CN204863436U - Be used for sternal memory alloy coaptation board - Google Patents
Be used for sternal memory alloy coaptation board Download PDFInfo
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- CN204863436U CN204863436U CN201520359931.0U CN201520359931U CN204863436U CN 204863436 U CN204863436 U CN 204863436U CN 201520359931 U CN201520359931 U CN 201520359931U CN 204863436 U CN204863436 U CN 204863436U
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Abstract
The utility model relates to a be used for sternal memory alloy coaptation board, its characterized in that: the coaptation board be formed by connecting with card income portion two parts in spout portion, the one end of spout portion is equipped with the spout, the one end of card income portion is equipped with a set of support arm that slides with spout matched with, the tip that slides the support arm is equipped with the locking part, the spout and the decomposition mode through locking part formation block locking joint mode or unblock dismantlement between the support arm of slideing, spout portion is equipped with the corresponding arm of surrouning respectively with one side of card income portion, spout portion or block and surround arm quantity for 1 -3 into the unilateral setting of portion. The coaptation board constitutes by two parts independent spout portions and card income portion, spout portion goes into the bilge construction with the card and corresponds, can assemble locking and quick dismantlement, is an easy operation, the wound is little, it is convenient to take out, fixes reliable brestbone board.
Description
Technical field
This utility model relates to the technical field of blade plate, specifically a kind of memory alloy plate osteosynthesis for breastbone.
Background technology
Breastbone pass breast art and fracture of the sternum are fixed with multiple method clinically at present, include wire binding fixation, titanium plate titanium Pinning, Absorbable rod bone fracture plate for breastbone.But all inevitable existing defects of existing method, wire binding fixation easily causes poor healing after operation in patients, seriously vertical diaphragm Infective morbidity more can occur, and in osteoporosis patient, need be cautious use of steel wire, in order to avoid form longitudinal cutting to breastbone.Titanium plate fixation, though comparatively steel wire is better in prognosis, need hole on breastbone, increase operating time, strengthen operation risk, Absorbable rod breastbone fixing head, operates extremely loaded down with trivial details, and fixing not firm and fresh for using.And in recent years have expert that memory alloy plate osteosynthesis is used for breastbone to fix, it utilizes the shape memory effect of memory alloy material, places it in ice normal saline, and product can deliquescing.Strutted with specific purpose tool, be placed on breastbone, with the warm saline hot compress of about 45 DEG C, encircling arm can encircle breastbone automatically, plays and encircles fixing, promote the effect that breastbone heals to breastbone.
But memory alloy for breastbone encircling bone bonding plate at present on the market is easily inserted, but be not easy to take out, concerning the operating time extending related surgical the patient needing secondary thoracotomy or promptly open breast, increase operation risk.Therefore clinically in the urgent need to, simple to operate, wound is little, and it is convenient to take out, fixing reliable breastbone fixing head.
Summary of the invention
The purpose of this utility model is the memory alloy plate osteosynthesis for breastbone providing a kind of improvement, and it can overcome memorial alloy encircling bone bonding plate in prior art and easily insert, but is not easy the some shortcomings of taking-up.
To achieve these goals, the technical solution of the utility model is: a kind of memory alloy plate osteosynthesis for breastbone, it is characterized in that: described blade plate is formed by connecting by slide groove portion and snapin part two parts, one end of slide groove portion is provided with chute, one end of snapin part is provided with a group of matching with chute and slides support arm, the end of sliding support arm is provided with locking member, chute and slide and form snap-in lock stressed joint mode by locking member between support arm or unlock the isolation dismantled, the side of slide groove portion and snapin part is respectively equipped with and corresponding encircles arm, the arm quantity of encircling of the one-sided setting of slide groove portion or snapin part is 1-3.
During use, blade plate described in the utility model is independently made up of in slide groove portion and snapin part two parts, and slide groove portion and snapin part structure correspondence, can carry out assembling locking and quick-detachment, one-sided being respectively equipped with of slide groove portion and snapin part encircles arm simultaneously, when after above-mentioned two assembling parts locking.When fixing breastbone, product is placed in the ice normal saline of 0 ~ 5 DEG C, struts by special distraction forcep and encircle arm, be placed on the breastbone that need fix, with the warm saline hot compress of about 45 DEG C, encircle arm and automatically encircle breastbone, when needs take out blade plate, unlocked by locking device, namely slide groove portion is separated at once with snapin part, easily two pieces parts can be taken out from breastbone both sides, complete dismantlement work, be a kind of simple to operate, wound is little, it is convenient to take out, fixing reliable sternal bar.
Accompanying drawing explanation
Fig. 1 is the structural representation that this utility model encircles arm for a pair.
Fig. 2 is that this utility model two is to the structural representation encircling arm.
Fig. 3 is that this utility model three is to the structural representation encircling arm.
Fig. 4 is the structural representation of snapin part in Fig. 1.
Fig. 5, Fig. 6 are the structural representation of slide groove portion in Fig. 1.
Fig. 7 is the structural representation of snapin part in Fig. 2.
Fig. 8, Fig. 9 are the structural representation of slide groove portion in Fig. 2.
Figure 10 is the structural representation of snapin part in Fig. 3.
Figure 11, Figure 12 are the structural representation of slide groove portion in Fig. 3.
Detailed description of the invention
Below in conjunction with drawings and Examples, the utility model will be further described.
Label in each accompanying drawing is expressed as follows:
Support arm, 31 projections, 32. deformed end, 33 reinforcement ends, 4 extraction hole, 5 safety locks are slided in 1 snapin part, 2 slide groove portion, 3;
6 encircle arm, 61 extension, 62 kinks, 63 clamping parts, 64 first ring arms, 65 second encircle arm, 66 pressed on ring arms, 67 medium ring arms, encircle arm 68 times;
7 connecting portions, 8 breach, 9 chute blend stops, 91 rectangles embed cell body, 92 chute base plates.
A kind of memory alloy plate osteosynthesis for breastbone described in the utility model, its difference with the prior art is: described blade plate is formed by connecting by slide groove portion and snapin part two parts, one end of slide groove portion is provided with chute, one end of snapin part is provided with a group of matching with chute and slides support arm, the end of sliding support arm is provided with locking member, chute and slide between support arm and form snap-in lock stressed joint mode by locking member, or form chute by the unblock of locking member and slide the isolation that the unblock between support arm dismantles, the side of slide groove portion and snapin part is respectively equipped with and corresponding encircles arm, the arm quantity of encircling of the one-sided setting of slide groove portion or snapin part is 1-3.
Slide support arm and have two, sliding support arm with encircling between arm group is connected by a junction, described locking member is provided with safety lock and extraction hole, slide one end that support arm is connected with connecting portion to strengthen holding for sliding support arm, slide the other end of support arm for sliding support arm deformed end, the width sliding support arm deformed end is less than or equal to the width sliding support arm and strengthen holding, like this under the effect of external force, the deformed end sliding support arm can be rotated around sliding support arm reinforcement end, when the deformed end that two are slided support arm is drawn close mutually, safety lock just skids off from the end of chute blend stop, slide groove portion and snapin part are unlocked, two parts are easily separated
Slide support arm and have two, two ends of sliding support arm are equipped with the safety lock of outwardly convex, and two tip inside sliding support arm are respectively equipped with a projection, and projection is provided with extraction hole; Slide support arm and have two, wherein one is slided the safety lock being provided with outwardly convex of support arm, and this tip inside sliding support arm is provided with the projection corresponding with safety lock, and projection is provided with extraction hole.Projection shape is semicircle, triangle, square or rectangle; Extraction hole is circular, square, triangle, ellipse or diamond shape.
Chute in slide groove portion is made up of chute base plate and the chute blend stop being located at chute base plate both sides, and chute blend stop is L-type, forms a rectangle and embed cell body between chute blend stop and chute base plate; One end of chute base plate with encircle arm group and form one and be connected, the length of chute blend stop is less than the length of chute base plate, and form a step-like breach between one end of chute blend stop and chute base plate installation portion, the size of this breach matches with the size of safety lock.
Slide groove portion and snapin part one-sided arranges one and encircles arm, and both sides encircle the internal diameter of arm and length can be identical or different; Slide groove portion or snapin part one-sided arranges two and encircles arm, and one of them encircles the length of arm and internal diameter is greater than another length of encircling arm and internal diameter, or two length of encircling arm and internal diameter equally large; Slide groove portion or snapin part one-sided arranges three and encircles arm, and the length of pressed on ring arm and internal diameter are greater than length and the internal diameter of medium ring arm, encircle length and the internal diameter of arm under the length of medium ring arm and internal diameter are more than or equal to; Or upper and lower encircle arm length and internal diameter be greater than length and the internal diameter of medium ring arm; Or under encircle length and the internal diameter that the length of arm and internal diameter be greater than medium ring arm, the length of medium ring arm and internal diameter are more than or equal to length and the internal diameter of pressed on ring arm, or to encircle the length internal diameter of arm all identical three, upper, middle and lower.
Camber line structure that arm is formed by connecting by extension, kink and clamping part that what slide groove portion and side, snapin part were provided with encircle
This patent product, when assembling, can freely be assembled, and citing snapin part and slide groove portion have one to encircle arm to assemble, two also can be had respectively to encircle arm and assemble, three also can be had respectively to encircle arm and assemble respectively; Can also be one and encircle arm in asymmetric assembling such as side, opposite side is three and encircles arm, and two, side also can be adopted to encircle arm, and opposite side three encircles arm, needs to come completed knocked down products according to clinical.Concrete assembling mode is as follows, and slide groove portion side is provided with one and encircles arm, and the snapin part corresponding with slide groove portion is provided with three and encircles arm; Slide groove portion side is provided with two and encircles arm, and the snapin part corresponding with slide groove portion is provided with three and encircles arm; The side of snapin part is provided with one and encircles arm, and the slide groove portion corresponding with snapin part is provided with three and encircles arm; The side of snapin part is provided with two and encircles arm, and the slide groove portion corresponding with snapin part is provided with three and encircles arm.
During use, product is placed in 0-5 degree ice normal saline, use special distraction forcep, the arm of encircling on both sides is strutted one by one, put on breastbone that is that need fix or that need close, with the warm saline hot compress of about 45 degree, utilize the shape-memory properties of memory alloy material, encircle arm to automatically reply, fixing or closedown breastbone.This patent product is when taking out, the extraction hole on resting arm is stretched into the needle holder of instrument or operating room, from extraction hole both sides to inner clip, when the internal diameter width of the width sliding support arm both sides with safety lock lower than chute, snapin part can be exited from slide groove portion, two parts products are taken out from breastbone both sides, just easily can complete dismounting.
This patent product is when inserting breastbone, because the width of each costal notches of breastbone is different, therefore when encircling arm and being greater than 2 pairs, often pair of length of encircling arm and internal diameter can be different, can freely assemble when assembling, can be assembled into and encircle arm type wide at the top and narrow at the bottom, also can be assembled into and encircle the consistent type of arm internal diameter, or be assembled into two narrow below two to encircling the wide situation of arm to encircling arm above.
Above content is in conjunction with concrete preferred implementation further detailed description of the utility model, can not assert that this utility model is specifically implemented to be confined to these explanations above-mentioned.For this utility model person of an ordinary skill in the technical field, without departing from the concept of the premise utility, some simple deduction or replace can also be made, all should be considered as belonging to protection domain of the present utility model.
Claims (10)
1. the memory alloy plate osteosynthesis for breastbone, it is characterized in that: described blade plate is assembled by slide groove portion and snapin part two parts, one end of slide groove portion is provided with chute, one end of snapin part is provided with a group of matching with chute and slides support arm, the end of sliding support arm is provided with locking member, chute and slide and form snap-in lock stressed joint mode by locking member between support arm or unlock the isolation dismantled, the side of slide groove portion and snapin part is respectively equipped with and corresponding encircles arm, and the arm quantity of encircling of the one-sided setting of slide groove portion or snapin part is 1-3.
2. a kind of memory alloy plate osteosynthesis for breastbone according to claim 1, it is characterized in that: described locking member is provided with safety lock and extraction hole, slide one end that support arm is connected with connecting portion to strengthen holding for sliding support arm, slide the other end of support arm for sliding support arm deformed end, the width sliding support arm deformed end is less than or equal to the width sliding support arm and strengthen holding.
3. a kind of memory alloy plate osteosynthesis for breastbone according to claim 2, it is characterized in that: slide support arm and have two, two ends of sliding support arm are provided with the safety lock of outwardly convex, and two tip inside sliding support arm are respectively equipped with a projection, and projection is provided with extraction hole; Slide support arm and have two, wherein one is slided the safety lock being provided with outwardly convex of support arm, and this tip inside sliding support arm is provided with the projection linked with safety lock, and projection is provided with extraction hole.
4. a kind of memory alloy plate osteosynthesis for breastbone according to claim 1, it is characterized in that: described chute is made up of chute base plate and the chute blend stop being located at chute base plate both sides, chute blend stop is L-type, forms a rectangle and embed cell body between chute blend stop and chute base plate; One end of chute base plate with encircle arm group shape all-in-one-piece and be connected, the length of chute blend stop is less than the length of chute base plate, and form a step-like vacancy between one end of chute blend stop and chute base plate installation portion, the size of this vacancy matches with the size of safety lock.
5. a kind of memory alloy plate osteosynthesis for breastbone according to claim 3, is characterized in that: the shape of the projection on locking member is semicircle, triangle, square or rectangle; Extraction hole is circular, square, triangle, ellipse or diamond shape.
6. a kind of memory alloy plate osteosynthesis for breastbone according to claim 1, is characterized in that: slide groove portion and snapin part one-sided arranges one and encircle arm, and both sides encircle the internal diameter of arm and length can be identical or different; Slide groove portion or snapin part one-sided arranges two and encircles arm, and one of them encircles the length of arm and internal diameter is greater than another length of encircling arm and internal diameter, or two length of encircling arm and internal diameter equally large; Slide groove portion or snapin part one-sided arranges three and encircles arm, and the length of pressed on ring arm and internal diameter are greater than length and the internal diameter of medium ring arm, encircle length and the internal diameter of arm under the length of medium ring arm and internal diameter are more than or equal to; Or upper and lower encircle arm length and internal diameter be greater than length and the internal diameter of medium ring arm; Or under encircle length and the internal diameter that the length of arm and internal diameter be greater than medium ring arm, the length of medium ring arm and internal diameter are more than or equal to length and the internal diameter of pressed on ring arm, or to encircle the length internal diameter of arm all identical three, upper, middle and lower.
7. a kind of memory alloy plate osteosynthesis for breastbone according to claim 1, it is characterized in that: the side of slide groove portion and snapin part is respectively equipped with one and corresponding encircles arm, the described arc-shaped structure encircled arm and be formed by connecting by extension, kink and clamping part.
8. a kind of memory alloy plate osteosynthesis for breastbone according to claim 1, it is characterized in that: the side of slide groove portion and snapin part is respectively equipped with two corresponding first, second and encircles arm, the described arc-shaped structure encircled arm and be formed by connecting by extension, kink and clamping part, the extension of first ring arm is upwards to extension, and the second extension of encircling arm extends downwards.
9. a kind of memory alloy plate osteosynthesis for breastbone according to claim 1, it is characterized in that: the side of slide groove portion and snapin part is respectively equipped with three corresponding upper, middle and lower and encircles arm, the described arc-shaped structure encircled arm and be formed by connecting by extension, kink and clamping part, the extension of pressed on ring arm upwards to extension, under encircle arm extension extend downwards.
10. a kind of memory alloy plate osteosynthesis for breastbone according to claim 1, it is characterized in that: slide groove portion side is provided with one and encircles arm, the snapin part corresponding with slide groove portion is provided with three and encircles arm; Slide groove portion side is provided with two and encircles arm, and the snapin part corresponding with slide groove portion is provided with three and encircles arm; The side of snapin part is provided with one and encircles arm, and the slide groove portion corresponding with snapin part is provided with three and encircles arm; The side of snapin part is provided with two and encircles arm, and the slide groove portion corresponding with snapin part is provided with three and encircles arm.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520359931.0U CN204863436U (en) | 2015-05-29 | 2015-05-29 | Be used for sternal memory alloy coaptation board |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520359931.0U CN204863436U (en) | 2015-05-29 | 2015-05-29 | Be used for sternal memory alloy coaptation board |
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| CN204863436U true CN204863436U (en) | 2015-12-16 |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107374710A (en) * | 2017-06-22 | 2017-11-24 | 郑州大学第附属医院 | A kind of modularization abdominal cavity load-engaging device |
| CN107468288A (en) * | 2017-06-22 | 2017-12-15 | 郑州大学第附属医院 | A kind of two-part abdominal cavity fetching rod |
| CN114366267A (en) * | 2020-10-14 | 2022-04-19 | 江苏国立医疗器械有限公司 | Breastbone fracture plate |
-
2015
- 2015-05-29 CN CN201520359931.0U patent/CN204863436U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107374710A (en) * | 2017-06-22 | 2017-11-24 | 郑州大学第附属医院 | A kind of modularization abdominal cavity load-engaging device |
| CN107468288A (en) * | 2017-06-22 | 2017-12-15 | 郑州大学第附属医院 | A kind of two-part abdominal cavity fetching rod |
| CN114366267A (en) * | 2020-10-14 | 2022-04-19 | 江苏国立医疗器械有限公司 | Breastbone fracture plate |
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