CN204863326U - Brestbone midsection fixing device that resets - Google Patents
Brestbone midsection fixing device that resets Download PDFInfo
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- CN204863326U CN204863326U CN201520619019.4U CN201520619019U CN204863326U CN 204863326 U CN204863326 U CN 204863326U CN 201520619019 U CN201520619019 U CN 201520619019U CN 204863326 U CN204863326 U CN 204863326U
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- road
- internal tooth
- snap close
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- tooth road
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Abstract
The utility model relates to a brestbone midsection fixing device that resets, including hasp framework and external tooth way area, the outside tooth that the system has vertical orientation to set up on the lower bottom surface of hasp framework is said and is taken, be provided with in the hasp framework that the internal tooth is said and the installation passageway, the internal tooth say with outside tooth say that the area can be matchd and can one -way interlock installation together, the size phase -match in area is said to installation passageway and outside tooth, in outside tooth says that the area can the insert the installation passageway to with internal tooth mutual one -way interlock of way and taut installation. This fixing device has reduced the operating procedure of medical personnel when fixed brestbone, has reduced medical personnel operating time, according to reset ligamentopexis clinical empirical design of brestbone, and simple structure, easy, the low cost of preparation, the device has avoided brestbone the reset difference of fixed in -process personnel operation, the operating time who has reduced medical personnel and work burden etc. Moreover, has convenient to use, easy operation, fixed excellent features such as respond well resets.
Description
Technical field
This utility model belongs to technical field of medical equipment, relate to a kind of medical apparatus and instruments, especially a kind of device reducing medical personnel's breastbone replacement and fixation step, reduce patient's breastbone rib secondary damage, well fix the sternal body replacement and fixation that cardiothoracic surgery median sternotomy cuts.
Background technology
In recent years, updating and becoming more meticulous along with cardiothoracic surgery, mid-sternal incision opens breast approach selected by most of operation on heart, therefore seemed very crucial by the active homing of the breastbone of medisection, breastbone replacement and fixation more options steel wire conventional for many years or titanium cable bundle, and steel wire or the binding of titanium cable be damage sternal body or contiguous rib, especially osteoporosis or diabetics easily, after damage, spongy bone is easily hemorrhage, thus causes new complication.
Therefore, design a kind of without any need for kit, easy and simple to handle, continuous, not easily loose or dislocation can be born, secondary damage do not caused on patient, affect the mid-sternal incision Post operation breastbone reseting fixture of subsequent detection there is great clinical meaning.
By retrieval, find following several sections of patent publication us relevant to this utility model patent application:
1, Medical Bone screw driver for sternum girdle (CN2113756), relate to a kind of medical apparatus and instruments, a particularly Medical Bone screw driver for sternum girdle, it be mainly used in operation on vessels of heart or breastbone operation time, median sternotomy scroll saw open after breastbone reset.Tension and fixing time to tightening injecting of the two uncus nail of pressurization.It is followed closely the nail injecting knochenbruch both sides and is injected mechanism by main body mechanism and the align pressing mechanism of pressing effect and the two uncus of knochenbruch that play be contained in fuselage and form.This nail injection device instead of the complex operations of wearing steel wire, instead of free-hand push-and-pull breastbone or the backward way by Wire pulling breastbone in the past.
2, breastbone fixing clip (CN201064481), relate to a kind of breastbone fixing clip, it is characterized in that: this breastbone fixing clip is made up of the crossbeam (1) of monomer and the U-bend hook (2) that is connected as a single entity with described crossbeam (1) two ends respectively.Of the present utility model longitudinally cut for breastbone after or the breastbone fixing clip of internal fixtion that resets of fracture of the sternum rational in infrastructure, fixing reliable, be conducive to breastbone skeleton myocardial revascularization and bone growth recovers.
By contrast, there are the different of essence in this utility model patent application and above-mentioned patent publication us.
Summary of the invention
The purpose of this utility model is to overcome the deficiencies in the prior art part, there is provided a kind of and reduce the operating procedure of medical personnel when fixing breastbone, reduce medical personnel's operating time, simultaneously, reduce in reseting procedure breast bone as far as possible, the secondary damage of rib, and strengthen the median sternotomy open reduction fixture of bearing capacity of postoperative breastbone, this breastbone reseting fixture designs according to breastbone replacement and fixation art clinical experience, structure is simple, make easily, with low cost, and the device avoids the difference of human users in breastbone replacement and fixation process, decrease the operating time and work load etc. of medical personnel, have easy to use, simple to operate, replacement and fixation is respond well waits good characteristic.
For achieving the above object, this utility model realizes by the following technical solutions:
A kind of median sternotomy open reduction fixture, comprise snap close framework and external tooth road band, the bottom surface of described snap close framework is shaped with the external teeth road band that vertical direction is arranged, be provided with internal tooth road in described snap close framework and passage is installed, internal tooth road can mate with external teeth road band and can unidirectionally be engaged and is installed together, the size of installing passage and external teeth road band matches, and external teeth road band can insert in installation passage, and with internal tooth road mutual unidirectional be engaged and strain install.
And described snap close framework, internal tooth road, installation passage and external teeth road band are integrated to be made, and the elastic modelling quantity of the material of described snap close framework, internal tooth road and external teeth road band is close to spongy bone.
And described snap close is made by medical macromolecular materials.
And described snap close framework is square, rectangle or circle.
And the width of described snap close framework or diameter are 1mm-300mm, height or diameter are 1mm-300mm, length or diameter are 1mm-300mm, or described internal tooth road width is 1-200mm, the internal tooth road degree of depth is 0.1-10mm, and internal tooth is spaced apart 0.1-10mm, and internal tooth slope is 1-89 degree.
And the width of described snap close framework or diameter are 7mmmm, height or diameter are 5mm, and length or diameter are 8mm, or the described snap close framework inner teeth road degree of depth is 1.2mm, and internal tooth road is spaced apart 0.3mm, and slope, internal tooth road is 75 degree.
And described external teeth road band is made by medical macromolecular materials.
And described external teeth road length is 1mm-300mm, and external tooth road width is 1mm-100mm, and the external tooth road degree of depth is 0.1-10mm, and external tooth road is spaced apart 0.1-10mm, and slope, external tooth road is 1-89 degree.
And described external teeth road strip length is 30mm, and external tooth road width is 5mm, and the external tooth road degree of depth is 1mm, and external tooth road is spaced apart 0.3mm, and slope, external tooth road is 75 degree.
Advantage of the present utility model and good effect are:
1, this fixture decreases the operating procedure of medical personnel when fixing breastbone, decrease medical personnel's operating time, simultaneously, tooth road fixing band and fixation with steel wire method decrease the pressure to sternal body local, multiple spot occlusion fixedly ensure that to reset stablizes, and the elastic modelling quantity of selection material is close to spongy bone, obviously alleviate immobilization material to damage the rigidity of sternal body, reduce in reseting procedure breast bone as far as possible, the secondary damage of rib, enhance the bearing capacity of postoperative breastbone, this breastbone reseting fixture designs according to breastbone replacement and fixation art clinical experience, structure is simple, make easily, with low cost, and the device avoids the difference of human users in breastbone replacement and fixation process, decrease the operating time and work load etc. of medical personnel, have easy to use, simple to operate, replacement and fixation is respond well waits good characteristic.
2, this fixture is provided with snap close framework, framework inner teeth road, in framework, passage and external teeth road band are installed, in use, band bundle in external teeth road is walked around the sternal body of anatomical reduction, then through the installation passage of snap close framework, after being engaged with internal tooth road is unidirectional, strain when snap close framework is adjusted to the correct position of intercostal space, finally unnecessary external tooth road band is cut out flat, the fixing of sternal body for whole medisection can select this fixture multiple to be bundled in suitable anatomical position, if be accidentally unsatisfied with fixed position, can be cut off and take out and change another, this fixed form operation is simple flexibly, external tooth road fixing band compares the pressure greatly reduced sternal body fixed position with fixation with steel wire, and the elastic modelling quantity of selection material is close to spongy bone, obviously alleviate immobilization material to damage the rigidity of sternal body, decrease complication, there is very large value for clinical application, be worth of widely use.
3, this fixture avoids the damage sternal body or contiguous rib that traditional steel wire bundle breastbone brings, the medical macromolecular materials adopted, the elastic modelling quantity of material is less than osseous tissue, and binding contact area is greater than traditional steel wire and titanium cable, but toughness is fine, can avoid loosening by unidirectional tooth road fixed form, can cut off with surgical scissors or electric knife during second operation, extremely easy to use.
4, the external teeth road structure of this fixture, can design according to the width of intercostal space, and the patient with operation that applicable intercostal space is different to greatest extent, ensures easy to use and fixed effect is good; This fixture is one-body molded, and use procedure, without the need to carrying out unnecessary operation technique, effectively reduces the secondary damage of traditional fixed form to breastbone or rib.
5, this fixture is without the need to using extra auxiliary tool, easy to use, greatly reduces operating time, decreases complication, has saved medical expense.
Accompanying drawing explanation
Fig. 1 is the anatomical connectivity front view of this fixture;
Fig. 2 is the left view of Fig. 1;
Fig. 3 is the anatomical connectivity enlarged diagram of the snap close of Fig. 1.
Detailed description of the invention
For content of the present utility model, Characteristic can be understood further, hereby exemplify following examples, and coordinate accompanying drawing to be described in detail as follows.It should be noted that, the present embodiment is descriptive, is not determinate, can not limit protection domain of the present utility model thus.
A kind of median sternotomy open reduction fixture, as Fig. 1, shown in Fig. 2 and Fig. 3, comprise snap close framework 1 and external tooth road band 4, the bottom surface of described snap close framework is shaped with the external teeth road band that vertical direction is arranged, be provided with internal tooth road 3 in described snap close framework and passage 2 is installed, internal tooth road can mate with external teeth road band and can unidirectionally be engaged and is installed together, the size of installing passage and external teeth road band matches, external teeth road band can insert to be installed in passage, and with internal tooth road mutual unidirectional be engaged and strain install, thus play the effect bundling the sternal body be cut open, play fixing function, then routine operation is used to cut or the unnecessary external teeth road band passed is cut by electrosurgical knife, cut out flat, to prevent the injury to adjacent tissue.
In the present embodiment, described snap close framework, internal tooth road, installation passage and external teeth road band are integrated to be made, and the elastic modelling quantity of the material of described snap close framework, internal tooth road and external teeth road band is close to spongy bone.
In the present embodiment, described snap close is made by medical macromolecular materials, described snap close framework is square, rectangle or circle, the width of framework or diameter are 1mm-300mm, and height or diameter are 1mm-300mm, and length or diameter are 1mm-300mm, such as, the width of snap close framework or diameter are 7mmmm, and height or diameter are 5mm, and length or diameter are 8mm; Described internal tooth road width is 1-200mm, and the internal tooth road degree of depth is 0.1-10mm, and internal tooth is spaced apart 0.1-10mm, and internal tooth slope is 1-89 degree, and such as, the snap close framework inner teeth road degree of depth is 1.2mm, and internal tooth road is spaced apart 0.3mm, and slope, internal tooth road is 75 degree.
In the present embodiment, described external teeth road band is made by medical macromolecular materials, and external teeth road length is 1mm-300mm, external tooth road width is 1mm-100mm, the external tooth road degree of depth is 0.1-10mm, and external tooth road is spaced apart 0.1-10mm, and slope, external tooth road is 1-89 degree, such as, external teeth road strip length is 30mm, and external tooth road width is 5mm, and the external tooth road degree of depth is 1mm, external tooth road is spaced apart 0.3mm, and slope, external tooth road is 75 degree.
The internal tooth road of this snap close framework is mainly used in being engaged external teeth road, and external teeth road passes the installation passage in snap close framework and is engaged with inner teeth road fixing, and the unnecessary available surgical scissors of external teeth road band or electrosurgical are directly cut out flat.
This structure function is: (1), by the unidirectional multiple spot occlusion between multiple tooth road, prevents slippage, ensures the breastbone close of medisection to greatest extent, promote the wound healing after cutting, reduce the compression to sternal body simultaneously.(2) to fix the process of medisection sternal body as follows for this device: the sternal body 1. using sternal body reduction forceps anatomical reduction; 2. external teeth road band is walked around sternal body, through the installation passage of snap close framework, before tension, framework is placed in intercostal space correct position, then strains; 3. redundance external tooth road band is cut out flat with electrosurgical.
This fixture is provided with snap close framework, framework inner teeth road, in framework, passage and external teeth road band are installed, in use, band bundle in external teeth road is walked around the sternal body of anatomical reduction, then through the installation passage of snap close framework, after being engaged with internal tooth road is unidirectional, strain when snap close framework is adjusted to the correct position of intercostal space, finally unnecessary external tooth road band is cut out flat, the fixing of sternal body for whole medisection can select this fixture multiple to be bundled in suitable anatomical position, if be accidentally unsatisfied with fixed position, can be cut off and take out and change another, this fixed form operation is simple flexibly, external tooth road fixing band compares the pressure greatly reduced sternal body fixed position with fixation with steel wire, and the elastic modelling quantity of selection material is close to spongy bone, obviously alleviate immobilization material to damage the rigidity of sternal body, decrease complication, there is very large value for clinical application, be worth of widely use.
Claims (9)
1. a median sternotomy open reduction fixture, it is characterized in that: comprise snap close framework and external tooth road band, the bottom surface of described snap close framework is shaped with the external teeth road band that vertical direction is arranged, be provided with internal tooth road in described snap close framework and passage is installed, internal tooth road can mate with external teeth road band and can unidirectionally be engaged and is installed together, the size of installing passage and external teeth road band matches, and external teeth road band can insert in installation passage, and with internal tooth road mutual unidirectional be engaged and strain install.
2. median sternotomy open reduction fixture according to claim 1, it is characterized in that: described snap close framework, internal tooth road, installation passage and external teeth road band are integrated to be made, and the elastic modelling quantity of the material of described snap close framework, internal tooth road and external teeth road band is close to spongy bone.
3. median sternotomy open reduction fixture according to claim 1 and 2, is characterized in that: described snap close is made by medical macromolecular materials.
4. median sternotomy open reduction fixture according to claim 3, is characterized in that: described snap close framework is square, rectangle or circle.
5. median sternotomy open reduction fixture according to claim 3, it is characterized in that: the width of described snap close framework or diameter are 1mm-300mm, height or diameter are 1mm-300mm, length or diameter are 1mm-300mm, or described internal tooth road width is 1-200mm, and the internal tooth road degree of depth is 0.1-10mm, internal tooth is spaced apart 0.1-10mm, and internal tooth slope is 1-89 degree.
6. median sternotomy open reduction fixture according to claim 5, it is characterized in that: the width of described snap close framework or diameter are 7mmmm, height or diameter are 5mm, length or diameter are 8mm, or, the described snap close framework inner teeth road degree of depth is 1.2mm, and internal tooth road is spaced apart 0.3mm, and slope, internal tooth road is 75 degree.
7. median sternotomy open reduction fixture according to claim 1 and 2, is characterized in that: described external teeth road band is made by medical macromolecular materials.
8. median sternotomy open reduction fixture according to claim 7, it is characterized in that: described external teeth road length is 1mm-300mm, and external tooth road width is 1mm-100mm, and the external tooth road degree of depth is 0.1-10mm, external tooth road is spaced apart 0.1-10mm, and slope, external tooth road is 1-89 degree.
9. median sternotomy open reduction fixture according to claim 8, is characterized in that: described external teeth road strip length is 30mm, and external tooth road width is 5mm, and the external tooth road degree of depth is 1mm, and external tooth road is spaced apart 0.3mm, and slope, external tooth road is 75 degree.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520619019.4U CN204863326U (en) | 2015-08-17 | 2015-08-17 | Brestbone midsection fixing device that resets |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520619019.4U CN204863326U (en) | 2015-08-17 | 2015-08-17 | Brestbone midsection fixing device that resets |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204863326U true CN204863326U (en) | 2015-12-16 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520619019.4U Expired - Fee Related CN204863326U (en) | 2015-08-17 | 2015-08-17 | Brestbone midsection fixing device that resets |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204863326U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107693104A (en) * | 2017-10-26 | 2018-02-16 | 胡晓予 | Replacement and fixation band after a kind of sternal incisions |
-
2015
- 2015-08-17 CN CN201520619019.4U patent/CN204863326U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107693104A (en) * | 2017-10-26 | 2018-02-16 | 胡晓予 | Replacement and fixation band after a kind of sternal incisions |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20151216 Termination date: 20190817 |
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| CF01 | Termination of patent right due to non-payment of annual fee |