Direction-adjustable bipolar electrocoagulation forceps

Abstract

The utility model discloses bipolar electrocoagulation forceps capable of adjusting directions. The bipolar electrocoagulation forceps comprise a handle part, a rotating unit and an operating part, the operating part is fixed at one end of the rotating unit, and the other end of the rotating unit is connected with the handle part; the operating part comprises a forceps rod with an insulating rod sleeve and electrocoagulation forceps mounted at the top end of the forceps rod, and a snake bone is arranged at the front end of the forceps rod; the rotating unit comprises an adjusting knob, a fixing buckle installed at the front end of the adjusting knob and a fixing cap matched with the fixing buckle. The handle part comprises a handle shell, an operation handle installed in the shell and a power transmission line connected with the conductive cable. According to the bipolar electrocoagulation forceps capable of adjusting the direction, the direction of the electrocoagulation forceps and the bending degree of the snake bone are adjusted through the adjusting knob structure of the rotating unit, meanwhile, the operating handle is adjusted to drive the conductive cable to enable the electrocoagulation forceps to be opened and closed, and an operator can rapidly change the working angle of the electrocoagulation forceps according to needs.

Description

TECHNICAL FIELD

[0001] The utility model relates to a kind of adjustable direction's bipolar electrocoagulation forceps, belong to medical instrument technical field. BACKGROUND

[0002] Bipolar electrocoagulation forceps is an important medical instrument, widely used in surgical operation in hemostasis and cutting, especially in minimally invasive surgery needing accurate control and minimization of tissue damage, its advantages mainly lie in its simple structure, convenient operation, relatively low cost, can also quickly realize the coagulation of tissue, reduce bleeding, applicable to in general operation demand.

[0003] Current design is usually electrocoagulation forceps part can only be simply opened and closed operation, by providing high-frequency electric energy, make the tissue between bipolar forceps head electrocoagulation, blood vessel dehydration coagulation, reach the effect of body tissue hemostasis.This traditional bipolar electrocoagulation forceps has defects, cannot be actively adjusted bending cut coagulation tissue in clinic, and in need precision hemostasis and cutting occasions, such as in neurosurgery, ear-nose-throat surgery, urology surgery etc. Fine operation, due to lack of flexibility, when dealing with complex tissue structure often difficult to achieve ideal effect, which also leads to some limitations in practical application.In addition, doctors often are limited by fixed angle when operating, can not accurately position target area, thereby increasing the risk and time of operation.

[0004] Therefore, it is necessary to design a new type of adjustable direction's bipolar electrocoagulation forceps, its design allows doctors to actively adjust the direction of forceps head during operation according to specific needs, so that operation is more flexible in narrow or complex surgical space, to meet the demand of accuracy and safety in fine medical operation. UTILITY MODEL CONTENT

[0005] Therefore, the utility model aims at providing a kind of adjustable direction's bipolar electrocoagulation forceps, which is flexible and accurate in operation, and the direction is adjustable.

[0006] In order to achieve the above object, the utility model discloses a kind of bipolar electrocoagulation forceps of adjustable direction, including handle part, rotating unit and operating part;The operating part is fixed at one end of rotating unit, and the other end of rotating unit is connected with handle part;The operating part includes the clamp bar with insulating rod cover, electrocoagulation forceps installed at the top of clamp bar, the inside of clamp bar is provided with adjusting wire and the conductive cable wrapped with insulating tube, and the electrocoagulation forceps include fixed forceps and dynamic forceps matched with fixed forceps, and the dynamic forceps are connected with the conductive cable;The front end of clamp bar is provided with snake bone, and adjusting wire is installed in snake bone, and the fixed forceps of electrocoagulation forceps are installed at the front end of snake bone;The rotating unit includes adjusting knob, fixed buckle installed at the front end of adjusting knob and fixed cap matched with fixed buckle, and the adjusting knob includes rotating prism, fixed assembly installed at the front end of rotating prism, operating knob installed at the rear end of rotating prism, the fixed assembly is provided with recess, and the part of clamp bar inserted into rotating unit is provided with double-end stud with slider matched with recess correspondingly, and adjusting wire is installed at the both sides of slider;Rotating prism is provided with insertion slot, and the bottom end of double-end stud is provided with insertion key correspondingly;The handle part includes handle shell, operating handle installed in shell and power transmission line connected with conductive cable, and the operating handle is connected with the end of conductive cable.

[0007] Handle part is further provided with fixed bolt, and fixed bolt is in contact with the end of operating knob.

[0008] Rotating unit is further provided with conductive sleeve, and the conductive sleeve is installed at the end of clamp bar and inserted into operating knob.

[0009] The inside of handle shell is provided with brush, and brush is connected with conductive cable and conductive sleeve respectively.

[0010] Power transmission line is bipolar cable, and the tail end of power transmission line is provided with power supply plug, and power transmission line is connected with brush.

[0011] The operating handle of handle shell is provided with clamping groove, and the end of conductive cable is installed in clamping groove.

[0012] The inside of snake bone of clamp bar is provided with filling support tube.

[0013] Electrocoagulation forceps are further provided with electrical isolation, and electrical isolation isolates dynamic forceps and fixed forceps.

[0014] The fixed assembly of the adjusting knob is provided with a first outer thread and a second outer thread, the fixed buckle is provided with a first inner thread, and the fixed cap is provided with a second inner thread; the rear end of the fixed assembly and the front end of the operating knob are respectively provided with a first plug-in structure and a second plug-in structure, the two plug-in structures are respectively inserted into the two ends of the rotating prism, and the installation of the adjusting knob is completed; then the first inner thread is screw-connected with the first outer thread, the fixed buckle is installed on the adjusting knob, then the stud of the clamp rod is inserted into the groove of the fixed assembly, the sliding block is matched with the groove, the plug key of the stud is inserted into the slot of the rotating prism, and then the second inner thread of the fixed cap is screw-connected with the second outer thread of the fixed assembly, and the operating part is fixed on the rotating unit.

[0015] The outer wall of the operating knob is provided with a hand holding groove, and the fixed ring is provided with a fixed long arm on two sides.

[0016] By adopting the technical scheme, the adjustable direction bipolar electrocoagulation forceps can adjust the direction of the electrocoagulation forceps and the bending degree of the snake bone through the adjusting knob structure of the rotating unit, and adjust the operating handle to drive the conductive cable to open and close the electrocoagulation forceps, so that the operator can rapidly change the working angle of the electrocoagulation forceps according to needs, and the flexibility and operation convenience in the surgical process are greatly improved, and the adjustable direction bipolar electrocoagulation forceps are especially suitable for a surgical environment with small space or complex angle. Moreover, the snake bone of the clamp rod is internally filled with a support pipe, the clamp rod is externally wrapped with an insulating sleeve, and the dynamic clamp and the fixed clamp are effectively isolated by the electrical isolation piece, so that the risk of current leakage or short circuit is avoided, and the electrical safety in the use process is ensured. In addition, the design of the electrocoagulation forceps considers easy disassembly and cleaning, and the operator can conveniently clean and maintain each component, potential hidden dangers of bacteria and viruses are reduced, and the sanitary safety of the equipment is improved. BRIEF DESCRIPTION OF DRAWINGS

[0017] Figure 1 It is a structural schematic view of the utility model.

[0018] Figure 2 It is a structural exploded view of the utility model.

[0019] Figure 3 It is a handle part structure assembly schematic view of the utility model.

[0020] Figure 4 It is a rotating unit structure exploded schematic view of the utility model.

[0021] Figure 5 It is a part element structure schematic view of the rotating unit of the utility model.

[0022] Figure 6 It is an operating part structure schematic view of the utility model.

[0023] Figure 7 The utility model discloses a pincers structure exploded schematic view.

[0024] Figure 8 The utility model discloses the section view of operating part. Specific implementation

[0025] The utility model will be further explained in detail through the drawings and specific implementation.

[0026] As Figures 1-8 The utility model discloses a kind of bipolar electrocoagulation forceps of adjustable direction, including handle part 1, rotating unit 2 and operating part 3;The operating part 3 is fixed in one end of rotating unit 2, and the other end of rotating unit 2 is connected with handle part 1;The operating part 3 includes the clamp bar 31 with insulating rod cover 34, the electrocoagulation forceps 33 installed at the top of clamp bar 31, the inside of clamp bar 31 is provided with adjusting wire 321 and the conductive cable 35 wrapped with insulating tube 351, the electrocoagulation forceps 33 includes fixed forceps 333 and dynamic forceps 331 matched with fixed forceps 333, and dynamic forceps 331 is connected with conductive cable 35;The front end of clamp bar 31 is provided with snake bone 32, adjusting wire 321 is installed inside snake bone 32, and the fixed forceps 333 of electrocoagulation forceps 33 is installed at the front end of snake bone 32;Rotating unit 2 includes adjusting knob 21, fixed buckle 22 installed at the front end of adjusting knob 21 and fixed cap 23 matched with fixed buckle 22, and adjusting knob 21 includes rotating prism 212, fixed assembly 213 installed at the front end of rotating prism 212, operating knob 211 installed at the rear end of rotating prism 212, fixed assembly 213 is provided with recess 2133, and the part of clamp bar 31 inserted into rotating unit 2 is provided with double-end stud 24 with slider 241 matched with recess 2133, and slider 241 is installed on the outer wall of double-end stud 24 by screwing, and adjusting wire 321 is installed at the both sides of slider 241;Rotating prism 212 is provided with insertion slot 2121, and the bottom end of double-end stud 24 is provided with insertion key 242 correspondingly;Handle part 1 includes handle shell 11, operating handle 12 installed in shell and power transmission line 13 connected with conductive cable 35, and operating handle 12 is connected with the end of conductive cable 35.By the screwing cooperation of operating knob 211 of rotating unit 2 and fixed buckle 22, fixed cap 23 makes that the operating part 3 of electrocoagulation forceps 33 can be easily adjusted direction, the bending degree of snake bone 32 is adjusted by rotating prism 212, and operator can accurately control the angle and direction of electrocoagulation forceps 33 according to needs.Especially in complex or narrow surgical area, the flexibility and precision of operation can be effectively improved, and the operation efficiency is improved.

[0027] The handle part 1 is also provided with a fixing bolt 15, which is in contact with the end of the operation knob 211, for fixing the position of the rotating unit 2, and at the same time, the position of the electrocoagulation forceps 33 is also fixed.

[0028] The inside of the handle shell 11 is provided with a bearing, and the operation handle 12 is installed on the bearing, so that the operation handle 12 can rotate or slide smoothly, reducing friction and improving the comfort and control accuracy of the operator. The application of the bearing can effectively prolong the service life of the device during the operation, and reduce the fatigue caused by inconvenient operation during the operation, so that the operator can maintain high accuracy and stability under long-time operation.

[0029] The rotating unit 2 is also provided with a conductive sleeve 25, which is installed at the end of the clamp rod 31 and inserted into the operation knob 211, for providing stable electrical connection and reducing the risk of poor contact during rotation. Because the conductive sleeve 25 has good contact performance between the end of the clamp rod 31 and the operation knob 211, it can ensure that the electrical signal is not disturbed or lost during rotation, and improve the stability of the whole system.

[0030] The inside of the handle shell 11 is provided with an electric brush 14, which is in contact with the conductive cable 35 and the conductive sleeve 25 respectively, for providing reliable electrical connection and ensuring that the current can be stably and efficiently transmitted to the operation part 3 during use of the electrocoagulation forceps 33, reducing power fluctuations or interruptions caused by poor contact.

[0031] The power transmission line 13 is a bipolar cable, and the tail end of the power transmission line 13 is provided with a power supply plug 131, which is in contact with the electric brush 14, for convenient and fast connection with the power supply equipment, avoiding complicated wiring work and improving the convenience and efficiency of use.

[0032] The operation handle 12 of the handle shell 11 is provided with a clamping groove, and the end of the conductive cable 35 is installed in the clamping groove, for effectively fixing the end of the conductive cable 35 in the position of the operation handle 12, preventing the conductive cable 35 from loosening or shifting during use. Through this fixed design, it can ensure the stable transmission of power or signal, thereby improving the reliability and performance of the device.

[0033] The inside of the snake bone 32 of the clamp rod 31 is provided with a filling support pipe 322, for providing additional physical support to make the snake bone 32 more solid. The snake bone 32 is not easily affected by external impact or pressure through the filling support pipe 322, thereby increasing the durability and pressure resistance of the overall structure and reducing the risk of deformation or damage of the snake bone 32 caused by external force. Moreover, the filling support pipe 322 is made of insulating material, which can play the role of electrical isolation.

[0034] The top end of the conductive cable 35 is provided with a conductive pull rod head 353 made of insulating material, and the top end of the conductive pull rod head 353 is provided with a conductive protrusion 352 for conducting current; the tail part of the dynamic forceps 331 is provided with a through hole, and the conductive protrusion 352 is buckled with the through hole of the dynamic forceps 331.

[0035] The electrocoagulation forceps 33 is further provided with an electrical isolation piece 332, which separates the dynamic forceps 331 and the fixed forceps 333. If the dynamic forceps 331 and the fixed forceps 333 are directly contacted or electrically connected, short circuit or electrical failure may occur under high voltage or current. The addition of the electrical isolation piece 332 ensures the electrical independence of the two jaw parts during use, so that the two parts do not interfere with each other during operation, ensures that the current can only flow in the designed circuit path, avoids the conduction of current in the non-designed path, thereby optimizing the performance of the electrocoagulation forceps 33 and ensuring the accuracy during operation.

[0036] During assembly of the electrocoagulation forceps 33, the dynamic forceps 331 is inserted into the slot part of the electrical isolation piece 332, and then the slot part is inserted into the forceps head of the fixed forceps 333. The position is adjusted to align the shaft hole of the three, the shaft is inserted, and at this time the forceps head assembly is completed. Then the forceps head and the two mounting seats of the fixed forceps 333 are inserted in turn, and then the shaft hole is aligned and the fixed shaft is inserted, at this time the electrocoagulation forceps 33 is completed. The slot part, the shaft and the fixed shaft during installation all belong to the electrical isolation piece 332, which is made of insulating material.

[0037] The fixing assembly 213 of the adjusting knob 21 is provided with a first external thread 2131 and a second external thread 2132, the fixing buckle 22 is provided with a first internal thread 221, and the fixing cap 23 is provided with a second internal thread 231; the rear end of the fixing assembly 213 and the front end of the operating knob 211 are respectively provided with a first plug-in structure 214 and a second plug-in structure 215, which are inserted into the two ends of the rotating prism 212, thereby completing the installation of the adjusting knob 21; then the first internal thread 221 is screw-connected with the first external thread 2131, the fixing buckle 22 is installed on the adjusting knob 21, then the stud 24 of the clamp rod 31 is inserted into the groove 2133 of the fixing assembly 213, the sliding block 241 is matched with the groove 2133, and the plug key 242 of the stud 24 is inserted into the slot 2121 of the rotating prism 212, at this time, the rotation of the stud 24 drives the sliding block 241 to move up and down in the groove 2133; then the second internal thread 231 of the fixing cap 23 is screw-connected with the second external thread 2132 of the fixing assembly 213, the operating part 3 is fixed on the rotating unit 2, and the thread cooperation of the fixing assembly 213, the fixing buckle 22 and the fixing cap 23 not only simplifies the installation process, improves the stability and safety of the connection, but also enhances the reliability of the electrical connection, ensures the stability and high efficiency of the rotating unit 2 in long-term use. At the same time, the design also effectively prolongs the service life, reduces the maintenance demand, has very significant economic benefits and practical value.

[0038] The outer wall of the operating knob 211 is provided with a hand holding groove 216, and the fixing is a circular ring provided with a fixed long arm 222 on both sides, which is installed in the hand holding groove 216, so that the position and angle of the electrocoagulation forceps 33 can be adjusted more easily and comfortably, and the structure of the adjusting knob 21 is more stable, reducing the risk of loosening or failure during use.

[0039] In use, the electrocoagulation forceps 33 of the operating part 3 is sent to the vicinity of the specified lesion position, then the direction of the electrocoagulation forceps 33 is determined by rotating the operating knob 211, after the direction is determined, the position is fixed by tightening the fixing bolt 15, then the rotating prism 212 is rotated clockwise or counterclockwise to drive the stud 24 to rotate, so that the sliding block 241 moves up and down in the groove 2133, thereby driving the adjusting wire 321 to adjust the curvature of the snake bone 32, so that the electrocoagulation forceps 33 is in the lesion position, then the electrocoagulation forceps 33 is opened and closed by pulling the operating handle 12, so that the medical operation of hemostasis or cutting can be performed at the lesion position.

[0040] The utility model discloses adjustable direction's bipolar electrocoagulation forceps 33, through the adjusting knob 21 structure of rotating unit 2 to adjust the direction of electrocoagulation forceps 33 and the bending degree of snake bone 32, adjust operating handle 12 to drive the conductive cable 35 simultaneously to make electrocoagulation forceps 33 open and close, so that operator can change the working angle of electrocoagulation forceps 33 according to the need, greatly promote the flexibility and operation convenience in the process of surgery, especially suitable for narrow space or angle complex surgical environment. Moreover, the inside of snake bone 32 of clamp bar 31 is filled with support tube, and the outside of clamp bar 31 is wrapped with insulating sleeve, and dynamic clamp 331 and fixed clamp 333 are effectively isolated by electrical isolation piece 332, avoiding the risk of current leakage or short circuit, ensuring the electrical safety in the use process. In addition, the design of electrocoagulation forceps 33 considers easy disassembly and cleaning, and the operator can conveniently clean and maintain each component, reduces the potential risk of bacteria or virus, and improves the sanitary safety of the equipment.

[0041] Obviously, the above embodiments are only examples for clearly illustrating, and not limit the embodiments. For ordinary skilled in the art, on the basis of the above description, other different forms of changes or variations can also be made. Here, all the embodiments need not and cannot be exhausted. The obvious changes or variations derived from still fall within the protection scope of the utility model.

Claims

1. An adjustable directional bipolar coagulation forceps, characterized by: The utility model provides a kind of electric coagulation forceps, including handle part, rotating unit and operating part;The operating part is fixed in one end of rotating unit, and the other end of rotating unit is connected with handle part;The operating part includes the clamp rod with insulating rod cover, the electrocoagulation forceps installed in the top of clamp rod, the inside of clamp rod is provided with adjusting wire and the conductive cable wrapped with insulating tube, and the electrocoagulation forceps includes fixed forceps and dynamic forceps matched with fixed forceps, and the dynamic forceps is connected with the conductive cable;The front end of clamp rod is provided with snake bone, and adjusting wire is installed in the inside of snake bone, and the fixed forceps of electrocoagulation forceps is installed in the front end of snake bone;The rotating unit includes adjusting knob, fixed buckle installed in the front end of adjusting knob and fixed cap matched with fixed buckle, and adjusting knob includes rotating prism, fixed assembly installed in the front end of rotating prism and operating knob installed in the rear end of rotating prism, and fixed assembly is provided with recess, and the part of clamp rod inserted into rotating unit is provided with double-end stud with slider matched with recess in correspondence, and adjusting wire is installed in the both sides of slider;Rotating prism is provided with insertion slot, and the bottom end of double-end stud is provided with insertion key in correspondence;The handle part includes handle shell, operating handle installed in shell and power transmission line connected with conductive cable, and operating handle is connected with the end of conductive cable.

2. The direction-adjustable bipolar electrocoagulation forceps according to claim 1, wherein: The handle part is further provided with a fixing bolt, which is in contact with the end of the operating knob.

3. The direction-adjustable bipolar electrocoagulation forceps according to claim 1, wherein: The rotating unit is further provided with a conductive sleeve, which is installed at the end of the clamp rod and inserted into the operating knob.

4. The direction-adjustable bipolar electrocoagulation forceps according to claim 3, wherein: The inside of the handle shell is provided with a brush, which is connected with the conductive cable and the conductive sleeve respectively.

5. The direction-adjustable bipolar electrocoagulation forceps according to claim 4, wherein: The power transmission line is a bipolar cable, and the tail end of the power transmission line is provided with a power supply plug, which is connected with the brush.

6. The direction-adjustable bipolar electrocoagulation forceps according to claim 1, wherein: The operating handle of the handle shell is provided with a clamping groove, and the end of the conductive cable is installed in the clamping groove.

7. The direction-adjustable bipolar electrocoagulation forceps according to claim 1, wherein: The inside of the snake bone of the clamp rod is provided with a filling support tube.

8. The direction-adjustable bipolar electrocoagulation forceps according to claim 1, wherein: The electrocoagulation forceps is further provided with an electrical isolation piece, which isolates the dynamic forceps and the fixed forceps.

9. The direction-adjustable bipolar electrocoagulation forceps according to any one of claims 1-8, wherein: The fixed assembly of the adjusting knob is provided with a first external thread and a second external thread, the fixed buckle is provided with a first internal thread in correspondence, and the fixed cap is provided with a second internal thread;The front end of the operating knob and the rear end of the fixed assembly are respectively provided with a first insertion structure and a second insertion structure, the two insertion structures are respectively inserted into the two ends of the rotating prism to complete the installation of the adjusting knob;Then the first internal thread is screwed with the first external thread to install the fixed buckle on the adjusting knob, then the double-end stud of the clamp rod is inserted into the recess of the fixed assembly, the slider matches with the recess, the insertion key of the double-end stud is inserted into the insertion slot of the rotating prism, and then the second internal thread of the fixed cap is screwed with the second external thread of the fixed assembly to fix the operating part on the rotating unit.

10. The direction-adjustable bipolar electrocoagulation forceps according to claim 9, wherein: The outer wall of the operating knob is provided with a hand-holding groove, and the fixed ring is provided with a fixed long arm on both sides, and the fixed long arm is installed in the hand-holding groove.

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