CN202908793U - Ultrasonic scalpel with changeable scalpel bar - Google Patents
Ultrasonic scalpel with changeable scalpel bar Download PDFInfo
- Publication number
- CN202908793U CN202908793U CN 201220588518 CN201220588518U CN202908793U CN 202908793 U CN202908793 U CN 202908793U CN 201220588518 CN201220588518 CN 201220588518 CN 201220588518 U CN201220588518 U CN 201220588518U CN 202908793 U CN202908793 U CN 202908793U
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- Prior art keywords
- scalpel
- knife bar
- ultrasonic surgical
- surgical blade
- lever
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Abstract
The utility model discloses an ultrasonic scalpel with a changeable scalpel bar. The ultrasonic scalpel with the changeable scalpel bar comprises a grab handle and a scalpel bar, wherein the scalpel bar is connected on the grab handle through a clamping structure. The clamping structure comprises a scalpel neck arranged at the end portion of the scalpel bar, a scalpel bar cabinet formed in the grab handle and a door holder connected on the top portion of the scalpel bar cabinet in a rotating and a covering mode. Due to the fact that the shape and the structure of the scalpel neck are corresponding to the shape and the structure of the scalpel bar cabinet, the scalpel is enabled to be contained in the scalpel bar cabinet, and the scalpel neck is locked or separated from the scalpel bar cabinet through the door holder. Due to the fact that the changeable scalpel bar can be changed conveniently, the grab handle of the ultrasonic scalpel with the changeable scalpel bar can be used repeatedly as long as conventional disinfection is conducted, cost is reduced, and energy is saved.
Description
Technical field
This utility model relates to a kind of Minimally Invasive Surgery instrument field, specifically refers to ultrasonic surgical blade, but refers in particular to a kind of ultrasonic surgical blade of changing knife rod.
Background technology
Ultrasonic surgical blade adopts ultrasonic energy that soft tissue is processed, and cutting, blood coagulation are finished simultaneously, and can guarantee minimum tissue side hot injury.Be applicable to the soft tissue that needs Bleeding control and minimum degree hot injury is implemented cutting.Ultrasonic surgical blade is operating theater instruments indispensable in the various micro-wound surgical operations.Along with popularizing of micro-wound surgical operation, ultrasonic surgical blade has become a kind of routine operation apparatus.
The serial ultrasonic surgical blade of the Harmonic ACE P that the below is the highest take the market share illustrates its basic functional principle as example.
Shown in Figure 1A and Figure 1B, existing ultrasonic surgical blade mainly is comprised of 3 parts: the ultrasonic transducer handle, hereinafter to be referred as transducer 01; Rifle formula lever is hereinafter to be referred as lever 02; The knife bar assembly is hereinafter to be referred as knife bar 03.
It is 55.5 kilo hertzs ultrasound resonance energy that the electric energy that transducer 01 is carried main frame is converted to frequency, and transducer 01 inserts lever 02 tail end, plugs into the knife bar body 03-1 of knife bar 03.Transducer 01 is delivered to ultrasonic vibrational energy by knife bar body 03-1 the cutter head position (shown in Figure 1B) of its front end, the cutter head position with 55.5 kilo hertzs frequency, 60 ~ 100 microns amplitude along knife bar axial vibration, thereby provide energy for operations such as cutting, blood coagulations.
Lever 02 is except possessing the lever shape 02-1 that meets human engineering, the operating knob that cutter head is carried out various operations also is provided: pincers jaw 03-4 is rotatably connected on the push-and-pull inner tube 03-2 by rotating shaft, and the pincers jaw opens and closes button 02-2 and controls opening and closure of pincers jaw 03-4 by push-and-pull inner tube 03-2; Cutter head knob 02-3 carries out 360 ° of rotary manipulations by outer tube 03-3 to cutter head; Emission and the energy of burst key 02-4 control ultrasonic energy are strong and weak.
Knife bar 03 mainly is made of knife bar body 03-1, inner tube 03-2, outer tube 03-3, pincers jaw 03-4 and mouthpiece 03-5.Knife bar body 03-1 can be delivered to cutter head with the ultrasound resonance of transducer 01 emission, make cutter head with 55.5 kilo hertzs frequency, 60 ~ 100 microns amplitude along the knife bar axial resonance.Inner tube 03-2 is clamped jaw and is opened and closed button 02-2 push-and-pull, thereby drives the folding of pincers jaw 03-4; Outer tube 03-3 is the support of cutter head resonance, also is the support of pincers jaw 03-4 folding.
Ultrasonic surgical blade is a kind of utility knife, and its cutter head possesses multiple operating function, and as shown in Figure 1B, convex knife face SF-1 is used for the large tracts of land blood coagulation; Spill knife face SF-2 is used for precise anatomical; Cutting edge SF-3 is used for tissue mark and cuts to downward-extension; Blunt nosed SF-4 is used for point and solidifies and precise anatomical; And mouthpiece 03-5 and double-sided surface after knife face contacts after the occlusal surface SF-5(pincers jaw closure) can be used for grasping the operations such as tissue, vessel sealing.
Generally speaking this ultrasonic surgical blade has following some operational advantage: energy closed 5 millimeters and following blood vessel; Soft tissue dialysis speed is fast; Multiple knife face is applicable to various cuttings, dissection, blood coagulation operation; Can be greatly grasping tissue; The rifle formula lever that meets human engineering; Cutter head can 360 ° of rotations; Less smog; The hot injury is little etc.
Since the above-mentioned advantage that this ultrasonic surgical blade has, thus can bring the operational advantage of various clinical for the doctor: and closed trunk has better blood coagulation effect; Accelerate the operation process; Use easily the fatigue that reduces doctor's hands; Allow the doctor to be absorbed in surgical field of view; Reduce situation of interrupting performing the operation owing to the cleaning endoscope head etc.
In a word because the premium properties that this ultrasonic surgical blade has makes it to become the routine operation apparatus of popularizing the most in the Minimally Invasive Surgery.
Although above-mentioned ultrasonic surgical blade possesses multiple premium properties, but because the characteristics of its structural design, also brought birth defect for it: finish one even may some after the operations, the structure of ultrasonic surgical blade and performance are still intact, but the various liquid state such as the fat of operative site sucking-off, tissue fluid are organized and are entered into dearly narrow dark blade tube chamber inside, formation crust dirt, all the more so after some the operations.These crust dirts with what means all can't be removed totally, that is to say to clean thoroughly and sterilize blade inside.
So above-mentioned ultrasonic surgical blade can only use as disposable operation instrument according to standard, after finishing, operation namely should abandon.But its fancy price, not only to white elephant of patient Lai Shuoshi, and the medical ethics risk that lies dormant huge: in order to try to gain economic interests, after privately used ultrasonic surgical blade being carried out cleaning thoroughly and sterilizing, be used in again with it the next patient.Do not have related data to show, do like this cross-infection rate that whether can increase operation, but on medical general knowledge: if so do, the increase of the risk of cross infection is inevitable.
The internal structure of following this ultrasonic surgical blade of emphasis on analyzing, the reason that explanation can't be cleaned and sterilize blade inside.Please refer to existing ultrasonic surgical blade internal structure, shown in Fig. 2 A and Fig. 2 B, the lever housing of this ultrasonic surgical blade is that rivet welding connects, and is non-dismountable structure, in case take apart, then irrecoverable.
On the blade structure, the inner tube 03-2 of knife bar 03 and outer tube 03-3 are that operative site is open at the cutter head position.When knife bar 03-1 was static, the liquid state tissue of operative site can be under capillarity, and is inner from end-blown to blade, namely to the gap infiltration between inner tube 03-2 and the outer tube 03-3, between inner tube 03-2 and the knife bar body 03-1; When knife bar vibrated, the silica gel support ring 03-6 on the knife bar body 03-1 just became a piston with the knife bar once per revolution vibration, in the powerful gap that sucks between knife bar body 03-1 and the inner tube 03-2 of liquid state tissue.
After above-mentioned discarded ultrasonic surgical blade is disassembled, on whole knife bar body 03-1, inner tube 03-2 outer wall is near cutter head one side, all observe and observe the fat-like of solidifying attitude and form a scab, and send heavier corrupt abnormal flavour.Particularly on whole knife bar body 03-1, the incrustation phenomenon is even more serious, shown in Fig. 2 B.
Whole blade length is looked different ultrasonic surgical blade specification, and is the shortest 23 centimetres, the longest 45 centimetres, and the gap between outer tube 03-3 and the interior 03-2 pipe is about 0.3 millimeter; Does not wait in 0.3 ~ 1 millimeter gap between knife bar body 03-1 and the inner tube 03-2.In the so long degree of depth and tiny gap like this, it is impossible wanting a crust dirt that remains in blade inside is cleaned up.So, from the structure of this ultrasonic surgical blade, can not thoroughly clean and sterilization is its birth defect.
The utility model content
In view of this, but the technical problems to be solved in the utility model is to provide a kind of ultrasonic surgical blade of changing knife rod, and knife bar and lever can dismounting.
For solving the problems of the technologies described above, but the technical solution of the utility model is achieved in that a kind of ultrasonic surgical blade of changing knife rod, comprises lever and knife bar, and described knife bar is connected on the described lever by interface arrangment.
Further, described interface arrangment comprises the cutter neck that is arranged on described knife bar end, is opened in the knocker that knife bar cabin on the described lever and rotation and covering are connected to this top, knife bar cabin; Shape and the structure in this cutter neck and this knife bar cabin are corresponding, and this cutter neck is contained in this knife bar cabin, and this knocker is locked this cutter neck or separated with this knife bar cabin.
Further, described door is buckled and is provided with the slip cage knob, locks or flick described knocker by its reciprocating sliding campaign.
Further, be distributed with pincers jaw button, high energy band and energy-poor bond on the described lever, wherein, this pincers jaw button is positioned at the front portion of described lever, and this high energy band is positioned at the top of this pincers jaw button; This energy-poor bond is adjacent with this high energy band and be symmetrically distributed in the both sides of described lever.
Further, described pincers jaw button is crotch shape.
Further, the width of the size of described pincers jaw button and middle finger, the third finger and little finger is corresponding.
Further, described knife bar is provided with the button of control cutter head rotation.
The technique effect that this utility model reaches is as follows:
1, ultrasonic interface of the present utility model can be directly and the ultrasonic transducer of main flow (aforesaid transducer 01) plug into.
2, but changing knife rod of the present utility model only is once to use, and finishes and namely should discard after taking after the operation.
3, but being connected of changing knife rod of the present utility model and lever adopted knocker formula locking charging crane, as long as the knife bar cervical region is inserted in the knife bar cabin of lever, depresses knocker, can finish being connected of knife bar and lever.During dismounting, the both sides that pinch the slip cage knob with thumb and forefinger simply pull back, and knocker namely can be opened, and just can take off easily knife bar.
4, but changing knife rod of the present utility model is with after lever is connected, and no matter is that outward appearance or performance and whole ultrasonic surgical blade are as good as.
5, lever of the present utility model has taken into full account clinician's operational comfort, reasonable distribution the operation division of labor of each finger: forefinger is responsible for the most frequently used high-power emission button-energy-poor bond of pressing, can stir the cutter head knob simultaneously and come the rotation blade direction; Thumb is responsible for the small-power emission button (about each, adapt to right-hand man's operation) of pressing lever side; Its excess-three finger cooperates with palm, grips the lever of ultrasound knife, simultaneously by the folding of these three fingers, adjusts the folding of pincers jaw button, thereby adjusts the switching of cutter head pincers jaw.
But 6, since changing knife rod of the present utility model can be convenient for changing, so as long as carry out routine disinfection after the operation, but the lever of changing knife rod ultrasound knife just can Reusability; Reduce cost, energy savings.
Description of drawings
Figure 1A is the schematic appearance of existing ultrasonic surgical blade;
Figure 1B is the cutter head structure sketch map of existing ultrasonic surgical blade;
Fig. 2 A is existing ultrasonic surgical blade blade internal contamination path sketch map;
Fig. 2 B is the pollution condition sketch map of the existing postoperative blade of ultrasonic surgical blade inside;
But Fig. 3 A is the released state sketch map of changing knife rod of the present utility model and lever;
But Fig. 3 B is the connection status sketch map of changing knife rod of the present utility model and lever.
The specific embodiment
As shown in Figure 3A, but be the released state of changing knife rod of the present utility model and lever, comprise lever 020 and knife bar 030, knife bar 030 is connected on the lever 020 by interface arrangment.Interface arrangment comprises the cutter neck 030-1 that is arranged on knife bar 030 end, be opened in the knocker 020-1 that knife bar cabin 020-2 on the lever 020 and rotation and covering are connected to 020-2 top, knife bar cabin; Shape and the structure of cutter neck 030-1 and knife bar cabin 020-2 are corresponding, and this cutter neck 030-1 is contained in the 020-2 of knife bar cabin, and knocker 020-1 locks cutter neck 030-1 or separates with knife bar cabin 020-2.
As shown in Figure 3A, knife bar 030 is in released state with lever 020, at this moment, can it be inserted in the 020-2 of knife bar cabin with cutter neck 030-1 by direction as shown, then presses knocker 020-1, closes the knife bar cabin.This moment, cage knob 020-3 pinned hatch door automatically, had also locked knife bar 030 simultaneously.So far, knife bar 030 was finished with being connected of lever 020, but the changing knife rod ultrasound knife namely is in holding state, shown in Fig. 3 B.
During dismounting knife bar 030, only need the cage knob 020-3 shown in Fig. 3 B is pulled back, knocker 020-1 namely can open, and can take off knife bar 030 easily this moment on lever 020, and knife bar 030 separates with lever 020, returns to released state as shown in Figure 3A.
Operation push-button of the present utility model: lever 020 of the present utility model has taken into full account clinician's operational comfort, reasonable distribution the operation division of labor of each finger, arranged different operation push-buttons at lever 020, shown in Fig. 3 B, the layout left-right symmetric of the shape of lever 020 and each button, the right-hand man operates just the same; And the comfortable applying hands palm of moulding;
Pincers jaw button 020-4 places lever 020 front portion, is crotch shape, and size and middle finger, the third finger and little finger are corresponding, by middle finger, the third finger and three fingers of little finger and palm compounding practice, finger draws in, and the pincers jaw at cutter head position is tight, finger unclamps, and the pincers jaw also opens thereupon.
High energy band 020-5 is that peak power excites button, and by the forefinger operation, forefinger fastens, the ultrasound wave of emission peak power; Unclamp, stop emission;
Energy-poor bond 020-6 is that minimum power excites button, by thumb operation, about each one, to adapt to right-hand man's operation.Thumb is pressed down, the ultrasound wave of emission minimum power; Unclamp, stop emission;
Knob 030-2 is the knob on the knife bar, is used for the cutter head rotation, and also by the forefinger operation, forefinger is stirred knob, can make cutter head around the knife bar axis by any direction with Arbitrary Rotation.
The above is preferred embodiment of the present utility model only, is not be used to limiting protection domain of the present utility model.
Claims (7)
1. but the ultrasonic surgical blade of a changing knife rod comprises lever and knife bar, it is characterized in that, described knife bar is connected on the described lever by interface arrangment.
2. but the ultrasonic surgical blade of changing knife rod as claimed in claim 1 is characterized in that, described interface arrangment comprises the cutter neck that is arranged on described knife bar end, be opened in the knocker that knife bar cabin on the described lever and rotation and covering are connected to this top, knife bar cabin; Shape and the structure in this cutter neck and this knife bar cabin are corresponding, and this cutter neck is contained in this knife bar cabin, and this knocker is locked this cutter neck or separated with this knife bar cabin.
3. but the ultrasonic surgical blade of changing knife rod as claimed in claim 1 is characterized in that, described door is buckled and is provided with the slip cage knob, locks or flick described knocker by its reciprocating sliding campaign.
4. but the ultrasonic surgical blade of changing knife rod as claimed in claim 1 is characterized in that, is distributed with pincers jaw button, high energy band and energy-poor bond on the described lever, and wherein, this pincers jaw button is positioned at the front portion of described lever, and this high energy band is positioned at the top of this pincers jaw button; This energy-poor bond is adjacent with this high energy band and be symmetrically distributed in the both sides of described lever.
5. but the ultrasonic surgical blade of changing knife rod as claimed in claim 4 is characterized in that, described pincers jaw button is crotch shape.
6. but the ultrasonic surgical blade of changing knife rod as claimed in claim 5 is characterized in that, the size of described pincers jaw button is corresponding with the width of middle finger, the third finger and little finger.
7. but the ultrasonic surgical blade of changing knife rod as claimed in claim 1 is characterized in that, described knife bar is provided with the button of control cutter head rotation.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220588518 CN202908793U (en) | 2012-11-09 | 2012-11-09 | Ultrasonic scalpel with changeable scalpel bar |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220588518 CN202908793U (en) | 2012-11-09 | 2012-11-09 | Ultrasonic scalpel with changeable scalpel bar |
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| Publication Number | Publication Date |
|---|---|
| CN202908793U true CN202908793U (en) | 2013-05-01 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220588518 Expired - Lifetime CN202908793U (en) | 2012-11-09 | 2012-11-09 | Ultrasonic scalpel with changeable scalpel bar |
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| Country | Link |
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| CN (1) | CN202908793U (en) |
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104783868A (en) * | 2014-01-20 | 2015-07-22 | 北京安和加利尔科技有限公司 | Ultrasonic scalpel bar with replaceable scalpel head |
| CN109009333A (en) * | 2018-08-03 | 2018-12-18 | 北京安和加利尔科技有限公司 | A kind of ultrasound radio knife |
| CN109044491A (en) * | 2018-09-03 | 2018-12-21 | 上海题屏医疗科技有限公司 | A kind of ultrasonic surgical blade |
| WO2019015502A1 (en) | 2017-07-21 | 2019-01-24 | 上海逸思医疗科技有限公司 | Reusable ultrasonic surgical instrument |
| CN109692028A (en) * | 2018-12-27 | 2019-04-30 | 上海逸思医疗科技有限公司 | A kind of ultrasonic surgical instruments |
| CN109938804A (en) * | 2019-01-29 | 2019-06-28 | 杭州瑞克斯医疗器械有限公司 | A kind of ultrasonic cut hemostatic cutter system |
| CN114159129A (en) * | 2021-12-03 | 2022-03-11 | 北京安和加利尔科技有限公司 | Shear type ultrasonic knife with replaceable knife bar |
| CN115363701A (en) * | 2022-09-28 | 2022-11-22 | 深圳臣诺医疗器械有限公司 | Ultrasonic scalpel and surgical instrument |
-
2012
- 2012-11-09 CN CN 201220588518 patent/CN202908793U/en not_active Expired - Lifetime
Cited By (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104783868A (en) * | 2014-01-20 | 2015-07-22 | 北京安和加利尔科技有限公司 | Ultrasonic scalpel bar with replaceable scalpel head |
| WO2019015502A1 (en) | 2017-07-21 | 2019-01-24 | 上海逸思医疗科技有限公司 | Reusable ultrasonic surgical instrument |
| CN109009333A (en) * | 2018-08-03 | 2018-12-18 | 北京安和加利尔科技有限公司 | A kind of ultrasound radio knife |
| CN109044491A (en) * | 2018-09-03 | 2018-12-21 | 上海题屏医疗科技有限公司 | A kind of ultrasonic surgical blade |
| CN109044491B (en) * | 2018-09-03 | 2020-12-18 | 上海题屏医疗科技有限公司 | Ultrasonic scalpel |
| CN109692028A (en) * | 2018-12-27 | 2019-04-30 | 上海逸思医疗科技有限公司 | A kind of ultrasonic surgical instruments |
| WO2020135254A1 (en) * | 2018-12-27 | 2020-07-02 | 上海逸思医疗科技有限公司 | Ultrasonic surgical instrument |
| CN109692028B (en) * | 2018-12-27 | 2024-04-05 | 上海逸思医疗科技股份有限公司 | Ultrasonic surgical instrument |
| CN109938804A (en) * | 2019-01-29 | 2019-06-28 | 杭州瑞克斯医疗器械有限公司 | A kind of ultrasonic cut hemostatic cutter system |
| CN114159129A (en) * | 2021-12-03 | 2022-03-11 | 北京安和加利尔科技有限公司 | Shear type ultrasonic knife with replaceable knife bar |
| CN114159129B (en) * | 2021-12-03 | 2023-12-22 | 北京安和加利尔科技有限公司 | Shear type ultrasonic knife with replaceable cutter bar |
| CN115363701A (en) * | 2022-09-28 | 2022-11-22 | 深圳臣诺医疗器械有限公司 | Ultrasonic scalpel and surgical instrument |
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Legal Events
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20130501 |
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| CX01 | Expiry of patent term |