CN204446068U - Breastbone close holder - Google Patents
Breastbone close holder Download PDFInfo
- Publication number
- CN204446068U CN204446068U CN201520050973.6U CN201520050973U CN204446068U CN 204446068 U CN204446068 U CN 204446068U CN 201520050973 U CN201520050973 U CN 201520050973U CN 204446068 U CN204446068 U CN 204446068U
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- China
- Prior art keywords
- plate
- lock
- pawl
- hook plate
- breastbone
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- 210000001562 sternum Anatomy 0.000 title claims abstract description 53
- 238000010862 gear shaping Methods 0.000 claims abstract description 31
- RTAQQCXQSZGOHL-UHFFFAOYSA-N Titanium Chemical compound [Ti] RTAQQCXQSZGOHL-UHFFFAOYSA-N 0.000 claims description 6
- 230000013011 mating Effects 0.000 claims description 6
- 229910052719 titanium Inorganic materials 0.000 claims description 6
- 239000010936 titanium Substances 0.000 claims description 6
- 239000008280 blood Substances 0.000 claims description 5
- 210000004369 blood Anatomy 0.000 claims description 5
- 229910001069 Ti alloy Inorganic materials 0.000 claims description 3
- 239000000956 alloy Substances 0.000 claims description 3
- 239000000463 material Substances 0.000 claims description 3
- 239000010935 stainless steel Substances 0.000 claims description 3
- 229910001220 stainless steel Inorganic materials 0.000 claims description 3
- 210000000481 breast Anatomy 0.000 abstract description 6
- 238000001356 surgical procedure Methods 0.000 description 7
- 210000000038 chest Anatomy 0.000 description 4
- 210000000078 claw Anatomy 0.000 description 4
- 210000000115 thoracic cavity Anatomy 0.000 description 4
- 230000009286 beneficial effect Effects 0.000 description 3
- 230000007812 deficiency Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 230000035876 healing Effects 0.000 description 2
- 238000013132 cardiothoracic surgery Methods 0.000 description 1
- 201000010099 disease Diseases 0.000 description 1
- 208000037265 diseases, disorders, signs and symptoms Diseases 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000005491 wire drawing Methods 0.000 description 1
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- Prostheses (AREA)
Abstract
The utility model discloses a kind of breastbone close holder, it comprises interior pawl and hooks plate and outer pawl hook plate, outer pawl hooks socket plate with spline portion, interior pawl hooks on plate has the gear shaping portion coordinated with the grafting of teeth groove portion, interior pawl is hooked plate and is plugged in together by the cooperation in gear shaping portion and teeth groove portion, the first sawtooth is provided with in teeth groove portion, gear shaping portion is provided with the second sawtooth with the first jigsaw fit, interior pawl hook plate is also provided with the lock cooperatively interacted release and lock porosity, and lock releases and is hinged on interior pawl hook plate, and the free end that lock releases is provided with lifting piece.This utility model just can not only can be locked and open without the need to any aid, and open whenever and wherever possible, reduce operating time, and try to gain time precious to one for rescue patient, improve success rate of operation, and adjustment can be facilitated to open breast close up width, fixing easy, stable.
Description
Technical field
This utility model relates to a kind of breastbone close holder, belongs to medical instruments field, says it is the breastbone close holder can opened fast after a kind of cardiothoracic surgery open chest surgery in detail.
Background technology
At present, in the treatment needing open chest surgery, the breastbone closing fixer operation of closing breast operation use still has weak point, one is with cam, utilizes cam major and minor axis principle, rotating cam major axis to time, it struts and reaches locking, is threaded to short axial recurrence of disease at the same time next year and returns the principle of namely unclamping; Another adopts lock to release, press and namely strut, lock, namely mentioning resets to reach unclamps, the first need use instrument rotating cam, lock to open all to need instrument, the second is without the need to instrument, only need just can complete locking with hands or unclamp, but problem be, with hands press lock passable, but instrument must be used just to open, because lock releases very little, stick up when lock releases and upsprings above, press gently and can reach locking, but cannot open fast when needing to open, the object opened immediately without the need to instrument can not be met whenever and wherever possible.Patent Office of State Intellectual Property Office discloses the name that applicant Cao Weiyu on July 30th, 2014 applies for and is called: claw type sternum fixer, and application number is the patent of invention of 201410370991.2, and the lock of this patent releases after locking and can not open fast.After having performed the operation, after patient transfers to the ICU in ward, due to the particularity of operation on heart, patient happens suddenly after complication, and must reopen thoracic cavity with prestissimo and rescue, the time of rescue calculated with second.Above-mentioned breast bone closing device does not all possess the function opened fast.
Summary of the invention
The purpose of this utility model solves above-mentioned the deficiencies in the prior art, there is provided a kind of just can be locked and open fast, when there is complication after thoracic surgery completes, without the need to any aid, can open fast anywhere or anytime and rescue, for rescue patient tries to gain time precious to one, improve the breastbone close holder of success rate of operation.
This utility model solves the technical scheme that above-mentioned the deficiencies in the prior art adopt:
A kind of breastbone close holder, it comprises interior pawl and hooks plate and outer pawl hook plate, outer pawl hooks socket plate with spline portion, interior pawl hooks on plate has the gear shaping portion coordinated with the grafting of teeth groove portion, interior pawl is hooked plate and is plugged in together by the cooperation in gear shaping portion and teeth groove portion, is provided with the first sawtooth, gear shaping portion is provided with the second sawtooth with the first jigsaw fit in teeth groove portion, interior pawl hooks and plate is also provided with the lock cooperatively interacted releases and lock porosity, and lock releases and is hinged on interior pawl and hooks on plate; When lock release relative to interior pawl hook plate turn to detach lock porosity time, first sawtooth in teeth groove portion and second sawtooth in gear shaping portion be separated in case interior pawl hook plate and outer pawl hook plate move coordinate realize both upper and lower, move left and right; When lock release relative to interior pawl hook plate turn to coordinate in lock porosity time, first sawtooth in teeth groove portion and second sawtooth in gear shaping portion are meshed and reach interior pawl hook plate and outer pawl hook plate tight fit, now interior pawl hook plate hook plate with outer pawl about, up and down, namely locked cannot activity, it is characterized in that the free end that described lock releases is provided with lifting piece.
This utility model further provides a kind of structure connecting lifting piece on lock releases, and the free end that lock releases has lift piece bores, and lifting piece is through in lift piece bores.
Further, lifting piece is loop configuration.
Further, the tinsel be made up of medical stainless steel or medical pure titanium silk or medical titanium alloy material of lifting piece.
Further provide a kind of structure to catch on breastbone outer better so that open chest surgery, interior pawl hooks plate and also has pawl in breastbone, and outer pawl hooks plate and also has the outer pawl of breastbone, and in breastbone, pawl and the outer pawl of breastbone match and arrange to catch on breastbone outer.Further in order to make out breast regulate breastbone width, the scope of application is wide, and be conducive to operator and select when performing the operation, teeth groove portion is the groove of through whole socket.
Put into outer pawl from all directions when non-snap close hook plate to enable interior pawl hook plate further, and interior pawl hook plate and outer pawl hook plate and can not produce shifting phenomena when its snap close, interior pawl hooks between plate and outer pawl hook plate and is provided with position-limit mechanism, the dovetail groove that position-limit mechanism comprises fin and matches with corresponding fin, fin is arranged in gear shaping portion, and being positioned at the below of the second sawtooth, the sidepiece in teeth groove portion on socket left by dovetail groove, and is positioned at the below of the first sawtooth; The teeth groove portion that interior pawl hook plate its gear shaping portion and outer pawl when not pressing lock and releasing hook plate coordinates for dynamic, so when lock release relative to interior pawl hook plate turn to detach lock porosity time, fin and dovetail groove fail contact coordinate the gear shaping portion that interior pawl can be made to hook plate put into outer pawl hook both teeth groove portion realizations of plate upper and lower, move left and right; And release and hook plate relative to pawl when the gear shaping portion that interior pawl hooks plate puts into lock when outer pawl hooks the teeth groove portion of plate and turn to and coordinate into lock porosity, fin is engaged in dovetail groove.
Being arranged on the cover-up surface after on breastbone to reduce this claw type sternum fixer further, making blood for better, making healing faster and better, the socket that outer pawl hooks plate have multiple minimizing and breastbone contact area thus increase the air-vent of blood confession.
Further provide a kind of structure that can realize the first sawtooth and the second engagement and disengaging, lock porosity is provided with mating surface, be provided with fillet surface on lock releases, mating surface matches with fillet surface and hooks plate make the second sawtooth and the first engagement for use in strutting interior pawl.
Further, interior pawl hooks plate and/or outer pawl hook plate and/or lock and releases and to be made up of industrially pure titanium material.
Beneficial effect
Adopt the technical scheme that this utility model provides, compared with existing known technology, there is following beneficial effect: after have employed technique scheme, this breastbone close holder is provided with lifting piece on lock releases, when needs pull-out lock releases, finger is only needed to catch on lifting piece outward, just lock can be released from locking porosity and pull out, when there is complication after thoracic surgery completes, without the need to any aid, can open fast anywhere or anytime and rescue, for rescue patient tries to gain time precious to one, improve success rate of operation, in addition, breastbone close holder of the present utility model adopts lock to release, and the lock porosity coordinated that releases with lock is accordingly designed on interior pawl hook plate, lock is released, and to hook plate with interior pawl combined, connect with pivot pin that make it lock to release to hook at interior pawl up and down can be movable in plate, for unclamping shape when lock releases upwards, it is locking shape when pressing, when lock release open time its in pawl hook the opening of plate and reduce, its gear shaping portion can put into freely up and down or the teeth groove portion that outer pawl hooks plate is slipped in left and right, claw type sternum fixer puts in place and only need to press lock when need fix and release and enter lock porosity, lock is utilized to release a following fillet surface, its overlying dimension becomes in large press-in lock porosity makes interior pawl hook plate strut, it is made to reach locking rapidly after the first sawtooth that its second sawtooth and outer pawl hook plate is engaged, it is relative fixing with outer pawl hook plate that interior pawl hooks plate, such structure can facilitate adjustment to open breast to close up width, fixing easy, stable.
Accompanying drawing explanation
Fig. 1 is the axonometric chart of breastbone close holder of the present utility model.
Fig. 2 is the structural representation that outer pawl of the present utility model hooks plate.
Fig. 3 is the structural representation that interior pawl of the present utility model hooks plate.
Fig. 4 is the structural representation that lock of the present utility model releases.
Fig. 5 is the axonometric chart that lock of the present utility model releases.
Fig. 6 is the structural representation of lifting piece of the present utility model.
Detailed description of the invention
In order to make content of the present utility model more easily be clearly understood, below according to specific embodiment also by reference to the accompanying drawings, to this
Utility model is described in further detail.
Breastbone close holder as shown in Fig. 1 ~ 6, it comprises interior pawl and hooks plate 201 and outer pawl hook plate 101, outer pawl hooks the socket 1 plate 101 with spline portion 1-1, interior pawl hooks on plate 201 has the gear shaping portion 2 coordinated with teeth groove portion 1-1 grafting, interior pawl is hooked plate 201 and is plugged in together by the cooperation of gear shaping portion 2 and teeth groove portion 1-1, the first sawtooth 1-2 is provided with in teeth groove portion 1-1, gear shaping portion 2 is provided with the second sawtooth 2-1 coordinated with the first sawtooth 1-2, interior pawl hooks and plate 201 is also provided with the lock cooperatively interacted and releases 3 and lock porosity 2-2, and lock releases and 3 is hinged on interior pawl and hooks on plate 201, lock release 3 free end on be provided with lifting piece 100, when lock release 3 relative to interior pawl hook plate 20 turn to detach lock porosity 2-2 time, the first sawtooth 1-2 of teeth groove portion 1-1 and the second sawtooth 2-1 in gear shaping portion 2 be separated in case interior pawl hook plate 201 and outer pawl hook plate 101 dynamic coordinate realize both upper and lower, move left and right, when lock release 3 relative to interior pawl hook plate 201 turn to coordinate in lock porosity 2-2 time, the first sawtooth 1-2 of teeth groove portion 1-1 and the second sawtooth 2-1 in gear shaping portion 2 is meshed and reaches interior pawl and hook plate 201 and outer pawl hooks plate 101 tight fit.As shown in Fig. 1, lock release 3 free end on have lift piece bores 33, lifting piece 100 be through lift piece bores 33 in.As shown in Fig. 6, lifting piece 100 is loop configuration, and lifting piece 100 can be wire drawing.The filament diameter of the lifting piece 100 of the present embodiment is the soft silk of 0.6mm.Lifting piece 100 is made up of medical stainless steel or medical pure titanium silk or medical titanium alloy material, but is not limited thereto.In order to catch on breastbone outer better so that open chest surgery, as shown in Fig. 1, interior pawl hooks plate 201 and also has pawl 4 in breastbone, and outer pawl hooks plate 101 and also has the outer pawl 5 of breastbone, and in breastbone, pawl 4 and the outer pawl 5 of breastbone match and arrange to catch on breastbone outer.In order to make out breast adjustment width wide, the scope of application is wide, and be conducive to operator and select when performing the operation, as shown in Fig. 1, teeth groove portion 1-1 is the groove of through whole socket 1.Hook plate 201 to enable interior pawl to put into outer pawl from all directions when non-snap close and hook plate 101, and interior pawl hook plate 201 and outer pawl hook plate 101 and can not produce shifting phenomena when its snap close, as shown in Fig. 1, interior pawl hooks between plate 201 and outer pawl hook plate 101 and is provided with position-limit mechanism, the dovetail groove 7 that position-limit mechanism comprises fin 6 and matches with corresponding fin 6, fin 6 is arranged in gear shaping portion 2, and be positioned at the below of the second sawtooth 2-1, the sidepiece of teeth groove portion 1-1 on socket 1 left by dovetail groove 7, and is positioned at the below of the first sawtooth 1-2; Interior pawl hook plate 201 do not press lock release 3 time its gear shaping portion 2 move to coordinate with the teeth groove portion 1-1 that outer pawl hooks plate 101, so when lock release 3 relative to interior pawl hook plate 201 turn to detach lock porosity 2-2 time, fin 6 and dovetail groove 7 fail contact coordinate the gear shaping portion 2 that interior pawl can be made to hook plate 201 put into outer pawl hook both teeth groove portion 1-1 realizations of plate 101 upper and lower, move left and right; When lock release 3 relative to interior pawl hook plate 201 turn to coordinate in lock porosity 2-2 and the gear shaping portion 2 that interior pawl hooks plate 201 put into outer pawl hook the teeth groove portion 1-1 of plate 101 time, fin 6 is engaged in dovetail groove 7.Being arranged on the cover-up surface after on breastbone to reduce this breastbone close holder, making blood for better, making healing faster and better, as shown in Fig. 2, the socket 1 that outer pawl hooks plate 101 have multiple minimizing and breastbone contact area thus increase the air-vent 1-3 of blood confession.As shown in Fig. 3,4, lock porosity 2-2 is provided with mating surface 2-2-1, lock releases on 3 and is provided with fillet surface 3-1, and mating surface 2-2-1 and fillet surface 3-1 match and hook plate 201 for use in strutting interior pawl the second sawtooth 2-1 is engaged with the first sawtooth 1-2.Interior pawl hooks plate 201 and/or outer pawl and hooks plate 101 and/or lock to release and 3 to be made up of industrially pure titanium material TA3, but is not limited thereto.
Operation principle of the present utility model is as follows:
This breastbone close holder is provided with lifting piece 100 on lock releases, when needs pull-out lock release 3 time, finger is only needed to pull out lifting piece 100 outward, just lock can be released and 3 to pull out from lock porosity 2-2, achieve and just can be locked and open without the need to any aid, and the object opened fast whenever and wherever possible, reduce operating time, during for complication occurs after thoracic surgery completes, rescue patient tries to gain time precious to one, and improves success rate of operation, breastbone close holder of the present utility model adopts lock to release 3, and the 3 lock porosity 2-2 coordinated that release with lock are accordingly designed on interior pawl hook plate 201, lock is released 3, and to hook plate 201 combined with interior pawl, connect with pivot pin and make it lock to release 3 hook at interior pawl up and down can be movable in plate 201, lock release 3 upwards time for unclamping shape, it is locking shape when pressing, when lock release 3 open time its in pawl hook the opening of plate 201 and reduce, its gear shaping portion 2 can put into freely up and down or the teeth groove portion 1-1 that outer pawl hooks plate 101 is slipped in left and right, claw type sternum fixer puts in place and only need to press lock when need fix and release and 3 enter lock porosity 2-2, lock is utilized to release 3 following fillet surface 3-1, its overlying dimension becomes in large press-in lock porosity 2-2 makes interior pawl hook plate 201 strut, it is made to reach locking rapidly after the first sawtooth 1-2 that its second sawtooth 2-1 and outer pawl hook plate 101 is engaged, it is relative fixing with outer pawl hook plate 101 that interior pawl hooks plate 201, such structure can facilitate adjustment to open breast to close up width, fixing easy, stable.
Above-described specific embodiment; technical problem, technical scheme and beneficial effect that this utility model solves are further described; be understood that; the foregoing is only specific embodiment of the utility model; be not limited to this utility model; all within spirit of the present utility model and principle, any amendment made, equivalent replacement, improvement etc., all should be included within protection domain of the present utility model.
Claims (10)
1. a breastbone close holder, it comprises interior pawl and hooks plate (201) and outer pawl hook plate (101), outer pawl hooks the socket (1) plate (101) with spline portion (1-1), interior pawl hooks on plate (201) has the gear shaping portion (2) coordinated with teeth groove portion (1-1) grafting, interior pawl is hooked plate (201) and is plugged in together by the cooperation of gear shaping portion (2) and teeth groove portion (1-1), the first sawtooth (1-2) is provided with in teeth groove portion (1-1), gear shaping portion (2) is provided with the second sawtooth (2-1) coordinated with the first sawtooth (1-2), described interior pawl hook plate (201) is also provided with the lock cooperatively interacted release (3) and lock porosity (2-2), and lock releases, (3) are hinged on interior pawl hook plate (201), when lock release (3) relative to interior pawl hook plate (201) turn to detach lock porosity (2-2) time, first sawtooth (1-2) in described teeth groove portion (1-1) and second sawtooth (2-1) of gear shaping portion (2) be separated in case interior pawl hook plate (201) and outer pawl hook both plate (101) dynamic cooperation realizations upper and lower, move left and right, when lock release (3) relative to interior pawl hook plate (201) turn to coordinate in lock porosity (2-2) time, first sawtooth (1-2) in described teeth groove portion (1-1) and second sawtooth (2-1) of gear shaping portion (2) be meshed reach interior pawl hook plate (201) and outer pawl hook plate (101) tight fit, it is characterized in that: described lock release (3) free end on be provided with lifting piece (100).
2., according to the breastbone close holder described in claim 1, it is characterized in that: described lock release (3) free end on have lift piece bores (33), described lifting piece (100) is through in lift piece bores (33).
3. the breastbone close holder according to claim 1 or 2, is characterized in that: described lifting piece (100) is loop configuration.
4. the breastbone close holder according to claim 1 or 2, is characterized in that: described lifting piece (100) is made up of medical stainless steel or medical pure titanium silk or medical titanium alloy material.
5. according to the breastbone close holder described in claim 1, it is characterized in that: described interior pawl hooks plate (201) and also has pawl in breastbone (4), described outer pawl hooks plate (101) and also has the outer pawl (5) of breastbone, and in breastbone, pawl (4) and the outer pawl (5) of breastbone match and arrange to catch on breastbone outer.
6. according to the breastbone close holder described in claim 1, it is characterized in that: described teeth groove portion (1-1) is the groove of through whole socket (1).
7. according to the breastbone close holder described in claim 1, it is characterized in that: described interior pawl hooks between plate (201) and outer pawl hook plate (101) and is provided with position-limit mechanism, the dovetail groove (7) that described position-limit mechanism comprises fin (6) and matches with corresponding fin (6), fin (6) is arranged in gear shaping portion (2), and be positioned at the below of the second sawtooth (2-1), the sidepiece in the upper teeth groove portion (1-1) of socket (1) left by dovetail groove (7), and is positioned at the below of the first sawtooth (1-2); When lock release (3) relative to interior pawl hook plate (201) turn to detach lock porosity (2-2) time, fin (6) and dovetail groove (7) fail contact gear shaping portion (2) that cooperation can make interior pawl hook plate (201) put into both teeth groove portion (1-1) realizations of outer pawl hook plate (101) upper and lower, move left and right; When lock release (3) relative to interior pawl hook plate (201) turn to coordinate into lock porosity (2-2) in and the gear shaping portion (2) that interior pawl hooks plate (201) puts into teeth groove portion (1-1) of outer pawl hook plate (101) time, fin (6) is engaged in dovetail groove (7).
8. according to the breastbone close holder described in claim 1, it is characterized in that: the socket (1) that described outer pawl hooks plate (101) have multiple minimizing and breastbone contact area thus increase the air-vent (1-3) of blood confession.
9. according to the breastbone close holder described in claim 1, it is characterized in that: described lock porosity (2-2) is provided with mating surface (2-2-1), described lock releases on (3) and is provided with fillet surface (3-1), and mating surface (2-2-1) and fillet surface (3-1) match and hook plate (201) for use in strutting interior pawl the second sawtooth (2-1) is engaged with the first sawtooth (1-2).
10. according to the breastbone close holder described in claim 1, it is characterized in that: described interior pawl hooks plate (201) and/or outer pawl hook plate (101) and/or locks release (3) and is made up of medical pure titanium material.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520050973.6U CN204446068U (en) | 2015-01-26 | 2015-01-26 | Breastbone close holder |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520050973.6U CN204446068U (en) | 2015-01-26 | 2015-01-26 | Breastbone close holder |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204446068U true CN204446068U (en) | 2015-07-08 |
Family
ID=53653023
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520050973.6U Active CN204446068U (en) | 2015-01-26 | 2015-01-26 | Breastbone close holder |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204446068U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2017102915A1 (en) * | 2015-12-16 | 2017-06-22 | Neos Surgery, S.L. | Sternal closure assembly |
| CN107961064A (en) * | 2017-08-10 | 2018-04-27 | 常州华森医疗器械有限公司 | Breastbone closing fixer |
| CN110123429A (en) * | 2019-05-21 | 2019-08-16 | 中国科学院力学研究所 | A kind of self-locking breastbone stapler of mechanics |
-
2015
- 2015-01-26 CN CN201520050973.6U patent/CN204446068U/en active Active
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2017102915A1 (en) * | 2015-12-16 | 2017-06-22 | Neos Surgery, S.L. | Sternal closure assembly |
| US10105170B2 (en) | 2015-12-16 | 2018-10-23 | Neos Surgery | Sternal closure assembly |
| EP3970646A1 (en) * | 2015-12-16 | 2022-03-23 | Neos Surgery, S.L. | Sternal closure assembly |
| CN107961064A (en) * | 2017-08-10 | 2018-04-27 | 常州华森医疗器械有限公司 | Breastbone closing fixer |
| CN110123429A (en) * | 2019-05-21 | 2019-08-16 | 中国科学院力学研究所 | A kind of self-locking breastbone stapler of mechanics |
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| GR01 | Patent grant |