CN101779979B - Full-longitudinal ultrasonic surgical system - Google Patents
Full-longitudinal ultrasonic surgical system Download PDFInfo
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- CN101779979B CN101779979B CN 201010022552 CN201010022552A CN101779979B CN 101779979 B CN101779979 B CN 101779979B CN 201010022552 CN201010022552 CN 201010022552 CN 201010022552 A CN201010022552 A CN 201010022552A CN 101779979 B CN101779979 B CN 101779979B
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Abstract
The invention discloses a full-longitudinal ultrasonic surgical system, which comprises an ultrasonic generator and an ultrasonic surgical tool. The ultrasonic surgical tool works by using a front end face of a working head, and the cutting direction of the ultrasonic surgical tool is consistent with the axial amplitude direction of the front end face. The full-longitudinal ultrasonic surgical system also comprises a restraint device for tissues to be cut. The restraint device defines the tissues to be cut in front of the cutting direction of the working head of the ultrasonic surgical tool. The foremost end face of a surgical instrument executing end is used for cutting/coagulating the tissues, and the stable quality for cutting and coagulating can be guaranteed by using the stable amplitude at the front end of the working head. The cutting direction during working is consistent with the transmission direction of the ultrasonic energy, and the cutting direction is positioned just on a direct path of the ultrasonic spreading direction, so that the cutting efficiency is improved. The working length of the surgical instrument is unlimited; and the working head is positioned in an external sleeve before cutting, so the clamp and dissociation under the non-cutting condition can be realized by using two clamp arms without any other instrument, and the surgical efficiency is obviously improved.
Description
Technical field
The invention belongs to medical instruments field, relate to ultrasonic surgical instruments.
Background technology
Ultrasonic surgical system is comprised of ultrasonic generator and ultrasonic surgical blade tool, ultrasonic generator is by the circuit part output drive electrical power in it, convert supersonic vibration to by its ultrasonic transducer again, finish various surgical functions thereby this vibration can pass to the ultrasonic surgical blade tool.Existing ultrasonic surgical blade tool, see also Fig. 1, its be adopt in the apparatus trocar sheath 11 working head 15 with clamp tissue 14 to be cut towards the holding action between the clamp 13 of working head 15 opening and closing (by hinge 12), the extensional vibration (as shown by arrows direction) that recycles working head 15 is finished to treat and is cut and organized 14 cutting and hemostasis.This moment, tissue 14 to be cut was positioned at the side of working head 15, and the perpendicular direction that the direction of vibration of working head 15 and tissue to be cut 14 are cut open, ultrasonic energy are not directly to transmit and be applied in the tissue to go.
In addition, the corresponding amplitude of each point is inconsistent on working head 15 and the clamp 13 contact site longitudinal directions, they meet the rule of cosine distribution, such as Fig. 2, shown in Figure 3: the head amplitude A m of working head 15 is maximum, thereby the direction of sleeve pipe 11 progressively reduces to cause the cutting to tissue inconsistent with the effect before and after the hemostasis in a longitudinal direction according to the cosine rule outward; Because the cosine distribution of their amplitudes causes the available active length of ultrasonic surgical instruments limited, cutting speed also is subject to the amplitude minimum position simultaneously; For example, material is that effective active length of the ultrasonic surgery cutter of titanium alloy is about 10 millimeters under the 55.5kHz supersonic frequency.This is for the problem of bringing clinically: cut fast near the large position tissue of amplitude during cutting, and the tissue of the other end may still be in the adhesion state, just because of its each point amplitude is inconsistent or differ greatly, so existing ultrasonic surgical instruments can not be applied to closed than trunk, and an easy end supersolidification one end is owed to solidify during sealing blood vessels, even closed its closed quality of blood vessel also is lower than expection (occurring easily breaking as carrying out 5 minutes 300mmHg stress tests after the closure), and its partially short effective active length has further reduced operation efficient.In addition, in existing ultrasonic surgery cutter, tissue can only be clamped between holder arms and the working head when work, and working head must smooth surface prevent to lose efficacy when slight crack causes ultrasonic work, so it can not apply effective chucking power and frictional force to tissue, therefore the free and clamping of tissue must be realized by other apparatuses during surgical operation, has further reduced operation efficient and operating time.
Summary of the invention
The object of the present invention is to provide a kind of full-longitudinal ultrasonic cutting bleeding cutter, propose to utilize ultrasonic stabilized amplitude face to carry out work initiatively, so that it is consistent to output to the structural various parameters of with it contact, guaranteed to obtain to stablize controlled energy in the cutting of tissue and the process of setting, guarantee to obtain the surgical effect better than existing ultrasound knife, be that cutting speed significantly improves, the blood coagulation effect is better; And because the parameter standard operation is unified, be more convenient for and the robotic surgical device equipment interconnection; Simultaneously cut direction so that power transfer service efficiency consistent with direction of vibration greatly improves, and greatly prolongs active length and the life-span of ultrasonic surgical instruments.
Technical scheme of the present invention is:
The present invention relates to a kind of ultrasonic surgical instruments, it is mainly by holder arms, trocar sheath, and the first-class composition of working, holder arms can be so that organize and be in the working head dead ahead always.In particular, the proposition that it is initiative to utilize the ultrasonic stabilized amplitude face of working head also be that the peak swing position is that anti-node location is carried out work simultaneously, be applied (cutting or blood coagulation) tissue and be in its front end always, so that it is limited to cut and organize width, the structural various parameters that output to simultaneously with it contact are consistent, guaranteed to obtain to stablize controlled energy in the cutting of tissue and the process of setting, guarantee to obtain the surgical effect better than existing ultrasound knife, be that cutting speed significantly improves, the blood coagulation effect is better.And because the parameter standard operation is unified, be more convenient for and the robotic surgical device equipment interconnection.Simultaneously cut direction so that power transfer service efficiency consistent with direction of vibration greatly improves, and greatly strengthens the working life of ultrasonic surgical instruments.
A kind of ultrasonic surgical system, it comprises: ultrasonic generator, ultrasonic surgery cutter, this ultrasonic surgery cutter use the front end face of its working head to carry out work, and its cut direction is consistent with the axial amplitude direction of this front end face.
Further, also comprise the restraint device of tissue to be cut, this restraint device is defined in tissue to be cut in the place ahead of cutting heading of the working head of ultrasonic surgery cutter.
This ultrasonic surgery cutter has the work body of rod, and this work body of rod is arranged in the sleeve pipe, and its working head is extended outside this sleeve pipe.
This restraint device comprises: a upper holder arms is hinged through the hinge to the sleeve pipe upper front end; A lower holder arms is connected through the hinge or is fixed in sleeve pipe front end bottom; Upper and lower holder arms middle part is respectively arranged with half groove, forms a complete groove after upper and lower holder arms closure, and the working head of ultrasonic surgery cutter is advanced and retreat in this groove.
The both sides of half groove of this upper and lower holder arms arrange respectively concaveconvex structure, and the concaveconvex structure of the correspondence position on this upper and lower holder arms is intermeshing, so that form bending, stepped construction on the cutting heading that is organized in working head that is held.
This concaveconvex structure is shown as the curve-like structure in its longitudinal cross-section.
Two arranged outside of the closing face on this upper and lower holder arms have lug edge or salient point.
This working head except carrying out supersonic vibration, also can be done sagittal relative motion under manpower or electric driving.
This holder arms arranges sensor or monitor for intellectuality and the more operation of convenient and safe on it; Perhaps, this holder arms arranges heating, light-emitting device so that abundanter treatment means to be provided on it.
The front end face of this working head is plane or inner sunken face or outer convex surface.
The present invention has proposed entirely vertically to cut/solidify the ultrasonic surgical instruments of work first.Design is so that the foremost end face of operating theater instruments actuating station is used for cutting/solidified structure, and the stable large amplitude that namely utilizes the working head front end to have can guarantee to cut the steady quality of blood coagulation, the resulting energy coincidence of tissue each point.The work cut direction is consistent with the direction of transfer of ultrasonic energy, and is on the direct way of transonic direction, so that cutting efficiency improves.Because having utilized the work cut direction consistent with the direction of transfer of ultrasonic energy, and be on the direct way of transonic direction, so that the active length of ultrasonic surgical instruments is not limited.Simultaneously before cutting, working head is positioned at trocar sheath, can use two holder arms to realize that clamping under the non-cut state with free, no longer needs other apparatuses, significantly improves operation efficient.
When present ultrasonic surgical instrument is used for solidifying blood vessel, solidifying disconnected position just is in the blood vessel place of gripping between working head and the holder arms, if solidifying disconnected not good will cause hemorrhage, this also is that ultrasound knife is failed a major reason for the trunk closure, the invention provides the another solution for this problem, treat that namely solidifying disconnected blood vessel is horizontally placed on working head the place ahead, for upper, lower holder arms clamps, projection is inwardly stretched out in upper and lower tongs arm both sides simultaneously, can treat that the real the right and left that contacts solidifying disconnected position with working head of solidifying disconnected blood vessel all forms pre-pinch off (by upper, lower holder arms folder closes the state applied force and forms), be on the length of vessel direction, the both sides, front and back for the treatment of solidifying disconnected position are clamped (being similar to two vascular forcepss) all, this pre-pinch off is " breakwater ", can guarantee in the solidifying disconnected process of blood vessel that no blood flows to that thereby solidifying disconnected position is not hemorrhage guarantees operation safety, simultaneously in the work process herein because of no blood thus blood pressure less be conducive to solidifying disconnected.
Description of drawings
Fig. 1 is the structure principle chart of existing ultrasonic surgical blade tool.
Fig. 2 is the sketch map of the active section part of existing ultrasonic surgical blade tool.
Fig. 3 is that the active section of ultrasonic surgical blade tool shown in Figure 2 is partly gone up the corresponding amplitude image of each point.
Fig. 4 is the structure principle chart of ultrasonic surgical blade tool of the present invention.
Fig. 5 is the structure principle chart that ultrasonic surgical blade tool of the present invention is realized propelling.
Fig. 6 is the structural representation of a kind of embodiment of ultrasonic surgical blade tool of the present invention.
Fig. 7 is the structural representation of the another kind of embodiment of ultrasonic surgical blade tool of the present invention.
Fig. 8 is the structural representation of another embodiment of ultrasonic surgical blade tool of the present invention.
Fig. 9 is the cross sectional representation of clamping tissue to be cut after the upper and lower tongs closure of a kind of embodiment of tool bit part of the present invention.
Figure 10 is the cross sectional representation of clamping tissue to be cut after the upper and lower tongs closure of the another kind of embodiment of tool bit part of the present invention.
Figure 11 is the cross sectional representation of clamping tissue to be cut after the upper and lower tongs closure of another embodiment of tool bit part of the present invention.
Figure 12 is the side schematic view of clamping tissue to be cut after the upper and lower tongs closure of a kind of embodiment of tool bit part of the present invention.
Figure 13 is the perspective view of a kind of embodiment of ultrasonic surgical blade tool of the present invention.
Figure 14 is the enlarged diagram of tool bit part embodiment illustrated in fig. 13.
Figure 15 is the cross sectional representation of clamping tissue to be cut after the upper and lower tongs closure of another embodiment of tool bit part of the present invention.
Figure 16 is the perspective view of the another kind of embodiment of ultrasonic surgical blade tool of the present invention.
Figure 17 is the enlarged diagram of tool bit part embodiment illustrated in fig. 16.
Figure 18 is the cross sectional representation of clamping tissue to be cut after the upper and lower tongs closure of another embodiment of tool bit part of the present invention.
Figure 19 is that the front clamp of one embodiment of the present of invention work does not press from both sides the view (not laying tissue to be cut) when closing.
Figure 20 is that the front clamp of one embodiment of the present of invention work does not press from both sides the view (having laid tissue to be cut) when closing.
Figure 21 is the view of one embodiment of the present of invention work fore-clamp clamp when closing.
Figure 22 is that holder arms has pressed from both sides and closes and working head partly cuts open structural representation when not moving in one embodiment of the present of invention work.
Figure 23 is that holder arms has pressed from both sides and closes and working head partly cuts open structural representation when having moved in one embodiment of the present of invention work.
Figure 24 is the sketch map of cutter head front end face of the present invention and the 1st kind of example of shape.
Figure 25 is the sketch map of cutter head front end face of the present invention and the 2nd kind of example of shape.
Figure 26 is the sketch map of cutter head front end face of the present invention and the 3rd kind of example of shape.
Figure 27 is the sketch map of cutter head front end face of the present invention and the 4th kind of example of shape.
Figure 28 is the sketch map of cutter head front end face of the present invention and the 5th kind of example of shape.
Figure 29 is the sketch map of cutter head front end face of the present invention and the 6th kind of example of shape.
Figure 30 is the sketch map of cutter head front end face of the present invention and the 7th kind of example of shape.
The specific embodiment
See also Fig. 4, it has represented basic structure of the present invention: working head 5 is arranged in the trocar sheath 1 also extended, the holder arms 3 of a bending is connected on the trocar sheath 1 by hinge 2, the effect of this holder arms 3 is the place aheads that tissue 4 to be cut retrained or is fixed in the front end face 51 of working head 5, for this reason, this holder arms 3 can be arranged to bending, and can rotate (shown in the arrow that track is camber line) for axle by hinge 2; Can use afterwards this front end face 51 along the longitudinal (such as track as shown in the arrow of straight line) treat and cut and organize 4 and cut.As previously mentioned, based on the characteristics of ultrasonic surgery cutter as can be known, in that front end face 51 place's amplitudes of working head 5 are large and each point is more even, the direction of vibration of working head 5 is parallel with the direction that tissue 4 to be cut is cut open, and ultrasonic energy can directly transmit and be applied in the tissue 4 to be cut and go; And owing to be by working head 5 is pushed ahead gradually, be to use this front end face 51 to treat to cut and organize 4 to cut all the time, so full-longitudinal ultrasonic cutting bleeding cutter of the present invention has more uniform cutting effect, cutting speed faster.
Further, in new ultrasonic surgery cutter relative motion mechanism of the present invention, judgement to the cutting situation will be judged by the cutting progress, propulsion plant adopts nonrigid to power apparatus in the cutting propulsive mechanism, the mode of giving power such as embodiments such as spring precompressed, need not like this perusal and judge to organize whether cut off, and provided the cutting propulsive force of limited range to the dispose procedure of power apparatus by flexibility, until flexible discharge to power apparatus finish after, cutting also will stop, and the feedway of power F can be mechanical elastic, pneumatic, the hydraulic coupling of surging, the electronic power (such as motor-driven) etc. of giving sees also Fig. 5.
Pass through Figure 20, Figure 21, Figure 22 can know this principle of understanding, Figure 20 is that clamp does not press from both sides and closes the yet time view of action not of working head before the work, Figure 21 is that holder arms has pressed from both sides view when closing working head and not moving in the work, also can be used for realizing clamping and the free function of general surgery apparatus this moment, Figure 22 is that holder arms has pressed from both sides view when closing working head and having moved in the work, working head moves forward and illustrates the relative status of holder arms, tissue, working head when having described ultrasonic cut among the figure to power at this moment.
See also Fig. 6, it is the structural representation of a kind of embodiment of the present invention, it comprises: working head 5, be arranged in the trocar sheath 1 and can be movable relatively, a upper holder arms 3 is hinged through the hinge on the trocar sheath 1, a lower holder arms 30 also is hinged through the hinge on the trocar sheath 1, and cooperatively interacting of opening and closing between the upper and lower holder arms 3,30 can be treated and be cut and organized (for simplifying drawing, not shown in FIG.) and chosen or clamping; Tissue to be cut was constrained to required form by upper and lower holder arms and was presented in the place ahead of working head 5 this moment, can use afterwards these working head 5 front end faces 51 to treat along the longitudinal to cut and organize 4 to cut.
Fixed handle 61, movable trigger 62 link together by trigger hinge 601, mutual drive mechanism (be connected and fixed is the zero amplitude position for a certain ultrasonic node location on working head 5 bodies of rod a little) can be set on the body of rod 52 of movable trigger 62 and working head 5, when pulling movable trigger 62, the body of rod 52 that connects in working head 5 can be pushed forward, then can realize the vertically lasting cutting of 5 pairs of tissues of working head.
See also the embodiment of Fig. 7, it comprises: working head 5, be arranged in the trocar sheath 1 and can be movable relatively, a upper holder arms 3 is hinged through the hinge on the trocar sheath 1, a lower holder arms 30 also is hinged through the hinge on the trocar sheath 1, itself and embodiment difference shown in Figure 6 are: be on movable trigger 63 and trocar sheath 1 mutual drive mechanism to be set, when pulling movable trigger 63, can be with trocar sheath 1 toward post-tensioning, 5 of working heads relatively forward, the same realization vertically continues cutting to tissue.
The embodiment that Fig. 8 shows comprises working head 5, be arranged in the trocar sheath 1 and can be movable relatively, fixed handle 67, movable trigger 66 links together by trigger hinge 603, be with embodiment difference shown in Figure 7: a holder arms 301 is set below working head 5, can treat and cut and organize (for simplifying drawing, not shown in FIG.) retrain, holder arms 301 can be connected and fixed on the trocar sheath 1, when pulling movable trigger 66, trocar sheath 1 also can be driven holder arms 301 simultaneously toward post-tensioning and be opposite in working head 5 motions, be about to that it will retrain treat to cut and organize pushed cutter cut to, and same the realization vertically continues cutting to tissue.
Need to prove that the serial verb construction form between movable trigger and the working head is not limited to above embodiment, can be designed to other form according to concrete needs, this does not give unnecessary details.
For improving cutting effect and speed, preferably retrain, limit the solid shape that is organized into to be cut before the cutting, this can realize by adopting appropriate clamp arm structure, required satisfied requirement comprises at least: parting surface its shape of when contact need keep fixing on the ultrasonic surgery cutter, make will separation place thickness less than the height of working head cutting edge on the ultrasonic surgery cutter; Connect through the middle of mechanism that fixation is arranged, make the tissue of solid shape and the relative position of working head contact surface can obtain the location.
As shown in Figure 9, upper holder arms 31 cooperates tissue to be cut 4 constraints with lower holder arms 32, to be limited to a cross section be in the groove of rectangle, working head is (for simplifying drawing, not shown in FIG.) will cut in the direction perpendicular to paper, the thickness of tissue 4 to be cut need to be less than the height of working head cutting edge on the ultrasonic surgery cutter for this reason, and the height H that namely goes up the rectangular channel that forms between holder arms 31 and the lower holder arms 32 need to be less than the height of cutting edge on the ultrasonic surgery cutter.
As shown in figure 10, upper holder arms 33 cooperates tissue 4 constraints to be cut, is limited to a cross section in the circular groove with lower holder arms 34, the ultrasonic surgery cutter is (for simplifying drawing, not shown in FIG.) also will cut in the direction perpendicular to paper, the diameter of tissue 4 to be cut need to be less than the height of working head cutting edge on the ultrasonic surgery cutter for this reason, and the diameter R that namely goes up the Column groove that forms between holder arms 33 and the lower holder arms 34 need to be less than the height of working head cutting edge on the ultrasonic surgery cutter.
Existing ultrasonic Separation is directly to be depressed into the mode that applies chucking power on the ultrasonic surgery cutter working head side by holder arms and to provide and separate required counteracting force by organizing, now owing to unsegregated the cutting and organizing that feed that needs on the parting surface than small size to continue, the structure of original holder arms is infeasible, existing Innovative method is: when adopting in advance clamping to need chorista, not only make between tissue and can be relatively fixed, and when travelling forward, ultrasonic surgery cutter working head can provide enough counteracting forces to applied pressure on the chorista not, when this just requires in advance clamping to need chorista the power of clamping enough greatly with enough clamping devices are provided and organize between frictional force, in the employing, the mode of lower holder arms grasping tissue has well solved this problem.
When the required clamping device of design fixing organization, more than satisfying, also can carry out function optimization to mechanism after to the designing requirement of mechanism, need provide clamping device in the situation of enough chucking powers, internal pressure when optimizing blood vessel in the time of can be in conjunction with ultrasonic surgery cutter solidification blood pipe and being solidified, the clamping contact face that design meets the demands.
Such as Figure 11, Figure 17, shown in Figure 19, upper holder arms 35 cooperates with lower holder arms 36 tissue 4 to be cut (herein espespecially blood vessel) constraint, be limited in the groove, from embodiment illustrated in fig. 10 different be: also be respectively arranged with raised line (or salient point) 351 on upper holder arms 35 and the lower holder arms 36,352,361,362, when being in clamp position, raised line 351,352,361,362 treat and cut and organize 4 (herein espespecially blood vessel) extra chucking power can be provided, when breaking for blood vessel is solidifying, will wait that coagulating disconnected length of vessel direction treats solidifying disconnected both sides, position formation " breakwater ".
For the smaller tissue to be cut of thickness, most effective for making operation technique, should be in once-through operation as much as possible tissue be cut, for this reason, can upper holder arms and the setting of lower holder arms treat cut and organize take in, the structure of folder function.Figure 12, shown in Figure 23 for example, by at upper holder arms 37 some dentate grooves parallel to each other 371 being set, at lower holder arms 38 some dentate grooves parallel to each other 372 are set, be shown as zigzag on the end view drawing, and groove 371 can be engaged with each other with groove 372, the structure of this optimization is so that the tissue to be cut that holds in the inner forms meander-shaped, working head can cut more tissue within the unit interval, and this meander-shaped groove also can be other non-jagged concavo-convex curves certainly.Obviously, the thickness of the tissue to be cut of meander-shaped equally also need to be less than the height of working head cutting edge on the ultrasonic surgery cutter, and namely the maximum normal distance L between clamp position lower groove 371 and the groove 372 can not be greater than the height of working head cutting edge on the ultrasonic surgery cutter.
See also Figure 13-15 illustrated embodiment, it comprises: working head 5, be arranged in the trocar sheath 1 and can be movable relatively, a upper holder arms 3 is hinged through the hinge on the trocar sheath 1, a lower holder arms 30 also is hinged through the hinge on the trocar sheath 1, on, lower holder arms 3, be respectively arranged with half groove 31 on 30,301, on, lower holder arms 3, complete working head groove of 30 closed rear formation can hold working head 5 therein, the left and right sides on first groove 31 arranges respectively some grooves parallel to each other 311, and the left and right sides on second groove 301 also arranges some grooves parallel to each other 303; After upper and lower holder arms 3,30 closures, tissue to be cut is clamped, can use its front end face 51 in the working head groove, to advance to treat to cut and organize along the longitudinal after the working head 5 and cut.
See also Figure 16-18 illustrated embodiment, it comprises: working head 5, be arranged in the trocar sheath 1 and can be movable relatively, a upper holder arms 3 is hinged through the hinge on the trocar sheath 1, and different from Figure 13-15 illustrated embodiment is: lower holder arms is to be fixedly connected on the trocar sheath 1; On upper and lower holder arms 3,30, also be respectively arranged with in addition half groove 31,301, upper and lower holder arms 3, complete working head groove of 30 closed rear formation can hold working head 5 therein, the left and right sides on first groove 31 arranges respectively some grooves parallel to each other 311, and the left and right sides on second groove 301 also arranges some grooves parallel to each other 303; After upper and lower holder arms 3,30 closures, tissue to be cut is clamped, can use its front end face 51 in the working head groove, to advance to treat to cut and organize along the longitudinal after the working head 5 and cut.
This working head end face is plane or inner sunken face or outer convex surface.The shape of working head includes but not limited to sheet shape, axe shape, hook-type, spherical shape, wedge, also includes but not limited to solid and hollow, symmetric figure and asymmetry.Figure 24-30 has illustrated several shapes for your guidance for example.
Further, the treatment of convenient and safe operates in order to provide more, and meticulousr operation control, can temperature, pressure, monitoring sensor be installed at holder arms, so that real-time running parameter to be provided, the information materials such as video image are for reference, and 500 places of Figure 15, Figure 18 are seen in its installation site.
The horn of plenty treatment means also can be installed heating, light-emitting device at holder arms in addition, and its installation site also can be arranged in 500 places of Figure 15, Figure 18.
The above-mentioned description to embodiment is can understand and apply the invention for ease of those skilled in the art.The person skilled in the art obviously can easily make various modifications to these embodiment, and needn't pass through performing creative labour being applied in the General Principle of this explanation among other embodiment.Therefore, the invention is not restricted to the embodiment here, those skilled in the art are according to announcement of the present invention, and not breaking away from the improvement that category of the present invention makes and revise all should be within protection scope of the present invention.
Claims (8)
1. ultrasonic surgical system, it comprises: ultrasonic generator, the ultrasonic surgery cutter is characterized in that: this ultrasonic surgery cutter uses the front end face of its working head to carry out work, and its cut direction is consistent with the axial amplitude direction of this front end face;
The restraint device that also comprises tissue to be cut, this restraint device are defined in tissue to be cut in the place ahead of cutting heading of the working head of ultrasonic surgery cutter;
This restraint device comprises: a upper holder arms is hinged through the hinge to the sleeve pipe upper front end; A lower holder arms is connected through the hinge or is fixed in sleeve pipe front end bottom; Upper and lower holder arms middle part is respectively arranged with half groove, forms a complete groove after upper and lower holder arms closure, and the working head of ultrasonic surgery cutter is advanced and retreat in this groove.
2. ultrasonic surgical system according to claim 1, it is characterized in that: this ultrasonic surgery cutter has the work body of rod, and this work body of rod is arranged in the sleeve pipe, and its working head is extended outside this sleeve pipe.
3. ultrasonic surgical system according to claim 1, it is characterized in that: the both sides of half groove of this upper and lower holder arms arrange respectively concaveconvex structure, the concaveconvex structure of the correspondence position on this upper and lower holder arms is intermeshing, so that form bending, stepped construction on the cutting heading that is organized in working head that is held.
4. ultrasonic surgical system according to claim 3, it is characterized in that: this concaveconvex structure is shown as the curve-like structure in its longitudinal cross-section.
5. it is characterized in that according to claim 1 or 3 described ultrasonic surgical systems: two arranged outside of the closing face on this upper and lower holder arms have lug along or salient point.
6. ultrasonic surgical system according to claim 1 is characterized in that: this working head, except carrying out supersonic vibration, also can under manpower or electric driving, do sagittal relative motion.
7. ultrasonic surgical system according to claim 1 is characterized in that: sensor or monitor are set on the holder arms; Perhaps, heating, light-emitting device are set on the holder arms.
8. ultrasonic surgical system according to claim 1, it is characterized in that: the front end face of this working head is plane or inner sunken face or outer convex surface.
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| Application Number | Priority Date | Filing Date | Title |
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| CN 201010022552 CN101779979B (en) | 2010-01-08 | 2010-01-08 | Full-longitudinal ultrasonic surgical system |
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| CN 201010022552 CN101779979B (en) | 2010-01-08 | 2010-01-08 | Full-longitudinal ultrasonic surgical system |
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| CN101779979A CN101779979A (en) | 2010-07-21 |
| CN101779979B true CN101779979B (en) | 2013-01-02 |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP2845548A1 (en) * | 2013-09-10 | 2015-03-11 | Erbe Elektromedizin GmbH | Surgical instrument with pivotable jaws |
| EP3632354A1 (en) | 2018-10-05 | 2020-04-08 | Erbe Elektromedizin GmbH | Tissue forceps |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP3119326B1 (en) | 2014-03-17 | 2020-05-06 | Intuitive Surgical Operations, Inc. | Command shaping to dampen vibrations in mode transitions |
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| CN1260161A (en) * | 1999-01-10 | 2000-07-19 | 姜宪委 | Surgical instrument for tissue excision and system for using said instrument |
| CN101287416A (en) * | 2004-02-27 | 2008-10-15 | 伊西康内外科公司 | Ultrasonic surgical blade having transverse and longitudinal vibration |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
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| EP2845548A1 (en) * | 2013-09-10 | 2015-03-11 | Erbe Elektromedizin GmbH | Surgical instrument with pivotable jaws |
| US9757138B2 (en) | 2013-09-10 | 2017-09-12 | Erbe Elektromedizin Gmbh | Instrument with improved tool |
| EP3632354A1 (en) | 2018-10-05 | 2020-04-08 | Erbe Elektromedizin GmbH | Tissue forceps |
Also Published As
| Publication number | Publication date |
|---|---|
| CN101779979A (en) | 2010-07-21 |
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