connection spiral shell between polygon boss 2222 and positive stop lug boss 2221
It is preferably not provided with screw thread on bar 222, connecting screw 222 and connecting hole 232 is made to carry out plane contact, the coefficient of friction of rotation is natural
Become smaller.Certainly, rotation adjusting screw rod 22 is adjusted for convenience, can be in driving screw 221 backwards to the one of screw thread axis hole 2211
End setting knob 221.
As shown in Figure 2 and Figure 5, auxiliary fixing device 3 includes: connecting rod 31 and cementation piece 32, one end of connecting rod 31 with
One end of the separate hook portion 12 of 1 shank 11 of drag hook is hinged, and the other end of connecting rod 31 is articulated with a Middle face of cementation piece 32, glues
Gu the another side of piece 32 is provided with medical viscose glue 33.It can be by the skin on the outside of 32 cementation to notch of cementation piece by medical viscose glue 33
On skin, the second point of drag hook 1 is fixed in formation.
Referring to Fig. 5, the connecting rod 31 in the present embodiment includes: loop bar 311, telescopic rod 312 and tension spring 313；Loop bar 311
One end and the end of 1 shank 11 of drag hook are hinged, and axis hole 3111 is arranged in the other end of loop bar 311；One end of telescopic rod 312 and cementation
Piece 32 is hinged, and the other end sliding plug of telescopic rod 312 is in axis hole 3111；Tension spring 313 is arranged in axis hole 3111, tension spring
313 both ends are connect with the bottom of the end of telescopic rod 312 being located in axis hole 3111 and axis hole 3111 respectively.To logical
When crossing height of the height-regulating of supporting and regulating device 2 to 1 midfoot support point of drag hook, loop bar 311 and telescopic rod 312 can be in a certain range
The length of the adjusting connecting rod 31 of opposite sliding, keeps drag hook 1 softer to the drawing of notch, reduces in traction process to notch
The violence of tissue damages, and certainly, more main effect is, when needing the of short duration height for raising 1 hook portion 12 of drag hook, directly grasps
The direct single-point of author pushes connecting rod 31, makes 31 axial shortening of connecting rod, and the dynamics applied by control can control compression
Length simply and effectively adjusts the depth and angle of notch exposure to raise the height of hook portion 12, removes external force connection later
The length that bar 31 regulates before can restoring under the effect of the elastic force of tension spring 313, makes drag hook 1 keep conventional drawing visual field shape
State.
In other preferred schemes, it may further be connecting rod 31 and expansion regulating mechanism 314 be set.For details, reference can be made to figures
5, expansion regulating mechanism 314 includes: adjusting nut 3141, fixed plate 3142 and gag lever post 3143；The close bottom of axis hole 3111
Strip hole 3112 is begun on one section of two sides hole wall, strip hole 3112 is axially extending along loop bar 311, outside strip hole 3112
External screw thread 3113 is provided on the loop bar 311 of side；Adjusting nut 3141 is rotatably connected on the external screw thread 3113 of loop bar 311, fixed plate
3142 are slidably arranged in axis hole 3111 and are connected to the end of the separate telescopic rod 312 of tension spring 313, gag lever post 3143
It is fixedly connected on the two sides of fixed plate 3142 and passes through strip hole 3112 and extend to except loop bar 311, and gag lever post 3143 is located at
On the outside of one end of 3111 bottom of close axis hole of adjusting nut 3141.To by adjusting adjusting nut 3141 on loop bar 311
Position change the fixation position of 313 end of tension spring, change the elastic size of tension spring 313, to adjust not adjusting support
It, also can be by the expansion regulating mechanism 314 on operation auxiliary fixing device 3 come the small-scale pitching for changing drag hook 1 when device 2
Angle, and supporting and regulating device 2 and auxiliary fixing device 3 are used cooperatively, adjusting is more convenient, and adjustable range is also bigger.
In the present embodiment, after drag hook 1 catches on notch, supporting and regulating device 2 is mainly by axial compressive force, so will support
Regulating device 2 is set as sucked type in the fixed form of skin and fixes, negative pressure sucker 23 be pressurized when adsorption effect more persistently and
Stablize；And auxiliary fixing device 3 is mainly by axial tension, so selecting tension spring 313 to increase the telescopic adjustment energy of connecting rod 31
Power, and auxiliary fixing device 3 and skin are fixed uses viscose glue mode, tension can good adhesion, take full advantage of two
The mechanical characteristic of a fixed point ensure that the effect fixed to drag hook 1.
The above-mentioned draw hook for surgical operation 1000 for being freely combined and adjusting, each drag hook 1 are adjusted by individually support
Device 2 and auxiliary fixing device 3 are fixed on the skin on the outside of notch, single or multiple to use, and are truly realized by operation
Demand configuration and increase and decrease quantity, any combination, versatility are good.It is in use, be first hooked into the one of notch for the hook portion 12 of drag hook 1
Supporting and regulating device 2 is fixed on the skin on the outside of 12 hook point of hook portion, then regard substantially by side by negative pressure sucker 23 later
Drawing demand selection auxiliary fixing device 3 fixed point, and then auxiliary fixing device 3 is adhered fixed by medical viscose glue 33
Onto the skin in 23 outside of negative pressure sucker, pulls down at this point, auxiliary fixing device 3 is formed 1 tail portion of drag hook, adjusted by support
Regulating device 2 makes the hook portion 12 of drag hook 1 raise up and lifts to the convex top support at 1 middle part of drag hook, so that notch is retracted, in exposure notch
The visual field, the depth and angle in the specific exposure notch visual field can be further by its adjusting supporting and regulating device 2 in drag hooks 1
The height of portion's supporting point is further adjusted.
As shown in fig. 6, the above-mentioned draw hook for surgical operation 1000 for being freely combined and adjusting, thoroughly avoids using for a long time
Single or multiple drag hooks 1 are manually pulled, and labor intensity is small.Each drag hook 1 carries out a support to notch, and each drag hook 1 can
It individually adjusts and is independent of each other, the drag hook 1 of different number, which can combine, realizes various depth, the drawing demand of angle notch, and sufficiently
Meet the needs of operating doctor is to the surgical procedure visual field even if multiple drag hooks 1 with the use of be only occupied around notch it is more
A supporting point, non-sheet range occupied space, greatly reduces the interference to operative space.And operation consent and surgical procedure
In, user can be increased and decreased or adjust to drag hook 1 on demand, guarantee incision operation class surgical operation it is safe, smoothly into
Row.
In conclusion the draw hook for surgical operation 1000 for being freely combined and adjusting by adopting the above technical scheme, it can be effective
The labor intensity of notch drawing is reduced, and is occupied little space, and can be freely combined and adjust, adapts to the cooperation of surgical procedure in real time
Demand, guarantee incision operation class surgical operation safely, go on smoothly.
It should be noted that preferred embodiment above is merely illustrative of the technical solution of the present invention, rather than its limitations；To the greatest extent
Present invention has been described in detail with reference to the aforementioned embodiments for pipe, those skilled in the art should understand that: it is still
Can modify to technical solution documented by previous embodiment, or some or all of the technical features are carried out etc.
With replacement；And these are modified or replaceed, technical solution of the embodiment of the present invention that it does not separate the essence of the corresponding technical solution
Range should all cover within the scope of the claims and the description of the invention.
Claims (10)
1. the draw hook for surgical operation that one kind can be freely combined and adjust characterized by comprising
Drag hook, including shank and the hook portion formed from the back bending of shank one end；
Supporting and regulating device, comprising: attachment base, adjusting screw rod and negative pressure sucker, the attachment base are connected to the handle of the drag hook
The middle part in portion is provided with adjusting screw hole in the middle part of attachment base, and the adjusting screw rod is screwed in the adjusting screw hole, the negative pressure
Sucker is connected to the one end in the back bending direction towards hook portion of adjusting screw rod, and negative pressure sucker is rotatably connected with adjusting screw rod；
And
Auxiliary fixing device, comprising: connecting rod and cementation piece, the separate hook portion of one end of the connecting rod and the drag hook shank
One end it is hinged, the other end of connecting rod is articulated with a Middle face of the cementation piece, and the another side of the cementation piece is provided with
Medical viscose glue.
2. the draw hook for surgical operation according to claim 1 for being freely combined and adjusting, which is characterized in that the drag hook handle
Polygonal hole is provided in the middle part of portion；The attachment base includes: fixing seat and adjusts ring, and the fixing seat includes: sequentially coaxially
Seat board, polygon shaft and the thread spindle of connection, the seat board, polygon shaft and thread spindle the setting that penetrates through of axial middle part described in
Adjust screw hole, the outer profile of the polygon shaft and thread spindle is sequentially reduced step-like, the institute that form three-level relative to the seat board
Polygon shaft and the polygonal hole clearance fit are stated, the adjusting ring is screwed in the thread spindle by the threaded hole at middle part
On, and the outer profile for adjusting ring is greater than the polygon shaft.
3. the draw hook for surgical operation according to claim 2 for being freely combined and adjusting, which is characterized in that the polygon
The axial length of axis is less than the thickness for adjusting the drag hook shank of screw hole axial direction.
4. the draw hook for surgical operation according to claim 3 for being freely combined and adjusting, which is characterized in that the polygon
The seamed edge at the both ends in hole is respectively provided with the first fillet, and the seat board and the opposite outer seamed edge for adjusting ring are respectively provided with the second fillet, institute
The inside endpoint for stating the second fillet cambered surface is less than the radius of first fillet to the radial distance of polygon shaft periphery.
5. the draw hook for surgical operation according to claim 1 for being freely combined and adjusting, which is characterized in that the adjusting spiral shell
Bar includes: driving screw and connecting screw, and the driving screw is screwed in the adjusting screw hole, the back bending towards hook portion of driving screw
The one end in direction is provided with screw thread axis hole, and one end of the connecting screw is rotatably connected in the screw thread axis hole, connecting screw it is another
One end is rotatably connected with the negative pressure sucker.
6. the draw hook for surgical operation according to claim 5 for being freely combined and adjusting, which is characterized in that the negative pressure is inhaled
The Middle face backwards to adsorption plane of disk is provided with connection boss, is recessed with connecting hole, the company in the middle part of the connection boss
It connects and is provided with limit hole in the connection boss of hole inner end, the limit bore dia is greater than the connecting hole；The connecting screw
One end far from driving screw is rotatably plugged in the connecting hole, and the end of connecting screw is charged into the limit hole and set
It is equipped with positive stop lug boss.
7. the draw hook for surgical operation according to claim 6 for being freely combined and adjusting, which is characterized in that the connection spiral shell
It outwardly protrudes to form polygon boss in the middle part of bar, be not provided on the connecting screw between the polygon boss and positive stop lug boss
Screw thread.
8. the draw hook for surgical operation according to claim 6 for being freely combined and adjusting, which is characterized in that the driving screw
One end of screw thread axis hole is provided with knob.
9. the draw hook for surgical operation according to claim 1 for being freely combined and adjusting, which is characterized in that the connecting rod
It include: loop bar, telescopic rod and tension spring；One end of the loop bar and the end of the drag hook shank are hinged, and the other end of loop bar is set
Axis placing hole；One end of the telescopic rod and the cementation piece are hinged, and the other end sliding plug of telescopic rod is in the axis hole；Institute
State tension spring be arranged in the axis hole, the both ends of tension spring respectively with telescopic rod be located at axis hole in end and axis hole bottom
Connection.
10. the draw hook for surgical operation according to claim 9 for being freely combined and adjusting, which is characterized in that the connection
Bar further include: expansion regulating mechanism, the expansion regulating mechanism include: adjusting nut, fixed plate and gag lever post；The axis hole
Strip hole is begun on the two sides hole wall of one section of bottom, the strip hole is along the axially extending of loop bar, the strip hole
External screw thread is provided on the loop bar in outside；The adjusting nut is rotatably connected on the external screw thread of the loop bar, and the fixed plate can be slided
The dynamic end for being set to the separate telescopic rod in the axis hole and being connected to the tension spring, the gag lever post are fixedly connected on
The two sides of the fixed plate simultaneously extend to except loop bar across the strip hole, and gag lever post is located at the close axis hole of adjusting nut
On the outside of one end of bottom.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910561659.7A CN110432938B (en) | 2019-06-26 | 2019-06-26 | Freely combined and adjustable surgical retractor |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910561659.7A CN110432938B (en) | 2019-06-26 | 2019-06-26 | Freely combined and adjustable surgical retractor |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN110432938A true CN110432938A (en) | 2019-11-12 |
| CN110432938B CN110432938B (en) | 2020-05-19 |
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ID=68428713
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910561659.7A Active CN110432938B (en) | 2019-06-26 | 2019-06-26 | Freely combined and adjustable surgical retractor |
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| CN (1) | CN110432938B (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112336392A (en) * | 2020-11-10 | 2021-02-09 | 徐树建 | Opening device for thyroid surgery |
| CN114587450A (en) * | 2022-03-09 | 2022-06-07 | 南通大学附属医院 | Surgical retractor for urinary surgery and use method |
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| WO2004043244A1 (en) * | 2002-11-07 | 2004-05-27 | Ethicon, Inc. | Compliant suction surgical device |
| CN2719232Y (en) * | 2004-08-09 | 2005-08-24 | 陆来生 | Multifunctional abdominal operation retractor |
| US20110270042A1 (en) * | 2010-04-29 | 2011-11-03 | Pier Cristoforo Giulianotti | Adjustable surgical support and retractor system |
| CN208838040U (en) * | 2018-06-15 | 2019-05-10 | 徐杨俊 | A kind of Orthopedic Clinical operation retractor |
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2019
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Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
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| WO2004043244A1 (en) * | 2002-11-07 | 2004-05-27 | Ethicon, Inc. | Compliant suction surgical device |
| CN2719232Y (en) * | 2004-08-09 | 2005-08-24 | 陆来生 | Multifunctional abdominal operation retractor |
| US20110270042A1 (en) * | 2010-04-29 | 2011-11-03 | Pier Cristoforo Giulianotti | Adjustable surgical support and retractor system |
| CN208838040U (en) * | 2018-06-15 | 2019-05-10 | 徐杨俊 | A kind of Orthopedic Clinical operation retractor |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112336392A (en) * | 2020-11-10 | 2021-02-09 | 徐树建 | Opening device for thyroid surgery |
| CN114587450A (en) * | 2022-03-09 | 2022-06-07 | 南通大学附属医院 | Surgical retractor for urinary surgery and use method |
| CN114587450B (en) * | 2022-03-09 | 2023-08-11 | 南通大学附属医院 | Surgical retractor for urinary surgery and use method |
Also Published As
| Publication number | Publication date |
|---|---|
| CN110432938B (en) | 2020-05-19 |
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