A kind of intelligent electric coagulation forcep system
Technical field
The present invention relates to a kind of surgical instruments that makes electric current transmit on-mechanical formula energy to human body by the mode of tissue to be heated.
Background technology
Existing electric coagulation forcep system comprises tweezer body and comprises successively tweezer point, insulation tweezer bar and electrode tip holder for tweezer body provides the main frame of power supply and control, tweezer body, and the plug at electrode tip holder rear portion is connected with outside main frame by wire.The tweezer point of electric coagulation forceps provides high-frequency electrical energy to lesion tissue tissue, makes the protein between tweezer point two ends dewater and solidify, and reaches the object of hemostasis.Because its sphere of action is only limited between two tweezer points, therefore the degree of injury to adjacent tissue and coverage are very little, quite safe.
Traditional electric coagulation forceps is in the process using, and the power of electric coagulation forceps output is changeless, may cause like this excess Temperature of tweezer point, there is the problem that blood vessel is burnt, and in use, need personnel constantly to pinch and press tweezer bar, make the contact of two tweezer points.Because tweezer bar is longer, the contact of tweezer point often can misplace, and causes while use and goes wrong.
Summary of the invention
The object of this invention is to provide and a kind of the temperature of tweezer point is automatically detected and makes adjustment, tweezer point is cleaned and has a novel intelligent electric coagulation forcep system to tweezer point positioning function.
To achieve these goals, by the following technical solutions, a kind of novel intelligent electric coagulation forcep system, comprise tweezer body and provide the main frame of power supply for tweezer body, wherein tweezer body comprises tweezer point and tweezer bar, it is characterized in that: described system also comprises current sensing means and voltage check device that the electric current between tweezer point and voltage are detected, calculate the impedance of material between tweezer point according to the ratio of voltage and current, along with the increase gradually of impedance, main frame reduces the output of tweezer point gradually, and then the temperature of minimizing tweezer point, tweezer tip temperature is adjusted;
Described system also comprises electric coagulation forceps bearing, wherein bearing comprises base, in base, be provided with wheel disc, on wheel disc, be provided with dismountable sliding seat, in sliding seat, be provided with the groove matching with two tweezer points of electric coagulation forceps, on the wall of the limit of groove, be provided with aseptic flexible material, wheel disc rotates by driven by motor, makes groove be positioned at the opening part on bearing;
Described flexible material is medical absorbent cotton or hospital gauze.
The degree of depth of described groove is 4cm.
On described tweezer body, be provided with intake tunnel, the outlet of intake tunnel is positioned at position, tweezer tip;
The front portion of a described side tweezer bar is fixed with the first locating rod, and opposite side tweezer bar is provided with corresponding locating hole.
In described intake tunnel, be embedded in tweezer body, the entrance of intake tunnel is provided with the first interface.
Described intake tunnel is external, and intake tunnel is fixedly connected with tweezer body, and the entrance of intake tunnel is provided with the first interface.
On described tweezer body, be also provided with attraction channel, the entrance of attraction channel is positioned at position, tweezer tip.
The entrance of described attraction channel is positioned at outside or the inner side of a side tweezer point, and the outlet of described intake tunnel is positioned at outside or the inner side of opposite side tweezer point.
In described attraction channel, be embedded in tweezer body, the outlet of attraction channel is provided with the second interface.
Described attraction channel is external, and attraction channel is fixedly connected with tweezer body, and the outlet of attraction channel is provided with the second interface.
The middle part of described tweezer bar is provided with gag lever post, and gag lever post is through the maximum opening of the spacing hole restriction tweezer bar on the tweezer bar of both sides.
One end of described gag lever post is fixed on tweezer bar, and the other end is convex, is stuck in the outside of opposite side tweezer bar.
The two ends of described gag lever post are convex, are stuck in the outside of two tweezer bars.
The present invention, by real time impedance between tweezer point being detected, within the temperature of tweezer point is controlled to certain scope, has ensured the bonding effect of electric coagulation forceps, has avoided the generation of superheating phenomenon.The intake tunnel arranging on tweezer body and attraction channel, the entrance of passage is all positioned at position, tweezer tip, need to clean blood vessel around when operative site, the outside draining of intake tunnel, attraction channel is by blood stains sucking-off simultaneously, can in time, more thoroughly remove operative site, greatly facilitate doctor's operation.
Simultaneously, the present invention is provided with locating rod and gag lever post on tweezer body, gag lever post can be used for coarse positioning, prevent maloperation simultaneously and damage tweezers, locating rod is fine positioning, the accurate precision that ensures location, and such structure makes tweezer bar after being subject to pinching pressure, ensure the movement locus of tweezer body, the contact of tweezer point can not misplace, the precision while having ensured to use.
The electric coagulation forceps seat structure that the present invention arranges is simple, and electric coagulation forceps, after finishing using, can directly be inserted in the groove on bearing, and the flexible material in groove tightly wraps up tweezer point.While reusing, extract electric coagulation forceps out and directly use, like this, just automatically realized cleaning tweezer point by the friction between flexible material and tweezer point.And after every use once, wheel disc meeting automatic rotation, changes the groove that is positioned at bearing opening part, prevents cross infection.
Brief description of the drawings
Fig. 1 is the structural representation of the embodiment of the present invention;
Fig. 2 is the top view of tweezers in Fig. 1;
Fig. 3 is the enlarged drawing of A in Fig. 1;
Fig. 4 is the structural representation of electric coagulation forceps bearing in the embodiment of the present invention;
Fig. 5 is the top view of Fig. 4.
Detailed description of the invention
Below in conjunction with the drawings and specific embodiments, the present invention is described further.
Embodiment 1, as shown in Figure 1 to Figure 3, a kind of novel intelligent electric coagulation forcep system, comprise tweezer body and main frame, wherein tweezer body comprises tweezer point 1 and tweezer bar 2, and tweezer bar 2 rear portions have electrode tip holder 3, have plug 4 on electrode tip holder 3, plug 4 is connected with main frame 5 by cable, and main frame 5 provides electric power by cable for electric coagulation forceps.In use, main frame 5 detects in real time to electric current and the voltage of output, to obtain the real-time impedance of material between tweezer point.In general, just started to carry out blood vessel bonding time, the impedance between tweezer point is less, and temperature that now can two tweezer points can be higher.Along with condensing of blood vessel, between two tweezer points, the impedance of material increases gradually, now just need to reduce the temperature of tweezer point, prevents that excess Temperature from causing the burnt of blood vessel.
The inside of one side tweezer point 1 and tweezer bar 2 is provided with intake tunnel 6, and wherein the outlet of intake tunnel 6 is positioned at the outside of tweezer point, and entrance is positioned on electrode tip holder 3, and has the first interface 7 matching with water storage device.
The front portion of one side tweezer bar is fixed with the first locating rod 8, and opposite side tweezer bar is provided with corresponding locating hole 7.The middle part of tweezer bar is provided with gag lever post 10, and gag lever post 10 is through the spacing hole on the tweezer bar of both sides, and the insulator cap 9 that wherein two ends of gag lever post are convex is stuck in the outside of two tweezer bars.
When use, gag lever post 10 has limited the maximum opening of tweezer bar, also tweezers has been carried out to coarse positioning.In the time pinching tweezer bar, the first locating rod 8 is through after locating hole 7, and tweezer point could contact.So structure has ensured that tweezer point can not misplace, and has guaranteed accuracy when electric coagulation forceps uses.
If need to hemostasis position be cleaned, open water storage device, current are flowed out from intake tunnel.
As shown in Figure 4 and Figure 5, electric coagulation forceps bearing, comprises base 1-1, and base 1-1 shows to be provided with opening 1-5, is provided with wheel disc 1-2 in the inside of base, and wheel disc relies on the motor can be along the central rotation of wheel disc.On wheel disc, be provided with dismountable sliding seat, in sliding seat, be provided with the groove 1-3 matching with two tweezer points of electric coagulation forceps, on the wall of the limit of groove, be provided with aseptic flexible material 1-4, by the rotation of wheel disc, can replace successively the groove that is positioned at opening part.
Doctor uses after electric coagulation forceps, only electric coagulation forceps need to be inserted in groove, while reusing, directly extracts.Because the medical absorbent cotton in groove is tightly by tweezer point parcel, in the process of coming in and going out at tweezer point, automatically realize cleaning tweezer point.The wheel disc of rotation, to using groove constantly to change, has prevented the secondary pollution of tweezer point simultaneously.
Embodiment 2: as different from Example 1, on tweezer bar, also there is attraction channel, wherein attraction channel and intake tunnel lay respectively at two tweezer bar inside, and the entrance of attraction channel is positioned at the outside of tweezer point, and the outlet of attraction channel is connected with the pipeline on attractor by the second interface.Like this, in the time that needs clean blood vessel, the intake tunnel that is positioned at a side tweezer bar flows out current, and the attraction channel that is positioned at opposite side tweezer bar siphons away blood stains.