CN102551849A - Grounded back flush type reposition booster - Google Patents
Grounded back flush type reposition booster Download PDFInfo
- Publication number
- CN102551849A CN102551849A CN2011104624180A CN201110462418A CN102551849A CN 102551849 A CN102551849 A CN 102551849A CN 2011104624180 A CN2011104624180 A CN 2011104624180A CN 201110462418 A CN201110462418 A CN 201110462418A CN 102551849 A CN102551849 A CN 102551849A
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- China
- Prior art keywords
- hammer
- chassis
- lock pin
- guide
- axis
- 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.)
- Granted
Links
- 210000003141 lower extremity Anatomy 0.000 claims description 34
- 239000002184 metal Substances 0.000 claims description 6
- 239000004020 conductor Substances 0.000 claims description 3
- 239000000463 material Substances 0.000 claims description 3
- 238000007789 sealing Methods 0.000 claims description 3
- 210000002683 foot Anatomy 0.000 claims 1
- 208000010392 Bone Fractures Diseases 0.000 abstract description 17
- 206010017076 Fracture Diseases 0.000 abstract description 17
- 210000000988 bone and bone Anatomy 0.000 description 19
- 238000000034 method Methods 0.000 description 3
- 238000009527 percussion Methods 0.000 description 3
- 230000001133 acceleration Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 210000001519 tissue Anatomy 0.000 description 2
- 241000255925 Diptera Species 0.000 description 1
- 208000006735 Periostitis Diseases 0.000 description 1
- 208000027418 Wounds and injury Diseases 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 239000008280 blood Substances 0.000 description 1
- 210000004369 blood Anatomy 0.000 description 1
- 230000006378 damage Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 230000002950 deficient Effects 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000000977 initiatory effect Effects 0.000 description 1
- 210000003460 periosteum Anatomy 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 238000003756 stirring Methods 0.000 description 1
- 238000001356 surgical procedure Methods 0.000 description 1
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Abstract
The invention relates to the technical field of medical appliances, particularly to a grounded back flush type reposition booster, which comprises a shaft cap, a guide shaft, a hammer sleeve, a locking pin cylinder, a return spring, a sliding groove, a slipper, a locking pin, a hammer sleeve groove, a handle, a handle sleeve, a fastening bolt, a connecting plate, a lower leg, a leg block, an elastic hammer, an axial force spring, a chassis and an upper leg. The elastic hammer is of a flat cylindrical shape and is positioned in the hammer sleeve, and the axial force spring positioned in the hammer sleeve and sheathed on the guide shaft is arranged between the elastic hammer and the chassis. The flat cylindrical shaped shaft cap which is integrated with the guide shaft is arranged at the top of the guide shaft, and the guide shaft passes through the elastic hammer and a vertical through hold at the middle of the chassis and is extended out from the bottom end of the chassis. The grounded back flush type reposition booster of the invention reduces the possibility of occurrence of secondary fracture and is more convenient in operation.
Description
Technical field
The present invention relates to technical field of medical instruments, particularly relate to a kind of ground connection backpulsing booster that resets.
Background technology
At present, usually adopt open surgery, fully appear fracture, group make it to reset by sleds such as Kirschner wire, periosteum gaffing device, mosquito forcepss to the resetting of collapsed fracture piece.Sometimes the window that must open seam utilizes above-mentioned apparatus to reset.No matter take which kind of mode, all have following shortcoming: one of which, operation wound are big, and tissue is peeled off extensively, and it is many to lose blood.During two, by the apparatus percutaneous reduction by leverage, must be prone to cause secondary fracture by the surrounding bone tissue as balance pivot.Three, the point of application is difficult to perpendicular to the bone piece, corrects its displacement of subsiding and has difficulty, poor effect.Application number is 200810140218.1 cave-in fracture restorer, through the pallet of V font the collapsed fracture piece is embraced picking-up, re-uses the percussion hammer application of force, makes the bone block reset.The defective of this scheme is: only have handle can supply the percussion hammer application of force on this device, and the handle of bar shaped is positioned on the sidewall of this device, if use common percussion hammer to the handle application of force; The position of institute's application of force is difficult to exactly the direction of axis line along this device; Simultaneously, in application of force process, can produce a moment of torsion in the position of collapsed fracture piece, this moment of torsion not only has no benefit to resetting of bone piece; And can cause further infringement to the place, fracture crack that subsides, increased difficulty for treatment on the contrary.
Summary of the invention
The present invention is for solving the deficiency of prior art; Providing a kind of can combine with above-mentioned cave-in fracture restorer; Make cave-in fracture restorer produce the axial force of no moment of torsion; Also need not simultaneously by the surrounding bone tissue as balance pivot the ground connection backpulsing that can the play better bone block reset effect booster that resets.
The scheme that solves technical problem of the present invention is: the ground connection backpulsing booster that resets, and by axle cap, the axis of guide, hammer cover, lock pin tube, back-moving spring, chute, slide block, lock pin, hammer grooving, handle, sleeve, fastening bolt, connecting plate, lower limb, foot piece, elastic force hammer, axle power spring, chassis and last lower limb constitute down.
The chassis is the metal dish of oblate cylindricality, connecting plate be on four sidewalls that are uniformly distributed in the chassis and with the metallic plate of the as a whole vertical setting in chassis.Last lower limb, following lower limb, foot piece and supporting leg of the common formation of fastening bolt.Wherein, last lower limb and following lower limb are shaft-like, and the foot piece is cube shaped metal derby, and the bottom surface of foot piece is bonded with rubber.The upper end of following lower limb is connected through fastening bolt with an end of last lower limb, and the other end of last lower limb is connected with a connecting plate through fastening bolt.The lower end of following lower limb is connected through fastening bolt with the foot piece.
One vertical through hole is arranged at the middle part on chassis; Upper surface on the chassis have one with the chassis be the hammer cover of integral body and concentric, the cylindrical shape that hammer cover is opened wide for the upper end has two vertical hammer groovings on the sidewall that hammer overlaps; The upper end of each bar hammer grooving is concordant with the top edge of hammer cover; The lower end of each bar hammer grooving is lower than the height of said lock pin tube, and in the plane, the center connecting line of two hammer groovings intersects with the axial line of hammer cover.
On the lateral wall of hammer cover, have one to be holistic lock pin tube with the hammer cover; One interconnection is arranged in the lock pin tube; The outer end sealing of this interconnection and the inner communicate with hammer cover inside; Have the chute of bar shaped at the upper wall of said interconnection, shaft-like lock pin be in the said interconnection and therewith interconnection become clearance fit relationship, the upper wall of lock pin has one to be that holistic slide block stretches out from said chute and becomes clearance fit relationship with said chute with lock pin.One end of lock pin stretches in the hammer cover, and the termination of stretching in the hammer cover has the inclined-plane towards the top.The back-moving spring that is in compressive state is arranged between the outer end of the other end of lock pin and lock pin tube.
The elastic force hammer is oblate tubular; The elastic force hammer is in the hammer cover and with hammer and overlaps into clearance fit relationship; Have two to be holistic handle with the elastic force hammer on the sidewall of elastic force hammer, each handle stretches out from a described hammer grooving respectively, is with the sleeve of rubber material on the handle that stretches out.Between the end face on the bottom surface of elastic force hammer and chassis, have and be in the hammer cover and be placed in the axle power spring on the axis of guide.
The axis of guide is the cylinder bodily form, and it is the axle cap of holistic oblate cylindricality that the top of the axis of guide has with the axis of guide, and the diameter of axle cap is greater than the diameter of the axis of guide, and there is a blind hole bottom of the axis of guide, and this blind hole is a screw.The axis of guide is in the hammer cover and with hammer and overlaps coaxial inner conductor, and the axis of guide passes the described vertical through hole of elastic force hammer and middle part, chassis from top to down, and stretches out from the bottom on chassis.The axis of guide all becomes clearance fit relationship with the elastic force hammer and the axis of guide with the chassis.
Before the operation, earlier with the operating-table that the patient lay be pushed into the chassis under, regulate each fastening bolt, the axial line of elastic force hammer is consistent with the direction of bone block reset power.The pallet end of cave-in fracture restorer is placed under the bone that subsides, be placed in the screw of the bottom of the axis of guide on the other end of cave-in fracture restorer again and screw.Then; The doctor holds two handles to pressing down with two, has towards the inclined-plane of top because lock pin stretches into the interior termination of hammer cover, therefore when the elastic force hammer passes through lock pin from top to bottom; Lock pin is set back in the lock pin tube automatically; When the upper surface of elastic force hammer was lower than the lower limb of said lock pin, under the promotion of back-moving spring, lock pin stretched into the position that is limited in the height that is lower than lock pin in the hammer cover and with the elastic force hammer again automatically.In the time of need applying restoring force to the bone that subsides; Only need slide block is stirred backward; The beveled end of lock pin is bounced back in the lock pin tube, and the restriction cancellation that this moment, lock pin was hammered into shape elastic force is under the promotion of axle power spring; Elastic force is hammered the bottom surface that acceleration moves upward and clashes into axle cap into shape, and this impact force is delivered to the bone place that subsides through axis of guide and makes the bone block reset.
Adopt such scheme, compared with prior art, the present invention has following marked improvement:
1. because the present invention is not caved in the tissue of bone surrounding bone as balance pivot by the patient in applying the process of reset force, compared with prior art, reduced the probability that secondary fracture takes place.
2. because the present invention can make the reduction of caving in to the axial impact power bottom the axle cap through the elastic force hammer; Stopped in the prior art; The generation of the destruction moment of torsion that does not cause at direction of axis line because of application of force direction; Avoided the generation of the secondary fracture that moment of torsion causes, the degree of safety of operation is improved greatly.
3. owing to the initiation of the application of force of the present invention, only need just can accomplish through stirring slide block, more convenient to operate.
4. because the present invention can make the axial line of elastic force hammer consistent with the direction of the power that makes the bone block reset through the fastening bolt of regulating each bar supporting leg; And can fix; Avoided in the application of force process deviation, made this device have higher reliability because of the application of force direction that instability produced of device.
Description of drawings
Fig. 1 is a structural representation of the present invention;
Fig. 2 is the vertical view of Fig. 1.
Among the figure: lower limb 20. cave-in fracture restorers 21. operating-tables on 17. power spring 18. chassis 19. of 01. axle cap 02. axis of guide, 03. hammer cover 04. lock pin tube, 05. back-moving spring 06. chute, 07. slide block 08. lock pin, 09. hammer grooving 10. handles, 11. sleeve 12. fastening bolts, 13. connecting plates 14. times lower limbs, 15. foot pieces, 16. elastic force hammer
The specific embodiment
Below in conjunction with accompanying drawing and embodiment the present invention is done further description.
The ground connection backpulsing booster that resets is by axle cap 01, the axis of guide 02, hammer cover 03, lock pin tube 04, back-moving spring 05, chute 06, slide block 07, lock pin 08, hammer grooving 09, handle 10, sleeve 11, fastening bolt 12, connecting plate 13, lower limb 14, foot piece 15, elastic force hammer 16, axle power spring 17, chassis 18 and last lower limb 19 constitute down.
There is a vertical through hole at 18 middle part on the chassis; On the chassis 18 upper surface have one with chassis 18 be the hammer cover 03 of integral body and concentric, the cylindrical shape that hammer cover 03 is opened wide for the upper end, overlapping at hammer on 03 the sidewall has two vertical hammer groovings 09; The upper end of each bar hammer grooving 09 is concordant with the top edge of hammer cover 03; The lower end of each bar hammer grooving 09 is lower than the height of said lock pin tube 04, and in the plane, the center connecting line of two hammer groovings 09 intersects with the axial line of hammer cover 03.
On the lateral wall of hammer cover 03, have one to be holistic lock pin tube 04 with hammer cover 03; One interconnection is arranged in the lock pin tube 04; The outer end sealing of this interconnection and the inner communicate with hammer cover 03 inside; Have the chute 06 of bar shaped at the upper wall of said interconnection; Shaft-like lock pin 08 be in the said interconnection and therewith interconnection become clearance fit relationship, the upper wall of lock pin 08 have one with lock pin 08 be holistic slide block 07 from said chute 06, stretch out and with 06 one-tenth clearance fit relationship of said chute.One end of lock pin 08 stretches in the hammer cover 03, and the termination of stretching in the hammer cover 03 has the inclined-plane towards the top.The back-moving spring 05 that is in compressive state is arranged between the outer end of the other end of lock pin 08 and lock pin tube 04.
The axis of guide 02 is the cylinder bodily form, and the top of the axis of guide 02 has with the axis of guide 02 and is the axle cap 01 of holistic oblate cylindricality, and the diameter of axle cap 01 is greater than the diameter of the axis of guide 02, and there is a blind hole bottom of the axis of guide 02, and this blind hole is a screw.The axis of guide 02 be in the hammer cover 03 and with hammer cover 03 coaxial inner conductor, the axis of guide 02 passes elastic force hammer 16 and the described vertical through hole in 18 middle parts, chassis from top to down, and stretch out 18 bottom from the chassis.The axis of guide 02 all becomes clearance fit relationship with the elastic force hammer 16 and the axis of guide 02 with chassis 18.
Before the operation, earlier with the operating-table 21 that the patient lay be pushed into chassis 18 under, regulate each fastening bolt 12, the axial line of elastic force hammer 16 is consistent with the direction of bone block reset power.The pallet end of cave-in fracture restorer 20 is placed under the bone that subsides, be placed in the screw of the bottom of the axis of guide 02 on the other end of cave-in fracture restorer 20 again and screw.Then; The doctor holds two handles 10 to pressing down with two, has towards the inclined-plane of top because lock pin 08 stretches into hammer cover 03 interior termination, therefore when elastic force hammer 16 passes through lock pin 08 from top to bottom; Lock pin 08 is set back in the lock pin tube 04 automatically; When the upper surface of elastic force hammer 16 was lower than the lower limb of said lock pin 08, under the promotion of back-moving spring 05, lock pin 08 stretched into the position that is limited in the height that is lower than lock pin 08 in the hammer cover 03 and with elastic force hammer 16 again automatically.In the time of need applying restoring force to the bone that subsides; Only need slide block 07 is stirred backward; The beveled end of lock pin 08 is bounced back in lock pin tube 04, and the restriction cancellation of 08 pair of elastic force hammer 16 of lock pin this moment is under the promotion of axle power spring 17; Elastic force is hammered the bottom surface that 16 acceleration move upward and clash into axle cap 01 into shape, and this impact force is delivered to the bone place that subsides through axis of guide 02 and makes the bone block reset.
Claims (1)
1. ground connection backpulsing booster that resets, by axle cap, the axis of guide, hammer cover, lock pin tube, back-moving spring, chute, slide block, lock pin, hammer grooving, handle, sleeve, fastening bolt, connecting plate, lower limb, foot piece, elastic force hammer, axle power spring, chassis and last lower limb constitute down, it is characterized in that: the chassis is the metal dish of oblate cylindricality; Connecting plate be on four sidewalls that are uniformly distributed in the chassis and with the metallic plate of the as a whole vertical setting in chassis, last lower limb, lower limb, foot piece and fastening bolt are common down constitutes a supporting leg, wherein; Last lower limb and following lower limb are shaft-like, and the foot piece is cube shaped metal derby, and the bottom surface of foot piece is bonded with rubber; The upper end of following lower limb is connected through fastening bolt with an end of last lower limb, and the other end of last lower limb is connected with a connecting plate through fastening bolt, and the lower end of following lower limb is connected through fastening bolt with the foot piece; Have at the middle part on chassis a vertical through hole, upper surface on the chassis have one with the chassis be the hammer cover of integral body and concentric, the cylindrical shape that hammer cover is opened wide for the upper end; On the sidewall of hammer cover, two vertical hammer groovings are arranged, the upper end of each bar hammer grooving is concordant with the top edge of hammer cover, and the lower end of each bar hammer grooving is lower than the height of said lock pin tube; In the plane, the center connecting line of two hammer groovings intersects with the axial line of hammer cover, on the lateral wall of hammer cover, has one to be holistic lock pin tube with the hammer cover; One interconnection is arranged in the lock pin tube, and the outer end sealing of this interconnection and the inner communicate with hammer cover inside, have the chute of bar shaped at the upper wall of said interconnection; Shaft-like lock pin be in the said interconnection and therewith interconnection become clearance fit relationship; The upper wall of lock pin has one to be that holistic slide block stretches out from said chute and becomes clearance fit relationship with said chute with lock pin, and an end of lock pin stretches in the hammer cover, and the termination of stretching in the hammer cover has the inclined-plane towards the top; The back-moving spring that is in compressive state is arranged between the outer end of the other end of lock pin and lock pin tube; The elastic force hammer is oblate tubular, and the elastic force hammer is in to hammer into shape in the cover and with hammer and overlaps into clearance fit relationship, has two to be holistic handle with the elastic force hammer on the sidewall of elastic force hammer; Each handle stretches out from a described hammer grooving respectively; Be with the sleeve of rubber material on the handle that stretches out, between the end face on the bottom surface of elastic force hammer and chassis, have to be in the hammer cover and to be placed in the axle power spring on the axis of guide, the axis of guide is the cylinder bodily form; It is the axle cap of holistic oblate cylindricality that the top of the axis of guide has with the axis of guide; The diameter of axle cap is greater than the diameter of the axis of guide, and there is a blind hole bottom of the axis of guide, and this blind hole is a screw; The axis of guide is in the hammer cover and with hammer and overlaps coaxial inner conductor; The axis of guide passes the described vertical through hole of elastic force hammer and middle part, chassis from top to down, and stretches out from the bottom on chassis, and the axis of guide all becomes clearance fit relationship with the elastic force hammer and the axis of guide with the chassis.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201110462418 CN102551849B (en) | 2011-12-31 | 2011-12-31 | Grounded back flush type reposition booster |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201110462418 CN102551849B (en) | 2011-12-31 | 2011-12-31 | Grounded back flush type reposition booster |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102551849A true CN102551849A (en) | 2012-07-11 |
| CN102551849B CN102551849B (en) | 2013-06-12 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201110462418 Expired - Fee Related CN102551849B (en) | 2011-12-31 | 2011-12-31 | Grounded back flush type reposition booster |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN102551849B (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105193462A (en) * | 2015-09-25 | 2015-12-30 | 常州麟喃热处理厂 | Power-assisted malleus ripper |
| CN110773415A (en) * | 2019-10-24 | 2020-02-11 | 西安寒武纪石油科技有限公司 | Production process of well cementation ceramic hollow microspheres |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3413690A1 (en) * | 1984-04-11 | 1985-10-17 | Gerhard 8170 Bad Tölz Dawidowski | Depression/retraction tool for a compression nail for bone fractures |
| CN2113756U (en) * | 1992-03-06 | 1992-08-26 | 中国人民解放军第153中心医院 | Medical bone screw driver for sternum girdle |
| CN2652342Y (en) * | 2003-11-08 | 2004-11-03 | 戢翰升 | Suspending type reposition device for depressed cranial fracture |
| CN101385658A (en) * | 2008-09-17 | 2009-03-18 | 布金鹏 | Cave-in fracture restorer |
| US7901409B2 (en) * | 2006-01-20 | 2011-03-08 | Canaveral Villegas Living Trust | Intramedullar devices and methods to reduce and/or fix damaged bone |
| CN202397576U (en) * | 2011-12-31 | 2012-08-29 | 宁波市鄞州云帆工程咨询有限公司 | Pop-up collision type axial force generator |
-
2011
- 2011-12-31 CN CN 201110462418 patent/CN102551849B/en not_active Expired - Fee Related
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3413690A1 (en) * | 1984-04-11 | 1985-10-17 | Gerhard 8170 Bad Tölz Dawidowski | Depression/retraction tool for a compression nail for bone fractures |
| CN2113756U (en) * | 1992-03-06 | 1992-08-26 | 中国人民解放军第153中心医院 | Medical bone screw driver for sternum girdle |
| CN2652342Y (en) * | 2003-11-08 | 2004-11-03 | 戢翰升 | Suspending type reposition device for depressed cranial fracture |
| US7901409B2 (en) * | 2006-01-20 | 2011-03-08 | Canaveral Villegas Living Trust | Intramedullar devices and methods to reduce and/or fix damaged bone |
| CN101385658A (en) * | 2008-09-17 | 2009-03-18 | 布金鹏 | Cave-in fracture restorer |
| CN202397576U (en) * | 2011-12-31 | 2012-08-29 | 宁波市鄞州云帆工程咨询有限公司 | Pop-up collision type axial force generator |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105193462A (en) * | 2015-09-25 | 2015-12-30 | 常州麟喃热处理厂 | Power-assisted malleus ripper |
| CN110773415A (en) * | 2019-10-24 | 2020-02-11 | 西安寒武纪石油科技有限公司 | Production process of well cementation ceramic hollow microspheres |
Also Published As
| Publication number | Publication date |
|---|---|
| CN102551849B (en) | 2013-06-12 |
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Owner name: YANGZHOU HAOPU BIOLOGICAL TECHNOLOGY CO., LTD. Free format text: FORMER OWNER: NINGBO YINZHOU YUNFAN ENGINEERING CONSULTING CO., LTD. Effective date: 20131112 |
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Free format text: CORRECT: ADDRESS; FROM: 315192 NINGBO, ZHEJIANG PROVINCE TO: 225200 YANGZHOU, JIANGSU PROVINCE |
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Effective date of registration: 20131112 Address after: 225200 Jiangdu City, Yangzhou province high tech Innovation Service Center, building 3, building No. Patentee after: Yangzhou Haopu Biological Technology Co., Ltd. Address before: 315192 Zhejiang City, Yinzhou District, the old Temple Temple Street, Changfeng old market to the south of the room eleventh 2-11 Patentee before: Ningbo Yinzhou Yunfan Engineering Consulting Co., Ltd. |
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Address after: 225200 Jiangdu City, Yangzhou province high tech Innovation Service Center, building 3, building No. Patentee after: JIANGSU HOPEBIOMEDICAL SCIENCE & TECHNOLOGY CO., LTD. Address before: 225200 Jiangdu City, Yangzhou province high tech Innovation Service Center, building 3, building No. Patentee before: Yangzhou Haopu Biological Technology Co., Ltd. |
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| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130612 Termination date: 20181231 |
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| CF01 | Termination of patent right due to non-payment of annual fee |