CN106821486A - A kind of cardiothoracic surgery reconstruction plate bending device - Google Patents
A kind of cardiothoracic surgery reconstruction plate bending device Download PDFInfo
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- CN106821486A CN106821486A CN201710250817.8A CN201710250817A CN106821486A CN 106821486 A CN106821486 A CN 106821486A CN 201710250817 A CN201710250817 A CN 201710250817A CN 106821486 A CN106821486 A CN 106821486A
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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
- A61B17/56—Surgical instruments or methods for treatment of bones or joints; Devices specially adapted therefor
- A61B17/58—Surgical instruments or methods for treatment of bones or joints; Devices specially adapted therefor for osteosynthesis, e.g. bone plates, screws, setting implements or the like
- A61B17/88—Osteosynthesis instruments; Methods or means for implanting or extracting internal or external fixation devices
- A61B17/8875—Screwdrivers, spanners or wrenches
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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
- A61B17/56—Surgical instruments or methods for treatment of bones or joints; Devices specially adapted therefor
- A61B2017/564—Methods for bone or joint treatment
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- Heart & Thoracic Surgery (AREA)
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Abstract
The present invention relates to a kind of cardiothoracic surgery reconstruction plate bending device, including clamping head, operation tube, bending screw rod；The clamping head is cylinder, and the clamping head includes articulated jib, clamping hole, spacing head, Elastic buckle, spacing plug；The operation tube includes operation cylinder, afterwards clamping hole, annular slot, annular water jacket, sideslip hole, locking nut, driving folder cylinder, caging bolt；The bending screw rod sequentially passes through the front clamp hole, clamps hole afterwards from the front to the back, and the screw-internal thread fit of the bending screw rod and right cylinder, the bending spiro rod rear end is provided with limit channels, and the bending screw front end is provided with bending plug；Cardiothoracic surgery of the present invention reconstruction plate bending device compact conformation, periphery is cylindrical shape, is easy to hand-held；Only need to realize matching with bending screw rod by twisting locking nut, drive bending screw rod to be bent reconstruction plate by then twisting operation tube, it is easy to operate, bend high precision.
Description
Technical field
The present invention relates to technical field of medical instruments, and in particular to a kind of cardiothoracic surgery reconstruction plate bending device.
Background technology
Reconstruction plate is the apparatus commonly used in cardiac thoracic surgery, and reconstruction plate is more thin than increased pressure board, and nail is more and close, also than plus
Pressing plate is soft, easily moulding.Reconstruction plate is made by producer according to unified standard, and is carried out according to the actual conditions of patient by doctor curved
Implantation within a patient is used again after folding is moulding.
Applying date 2016.03.24, the patent type of application number 201620231699.7 discloses reconstruction plate and bends pincers, including
Left pincers pin and right clamp foot, also including left and right roller, left and right roller shaft, positioning sleeve and location-plate, it is fixed to be set on the location-plate
Position axle and limited block, the left pincers pin set roll left wheel bore and centrally-located hole, and the right clamp foot sets right roller hole and center
Location hole, the left and right roller housing is on the left and right roller shaft, and the left and right roller shaft and the left and right roller
Hole connects, and the limited block is arranged at left and right roller hole centre position, centrally-located of the locating shaft through left and right pincers pin
Simultaneously in positioning sleeve connection, the positioning sleeve includes drift angle and base portion, and the drift angle is into fixed angle, and the lucky position of the drift angle in hole
In limited block lower section.
There is problems with above-mentioned patent：User bends left pincers pin and right clamp foot and then bends reconstruction plate with hand, but
It cannot accurately control the angle of bending, and bending degree is not fine enough.
The content of the invention
In order to solve the technical problem of background technology presence, there is provided a kind of cardiothoracic surgery reconstruction plate bending device, structure
Compact, periphery is cylindrical shape, is easy to hand-held；It is easy to operate；Bending high precision.
The technical solution adopted for the present invention to solve the technical problems is：
A kind of cardiothoracic surgery reconstruction plate bending device, including clamping head, operation tube, bending screw rod；
The clamping head is cylinder, and the clamping head is symmetrically arranged at the front end with a pair articulated jibs being hinged therewith, described
Beloid front clamp hole is provided with clamping head, spacing head is provided with the front clamp hole, the clamping head rear end symmetrically sets
There are a pair of Elastic buckles, the Elastic buckle includes slidably being plugged in the inserted link of front clamp hole outer wall, is located at inserted link
The stopper of outer face, be set on inserted link be used to drive inserted link outside compression spring, be located at the inner rear side of the inserted link
Connecting rod, the kelly for being located at the connection rod rear end, the articulated jib front end is provided with the limit being plugged in the mesh of reconstruction plate 4
Position plug；
The operation tube includes：
Operation cylinder, cylindrical tube shape, diameter is identical with the clamping head；
After clamp hole, square-section operates cylinder to set along the longitudinal direction described in insertion；
Annular slot, positioned at the rear clamping hole inwall front end, clamps in hole after the Elastic buckle insertion and passes through it
Kelly and annular slot clamping, the kelly not-go-end are abutted with the annular slot, and the clamping head is rotated and drives the elasticity
Buckle is clamped in hole and rotated in the rear；
Further, when the connecting rod is rotated with clamping head, its circular motion track is located at the rear clamping hole rectangle
In the range of the inscribed circle in section, it is to avoid produce interference with rear clamping hole.
Annular water jacket, takes shape in the operation cylinder body outer wall latter half；
Sideslip hole, is located at the outer groove sidewall of annular, is connected with the rear clamping hole, is provided with along front and rear in the sideslip hole
The positioning strip that direction is set, is slidably inserted with spiro connecting piece on the positioning strip, the spiro connecting piece outside forms external screw thread, institute
To state be located in sideslip hole and be also hinged with check lock lever in front of the spiro connecting piece；
Locking nut, is set on the annular water jacket, is threadedly coupled to drive the spiro connecting piece with the spiro connecting piece
Slided along positioning strip 25a, and then drive the check lock lever to swing；
Drive folder cylinder, it is rectangular-shaped, if in the rear clamping hole in, by left-hand cylinder, right cylinder fasten shaping, the left-hand cylinder inwall into
Type has a light chute of semi-circular section, and the right cylinder inwall forms internal thread, the right cylinder by the check lock lever drive so that with
The left-hand cylinder is fastened；
Caging bolt, is circumferentially distributed on the operation cylinder lower end outer, is used to arrest the limit locking nut and drive press from both sides
The position of cylinder；
The bending screw rod sequentially passes through the front clamp hole, clamps hole afterwards from the front to the back, the bending screw rod and right cylinder
Screw-internal thread fit, the bending spiro rod rear end is provided with the limit channels matched with spacing head, and the bending screw front end is provided with
It is used to the bending plug being plugged in reconstruction plate mesh.
Further, the bending screw front end is additionally provided with to be used to for a pair to arrest freight weight limit positioned at the both sides of bending plug 32 and builds
The complementary plug of plate two sides, it is to avoid the mesh stress of reconstruction plate it is excessive and cause deformation.
Further, the clamping head, operation cylinder circumferential side wall are densely covered with anti-skidding salient point.
Further, the clamping head, operation cylinder circumferential side wall are circumferentially evenly equipped with anti-slip veins.
Have benefited from above improved structure, the clamping head, the frictional force of operation cylinder can be increased, it is to avoid skid.
Beneficial effects of the present invention：
Cardiothoracic surgery of the present invention reconstruction plate bending device compact conformation, periphery is cylindrical shape, is easy to hand-held behaviour
Make.
Cardiothoracic surgery reconstruction plate bending device of the present invention only need to twist by locking nut with bending screw rod
Matching is realized, drives bending screw rod to be bent reconstruction plate by then twisting operation tube, it is easy to operate.
Cardiothoracic surgery of the present invention bends high precision with reconstruction plate bending device：Twist the operation tube one week, institute
State bending screw rod travel distance as its pitch, bending as one pitch of distance of the reconstruction plate, therefore it is of the invention curved
Folding high precision.
Brief description of the drawings
The present invention is further described with reference to the accompanying drawings and examples.
Fig. 1 is a kind of front view of cardiothoracic surgery reconstruction plate bending device.
Fig. 2 is a kind of sectional view of cardiothoracic surgery reconstruction plate bending device.
Fig. 3 is the sectional view of Section A-A in Fig. 2.
Fig. 4 is the sectional view (only showing the mating part of Elastic buckle and operation tube) of section B-B in Fig. 2.
In figure:
1. clamping head, 11. articulated jibs, 12. front clamp holes, 13. spacing heads, 14. Elastic buckles, 14a. inserted links, 14b. gears
Head, 14c. compression springs, 14d. connecting rods, 14e. kellies, 15. spacing plugs；
2. operation tube, 21. operation cylinders clamp hole after 22., 23. annular slots, 24. annular water jackets, 25. sideslip holes,
25a. positioning strips, 25b. spiro connecting pieces, 25c. check lock levers, 26. locking nuts, 27. driving folder cylinders, 27a. left-hand cylinders, the right cylinders of 27b.,
28. caging bolts；
3. bending screw rod, 31. limit channels, 32. bending plugs, 33. complementary plugs；
4. reconstruction plate.
Specific embodiment
Below in conjunction with accompanying drawing, the present invention is further detailed explanation.
A kind of cardiothoracic surgery reconstruction plate bending device, including clamping head 1, operation tube 2, bending screw rod 3；
The clamping head 1 is cylinder, and the clamping head 1 is symmetrically arranged at the front end with a pair articulated jibs 11 being hinged therewith,
It is provided with the clamping head 1 in beloid front clamp hole 12, the front clamp hole 12 and is provided with spacing first 13, the clamping head
1 rear end is arranged with a pair of Elastic buckles 14, and the Elastic buckle 14 includes slidably being plugged in outside the front clamp hole 12
The inserted link 14a of wall, the stopper 14b for being located at inserted link 14a outer faces, it is set on inserted link 14a and is used to the pressure for driving inserted link 14a outside
Contracting spring 14c, the connecting rod 14d for being located at the inner rear sides of the inserted link 14a, the kelly for being located at the connecting rod 14d rear ends
14e, the front end of the articulated jib 11 is provided with the spacing plug 15 being plugged in the mesh of reconstruction plate 4；
The operation tube 2 includes：
Operation cylinder 21, cylindrical tube shape, diameter is identical with the clamping head 1；
Hole 22 is clamped afterwards, and square-section operates cylinder 21 to set along the longitudinal direction described in insertion；
Annular slot 23, positioned at the rear clamping inwall front end of hole 22, the Elastic buckle 14 is clamped in hole 22 after inserting
And by its kelly 14e and the clamping of annular slot 23, the kelly 14e not-go-end is abutted with the annular slot 23, the clamping
First 1 rotates the drive Elastic buckle 14 clamps rotation in hole 22 in the rear；
Further, when the connecting rod 14d is rotated with clamping head 1, its circular motion track is located at the rear clamping hole
In the range of the inscribed circle of 22 square-sections, it is to avoid produce interference with rear clamping hole 22.
Annular water jacket 24, takes shape in the operation outer wall latter half of cylinder 21；
Sideslip hole 25, is located at the side wall of the annular water jacket 24, is connected with the rear clamping hole 22, is set in the sideslip hole 25
There is the positioning strip 25a for setting along the longitudinal direction, spiro connecting piece 25b, the spiro connecting piece are slidably inserted with the positioning strip 25a
25b outsides to form be located in external screw thread, the sideslip hole 25 and be also hinged with check lock lever 25c in front of the spiro connecting piece 25b；
Locking nut 26, is set on the annular water jacket 24, is threadedly coupled to drive with the spiro connecting piece 25b described
Spiro connecting piece 25b is slided along positioning strip 25a, and then drives the check lock lever 25c to swing；
Folder cylinder 27 is driven, it is rectangular-shaped, it is described if fastened by left-hand cylinder 27a, right cylinder 27b and be molded in clamping hole 22 in the rear
Left-hand cylinder 27a inwalls form the light chute of semi-circular section, and the right cylinder 27b inwalls form internal thread, and the right cylinder 27b receives institute
Check lock lever 25c is stated to drive and then fastened with the left-hand cylinder 27a；
Caging bolt 28, is circumferentially distributed on the operation cylinder 21 lower end outer, is used to arrest the limit He of locking nut 26
Drive the position of folder cylinder 27；
The bending screw rod 3 sequentially passes through the front clamp hole 12, rear clamping hole 22, the bending screw rod 3 from the front to the back
With the screw-internal thread fit of right cylinder 27b, the rear end of bending screw rod 3 is provided with the limit channels 31 matched with spacing first 13, the folding
The front end of skew-swept airfoil 3 is provided with the bending plug 32 being plugged in the mesh of reconstruction plate 4.
Further, the front end of bending screw rod 3 is additionally provided with a pair and is used to arrest freight weight limit positioned at the both sides of bending plug 32
Build the complementary plug 33 of the two sides of plate 4, it is to avoid the mesh stress of reconstruction plate 4 it is excessive and cause deformation.
Further, the clamping head 1, the operation circumferential side wall of cylinder 21 are densely covered with anti-skidding salient point.
Further, the clamping head 1, the operation circumferential side wall of cylinder 21 are circumferentially evenly equipped with anti-slip veins.
Have benefited from above improved structure, the clamping head 1, the frictional force of operation cylinder 21 can be increased, it is to avoid skid.
Specifically used method：
A kind of reconstruction plate bending method, comprises the following steps：
Step 1, takes the cardiothoracic surgery reconstruction plate bending device；
Step 2, bends reconstruction plate 4：
Step 2.1, installs reconstruction plate 4：
Under normality, the bending screw rod 3 drives folder cylinder 27 to disengage with described, can adjust the bending screw rod 3
Position causes that bending plug 32 is plugged on reconstruction plate 4 and needs the part of bending, and then the mesh that closes on of reconstruction plate 4 is inserted with spacing
First 15 grafting.
Step 2.2, locks the bending screw rod 3：
The locking nut 26 is rotated, it is described to be spirally connected because the locking nut 26 is threadedly coupled with the spiro connecting piece 25b
Along the positioning strip 25a steppings forward, the spiro connecting piece 25b drives the check lock lever 25c to swing to part 25b, the check lock lever 25c
By the right cylinder 27b to internal locking, left-hand cylinder 27a, right cylinder 27b is set to fasten the complete driving folder cylinder 27 of shaping, the right cylinder 27b's
Screw thread coordinates between internal thread and the bending screw rod 3；
Step 2.3, bends the reconstruction plate 4：
Hand pinches the front end of the operation tube 2 and rotating operation cylinder 2, and twisting resistance is passed to drive by the rear clamping hole 22 of square-section
Dynamic folder cylinder 27, it is described to drive folder cylinder 27 to drive the stepping forward of bending screw rod 3, and by the bending plug 32 by reconstruction plate
4 forward jack-up to required shape；
Step 2.4, dismantles and rebuilds plate 4：
Reconstruction plate 4 is pulled down, the locking nut 26 is then rotated and is rotated backward so that be described to drive folder cylinder 27 and bending
Depart between screw rod 3 and coordinate；
Step 3, reconstruction plate 4 is molded：
Repeat step 2, required angle is folded into by each position of reconstruction plate 4.
With above-mentioned according to desirable embodiment of the invention as enlightenment, by above-mentioned description, relevant staff is complete
Various changes and amendments can be carried out without departing from the scope of the technological thought of the present invention' entirely.The technology of this invention
Property scope is not limited to the content on specification, it is necessary to its technical scope is determined according to right.
Claims (5)
1. a kind of cardiothoracic surgery reconstruction plate bending device, it is characterised in that：Including clamping head (1), operation tube (2), bending spiral shell
Bar (3)；
The clamping head (1) is cylinder, and the clamping head (1) is symmetrically arranged at the front end with a pair articulated jibs being hinged therewith
(11), it is provided with the clamping head (1) in beloid front clamp hole (12), the front clamp hole (12) and is provided with spacing head
(13), clamping head (1) rear end is arranged with a pair of Elastic buckles (14), and the Elastic buckle (14) is inserted including slidable
The inserted link (14a) of front clamp hole (12) outer wall is located at, the stopper (14b) of inserted link (14a) outer face is located at, is set in inserted link
It is used to the compression spring (14c) for driving inserted link (14a) outside, the connection for being located at the inner rear side of the inserted link (14a) on (14a)
Bar (14d), the kelly (14e) for being located at the connecting rod (14d) rear end, articulated jib (11) front end are provided with to be plugged in weight
The spacing plug (15) built in plate (4) mesh；
The operation tube (2) includes：
Operation cylinder (21), cylindrical tube shape, diameter is identical with the clamping head (1)；
Hole (22) are clamped afterwards, square-section operates cylinder (21) to set along the longitudinal direction described in insertion；
Annular slot (23), positioned at described rear clamping hole (22) inwall front end, hole is clamped after Elastic buckle (14) insertion
(22) in and by its kelly (14e) and annular slot (23) clamping, kelly (14e) not-go-end and the annular slot (23)
Abut, the clamping head (1) rotates and drives the Elastic buckle (14) to clamp rotation in hole (22) in the rear；
Annular water jacket (24), takes shape in described operation cylinder (21) outer wall latter half；
Sideslip hole (25), is located at annular water jacket (24) side wall, is connected with rear clamping hole (22), the sideslip hole (25)
The positioning strip (25a) for setting along the longitudinal direction is inside provided with, spiro connecting piece (25b), institute are slidably inserted with the positioning strip (25a)
State spiro connecting piece (25b) outside and form external screw thread, the interior spiro connecting piece (25b) front that is located at of the sideslip hole (25) is also hinged with
Check lock lever (25c)；
Locking nut (26), is set on the annular water jacket (24), is threadedly coupled to drive institute with the spiro connecting piece (25b)
State spiro connecting piece (25b) to be slided along positioning strip (25a), and then drive the check lock lever (25c) to swing；
Folder cylinder (27) is driven, it is rectangular-shaped, if in the rear in clamping hole (22), shaping is fastened by left-hand cylinder (27a), right cylinder (27b),
Left-hand cylinder (27a) inwall forms the light chute of semi-circular section, and right cylinder (27b) inwall forms internal thread, the right side
Cylinder (27b) is driven by the check lock lever (25c) and then is fastened with the left-hand cylinder (27a)；
Caging bolt (28), is circumferentially distributed on described operation cylinder (21) lower end outer, is used to arrest the limit locking nut (26)
With the position for driving folder cylinder (27)；
The bending screw rod (3) sequentially passes through the front clamp hole (12), clamps hole (22) afterwards from the front to the back, the bending screw rod
(3) with the screw-internal thread fit of right cylinder (27b), bending screw rod (3) rear end is provided with the limit channels matched with spacing head (13)
(31), bending screw rod (3) front end is provided with the bending plug (32) being plugged in reconstruction plate (4) mesh.
2. a kind of cardiothoracic surgery reconstruction plate bending device according to claim 1, it is characterised in that：The connecting rod
When (14d) is rotated with clamping head (1), its circular motion track is located at the inscribed circle scope of described rear clamping hole (22) square-section
It is interior, it is to avoid to produce interference with rear clamping hole (22).
3. a kind of cardiothoracic surgery reconstruction plate bending device according to claim 1, it is characterised in that：The bending screw rod
(3) front end is located at the complementary plug that bending plug (32) both sides are additionally provided with a pair and are used to arrest limit reconstruction plate (4) two sides
(33)。
4. a kind of cardiothoracic surgery reconstruction plate bending device according to claim 1, it is characterised in that：The clamping head
(1), operation cylinder (21) circumferential side wall is densely covered with anti-skidding salient point.
5. a kind of cardiothoracic surgery reconstruction plate bending device according to claim 1, it is characterised in that：The clamping head
(1), operation cylinder (21) circumferential side wall is circumferentially evenly equipped with anti-slip veins.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710250817.8A CN106821486B (en) | 2017-04-18 | 2017-04-18 | A kind of cardiothoracic surgery reconstruction plate bending device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710250817.8A CN106821486B (en) | 2017-04-18 | 2017-04-18 | A kind of cardiothoracic surgery reconstruction plate bending device |
Publications (2)
| Publication Number | Publication Date |
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| CN106821486A true CN106821486A (en) | 2017-06-13 |
| CN106821486B CN106821486B (en) | 2018-01-19 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710250817.8A Expired - Fee Related CN106821486B (en) | 2017-04-18 | 2017-04-18 | A kind of cardiothoracic surgery reconstruction plate bending device |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108042100A (en) * | 2018-01-04 | 2018-05-18 | 石红梅 | A kind of intelligence duplicate rows formula gynaecology's extension fixture and its application method |
| CN111227918A (en) * | 2020-02-22 | 2020-06-05 | 常州亨杰医疗器械有限公司 | Moulding apparatus that resets of operation usefulness is rebuild to scapula |
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| CN203315065U (en) * | 2013-07-01 | 2013-12-04 | 张启锋 | Three-jaw bending machine for reconstruction plates |
| WO2014055081A1 (en) * | 2012-10-04 | 2014-04-10 | Synthes Usa, Llc | Orthognathic bending pliers |
| US20150012003A1 (en) * | 2013-07-03 | 2015-01-08 | Acumed Llc | Instrument for bending a bone fixation device |
| CN204839715U (en) * | 2015-08-23 | 2015-12-09 | 赵全明 | Coaptation board bending machine |
| CN106236216A (en) * | 2016-03-24 | 2016-12-21 | 上海景堂医疗器械有限公司 | Reconstruction plate bends pincers |
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Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2014055081A1 (en) * | 2012-10-04 | 2014-04-10 | Synthes Usa, Llc | Orthognathic bending pliers |
| CN203315065U (en) * | 2013-07-01 | 2013-12-04 | 张启锋 | Three-jaw bending machine for reconstruction plates |
| US20150012003A1 (en) * | 2013-07-03 | 2015-01-08 | Acumed Llc | Instrument for bending a bone fixation device |
| CN204839715U (en) * | 2015-08-23 | 2015-12-09 | 赵全明 | Coaptation board bending machine |
| CN106236216A (en) * | 2016-03-24 | 2016-12-21 | 上海景堂医疗器械有限公司 | Reconstruction plate bends pincers |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108042100A (en) * | 2018-01-04 | 2018-05-18 | 石红梅 | A kind of intelligence duplicate rows formula gynaecology's extension fixture and its application method |
| CN111227918A (en) * | 2020-02-22 | 2020-06-05 | 常州亨杰医疗器械有限公司 | Moulding apparatus that resets of operation usefulness is rebuild to scapula |
| CN111227918B (en) * | 2020-02-22 | 2022-03-15 | 常州亨杰医疗器械有限公司 | Moulding apparatus that resets of operation usefulness is rebuild to scapula |
Also Published As
| Publication number | Publication date |
|---|---|
| CN106821486B (en) | 2018-01-19 |
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Inventor after: Sun Junkui Inventor after: Zhang Chi Inventor after: Han Qicai Inventor after: Li Yu Inventor after: Gu Chenxi Inventor before: Zhu Pengfei |
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Effective date of registration: 20171212 Address after: 450000, Zhengzhou, Henan, Zhengzhou, Jinshui District, Fuyuan Road silver base Dynasty, No. 5 building 1703 Applicant after: Sun Junkui Address before: 250014, No. ten, No. 16369, Lixia District, Ji'nan City, Shandong Province Applicant before: Zhu Pengfei |
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Inventor after: Sun Junkui Inventor after: Zhang Chi Inventor after: Han Qicai Inventor after: Li Yu Inventor after: Gu Chenxi Inventor before: Sun Junkui Inventor before: Zhang Chi Inventor before: Han Qicai Inventor before: Li Yu Inventor before: Gu Chenxi |
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