CN204814075U - Improve cutting and hemostatic effect's supersound scalpel simultaneously - Google Patents
Improve cutting and hemostatic effect's supersound scalpel simultaneously Download PDFInfo
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- CN204814075U CN204814075U CN201520534753.0U CN201520534753U CN204814075U CN 204814075 U CN204814075 U CN 204814075U CN 201520534753 U CN201520534753 U CN 201520534753U CN 204814075 U CN204814075 U CN 204814075U
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- cutting
- cutter head
- horn
- ultrasonic surgical
- surgical blade
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Abstract
The utility model discloses an improve cutting and hemostatic effect's supersound scalpel simultaneously, it includes by far away to the piezoceramics body, change width of cloth pole and the tool bit that closely connect gradually, is equipped with the groove of cutting sth. Askew on the near -end anterior segment that becomes width of cloth pole, just the tool bit front end is equipped with transversely splits the mouth, will the tool bit falls into two. Tool bit and change width of cloth pole change the compressional vibration of transducer into complex vibration that the tool bit front end has the composition that violently shakes. The beneficial effect of the utility model embody: the ultrasonic vibration of perpendicular to cutting plane solidifies blood more effectively, and sharp cutting edge simultaneously can the fly -cutting, and this has compensatied traditional supersound and has indulged the defect of shaking the scalpel cutting and stanchhing and to accept or reject to some extent, the tool bit of splitting mouthful that has make tool bit front end transverse vibration fractionated gain, so whole ultrasonic vibration system's efficiency also obtains improving.
Description
Technical field
This utility model relates to a kind of medical device and method thereof, is specifically related to a kind of ultrasonic surgical blade.
Background technology
Ultrasonic surgical blade applies the history of existing more than 20 years on a large scale, compared with other operation method, its advantage is: produce smog few, surgical field of view is clear, and hot injury is little, has tissue cutting concurrently, solidifies and the effect be separated, and accurately can control cutting and freezing range, without the possibility of electric injury, quick oscillation has self purification, and the bonding of cutter and tissue can not occur.
At present conventional have two kinds of base models for the ultrasonic surgical blade cutting blood coagulation: a kind of is chip cutter with sharp keen, plane, dull face blade, and a kind of is scissors cutter with holding function.Sharp keen for fly-cutting, and plane or dull face are used for hemostasis; Scissors cutter is generally blunt mouth, and hemostasis, tissue degeneratiaon formerly, are then easy to pinch off.In the application of current ultrasonic surgical blade, cutting and Blood clotting are conflict bodies, need balance: sharp keen cutter head cutting is fast but coagulating effectiveness is poor, and the blood coagulation of blunt knife head plus-pressure is good but cutting speed is comparatively slow and handle uses rear heating for a long time.
Research shows, when cutter head supersonic vibration direction is perpendicular to when injected organism tissue face, haemostatic effect is good.And ultrasonic vibration system conventional on the market is at present compressional vibration pattern, the direction of cutter head vibration is parallel to when injected organism tissue face.In order to solve the defect that above-mentioned prior art exists, this utility model comes therefrom.
Utility model content
First aspect technical problem to be solved in the utility model is to provide a kind of cutting and has soon, again good thrombogenic ultrasonic surgical blade, and it can produce oscillation crosswise in knife head for surgical front end effectively.
For solving the technical problem of above-mentioned first aspect, this utility model provides a kind of ultrasonic surgical blade simultaneously improving cutting and haemostatic effect, it is characterized in that, it comprises the piezoelectric ceramic body, horn and the cutter head that connect successively from far near, the near-end leading portion of described horn is provided with groove of cutting sth. askew, and described cutter head front end is provided with and laterally splits mouth, by into two pieces for described cutter head, with the complex vibration making cutter head front end produce extensional vibration and oscillation crosswise.
In an optimal technical scheme of the present utility model, described in split mouthful length and be greater than 5 millimeters.
In an optimal technical scheme of the present utility model, described in split mouth and be located on cutter head center line, or depart from cutter head center line.
In an optimal technical scheme of the present utility model, and at least one lateral edges of described cutter head front end is provided with blade.
In an optimal technical scheme of the present utility model, add that clamping limb forms scissors cutter in a blade sides of cutter head.
In an optimal technical scheme of the present utility model, described horn leading portion is cylindrical structure, described cylindrical structure offers at least one groove of cutting sth. askew of particular geometric parameter, the angle of the central shaft of described cut sth. askew groove and horn leading portion is between 25 °-75 °, be preferably 60 °-75 °, be more preferably 70 °-75 °.
In an optimal technical scheme of the present utility model, described groove of cutting sth. askew is simple one dimension grooving, namely processes lathe tool only mobile on an axle, and the described each grooving trend formed like this is single straight line, and the bottom of each grooving in one plane.
In an optimal technical scheme of the present utility model, the far-end of described cutter head connects described horn near-end leading portion by fine thread.
In an optimal technical scheme of the present utility model, described horn far-end back segment connects piezoelectric ceramic body by fine thread.
Ultrasonic surgical blade of the present utility model is compared with the extensional vibration ultrasonic surgical blade of prior art, and the beneficial effects of the utility model are embodied in:
(1) this utility model is provided with by establishing horn leading portion groove of cutting sth. askew, and cutter head front end is provided with, and laterally to split mouth into two pieces by cutter head, the twisting vibration R (Fig. 3) of cutter head rear end is converted to complex vibration F1 and F2 containing oscillation crosswise in cutter head front end, effectively to produce oscillation crosswise in knife head for surgical front end.
(2) cutter head of the present utility model establishes the object of splitting mouth to be amplify to strengthen oscillation crosswise, the length of mouth can be split by adjustment cutter head, oscillation crosswise can be made to obtain controlled amplification, the efficiency of whole vibrational system is improved and reduce handle use for a long time after temperature.
(3) scalpel of the present utility model is while having sharp keen blade fly-cutting, due to perpendicular to the horizontal supersonic vibration organizing tangent plane, haemostatic effect is improve.
Accompanying drawing explanation
Fig. 1 is the syndeton schematic diagram of this utility model ultrasonic surgical blade one embodiment.
Fig. 2 is this utility model ultrasonic surgical blade horn one example structure schematic diagram.
Fig. 3 is the cutter head one example structure schematic diagram of this utility model ultrasonic surgical blade.
Fig. 4 is the another side schematic diagram of Fig. 3.
Fig. 5 is cutter head rear end (far-end) cross section structure schematic diagram.
Fig. 6 is cutter head front end (near-end) cross section structure schematic diagram.
Wherein, 500 fastening bolts; 400 back-end block; 300 piezoelectric ceramic bodies;
100 horn; 110 horn near-end leading portions; 120 horn far-end back segments; 101 cut sth. askew groove; 103 (horn near-end) tapped blind hole; 102 (horn far-end) tapped blind hole;
200 cutter heads; 201 split mouth; 202,203 blades; 204 blades; 205 (cutter head far-end) tapped blind hole.
F1, F2 complex vibration; R twisting vibration.
Detailed description of the invention
Below in conjunction with drawings and Examples, this utility model is illustrated in greater detail.
A kind of ultrasonic surgical blade as shown in Figure 1, it comprises the fastening bolt 500, back-end block 400, piezoelectric ceramic body 300, horn 100 and the cutter head 200 that connect successively from far near, horn near-end leading portion 110 is provided with groove 101 of cutting sth. askew, and cutter head leading portion has transverse direction to split mouth 201, by blade 202,203 into two pieces for cutter head.And at least one lateral edges of described cutter head front end is provided with blade 204.In the technical solution of the utility model, horn near-end leading portion is provided with groove 101 of cutting sth. askew, and together with being fastened to piezoelectric ceramic body 300 by screw thread, the compressional vibration of piezoelectric ceramic body 300 part is converted to horn front end with the complex vibration reversing composition, this utility model is further, establish in cutter head 200 (Fig. 3) front end and split mouth 201, front end is divided into two blades 202 and 203, be threadedly attached to horn 100 front end, the twisting vibration R (Fig. 3) of cutter head rear end is converted to complex vibration F1 and F2 containing oscillation crosswise in cutter head front end the most at last, and direction is contrary.
In a preferred embodiment of the present utility model, laterally splitting mouth 201 length is greater than 5mm, is preferably 5-20mm, is more preferably 10-15mm.
In a preferred embodiment of the present utility model, laterally split mouth 201 and be located on cutter head center line, or depart from cutter head center line.And split a mouthful axis for bearing of trend less parallel cutter head.Cutter head establishes the object of splitting mouth to be amplify to strengthen oscillation crosswise, can split the length of mouth, oscillation crosswise can be made to obtain controlled amplification by adjusting cutter head, the efficiency of whole vibrational system is improved and reduce handle use for a long time after temperature.
In a preferred embodiment of the present utility model, can also add that clamping limb forms scissors cutter in a blade sides of cutter head.
In a preferred embodiment of the present utility model, described horn leading portion is cylindrical structure, described cylindrical structure offers at least one groove of cutting sth. askew of particular geometric parameter, described in cut sth. askew the angle of central shaft of groove and horn leading portion between 25 °-75 °, be preferably 70 °-75 °.
In a preferred embodiment of the present utility model, the far-end of cutter head connects described horn near-end leading portion by fine thread.Specifically, its connected mode can have several: establish tapped blind hole 205 in the distal center of cutter head, in horn leading portion near-end 110, be provided with tapped blind hole 103, and both carry out compact siro spinning technology by another attachment screw or connecting stud; The second way is, is provided with tapped blind hole in the distal center of cutter head, and before horn near-end, intrasegmental part is provided with a connecting stud, and both are connected by fine thread; The third mode is, is provided with tapped blind hole in the distal center of cutter head, and establish the stud of a projection at horn near-end leading portion, it matches with blind hole, and both are connected by fine thread.Certainly other engagement thread can also be adopted to connect, or other connected modes, object is all coordinate to ensure that horn and cutter head are seamless, reduces the loss of energy in junction, ensures balancing energy transmission.
In a preferred embodiment of the present utility model, described horn far-end back segment connects piezoelectric ceramic body by fine thread.One of its implementation is, offers tapped blind hole, the outfan of the piezoelectric ceramic body that is threaded at horn far-end back segment center, to ensure balancing energy transmission, to reduce energy loss.
In this utility model, horn is preferably stairstepping cylinder, establishes connecting stud for the tapped blind hole of the cutter head far-end that is threaded in its leading portion near-end, ensures that horn coordinates with cutter head is seamless, reduces the loss of energy in junction.
In embodiment of the present utility model, horn 100 is stairstepping cylinder, comprise horn near-end leading portion 110 small end of column type, and column type horn far-end back segment 120 is held greatly, near-end leading portion 110 small end is provided with at least one groove 101 of cutting sth. askew.Certain horn 100 can also be the compound horn of circular cone-cylinder, or well known to a person skilled in the art other complex horn, comprise but be not limited to the combined compound horn of the types such as ladder, index, catenary, circular cone, Gauss, Fourier, cosine.
More than show and describe ultimate principle of the present utility model, principal character and advantage of the present utility model.The technical staff of the industry should understand; this utility model is not by the restriction of above-mentioned example; what describe in above-mentioned example and description just illustrates principle of the present utility model; under the prerequisite not departing from this utility model spirit and scope, this utility model also has various changes and modifications, and these changes and improvements all fall within the scope of claimed this utility model.The claimed scope of this utility model is defined by appending claims and equivalent thereof.
Claims (10)
1. one kind is improved the ultrasonic surgical blade of cutting and haemostatic effect simultaneously, it is characterized in that, it comprises the piezoelectric ceramic body, horn and the cutter head that connect successively from far near, the near-end leading portion of described horn is provided with groove of cutting sth. askew, and described cutter head front end is provided with and laterally splits mouth, by into two pieces for described cutter head, with the complex vibration making cutter head front end produce extensional vibration and oscillation crosswise.
2. according to claim 1ly improve cutting and the ultrasonic surgical blade of haemostatic effect simultaneously, it is characterized in that, described in split mouthful length and be greater than 5 millimeters.
3. according to claim 1ly improve cutting and the ultrasonic surgical blade of haemostatic effect simultaneously, it is characterized in that, described in split mouth and be located on cutter head center line, or depart from cutter head center line.
4. the ultrasonic surgical blade simultaneously improving cutting and haemostatic effect according to claim 1, it is characterized in that, and at least one lateral edges of described cutter head front end is provided with blade.
5. the ultrasonic surgical blade simultaneously improving cutting and haemostatic effect according to claim 4, is characterized in that, adds that clamping limb forms scissors cutter in a blade sides of cutter head.
6. while according to any one of claim 1-5, improve the ultrasonic surgical blade of cutting and haemostatic effect, it is characterized in that, described horn leading portion is cylindrical structure, described cylindrical structure offers at least one groove of cutting sth. askew of particular geometric parameter, described in cut sth. askew the angle of central shaft of groove and horn leading portion between 25 °-75 °.
7. the ultrasonic surgical blade simultaneously improving cutting and haemostatic effect according to claim 6, it is characterized in that, described groove of cutting sth. askew is simple one dimension grooving, namely process lathe tool only mobile on an axle, described each grooving trend of such formation is single straight line, and the bottom of each grooving in one plane.
8. the ultrasonic surgical blade simultaneously improving cutting and haemostatic effect according to claim 1, it is characterized in that, the far-end of described cutter head is threadedly attached to horn near-end leading portion.
9. the ultrasonic surgical blade simultaneously improving cutting and haemostatic effect according to claim 1, it is characterized in that, horn far-end back segment is threadedly attached to piezoelectric ceramic body.
10. the ultrasonic surgical blade simultaneously improving cutting and haemostatic effect according to claim 1, it is characterized in that, described horn is stairstepping cylinder, or is that circular cone-cylinder is compound.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520534753.0U CN204814075U (en) | 2015-07-22 | 2015-07-22 | Improve cutting and hemostatic effect's supersound scalpel simultaneously |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520534753.0U CN204814075U (en) | 2015-07-22 | 2015-07-22 | Improve cutting and hemostatic effect's supersound scalpel simultaneously |
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| CN204814075U true CN204814075U (en) | 2015-12-02 |
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| CN201520534753.0U Withdrawn - After Issue CN204814075U (en) | 2015-07-22 | 2015-07-22 | Improve cutting and hemostatic effect's supersound scalpel simultaneously |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105310746A (en) * | 2015-07-22 | 2016-02-10 | 以诺康医疗科技（苏州）有限公司 | Ultrasonic scalpel capable of improving cutting and hemostatic effects simultaneously |
| CN110141308A (en) * | 2019-05-10 | 2019-08-20 | 天津大学 | A kind of ultrasound knife with enhancing hemostatic capability |
| CN112236240A (en) * | 2018-04-26 | 2021-01-15 | 迈克特龙股份公司 | Ultrasound system |
-
2015
- 2015-07-22 CN CN201520534753.0U patent/CN204814075U/en not_active Withdrawn - After Issue
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105310746A (en) * | 2015-07-22 | 2016-02-10 | 以诺康医疗科技（苏州）有限公司 | Ultrasonic scalpel capable of improving cutting and hemostatic effects simultaneously |
| CN112236240A (en) * | 2018-04-26 | 2021-01-15 | 迈克特龙股份公司 | Ultrasound system |
| CN112236240B (en) * | 2018-04-26 | 2022-05-06 | 迈克特龙股份公司 | Ultrasound system |
| CN110141308A (en) * | 2019-05-10 | 2019-08-20 | 天津大学 | A kind of ultrasound knife with enhancing hemostatic capability |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20151202 Effective date of abandoning: 20180424 |
|
| AV01 | Patent right actively abandoned |