CN110269655A - It is a kind of with the repairing fixator for taking nail function - Google Patents
It is a kind of with the repairing fixator for taking nail function Download PDFInfo
- Publication number
- CN110269655A CN110269655A CN201910559888.5A CN201910559888A CN110269655A CN 110269655 A CN110269655 A CN 110269655A CN 201910559888 A CN201910559888 A CN 201910559888A CN 110269655 A CN110269655 A CN 110269655A
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- CN
- China
- Prior art keywords
- nail
- transmission component
- ratchet
- percussion
- tooth
- 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.)
- Pending
Links
- 230000005540 biological transmission Effects 0.000 claims abstract description 113
- 238000009527 percussion Methods 0.000 claims abstract description 67
- 230000007717 exclusion Effects 0.000 claims abstract description 3
- 238000010304 firing Methods 0.000 claims description 14
- 239000002184 metal Substances 0.000 claims description 10
- 229910052751 metal Inorganic materials 0.000 claims description 10
- 238000003756 stirring Methods 0.000 claims description 6
- 210000000078 claw Anatomy 0.000 claims description 3
- 238000003780 insertion Methods 0.000 claims description 3
- 230000037431 insertion Effects 0.000 claims description 3
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 claims 1
- 239000010931 gold Substances 0.000 claims 1
- 229910052737 gold Inorganic materials 0.000 claims 1
- 230000007246 mechanism Effects 0.000 abstract description 2
- 238000010586 diagram Methods 0.000 description 12
- 238000000034 method Methods 0.000 description 10
- 230000008569 process Effects 0.000 description 6
- 230000008878 coupling Effects 0.000 description 4
- 238000010168 coupling process Methods 0.000 description 4
- 238000005859 coupling reaction Methods 0.000 description 4
- 210000004204 blood vessel Anatomy 0.000 description 3
- 230000003014 reinforcing effect Effects 0.000 description 3
- 230000009471 action Effects 0.000 description 2
- 230000008901 benefit Effects 0.000 description 2
- 230000000740 bleeding effect Effects 0.000 description 2
- 239000008280 blood Substances 0.000 description 2
- 210000004369 blood Anatomy 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 206010019909 Hernia Diseases 0.000 description 1
- 229940030225 antihemorrhagics Drugs 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000003292 glue Substances 0.000 description 1
- 230000000025 haemostatic effect Effects 0.000 description 1
- 208000014674 injury Diseases 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- SYHGEUNFJIGTRX-UHFFFAOYSA-N methylenedioxypyrovalerone Chemical compound C=1C=C2OCOC2=CC=1C(=O)C(CCC)N1CCCC1 SYHGEUNFJIGTRX-UHFFFAOYSA-N 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 239000000843 powder Substances 0.000 description 1
- 230000001360 synchronised effect Effects 0.000 description 1
- 230000008733 trauma Effects 0.000 description 1
- 230000000007 visual effect Effects 0.000 description 1
Classifications
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B17/064—Surgical staples, i.e. penetrating the tissue
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B17/076—Surgical instruments, devices or methods, e.g. tourniquets for removing surgical staples or wound clamps
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B17/10—Surgical instruments, devices or methods, e.g. tourniquets for applying or removing wound clamps, e.g. containing only one clamp or staple; Wound clamp magazines
Abstract
The present invention provides a kind of with the repairing fixator for taking nail function, transmission component is fired including forward direction, outer tube assembly, handle, shell, handle and positive percussion transmission component engaged transmission, it is characterized by also including function switch components, reversely take nail transmission component, trigger, trigger and reversed take follow closely transmission component engaged transmission, function switch component and the rotation of outer tube assembly are drivingly connected, nail transmission component is taken with reversed by function switch component mutual exclusion locking or the positive percussion transmission component of engagement, by the positive percussion transmission component of engagement or reversely nail transmission component being taken to drive, outer tube assembly rotates in the forward direction percussion or reverse rotation takes nail.The present invention can only need cocking when taking nail, spiral nail can be made to reversely rotate, realize that fast accurate removes the purpose of spiral nail by reversely rotating mechanism.
Description
Technical field
The present invention relates to the technical fields of medical instrument, and sticking patch is fixed on structural repairing admittedly more particularly to a kind of
Determine device.
Background technique
Repairing fixator be for by the instrument that is fixed in tissue of hernia repairing sticking patch, its working principle is that pass through by
The nail nail in fixator is repaired in sticking patch and tissue, realizes that sticking patch is fixed on structural purpose.According to repairing fixator
Nail shape structure difference, be divided into spiral nail and the nail sprig with back-off.
Due to the fixing glue period of the day from 11 p.m. to 1 a.m in clinical operation, the hoc scenario that doctor can only rule of thumb arrive with visual observations judges
Whether the position followed closely has blood vessel, it is more difficult to accurate judgement, thus be likely to occur nail and prick the case where causing bleeding on blood vessel.Face
To such case, the nail sprig with back-off is due to that can not take out the incised tissue so that doctor has to or other measures is taken to stop
Blood, and spiral nail can be reversely rotated using the oppositely oriented direction relative to rotation percussion, fixed position is improper
Nail take out, then whereabouts blood wrapping, it is small to tissue trauma.
Current each producer for the mode that spiral nail is removed from tissue be all using by the way of the whole branch instrument of reverse rotation,
It reversely rotates spiral nail from tissue and is exited from tissue, it is this that nail mode is taken to be not easy to doctor's operation, and usually need
Reversely rotate instrument 3 enclose it is above can just remove nail, service speed is slow, is unfavorable for quick-acting haemostatic powder.
Summary of the invention
In view of this, the purpose of the present invention is to provide a kind of with the repairing fixator for taking nail function, it can be by anti-
To rotating mechanism, cocking is only needed when taking nail, spiral nail can be made to reversely rotate, realizes that fast accurate removes the mesh of spiral nail
's.The material of spiral nail is divided into absorbable spiral nail and metal spiral is followed closely, but fires out the work of the repairing fixator of spiral nail
Principle is essentially identical.
The technical solution adopted by the present invention to solve the technical problems is: including forward direction percussion transmission component, outer tube assembly,
Handle, shell, handle and positive percussion transmission component engaged transmission, it is characterised in that: further include function switch component, reversely take
Transmission component, trigger are followed closely, trigger and reversed take follow closely transmission component engaged transmission, function switch component and the rotation driving of outer tube assembly
Connection fires transmission component by function switch component locking or engagement forward direction and reversely takes nail transmission component, passes through engagement
Forward direction, which fires transmission component or reversely takes nail transmission component that outer tube assembly is driven to rotate in the forward direction percussion or reversely rotate, takes nail.
The function switch component has firing position and takes nail position, when being located at firing position, function switch component lock
It only reversely takes nail transmission component while engaging positive percussion transmission component, handle fires transmission component, function switch by positive
The outer tube assembly of Component driver rotates in the forward direction percussion, and positioned at when taking nail position, function switch component locking forward direction fires transmission component
It engages simultaneously and reversely takes nail transmission component, trigger is anti-by reversely taking the outer tube assembly of nail transmission component, function switch Component driver
Nail is taken to rotation.
The function switch component includes switch bar, shift part, synchronizing wheel, is provided with output at described synchronizing wheel one end
Axis, is coaxially arranged with internal tooth collar aperture at the synchronizing wheel other end, and synchronizing wheel is circumferentially provided with shift slot, on output shaft and connector
To drive outer tube assembly, shift part stirs synchronizing wheel and is located at firing position or takes nail position for irregularly-shaped hole sliding connection, thus
Make the positive percussion transmission component of synchronizing wheel engagement or reversely takes nail transmission component.
The shift part includes chevron ontology, chevron ontology have the first extension being parallel to each other, the second extension and
Third extension has first crossbeam, between the second extension and third extension between the first extension and the second extension
With second cross beam, first crossbeam is parallel with second cross beam and different sides, and the end of the first extension and the second extension is along
One crossbeam diagonal is opposite to be respectively arranged with raised A and protrusion B, and shift part third extension insertion shift slot is same to stir
Step wheel.Preferably, extension and crossbeam intersection are provided with reinforcing rib.The structure that the reinforcing rib is used to be promoted chevron ontology is strong
Degree.
The switch bar include switching ontology, switching ontology have shifting block and plate, the plate opposite with shifting block it is another
The obtuse angle angle of raised C and protrusion D, raised C that parallel obtuse angle triangle plate is provided on side are greater than the obtuse angle angle of protrusion D
Degree, raised D are provided with cylindrical bump on the face relative to raised C.
The positive percussion transmission component includes ratchet, ratchet, positive bevel gear, percussion stop bit piece, ratchet driving pawl,
Unclamp handle when, percussion stop bit tooth with percussion stop bit piece be engaged to keep ratchet motionless, when taking nail, ratchet with shift gears part be engaged with
Locking forward direction fires transmission component.
The ratchet is axially provided with centre bore, and one end face of ratchet is provided with a circle conical tooth, is provided in bevel ring gear
The arc driver slot concentric with ratchet, the head depth of driver slot are greater than the tail portion depth of driver slot, and the driver slot is one
Or centrosymmetric two, ratchet other end is provided with circle percussion stop bit tooth, and ratchet is circumferentially provided with circle shift stop bit
Tooth when taking nail, is engaged with the raised A of shift part by the shift stop bit tooth of ratchet and fires transmission component with locking forward direction.
The ratchet includes plate body, and plate body side is provided with spur gear, and the tooth on handle is engaged with the spur gear on ratchet
Transmission, the plate body other side are provided with protrusion far from spur gear end, push the driver slot of ratchet to drive spine by the protrusion of ratchet
Wheel；The protrusion is arc convex, and thickness of the protrusion in arcuate directions increases, and protrusion and the head of ratchet driver slot are matched
It closes with rotating ratchet.
The forward direction bevel gear big end end face is coaxially arranged with cylindrical body, and the cylindrical body other end is coaxially arranged with hole, cylinder
Body is circumferential to be disposed with rotation slot and a circle tooth engaged far from the positive big extreme direction of bevel gear, and axis hole coaxially runs through positive cone tooth
Wheel and its cylindrical body, the cylinder diameter are greater than positive bevel gear big end outer diameter, and positive bevel gear is rotated by rotation slot to be pacified
Dress is on the shell.
The percussion stop bit piece includes annular plate, is provided with stop bit pawl outside annular plate, passes through percussion stop bit piece
Stop bit pawl occlusion percussion stop bit tooth, the stop bit pawl are to stick up elastic claw outside the arc concentric with annular plate, and annular slab on piece is set
It is equipped with mounting hole.
It is described reversely take nail transmission component include reverse gear, reversed bevel gear and reverse sync wheel, when taking nail, ratchet with
Part occlusion shift gears with locking forward direction percussion transmission component, reversed bevel gear and reverse sync wheel rotation drive connection are synchronous to drive
Wheel.
The reverse gear is axially provided with centre bore, and one end face of reverse gear is provided with a circle conical tooth, other end
It is coaxially arranged with spur gear, the spur gear engaged transmission on the tooth and reverse gear on trigger, reverse gear is circumferentially provided with one
Circle shift stop bit tooth when percussion, is engaged with the raised B for part of shifting gears by the shift stop bit tooth of reverse gear and is reversely taken nail with locking
Transmission component.
The reversed bevel gear big end end face is coaxially disposed with long axis, special-shaped axis, special-shaped shaft diameter be less than long axis with
Just long axis passes through the axis hole of positive bevel gear and rotates with reverse sync wheel and is drivingly connected.
The reverse sync wheel is circumferentially provided with a circle tooth engaged, irregularly-shaped hole has axially been arranged concentrically, by reversely boring tooth
The special-shaped axis of wheel and the irregularly-shaped hole of reverse sync wheel are slidably matched to rotate and be drivingly connected.
The outer tube assembly includes spiral nail, guide part, trigger shaft, outer tube, connector, and connector and trigger shaft, which are fixed, pacifies
Dress, guide part and outer tube are fixedly mounted, and trigger shaft is located in the hollow channel of guide part, spiral nail and trigger shaft and guide part coupling
It closes.
The connector shaft is to irregularly-shaped hole is provided with, and when trigger shaft rotates, under the guiding role of guide part, spiral nail is just
It is retracted to rotation percussion or reverse rotation, guide part is the metal wire with continuous helical structure.
The spiral nail is absorbable spiral nail or metal spiral nail.
Synchronizing wheel passes through positive bevel gear or the positive percussion transmission component of reverse sync wheel engagement or reversely takes nail transmission group
Part, synchronizing wheel engage positive bevel gear tooth engaged or reverse sync wheel tooth engaged by internal tooth collar aperture.
The beneficial effects of the present invention are:
By reversely taking nail transmission component, cocking is only needed when taking nail, spiral nail can be made to reversely rotate, fast accurate
Remove spiral nail.
By function switch component, it can be switched fast the working condition of repairing fixator, made on blood vessel when nail pricks
When at bleeding, repairing fixator can be switched rapidly to taking spike state that nail take to operate；Simultaneously by function switch component to just
To firing transmission component and reversely taking the mutual exclusion locking of nail transmission component, is rotated in the forward direction in repairing fixator and fire or reversely revolve
When turning to take nail, the safety and reliability of operation will not ensure that there is a situation where reverse operating.
Forward direction fires transmission component and reversely takes the mode that meshing gear group is vertical by mounting axis in nail transmission component
Setting, repairing fixator have integral structure layout compact, the high advantage of transmission efficiency.
Present invention will be further explained below with reference to the attached drawings and examples.
Detailed description of the invention
In order to illustrate the technical solution of the embodiments of the present invention more clearly, needed in being described below to the embodiment of the present invention
Attached drawing to be used is briefly described, it should be apparent that, drawings in the following description are only some embodiments of the invention,
For those of ordinary skill in the art, without any creative labor, it can also obtain according to these attached drawings
Take other attached drawings.
Attached drawing 1 is the structural schematic diagram of the repairing fixator containing spiral nail of one embodiment of the invention；
Attached drawing 2 is positive percussion transmission component of the invention and the structural schematic diagram for reversely taking nail transmission component combination；
Attached drawing 3 is the schematic perspective view of ratchet in positive percussion transmission component of the invention；
Attached drawing 4 is the schematic perspective view of ratchet in positive percussion transmission component of the invention；
Attached drawing 5 is the schematic perspective view of the invention for reversely taking reverse gear in nail transmission component；
Attached drawing 6 is the structural schematic diagram of the outer tube assembly of the present invention；
Attached drawing 7 is the schematic perspective view of shift part in function switch component of the present invention；
Attached drawing 8 is the schematic perspective view of switch bar in function switch component of the present invention；
Attached drawing 9 is the cooperation schematic diagram of the positive percussion transmission component of driving during present invention percussion；
Attached drawing 10 is the cooperation schematic diagram that locking reversely takes nail transmission component during the present invention fires；
Attached drawing 11 is the cooperation schematic diagram that ratchet remains stationary during the present invention fires；
Attached drawing 12 is to unlock the cooperation schematic diagram for reversely taking nail transmission component during the present invention takes nail；
Attached drawing 13 is to drive the cooperation schematic diagram for reversely taking nail transmission component during the present invention takes nail；
Attached drawing 14 is the cooperation schematic diagram that the present invention takes locking forward direction percussion transmission component during nail；
Attached drawing 15 is the structural schematic diagram of absorbable screw in the outer tube assembly of the present invention.
In figure: 1- function switch component, 2- forward direction fire transmission component, and 3- reversely takes nail transmission component, the outer tube assembly of 4-,
5- trigger, 6- handle, 7- shell, 11- synchronizing wheel, 12- shift part, 13- switch bar, 21- ratchet, 22- ratchet, 23- forward direction cone
Gear, 24- fire stop bit piece, 31- reverse gear, the reversed bevel gear of 32-, 33- reverse sync wheel, 41- guide part, 42- percussion
Bar, 43- outer tube, 44- metal spiral nail, 45- connector, 51- guide part, 52- trigger shaft, 53- outer tube, 54- can absorb spiral
Nail, 121- protrusion A, 122- protrusion B, 131- protrusion C, 132- protrusion D, 211- conical tooth, 212- driver slot, 213- fire stop bit
Tooth, 214- shift stop bit tooth, 221- spur gear, 222- protrusion, 241- stop bit pawl, 311- conical tooth, 312- spur gear, 313- are changed
Block position tooth
Specific embodiment
In order to make the objectives, technical solutions, and advantages of the present invention clearer, with reference to the accompanying drawings and embodiments, right
The present invention is further elaborated.It should be appreciated that the specific embodiments described herein are merely illustrative of the present invention, and
It is not used in the restriction present invention.As long as in addition, technical characteristic involved in the various embodiments of the present invention described below
Not constituting a conflict with each other can be combined with each other.
The present invention is a kind of with the repairing fixator for taking nail function, the structural representation of the repairing fixator containing spiral nail
Figure is as shown in Figure 1, repairing fixator includes positive percussion transmission component 2, outer tube assembly 4, handle 6, shell 7, handle 6 and forward direction
Fire 2 engaged transmission of transmission component, it is characterised in that: further include function switch component 1, reversely take nail transmission component 3, trigger 5,
Trigger 5 and reversed take follow closely 3 engaged transmission of transmission component, and function switch component 1 and outer tube assembly 4 rotation drive connection pass through function
Energy 1 locking of changeover module or engagement forward direction fire transmission component 2 and take nail transmission component 3 with reversed, pass through the positive percussion of engagement
Transmission component 2 or reversely take nail transmission component 3 drive outer tube assembly 4 rotate in the forward direction percussion or reversely rotate take nail.
Function switch component 1 has firing position and takes nail position, when being located at firing position, 1 locking of function switch component
It reversely takes nail transmission component 3 while engaging positive percussion transmission component 2, handle 6 fires transmission component 2 by forward direction, function is cut
Changing component 1 drives outer tube assembly 4 to rotate in the forward direction percussion, and positioned at when taking nail position, the percussion of 1 locking forward direction of function switch component is driven
Component 2 engages reversely take nail transmission component 3 simultaneously, and trigger 5 is outer by reversely taking nail transmission component 3, function switch component 1 to drive
The reverse rotation of tube assembly 4 takes nail.
The structural schematic diagram of outer tube assembly is as shown in fig. 6, outer tube assembly 4 includes spiral nail 44, guide part 41, trigger shaft
42, outer tube 43, connector 45, connector 45 and trigger shaft 42 are fixedly mounted, and guide part 41 and outer tube 43 are fixedly mounted, trigger shaft
42 are located in the hollow channel of guide part 41, and spiral nail 44 is coupled with trigger shaft 42 and guide part 41.
Connector 45 is axial to be provided with irregularly-shaped hole, when trigger shaft 42 rotates, under the guiding role of guide part 41, and spiral nail
44 rotate in the forward direction percussion or reversely rotate retract, guide part 41 be the metal wire with continuous helical structure.
Spiral nail 44 is absorbable spiral nail or metal spiral nail.
Function switch component 1 includes switch bar 13, shift part 12, synchronizing wheel 11, is provided at described 11 one end of synchronizing wheel
Output shaft is coaxially arranged with internal tooth collar aperture at 11 other end of synchronizing wheel, and synchronizing wheel 11 is circumferential to be provided with shift slot, output shaft and company
The irregularly-shaped hole sliding connection on device 45 is connect to drive outer tube assembly 4, shift part 12 stirs synchronizing wheel 11 and is located at firing position
Or nail position is taken, to make synchronizing wheel 11 engage positive percussion transmission component 2 or reversely take nail transmission component 3.
As shown in fig. 7, shift part 12 includes chevron ontology, chevron ontology has mutual the schematic perspective view of shift part
Parallel the first extension, the second extension and third extension has the first cross between the first extension and the second extension
Beam has second cross beam between the second extension and third extension, first crossbeam is parallel with second cross beam and different sides, and first
The end of extension and the second extension is respectively arranged with raised A 121 and protrusion B along first crossbeam diagonal relatively
122.Extension and crossbeam intersection are provided with reinforcing rib, and shift 12 third extension of part insertion shift slot is to stir synchronizing wheel
11。
The schematic perspective view of switch bar as shown in figure 8, switch bar includes switching ontology, switching ontology have shifting block and
Plate, the raised C 131 and protrusion D of the obtuse angle triangle plate parallel with being provided on the another side of the opposite plate of shifting block
The obtuse angle angle of 132, raised C 131 are greater than the obtuse angle angle of protrusion D 132, on face of the raised D 132 relative to raised C 131
It is provided with cylindrical bump.
Forward direction percussion transmission component 2 includes ratchet 21, ratchet 22, positive bevel gear 23, percussion stop bit piece 24, and ratchet 22 drives
Dynamic ratchet 21, when unclamping handle, percussion stop bit tooth 213 is engaged with percussion stop bit piece 24 to keep ratchet 21 motionless, when taking nail, spine
Wheel 21 is engaged with shift part 12 and fires transmission component 2 with locking forward direction.
The schematic perspective view of ratchet is provided with centre bore, the setting of 21 1 end face of ratchet as shown in figure 3, ratchet 21 is axial
Have a circle conical tooth 211, conical tooth 211 enclose in be provided with the arc driver slot 212 concentric with ratchet 21, the head of driver slot 212
Portion's depth is greater than the tail portion depth of driver slot 212, and the driver slot 212 is one or two centrosymmetric, and ratchet 21 is another
End face is provided with circle percussion stop bit tooth 213, and ratchet 21 is circumferential to be provided with circle shift stop bit tooth 214, when taking nail, passes through ratchet
21 shift stop bit tooth 214 is engaged with the raised A121 of shift part 12 and fires transmission component 2 with locking forward direction.
For the schematic perspective view of ratchet as shown in figure 4, ratchet 22 includes plate body, plate body side is provided with spur gear 221,
221 engaged transmission of spur gear on tooth and ratchet 22 on handle 6, the plate body other side is provided with raised B far from 221 end of spur gear
222, push the driver slot 212 of ratchet 21 with driving pawl 21 by the raised B 222 of ratchet 22.
Ratchet 22 includes plate body, and the protrusion B 222 is arc convex, and arc convex B 222 is arranged in the plate body
On, arc convex B 222 can be coupled in a detachable fashion with arc driver slot 212, and raised B 222 drives with ratchet 21
The head fits of slot 212 are with rotating ratchet 21.
Positive 23 big end end face of bevel gear is coaxially arranged with cylindrical body, and the cylindrical body other end is coaxially arranged with hole, cylindrical body
Circumferential to be disposed with rotation slot and a circle tooth engaged far from the positive big extreme direction of bevel gear 23, axis hole coaxially runs through positive cone tooth
Wheel 23 and its cylindrical body, the cylinder diameter are greater than 23 big end outer diameter of positive bevel gear, and positive bevel gear 23 passes through rotation slot
It is rotatably installed on shell 7.
Firing stop bit piece 24 includes annular plate, stop bit pawl 241 is provided with outside annular plate, by firing stop bit piece 24
The occlusion percussion stop bit tooth 213 of stop bit pawl 241, the stop bit pawl 241 is to stick up elastic claw, ring outside the arc concentric with annular plate
Mounting hole is provided on shape plate.
Nail transmission component 3 is reversely taken to be made of reverse gear 31, reversed bevel gear 32, reverse sync wheel 33, when percussion, instead
It is engaged to gear 31 with shift part 12 and reversely takes nail transmission component 3 with locking, reversed bevel gear 32 rotates with reverse sync wheel 33
It is drivingly connected to drive synchronizing wheel 11.
The schematic perspective view of reverse gear is provided with centre bore, reverse gear as shown in figure 5, reverse gear 31 is axial
31 1 end faces are provided with a circle conical tooth 311, and other end is coaxially arranged with spur gear 312, tooth and reverse gear on trigger 5
The engaged transmission of spur gear 312 on 31, reverse gear 31 is circumferential to be provided with circle shift stop bit tooth 313, when percussion, by reversed
The shift stop bit tooth 313 of gear 31 is engaged with the raised B122 of shift part 12 and is reversely taken nail transmission component 3 with locking.
Reversed 32 big end end face of bevel gear is coaxially disposed with long axis, special-shaped axis, special-shaped shaft diameter be less than long axis so as to
Long axis passes through the axis hole of positive bevel gear 23 and rotates with reverse sync wheel 33 and is drivingly connected.
Reverse sync wheel 33 is circumferential to be provided with a circle tooth engaged, has axially been arranged concentrically irregularly-shaped hole, has passed through reversed bevel gear
32 special-shaped axis and the irregularly-shaped hole of reverse sync wheel 33 are slidably matched to rotate and be drivingly connected.
Synchronizing wheel 11 passes through positive bevel gear 23 or reverse sync wheel 33 engages positive percussion transmission component 2 or reversely takes nail
Transmission component 3, synchronizing wheel 11 engage positive 23 tooth engaged of bevel gear or 33 tooth engaged of reverse sync wheel by internal tooth collar aperture.
Repairing fixator of the invention has the function of to fire spiral nail and taking-up spiral nail two.
Fire the percussion process of spiral nail as shown in figs. 9-11, including step 1, when switch bar 13 is in cock,
Switch bar is located below, and the raised D 132 in switch bar hauls shift part 12 and is located at Far Left, the protrusion shifted gears on part 12
B 122 is engaged with the shift stop bit tooth 313 on reverse gear 31, achievees the purpose that locking reversely takes nail transmission component 3, part of shifting gears
Synchronizing wheel 11 is pulled to the left side by 12, is engaged synchronizing wheel 11 with positive bevel gear 23.
Step 2, handle 6 is held clockwise, and handle 6 drives ratchet 22 to rotate counterclockwise, and the raised B 222 on ratchet 22 is pushed away
The head of the driver slot 212 of dynamic ratchet 21, rotates counterclockwise ratchet 21, the conical tooth 211 on ratchet 21 and positive bevel gear
23 engagements, from the view directions of hand-held apparatus, rotate clockwise positive bevel gear 23, and positive bevel gear 23 drives synchronizing wheel 11
It rotates clockwise, synchronizing wheel 11 is rotated clockwise with movement connector 45, and connector 45 drives trigger shaft 42 to rotate clockwise, and is fired
Bar 42 drive all spiral nails 44 rotate clockwise 3 circles or a few, the spiral nail 44 of distalmost end fires away from instrument, next
Spiral nail 44 is automatically in cock.
Step 3, handle 6 is unclamped, under spring force, handle 6 drives ratchet 22 to rotate counterclockwise, due to firing stop bit
Piece 24 is engaged with the percussion stop bit tooth 213 of ratchet 21, and ratchet 21 remains stationary at this time, i.e., acts in the flexible deformation of ratchet 22
Under, the raised B 222 on ratchet 22 slides to the tail portion of driver slot 212 from the head of the driver slot 212 of ratchet 21, continues to slide,
And it falls in the head of second driver slot 212, or drop back into the head of first driver slot 212.
As shown in figs. 12-14, head part of apparatus is directed at the spiral fired away to the taking-up process of spiral nail by including step 1
Nail 44, is located at the crossbeam of spiral nail 44 in the slot of trigger shaft 42.
Step 2, when being pushed into switch bar 13 to take spike state, switch bar is located above, and the raised C131 in switch bar pushes
Shift part 12 is located at rightmost, and the raised B 122 to shift gears on part 12 divides with the shift stop bit tooth 313 on reverse gear 31
From the raised A 121 to shift gears on part 12 is engaged with the shift stop bit tooth 214 on ratchet 21, reaches locking forward direction percussion transmission group
The purpose of part 2, shift part 12 push synchronizing wheel 11 to the right, and synchronizing wheel 11 is made to pass through reverse sync wheel 33 and reversed bevel gear 32
Occlusion.
Step 3, trigger action 5 is held clockwise, and trigger 5 drives reverse gear 31 to rotate counterclockwise, the cone on reverse gear 31
Shape tooth 311 is engaged with reversed bevel gear 32, from the view directions of hand-held apparatus, rotates counterclockwise reversed bevel gear 32, reversely
Bevel gear 32 drives synchronizing wheel 11 to rotate counterclockwise, and synchronizing wheel 11 is rotated counterclockwise with movement connector 45, and the drive of connector 45 is hit
Hair bar 42 rotate counterclockwise, trigger shaft 42 drive all spiral nails 44 rotate counterclockwise 3 circles or a few, trigger shaft 42 drive tissue
On spiral nail 44 rotate counterclockwise and from tissue screw out enter outer tube 43 in, realization take nail function.
Step 4, trigger 5 is unclamped, under spring force, trigger 5 rotates counterclockwise, and reverse gear 31 turns clockwise
Dynamic, reversed bevel gear 32, synchronizing wheel 11, connector 45, trigger shaft 42 all rotate clockwise, the spiral just removed from tissue
Nail 44 is rotated clockwise and is fallen down from instrument distal end, and completion takes nail process.
Step 5, switch bar 13 is pulled to cock, switch bar is located below, and instrument can continue to fire, until in instrument
Spiral nail 44 all fired.
The structural schematic diagram of absorbable screw is as shown in figure 15 in the outer tube assembly of the present invention, for caning absorb spiral nail 54, together
Sample can use the structure driving that guide part 51, trigger shaft 52, outer tube 53 and connector are formed.Metal spiral nail 44 has spiral shell
Structure is revolved, similar to the structure of spring, end has spine structure, for penetrating tissue in rotary manner.Metal spiral
The helical structure of nail 44 can be coupled with the helical structure of guide part 41, under the rotation driving effect of trigger shaft, metal spiral shell
The 44 turns of advances of rotation of rotation nail, penetrate sticking patch and enter tissue, realize the fixation of sticking patch.For caning absorb spiral nail 54, human body is used
Degradable high molecular material manufacture, including the tapered tread being arranged on conical trunk and ontology.Simultaneously in the bottom side of nail
Side is provided with the coupling piece 541 that can be coupled with trigger shaft and guide part.The coupling piece 541 can be coupled with trigger shaft 52,
To receive rotary driving force；The coupling piece 541 can be coupled with guide part 51 simultaneously, thus under the action of rotary driving force
It is threadingly advanced, penetrates sticking patch and be pierced into tissue, realize the fixation of sticking patch.Thus, which can adopt with absorbable screw
It is driven with similar driving structure.
It should be noted that, in this document, relational terms are used merely to an entity or operation and another entity
Or operation distinguishes, without necessarily requiring or implying between these entities or operation there are any this actual relationship or
Person's sequence.Moreover, the terms "include", "comprise" or any other variant thereof is intended to cover non-exclusive inclusion, to make
Obtaining the process, method, article or equipment including a series of elements not only includes those elements, but also including not arranging clearly
Other element out, or further include for elements inherent to such a process, method, article, or device.Not more
In the case where limitation, the element that is limited by sentence "including a ...", it is not excluded that including process, the side of the element
There is also other identical elements in method, article or equipment.
More than, only a specific embodiment of the invention, but scope of protection of the present invention is not limited thereto, and it is any to be familiar with
Those skilled in the art in the technical scope disclosed by the present invention, can easily think of the change or the replacement, and should all cover
Within protection scope of the present invention.Therefore, protection scope of the present invention should be subject to the protection scope in claims.
Claims (18)
1. it is a kind of with the repairing fixator for taking nail function, including positive percussion transmission component, outer tube assembly, handle, shell, it holds
With forward direction percussion transmission component engaged transmission, it is characterised in that: further include function switch component, reversely take nail transmission component,
Trigger, trigger and reversed take follow closely transmission component engaged transmission, and function switch component and outer tube assembly rotation drive connection pass through function
Energy changeover module mutual exclusion locking or engagement forward direction fire transmission component and reversely take nail transmission component, pass through the positive of engagement and fire
Transmission component or reversely take nail transmission component to drive outer tube assembly rotates in the forward direction percussion or reverse rotation takes nail.
2. repairing fixator according to claim 1, which is characterized in that the function switch component have firing position and
Nail position is taken, when being located at firing position, function switch component locking reversely takes nail transmission component while engaging positive percussion transmission
Component, handle fire the outer tube assembly of transmission component, function switch Component driver by forward direction and rotate in the forward direction percussion, follow closely position positioned at taking
When setting, function switch component locking forward direction percussion transmission component engages simultaneously reversely takes nail transmission component, and trigger is by reversely taking
The outer tube assembly reverse rotation of nail transmission component, function switch Component driver takes nail.
3. repairing fixator according to claim 1, which is characterized in that the function switch component includes switch bar, changes
Block piece, synchronizing wheel are provided with output shaft at described synchronizing wheel one end, internal tooth collar aperture are coaxially arranged at the synchronizing wheel other end, together
Step wheel is circumferential to be provided with shift slot, and the irregularly-shaped hole on output shaft and connector is slidably connected the shift to drive outer tube assembly
Part stirs synchronizing wheel and is located at firing position or takes nail position, to make the positive percussion transmission component of synchronizing wheel engagement or reversely take nail
Transmission component.
4. repairing fixator according to claim 3, which is characterized in that the shift part includes chevron ontology, chevron sheet
Body has the first extension, the second extension and the third extension being parallel to each other, between the first extension and the second extension
With first crossbeam, between the second extension and third extension have second cross beam, first crossbeam it is parallel with second cross beam and
The end of different sides, the first extension and the second extension along first crossbeam diagonal it is opposite be respectively arranged with raised A and
Raised B, shift part third extension insertion shift slot is to stir synchronizing wheel.
5. repairing fixator according to claim 3, which is characterized in that the switch bar includes switching ontology, and switching is originally
Body has shifting block and plate, the raised C of the obtuse angle triangle plate parallel with being provided on the another side of the opposite plate of shifting block
With raised D, the obtuse angle angle of raised C is greater than the obtuse angle angle of protrusion D, and raised D is provided with cylinder on the face relative to raised C
Convex block.
6. repairing fixator according to claim 1, which is characterized in that the positive percussion transmission component include ratchet,
Ratchet, positive bevel gear, percussion stop bit piece, ratchet driving pawl, when unclamping handle, percussion stop bit tooth is engaged with percussion stop bit piece
To keep ratchet motionless, when taking nail, ratchet is engaged with shift part and fires transmission component with locking forward direction.
7. repairing fixator according to claim 6, which is characterized in that the ratchet is axially provided with centre bore, ratchet
One end face is provided with a circle conical tooth, and the arc driver slot concentric with ratchet is provided in bevel ring gear, and the head of driver slot is deep
Degree is greater than the tail portion depth of driver slot, and the driver slot is one or two centrosymmetric, and ratchet other end is provided with one
Circle percussion stop bit tooth, ratchet is circumferentially provided with circle shift stop bit tooth, when taking nail, passes through the shift stop bit tooth and shift part of ratchet
Raised A occlusion with locking forward direction fire transmission component.
8. repairing fixator according to claim 6, which is characterized in that the ratchet includes plate body, the setting of plate body side
There is spur gear, the spur gear engaged transmission on the tooth and ratchet on handle, the plate body other side is provided with protrusion far from spur gear end,
Push the driver slot of ratchet with driving pawl by the protrusion of ratchet；The protrusion is arc convex, and the protrusion is in arc square
Upward thickness increases, and the head fits of protrusion and ratchet driver slot are with rotating ratchet.
9. repairing fixator according to claim 6, which is characterized in that the forward direction bevel gear big end end is coaxially arranged with
Cylindrical body, the cylindrical body other end are coaxially arranged with hole, and circumferential be disposed with far from the positive big extreme direction of bevel gear of cylindrical body turns
Dynamic slot and a circle tooth engaged, axis hole coaxially run through positive bevel gear and its cylindrical body, and the cylinder diameter is greater than positive cone tooth
Big end outer diameter is taken turns, positive bevel gear is rotatablely installed on the shell by rotation slot.
10. repairing fixator according to claim 6, which is characterized in that the percussion stop bit piece includes annular plate, ring
Stop bit pawl is provided with outside shape plate, by firing the stop bit pawl occlusion percussion stop bit tooth of stop bit piece, the stop bit pawl is and ring
Elastic claw is stuck up outside the concentric arc of shape plate, annular slab on piece is provided with mounting hole.
11. repairing fixator according to claim 1, which is characterized in that described reversely to take nail transmission component including reversed
Gear, reversed bevel gear and reverse sync wheel, when taking nail, ratchet is engaged with shift part and fires transmission component with locking forward direction, instead
It is drivingly connected to bevel gear and the rotation of reverse sync wheel to drive synchronizing wheel.
12. repairing fixator according to claim 11, which is characterized in that the reverse gear is axially provided with center
Hole, one end face of reverse gear are provided with a circle conical tooth, and other end is coaxially arranged with spur gear, the tooth on trigger and reversed tooth
Spur gear engaged transmission on wheel, reverse gear are circumferentially provided with circle shift stop bit tooth, when percussion, pass through changing for reverse gear
Block position tooth is engaged with the raised B of shift part and is reversely taken nail transmission component with locking.
13. repairing fixator according to claim 11, which is characterized in that the reversed bevel gear big end end face coaxially according to
It is secondary to be provided with long axis, special-shaped axis, special-shaped shaft diameter be less than long axis so that long axis passes through the axis hole of positive bevel gear and with it is reversed same
Step wheel rotation is drivingly connected.
14. repairing fixator according to claim 11, which is characterized in that the reverse sync wheel is circumferentially provided with a circle
Tooth engaged has axially been arranged concentrically irregularly-shaped hole, is matched by the special-shaped axis of reversed bevel gear and the irregularly-shaped hole sliding of reverse sync wheel
It closes to rotate and be drivingly connected.
15. repairing fixator described in any one of -14 according to claim 1, which is characterized in that the outer tube assembly includes
Spiral nail, guide part, trigger shaft, outer tube, connector, connector and trigger shaft are fixedly mounted, and guide part and outer tube are fixedly mounted,
Trigger shaft is located in the hollow channel of guide part, and spiral nail is coupled with trigger shaft and guide part.
16. repairing fixator according to claim 15, which is characterized in that the connector shaft to being provided with irregularly-shaped hole,
When trigger shaft rotates, under the guiding role of guide part, spiral nail rotates in the forward direction percussion or reversely rotates and retracts, and guide part is tool
There is the metal wire of continuous helical structure.
17. repairing fixator according to claim 15, which is characterized in that the spiral nail is absorbable spiral nail or gold
Belong to spiral nail.
18. repairing fixator according to claim 15, which is characterized in that synchronizing wheel passes through positive bevel gear or reversed same
The positive percussion transmission component of step wheel engagement reversely takes nail transmission component, and synchronizing wheel engages positive bevel gear by internal tooth collar aperture and stings
Close tooth or reverse sync wheel tooth engaged.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910559888.5A CN110269655A (en) | 2019-06-26 | 2019-06-26 | It is a kind of with the repairing fixator for taking nail function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910559888.5A CN110269655A (en) | 2019-06-26 | 2019-06-26 | It is a kind of with the repairing fixator for taking nail function |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110269655A true CN110269655A (en) | 2019-09-24 |
Family
ID=67963177
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910559888.5A Pending CN110269655A (en) | 2019-06-26 | 2019-06-26 | It is a kind of with the repairing fixator for taking nail function |
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| Country | Link |
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| CN (1) | CN110269655A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110833449A (en) * | 2019-12-03 | 2020-02-25 | 河南省中医院（河南中医药大学第二附属医院） | Orthopedic positioning guide pin guiding device |
Citations (15)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5711193A (en) * | 1995-02-27 | 1998-01-27 | Snap-On Technologies, Inc. | Reversible ratcheting screwdriver with improved reversing ring |
| US6520971B1 (en) * | 2000-11-27 | 2003-02-18 | Scimed Life Systems, Inc. | Full thickness resection device control handle |
| US20080296347A1 (en) * | 2007-06-04 | 2008-12-04 | Shelton Iv Frederick E | Surgical instrument having a directional switching mechanism |
| CN104097505A (en) * | 2014-08-01 | 2014-10-15 | 重庆双庆产业集团有限公司 | Overdrive transmission device convenient for steering switching |
| CN104248456A (en) * | 2013-06-28 | 2014-12-31 | 柯惠Lp公司 | Articulating apparatus for endoscopic procedures with timing system |
| CN204072196U (en) * | 2014-09-01 | 2015-01-07 | 江苏博朗森思医疗器械有限公司 | Spiral sticking patch anastomat |
| CN204108910U (en) * | 2014-07-17 | 2015-01-21 | 杜建辉 | Multifunctional screw driver |
| CN204277894U (en) * | 2014-07-11 | 2015-04-22 | 杭州巨星工具有限公司 | Speedup Bidirectional mechanical converter and screwdriver and spanner |
| CN106102618A (en) * | 2014-03-06 | 2016-11-09 | 柯惠有限合伙公司 | Surgical fastener applies apparatus |
| CN106455936A (en) * | 2014-04-02 | 2017-02-22 | 柯惠有限合伙公司 | Surgical fastener applying apparatus, kits and methods for endoscopic procedures |
| CN106470630A (en) * | 2014-07-04 | 2017-03-01 | 柯惠有限合伙公司 | Surgical fastener bringing device for endoscopic procedure and method |
| CN106535782A (en) * | 2014-07-04 | 2017-03-22 | 柯惠有限合伙公司 | Surgical fastener applying apparatus and methods for endoscopic procedures |
| CN206677850U (en) * | 2017-05-04 | 2017-11-28 | 湖北工程学院 | Gun-type screwdriver |
| CN208744678U (en) * | 2018-09-29 | 2019-04-16 | 丁光俊 | Gear driven type Laborsaving screwdriver |
| CN210931600U (en) * | 2019-06-26 | 2020-07-07 | 北京博辉瑞进生物科技有限公司 | Repair fixer with get nail function |
-
2019
- 2019-06-26 CN CN201910559888.5A patent/CN110269655A/en active Pending
Patent Citations (15)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5711193A (en) * | 1995-02-27 | 1998-01-27 | Snap-On Technologies, Inc. | Reversible ratcheting screwdriver with improved reversing ring |
| US6520971B1 (en) * | 2000-11-27 | 2003-02-18 | Scimed Life Systems, Inc. | Full thickness resection device control handle |
| US20080296347A1 (en) * | 2007-06-04 | 2008-12-04 | Shelton Iv Frederick E | Surgical instrument having a directional switching mechanism |
| CN104248456A (en) * | 2013-06-28 | 2014-12-31 | 柯惠Lp公司 | Articulating apparatus for endoscopic procedures with timing system |
| CN106102618A (en) * | 2014-03-06 | 2016-11-09 | 柯惠有限合伙公司 | Surgical fastener applies apparatus |
| CN106455936A (en) * | 2014-04-02 | 2017-02-22 | 柯惠有限合伙公司 | Surgical fastener applying apparatus, kits and methods for endoscopic procedures |
| CN106535782A (en) * | 2014-07-04 | 2017-03-22 | 柯惠有限合伙公司 | Surgical fastener applying apparatus and methods for endoscopic procedures |
| CN106470630A (en) * | 2014-07-04 | 2017-03-01 | 柯惠有限合伙公司 | Surgical fastener bringing device for endoscopic procedure and method |
| CN204277894U (en) * | 2014-07-11 | 2015-04-22 | 杭州巨星工具有限公司 | Speedup Bidirectional mechanical converter and screwdriver and spanner |
| CN204108910U (en) * | 2014-07-17 | 2015-01-21 | 杜建辉 | Multifunctional screw driver |
| CN104097505A (en) * | 2014-08-01 | 2014-10-15 | 重庆双庆产业集团有限公司 | Overdrive transmission device convenient for steering switching |
| CN204072196U (en) * | 2014-09-01 | 2015-01-07 | 江苏博朗森思医疗器械有限公司 | Spiral sticking patch anastomat |
| CN206677850U (en) * | 2017-05-04 | 2017-11-28 | 湖北工程学院 | Gun-type screwdriver |
| CN208744678U (en) * | 2018-09-29 | 2019-04-16 | 丁光俊 | Gear driven type Laborsaving screwdriver |
| CN210931600U (en) * | 2019-06-26 | 2020-07-07 | 北京博辉瑞进生物科技有限公司 | Repair fixer with get nail function |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110833449A (en) * | 2019-12-03 | 2020-02-25 | 河南省中医院（河南中医药大学第二附属医院） | Orthopedic positioning guide pin guiding device |
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