CN117322993A - Bendable bipolar electric coagulation forceps for laparoscope - Google Patents
Bendable bipolar electric coagulation forceps for laparoscope Download PDFInfo
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- CN117322993A CN117322993A CN202311338234.2A CN202311338234A CN117322993A CN 117322993 A CN117322993 A CN 117322993A CN 202311338234 A CN202311338234 A CN 202311338234A CN 117322993 A CN117322993 A CN 117322993A
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- 230000015271 coagulation Effects 0.000 title claims abstract description 15
- 238000005345 coagulation Methods 0.000 title claims abstract description 15
- 210000003813 thumb Anatomy 0.000 claims abstract description 28
- 229910000831 Steel Inorganic materials 0.000 claims description 51
- 239000010959 steel Substances 0.000 claims description 51
- 238000009297 electrocoagulation Methods 0.000 claims description 20
- 230000009471 action Effects 0.000 claims description 5
- 230000005540 biological transmission Effects 0.000 claims description 3
- 238000010586 diagram Methods 0.000 description 4
- 230000000694 effects Effects 0.000 description 4
- 238000005452 bending Methods 0.000 description 2
- 230000023597 hemostasis Effects 0.000 description 2
- 238000002357 laparoscopic surgery Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 230000000740 bleeding effect Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 210000003811 finger Anatomy 0.000 description 1
- 230000006870 function Effects 0.000 description 1
- 210000004247 hand Anatomy 0.000 description 1
- 238000011900 installation process Methods 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- WABPQHHGFIMREM-UHFFFAOYSA-N lead(0) Chemical compound [Pb] WABPQHHGFIMREM-UHFFFAOYSA-N 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 230000001737 promoting effect Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Classifications
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B18/00—Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body
- A61B18/04—Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body by heating
- A61B18/12—Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body by heating by passing a current through the tissue to be heated, e.g. high-frequency current
- A61B18/14—Probes or electrodes therefor
- A61B18/1442—Probes having pivoting end effectors, e.g. forceps
- A61B18/1445—Probes having pivoting end effectors, e.g. forceps at the distal end of a shaft, e.g. forceps or scissors at the end of a rigid rod
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B18/00—Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B18/00—Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body
- A61B2018/00571—Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body for achieving a particular surgical effect
- A61B2018/00589—Coagulation
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- Otolaryngology (AREA)
- Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
- Heart & Thoracic Surgery (AREA)
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- General Health & Medical Sciences (AREA)
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- Plasma & Fusion (AREA)
- Physics & Mathematics (AREA)
- Surgical Instruments (AREA)
Abstract
The present disclosure provides a laparoscopic bendable bipolar coagulation forceps comprising: a clamp head configured to clamp a target; the movement comprises a movement sliding rail, two deflection pull blocks, two deflection pull sleeves, a cam, a deflection bush and a deflection thumb wheel; each deflection pulling block is arranged in one deflection pulling sleeve, two deflection pulling sleeves are arranged in the movement sliding rail in a sliding way, two lead notches which are symmetrical in the center are formed in a cam, a shaft matched with the lead notches is arranged at one end, deviating from the deflection pulling blocks, of each deflection pulling sleeve, the cam is connected with a deflection shifting wheel through a deflection lining, and the deflection lining is fixed on the movement sliding rail; the cam is driven to rotate by the rotary deflection shifting wheel, a lead notch on the cam interacts with a shaft matched with the lead notch on the deflection pulling sleeve to drive the deflection pulling sleeve to slide in the core sliding rail, and the deflection pulling block drives the sliding to the clamp head so as to drive deflection of the clamp head.
Description
Technical Field
The disclosure relates to the technical field of minimally invasive surgical instruments, in particular to a bendable bipolar electric coagulation forceps of a laparoscope.
Background
The laparoscopic surgery is performed by operating laparoscopic surgical instruments through a screen under the field of view of the laparoscope, and because the space of the cavity is limited, the traditional straight rod type instrument is not good in certain operations with narrow space, and other tissues are easy to be blocked or damaged during the operation, so that the ideal effect cannot be achieved, and the surgical instruments with bendable forceps heads have certain advantages.
The bipolar electric coagulation forceps are medical instruments for performing electric coagulation hemostasis by using high-frequency current, have the advantages of simple operation, good coagulation effect and the like, and are widely used in clinic, and the principle is that the polarity of cells is continuously reversed by using the high-frequency current above 100kHz, and the cells are heated, ruptured and coagulated, so that the hemostasis effect is achieved. The freedom and the operation flexibility of the bipolar electric coagulation forceps are particularly important when treating some narrow, biased, deep and difficult-angle bleeding parts.
However, conventional direct electrocoagulation pliers have at least the following drawbacks: the degree of freedom is less, the operation is inflexible, and the operation angle often cannot meet the requirements; the clamp head is pushed to bend by adopting a screw pair structure, but can only deflect unidirectionally when turning, and cannot deflect bidirectionally; the action of rotating the deflection knob is coupled with the action of the rotary clamp rod, so that one-hand operation cannot be realized when the rotary deflection is realized, and the deflection knob needs to be rotated by the other hand; the bent clamp head part is longer, so that the space required by deflection in actual use is still larger.
Disclosure of Invention
In view of the above, the present disclosure provides a laparoscopic bendable bipolar coagulation forceps for at least partially solving the above technical problems.
Embodiments of the present disclosure provide a laparoscopic bendable bipolar coagulation forceps, comprising: a clamp head configured to clamp a target; the movement comprises a movement sliding rail, two deflection pull blocks, two deflection pull sleeves, a cam, a deflection bush and a deflection thumb wheel; each deflection pulling block is arranged in one deflection pulling sleeve, two deflection pulling sleeves are arranged in the movement sliding rail in a sliding way, two lead notches which are symmetrical in the center are formed in a cam, a shaft matched with the lead notches is arranged at one end, deviating from the deflection pulling blocks, of each deflection pulling sleeve, the cam is connected with a deflection shifting wheel through a deflection lining, and the deflection lining is fixed on the movement sliding rail; the cam is driven to rotate by the rotary deflection shifting wheel, a lead notch on the cam interacts with a shaft matched with the lead notch on the deflection pulling sleeve to drive the deflection pulling sleeve to slide in the core sliding rail, and the deflection pulling block drives the sliding to the clamp head so as to drive deflection of the clamp head.
According to the embodiment of the disclosure, the middle of the deflection pull block is provided with a first connecting hole, and two sides of the first connecting hole are respectively provided with a second connecting hole.
According to an embodiment of the present disclosure, a binding clip includes: the device comprises a first electrode clamp piece, a second electrode clamp piece, an insulating piece, two cylindrical pins, an insulating pin, a connecting rod, a clamp head base, an insulating plug, an opening and closing driving shaft, two deflection conducting shafts, a continuum pin, a continuum joint, a continuum base and an instrument rod; the second electrode clamp sheet is rotatably connected with the connecting rod through a cylindrical pin and then is arranged in a notch of the insulating sheet, the first electrode clamp sheet is rotatably connected with the insulating sheet and the second electrode clamp sheet through an insulating pin, and the insulating sheet is rotatably connected with the connecting rod through another cylindrical pin; the connecting rod is arranged at one end of the clamp head base and an insulating plug block is arranged between the connecting rod and the clamp head base; one ends of the two deflection guide shafts are respectively arranged in the notches at two sides of the other end of the clamp head base, the continuous body joints respectively penetrate the deflection guide shafts and the opening and closing driving shafts and are fixed on the continuous body base, and the continuous body pins are inserted into joint holes of the continuous body base to fix the continuous body joints on the continuous body base, and the continuous body base is fixed on the instrument rod.
According to an embodiment of the present disclosure, a binding clip base includes: the split type base comprises a first split type base and a second split type base, wherein the first split type base and the second split type base are detachably connected in a clamping mode.
According to the embodiment of the disclosure, the opening and closing driving shaft passes through the first connecting holes of the two deflection pull blocks, one end of one steel pipe passes through the second connecting holes on one side of the two deflection pull blocks at the same time and is fixed on the second connecting holes of one deflection pull block, and one end of the other steel pipe passes through the second connecting holes on the other side of the two deflection pull blocks at the same time and is fixed on the second connecting holes of the other deflection pull blocks; the deflection pulling sleeve slides in the core sliding rail, and the deflection pulling block transmits the sliding to the continuous body joint through the two deflection transmission shafts, so that the continuous body joint bends to drive the clamp head to deflect.
According to an embodiment of the present disclosure, the opening and closing drive shaft includes a steel pipe, and the yaw transfer shaft includes a steel pipe; the laparoscopic bendable bipolar electro-coagulation forceps further comprises: the steel pipe is provided with a clamping block, and one end of the steel pipe is provided with a ball head which is embedded into a groove of the clamping block; the trigger is configured to drive the steel pipe to move under the action of the opening and closing clamping blocks, and the steel pipe transmits the movement to the connecting rod to control the opening and closing movement of the first electrode clamp sheet and the second electrode clamp sheet.
According to an embodiment of the present disclosure, the opening and closing drive shaft includes a flexible wire; the laparoscopic bendable bipolar electro-coagulation forceps further comprises: the soft steel wire passes through the opening and closing clamping block; the trigger is connected with the soft steel wire, the opening and closing clamping block is provided with a threaded hole, the position of the trigger is fixed by screwing the jackscrew, the trigger can drive the soft steel wire to move, and the movement is transmitted to the connecting rod through the soft steel wire to control the opening and closing movement of the first electrode clamp sheet and the second electrode clamp sheet.
According to an embodiment of the present disclosure, the laparoscopic bendable bipolar electro-coagulation forceps further includes: the rotary thumb wheel is sleeved and fixed on the instrument rod and is configured to drive the instrument rod to rotate through rotating the rotary thumb wheel, and the instrument rod transmits the rotation to the clamp head to control the clamp head to rotate around the central axis of the instrument rod.
According to an embodiment of the present disclosure, the laparoscopic bendable bipolar electro-coagulation forceps further includes: the electrode is configured to conduct the electric energy provided by the electrode to the movement through a lead wire and then to be transmitted to the clamp head through a movement transmission rod.
According to an embodiment of the present disclosure, the laparoscopic bendable bipolar electro-coagulation forceps further includes: the handle shell, the movement and the electrode are arranged inside the handle shell.
According to the laparoscope bendable bipolar coagulation forceps provided by the embodiment of the disclosure, at least the following technical effects can be realized:
because the cam is provided with the lead notches with central symmetry, each lead notch is matched with one deflection pulling sleeve to drive one deflection pulling block to move, two deflection pulling blocks can be simultaneously driven to move oppositely when the deflection pulling wheel rotates, so that the two-way deflection of the clamp head is realized, and meanwhile, the deflection pulling wheel is separated from the rotation pulling wheel, so that a user can operate by one hand.
Drawings
The above and other objects, features and advantages of the present disclosure will become more apparent from the following description of embodiments thereof with reference to the accompanying drawings in which:
fig. 1 schematically illustrates an overall block diagram of a laparoscopic bendable bipolar electrocoagulation forceps in accordance with an embodiment of the present disclosure.
Fig. 2 schematically illustrates an exploded structural view of a movement according to an embodiment of the present disclosure.
Fig. 3 schematically illustrates an exploded structural view of a binding clip according to an embodiment of the present disclosure.
Fig. 4 schematically illustrates a handle structure of an openable and closable drive shaft as a steel pipe according to an embodiment of the present disclosure.
Fig. 5 schematically illustrates a handle structure diagram of an open-close drive shaft as a steel pipe according to another embodiment of the present disclosure.
Detailed Description
For the purposes of promoting an understanding of the principles and advantages of the disclosure, reference will now be made to the embodiments illustrated in the drawings and specific language will be used to describe the same. It will be apparent that the described embodiments are some, but not all, of the embodiments of the present disclosure. Based on the embodiments in this disclosure, all other embodiments that a person of ordinary skill in the art would obtain without making any inventive effort are within the scope of protection of this disclosure.
The terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the disclosure. The terms "comprises," "comprising," and/or the like, as used herein, specify the presence of stated features, steps, operations, and/or components, but do not preclude the presence or addition of one or more other features, steps, operations, or components.
In the present disclosure, unless explicitly specified and limited otherwise, the terms "mounted," "connected," "secured," and the like are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally formed; may be mechanically connected, may be electrically connected or may communicate with each other; can be directly connected or indirectly connected through an intermediate medium, and can be communicated with the inside of two elements or the interaction relationship of the two elements. The specific meaning of the terms in this disclosure will be understood by those of ordinary skill in the art as the case may be.
In the description of the present disclosure, it should be understood that the terms "longitudinal," "length," "circumferential," "front," "rear," "left," "right," "top," "bottom," "inner," "outer," and the like indicate an orientation or a positional relationship based on that shown in the drawings, merely to facilitate description of the present disclosure and to simplify the description, and do not indicate or imply that the subsystem or element being referred to must have a particular orientation, be configured and operated in a particular orientation, and thus should not be construed as limiting the present disclosure.
Like elements are denoted by like or similar reference numerals throughout the drawings. Conventional structures or constructions will be omitted when they may obscure the understanding of this disclosure. And the shape, size and position relation of each component in the figure do not reflect the actual size, proportion and actual position relation. In addition, in the present disclosure, any reference signs placed between parentheses shall not be construed as limiting the disclosure.
Similarly, in the foregoing description of exemplary embodiments of the disclosure, various features of the disclosure are sometimes grouped together in a single embodiment, figure, or description thereof for the purpose of streamlining the disclosure and aiding in the understanding of one or more of the various disclosed aspects. The description of the reference to the terms "one embodiment," "some embodiments," "examples," "specific examples," or "some examples," etc., means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the present disclosure. In this specification, schematic representations of the above terms do not necessarily refer to the same embodiments or examples. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include one or more such feature. In the description of the present disclosure, the meaning of "a plurality" is at least two, such as two, three, etc., unless explicitly specified otherwise.
Fig. 1 schematically illustrates an overall block diagram of a laparoscopic bendable bipolar electrocoagulation forceps in accordance with an embodiment of the present disclosure.
Fig. 2 schematically illustrates an exploded structural view of a movement according to an embodiment of the present disclosure.
As shown in fig. 1 and 2, the laparoscopic bendable bipolar electro-coagulation forceps may include a forceps head and a movement.
The binding clip is for being configured to grip a target. The target may be understood as a subject to be clamped during laparoscopic surgery.
The movement comprises a movement sliding rail 17, two deflection pull blocks 18, two deflection pull sleeves 19, a cam 20, a deflection bush 21 and a deflection thumb wheel 22.
Each deflection pull block 18 is arranged in one deflection pull sleeve 19, two deflection pull sleeves 19 are arranged in the movement slide rail 17 in a sliding manner, a cam 20 is provided with two lead notches 23 which are symmetrical in center, one end of each deflection pull sleeve 19, which is away from the deflection pull block 18, is provided with a shaft matched with the lead notch, the cam 20 is connected with a deflection shifting wheel 22 through a deflection lining 21, and the deflection lining 21 is fixed on the movement slide rail 17.
In the embodiment of the present disclosure, the cam 20 is driven to rotate by rotating the yaw thumb wheel 22, and the lead notch on the cam 20 interacts with the shaft on the yaw pull sleeve 19 matched with the lead notch to drive the yaw pull sleeve 19 to slide in the core slide rail 17, and the yaw pull block 18 drives the slide to the binding clip to drive the yaw of the binding clip.
Further, a first connecting hole 24 is provided in the middle of the swing pull block 21, and two second connecting holes 25 are provided on two sides of the first connecting hole 24. The function of the first and second connection holes 24 and 25 will be described later.
Fig. 3 schematically illustrates an exploded structural view of a binding clip according to an embodiment of the present disclosure.
As shown in fig. 3, the first electrode tab 1, the second electrode tab 2, the insulating tab 3, the two cylindrical pins 4, the insulating pin 5, the connecting rod 6, the head base, the insulating plug 9, the opening and closing drive shaft 10, the two yaw guide shafts 11, the continuum pin 12, the continuum joint 13, the continuum base 14, and the instrument bar 15.
The second electrode clamp piece 2 is rotatably connected with the connecting rod 6 through a cylindrical pin 4 and then is arranged in a notch of the insulating piece 3, the first electrode clamp piece 1 is rotatably connected with the insulating piece 3 and the second electrode clamp piece 2 through an insulating pin 5, and the insulating piece 3 is rotatably connected with the connecting rod 6 through another cylindrical pin 4. That is, two electrode clamps are connected separately by an insulating plate 3, the electrode clamps are provided with pin holes on the insulating plate 3, penetrating insulating pins 5 for fixing, connecting rods 6 are arranged at the bottoms of the electrode clamps and fixed by cylindrical pins, one electrode clamp is connected with a clamp head base in design, and the other electrode clamp is insulated, and the electrode clamps are respectively electrified to form a bipolar instrument.
The connecting rod 6 is arranged at one end of the clamp head base and is provided with an insulating plug 9 therebetween. One ends of the two deflection guide shafts 11 are respectively arranged in the notches at two sides of the other end of the first clamp head base, the continuum joint 13 respectively penetrates through the steel pipe 11 and the opening and closing driving shaft 10 and is fixed on the continuum base 14, the continuum pin 12 is inserted into the joint hole of the continuum base 14 to fix the continuum joint 13 on the continuum base 14, and the continuum base 14 is fixed on the instrument rod 15.
It should be noted that, the bending part is stacked by using three or more continuous joints 13, the joints are connected by using continuous pins, two deflection conducting shafts 11 are respectively connected to two sides of the clamp head base, penetrate into holes on two sides, and extend into the instrument rod 15 after being crimped with a steel pipe, so as to control the deflection of the joints of the bending part.
Further, the clamp head base may include: the first split type base 7 and the second split type base 8, wherein, the first split type base 7 can be dismantled with the mode that the second split type base 8 passes through the joint and be connected, and then can realize that the center connecting rod is dismantled.
Further, the opening and closing driving shaft 10 passes through the first connecting holes, and one ends of the two yaw guide shafts 11 respectively pass through the two second connecting holes and are fixed in the second connecting holes.
The opening and closing driving shaft 10 passes through the first connecting holes 24 of the two deflection pull blocks 21, one end of one steel pipe 11 passes through the second connecting holes 25 on one side of the two deflection pull blocks 21 at the same time and is fixed on the second connecting holes 25 of one deflection pull block 21, and one end of the other steel pipe 11 passes through the second connecting holes 25 on the other side of the two deflection pull blocks 21 at the same time and is fixed on the second connecting holes 25 of the other deflection pull block 21. The deflection pull sleeve 19 slides in the core slide rail 17, and the deflection pull block 18 transmits the sliding to the continuous body joint 13 through the two deflection guide shafts 11, so that the continuous body joint 13 bends to drive the clamp head to deflect.
For example, in the direction shown in fig. 2, the upper steel pipe 11 is fixed to the second connection hole 25 above the swing block 21 on the side close to the rotary dial 16, and the lower steel pipe 11 is fixed to the second connection hole 25 below the swing block 21 on the side far from the rotary dial 16. Therefore, the deflection pull sleeve 19 slides in the movement slide rail 17 to drive the deflection pull blocks 18 to be close to each other, the deflection pull block 21 on the side close to the rotary thumb wheel 16 drives the upper steel tube 11 to move away from the rotary thumb wheel 16, the upper steel tube 11 can slide freely in the second connecting hole 25 above the deflection pull block 21 on the side far away from the rotary thumb wheel 16, the deflection pull block 21 on the side far away from the rotary thumb wheel 16 drives the lower steel tube 11 to move towards the direction close to the rotary thumb wheel 16, and the lower steel tube 11 can slide freely in the second connecting hole 25 below the deflection pull block 21 on the side close to the rotary thumb wheel 16, so that the continuous body joint 13 is bent upwards to drive the clamp head to deflect upwards. Similarly, the deflection pulling sleeve 19 slides in the movement sliding rail 17 to drive the deflection pulling blocks 18 to be far away from each other, the deflection pulling block 21 on the side close to the rotary thumb wheel 16 drives the upper steel tube 11 to move towards the direction close to the rotary thumb wheel 16, the upper steel tube 11 can slide freely in the second connecting hole 25 above the deflection pulling block 21 on the side far away from the rotary thumb wheel 16, the deflection pulling block 21 on the side far away from the rotary thumb wheel 16 drives the lower steel tube 11 to move towards the direction far away from the rotary thumb wheel 16, and the lower steel tube 11 can slide freely in the second connecting hole 25 below the deflection pulling block 21 on the side close to the rotary thumb wheel 16, so that the continuous joint 13 is bent downwards to drive the clamp head to deflect downwards.
Fig. 4 schematically illustrates a handle structure of an openable and closable drive shaft as a steel pipe according to an embodiment of the present disclosure.
As shown in fig. 4, the laparoscopic bendable bipolar electro-coagulation forceps further includes: the opening and closing block 26 and the trigger 27.
One end of the steel tube of the opening and closing clamping block 26 is provided with a ball head which is embedded into a groove of the opening and closing clamping block 26. The trigger 27 is configured such that the opening and closing of the trigger 27 drives the steel pipe to move under the action of the opening and closing clamp block 26, and the steel pipe 10 transmits the movement to the connecting rod 6 to control the opening and closing movement of the first electrode clamp piece 1 and the second electrode clamp piece 2.
In the installation process, the trigger 27 is put flat, the ball at the tail end of the steel pipe 10 is installed into the opening and closing clamping block 26, the trigger 27 is pressed downwards, and the ball of the steel pipe 10 is embedded into the groove of the opening and closing clamping block 26.
Fig. 5 schematically illustrates a handle structure diagram of an open-close drive shaft as a steel pipe according to another embodiment of the present disclosure.
As shown in fig. 5, the laparoscopic bendable bipolar electro-coagulation forceps further includes: the opening and closing block 26 and the trigger 27.
The flexible wire passes through the opening and closing clamp block 26. The trigger 27 is connected with the soft steel wire, and the clamping block 26 is provided with a threaded hole for screwing the jackscrew to fix the position of the trigger 27, so that the trigger 27 can drive the soft steel wire to move, and the movement is transmitted to the connecting rod 6 through the soft steel wire 10 to control the opening and closing movement of the first electrode clamp piece 1 and the second electrode clamp piece 2.
With continued reference to fig. 1 and 2, the laparoscopic bendable bipolar electro-coagulation forceps further comprises: the rotary thumb wheel 16 is sleeved and fixed on the instrument rod 15, and the rotary thumb wheel 16 is configured to drive the instrument rod 15 to rotate through rotating the rotary thumb wheel 16, and the instrument rod 15 transmits the rotation to the clamp head to control the clamp head to rotate around the central axis of the instrument rod 15.
With continued reference to fig. 4 and 5, the laparoscopic bendable bipolar electro-coagulation forceps further comprises: the electrode 28 and the handle shell 29, the opening and closing clamping block 26, the trigger 27, the electrode 28 and the movement are arranged in the handle shell 29. Specifically, the opening and closing clamping block 26 is provided with a threaded hole, a loading jackscrew is screwed and fixed, a movement screw is fixed, the electrode 28 is loaded into the electrode base 30, and the electrode base cover 31 is fixed, and is loaded into the shell 29.
It should be noted that, as seen from the directions shown in fig. 4 and 5, the deflection thumb wheel 25 of the laparoscopic bendable bipolar electric coagulation forceps provided in the embodiment of the present disclosure is installed below the rotation thumb wheel 16, and the thumb or index finger can be used to control the rotation movement and the deflection movement of the forceps head respectively during holding in one hand, so that two hands are not required.
The foregoing is merely a specific embodiment of the disclosure, but the scope of the present application is not limited thereto. Any changes or substitutions that come within the spirit and principles of the present disclosure are intended to be covered by the scope of this application. Therefore, the protection scope of the present application shall be subject to the protection scope of the claims.
Claims (10)
1. A laparoscopic flexible bipolar electrosurgical forceps comprising:
a clamp head configured to clamp a target;
the movement comprises a movement sliding rail (17), two deflection pull blocks (18), two deflection pull sleeves (19), a cam (20), a deflection bush (21) and a deflection thumb wheel (22);
each deflection pulling block (18) is arranged in one deflection pulling sleeve (19), two deflection pulling sleeves (19) are slidably arranged in the movement sliding rail (17), each cam (20) is provided with two lead notches (23) which are symmetrical in center, one end, away from the deflection pulling block (18), of each deflection pulling sleeve (19) is provided with a shaft matched with the lead notch, the cam (20) is connected with the deflection shifting wheel (22) through a deflection lining (21), and the deflection lining (21) is fixed on the movement sliding rail (17);
the cam (20) is driven to rotate by rotating the deflection shifting wheel (22), a lead notch on the cam (20) interacts with a shaft matched with the lead notch on the deflection pulling sleeve (19) to drive the deflection pulling sleeve (19) to slide in the movement sliding rail (17), and the deflection pulling block (18) drives the sliding to the clamp head so as to drive deflection of the clamp head.
2. The bendable bipolar coagulation forceps of claim 1, wherein a first connecting hole (24) is formed in the middle of the deflection pulling block (21), and two second connecting holes (25) are formed in two sides of the first connecting hole (24).
3. The laparoscopic bendable bipolar coagulation forceps of claim 2, wherein the forceps head comprises:
the electrode clamp comprises a first electrode clamp piece (1), a second electrode clamp piece (2), an insulating piece (3), two cylindrical pins (4), an insulating pin (5), a connecting rod (6), a clamp head base, an insulating plug (9), an opening and closing driving shaft (10), two deflection conductive shafts (11), a continuum pin (12), a continuum joint (13), a continuum base (14) and an instrument rod (15);
the second electrode clamp sheet (2) is rotatably connected with the connecting rod (6) through a cylindrical pin (4) and then is arranged in a notch of the insulating sheet (3), the first electrode clamp sheet (1) is rotatably connected with the insulating sheet (3) and the second electrode clamp sheet (2) through the insulating pin (5), and the insulating sheet (3) is rotatably connected with the connecting rod (6) through another cylindrical pin (4);
the connecting rod (6) is arranged at one end of the clamp head base, and the insulating plug block (9) is arranged between the connecting rod and the clamp head base; one ends of the two deflection conducting shafts (11) are respectively arranged in the notches at two sides of the other end of the clamp head base, the continuous body joints (13) respectively penetrate through the deflection conducting shafts (11) and the opening and closing driving shafts (10) and are fixed on the continuous body base (14), the continuous body pins (12) are inserted into joint holes of the continuous body base (14) to fix the continuous body joints (13) on the continuous body base (14), and the continuous body base (14) is fixed on the instrument rod (15).
4. A laparoscopic bendable bipolar coagulation forceps according to claim 3, wherein the forceps head base comprises:
the split type base comprises a first split type base (7) and a second split type base (8), wherein the first split type base (7) is detachably connected with the second split type base (8) in a clamping manner.
5. A pair of laparoscopic bendable bipolar electrocoagulation pliers according to claim 3, characterized in that the opening and closing driving shaft (10) passes through the first connecting holes (24) of the two deflection pull blocks (21), one end of one steel pipe (11) passes through the second connecting holes (25) of one side of the two deflection pull blocks (21) at the same time and is fixed on the second connecting hole (25) of one deflection pull block (21), and one end of the other steel pipe (11) passes through the second connecting holes (25) of the other side of the two deflection pull blocks (21) at the same time and is fixed on the second connecting hole (25) of the other deflection pull block (21);
the deflection pulling sleeve (19) slides in the movement sliding rail (17), and the deflection pulling block (18) transmits the sliding to the continuous body joint (13) through the two deflection conducting shafts (11), so that the continuous body joint (13) bends to drive the pliers head to deflect.
6. A laparoscopic bendable bipolar electro-coagulation forceps according to claim 3, wherein the open-close drive shaft (10) comprises a steel tube and the yaw guide shaft (11) comprises a steel tube;
the laparoscopic bendable bipolar electro-coagulation forceps further comprises:
the steel pipe comprises an opening and closing clamping block (26), wherein one end of the steel pipe is provided with a ball head, and the ball head is embedded into a groove of the opening and closing clamping block (26);
the trigger (27) is configured to drive the steel pipe to move under the action of the opening and closing clamping block (26), and the steel pipe (10) transmits the movement to the connecting rod (6) to control the opening and closing movement of the first electrode clamp piece (1) and the second electrode clamp piece (2).
7. A laparoscopic bendable bipolar forceps according to claim 3, characterized in that the open-close drive shaft (10) comprises a flexible steel wire;
the laparoscopic bendable bipolar electro-coagulation forceps further comprises:
the soft steel wire passes through the opening and closing clamping block (26);
the trigger (27) is connected with the soft steel wire, the clamping block (26) is provided with a threaded hole, the position of the trigger (27) is screwed and fixed by a jackscrew, the trigger (27) can drive the soft steel wire to move, and the movement is transmitted to the connecting rod (6) through the soft steel wire (10) to control the opening and closing movement of the first electrode clamp piece (1) and the second electrode clamp piece (2).
8. The laparoscopic bendable bipolar electro-coagulation forceps of claim 3, further comprising:
the rotary thumb wheel (16) is sleeved and fixed on the instrument rod (15), the rotary thumb wheel (16) is configured to drive the instrument rod (15) to rotate by rotating the rotary thumb wheel (16), and the instrument rod (15) transmits rotation to the clamp head to control the clamp head to rotate around the central axis of the instrument rod (15).
9. The laparoscopic bendable bipolar electro-coagulation forceps of claim 1, further comprising:
and the electrode (28) is configured to conduct the electric energy provided by the electrode (28) to the movement through a wire, and then the electric energy is transmitted to the clamp head through the movement transmission rod.
10. The laparoscopic bendable bipolar electro-coagulation forceps of claim 8, further comprising:
and a handle housing (29), wherein the movement and the electrode (28) are installed inside the handle housing (29).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN202311338234.2A CN117322993A (en) | 2023-10-16 | 2023-10-16 | Bendable bipolar electric coagulation forceps for laparoscope |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202311338234.2A CN117322993A (en) | 2023-10-16 | 2023-10-16 | Bendable bipolar electric coagulation forceps for laparoscope |
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| CN117322993A true CN117322993A (en) | 2024-01-02 |
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| CN202311338234.2A Pending CN117322993A (en) | 2023-10-16 | 2023-10-16 | Bendable bipolar electric coagulation forceps for laparoscope |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN118141475A (en) * | 2024-04-22 | 2024-06-07 | 杭州华匠医学机器人有限公司 | Laparoscopic surgical instrument based on gear control |
Citations (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20090312773A1 (en) * | 2008-06-13 | 2009-12-17 | Ramiro Cabrera | Endoscopic stitching devices |
| US20100010512A1 (en) * | 2006-10-05 | 2010-01-14 | Taylor Eric J | Flexible endoscopic stitching devices |
| US20100179540A1 (en) * | 2006-10-06 | 2010-07-15 | Stanislaw Marczyk | Endoscopic Vessel Sealer and Divider Having a Flexible Articulating Shaft |
| US20120109186A1 (en) * | 2010-10-29 | 2012-05-03 | Parrott David A | Articulating laparoscopic surgical instruments |
| CN107530104A (en) * | 2015-04-16 | 2018-01-02 | 伊西康有限责任公司 | Ultrasonic surgical instrument with the opposite thread driver for end effector |
| CN113440184A (en) * | 2021-08-12 | 2021-09-28 | 吉林大学 | Manual-control flexible minimally invasive surgical instrument |
| CN114869454A (en) * | 2022-05-19 | 2022-08-09 | 哈尔滨医科大学附属第一医院 | Multifunctional separation forceps for endoscopic thyroid surgery |
| CN217244579U (en) * | 2022-04-27 | 2022-08-23 | 杭州华匠医学机器人有限公司 | Handheld endoscope needle holding forceps |
| CN217593048U (en) * | 2021-12-23 | 2022-10-18 | 杭州得道医疗设备科技有限公司 | Bipolar electric excision electric coagulation forceps of laparoscope |
| US20230033865A1 (en) * | 2021-07-28 | 2023-02-02 | Karl Storz Se & Co. Kg | Surgical instrument and locking device thereof |
| CN219109653U (en) * | 2022-11-30 | 2023-06-02 | 英特姆(武汉)医疗科技股份有限公司 | Tool for replacing operation head body of laparoscopic surgical instrument |
| JP2023081527A (en) * | 2021-12-01 | 2023-06-13 | 日本ゼオン株式会社 | Medical care device |
-
2023
- 2023-10-16 CN CN202311338234.2A patent/CN117322993A/en active Pending
Patent Citations (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20100010512A1 (en) * | 2006-10-05 | 2010-01-14 | Taylor Eric J | Flexible endoscopic stitching devices |
| US20100179540A1 (en) * | 2006-10-06 | 2010-07-15 | Stanislaw Marczyk | Endoscopic Vessel Sealer and Divider Having a Flexible Articulating Shaft |
| US20090312773A1 (en) * | 2008-06-13 | 2009-12-17 | Ramiro Cabrera | Endoscopic stitching devices |
| US20120109186A1 (en) * | 2010-10-29 | 2012-05-03 | Parrott David A | Articulating laparoscopic surgical instruments |
| CN107530104A (en) * | 2015-04-16 | 2018-01-02 | 伊西康有限责任公司 | Ultrasonic surgical instrument with the opposite thread driver for end effector |
| US20230033865A1 (en) * | 2021-07-28 | 2023-02-02 | Karl Storz Se & Co. Kg | Surgical instrument and locking device thereof |
| CN113440184A (en) * | 2021-08-12 | 2021-09-28 | 吉林大学 | Manual-control flexible minimally invasive surgical instrument |
| JP2023081527A (en) * | 2021-12-01 | 2023-06-13 | 日本ゼオン株式会社 | Medical care device |
| CN217593048U (en) * | 2021-12-23 | 2022-10-18 | 杭州得道医疗设备科技有限公司 | Bipolar electric excision electric coagulation forceps of laparoscope |
| CN217244579U (en) * | 2022-04-27 | 2022-08-23 | 杭州华匠医学机器人有限公司 | Handheld endoscope needle holding forceps |
| CN114869454A (en) * | 2022-05-19 | 2022-08-09 | 哈尔滨医科大学附属第一医院 | Multifunctional separation forceps for endoscopic thyroid surgery |
| CN219109653U (en) * | 2022-11-30 | 2023-06-02 | 英特姆(武汉)医疗科技股份有限公司 | Tool for replacing operation head body of laparoscopic surgical instrument |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN118141475A (en) * | 2024-04-22 | 2024-06-07 | 杭州华匠医学机器人有限公司 | Laparoscopic surgical instrument based on gear control |
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