CN210931788U - Multifunctional shear type high-frequency electrotome capable of reducing thermal damage - Google Patents
Multifunctional shear type high-frequency electrotome capable of reducing thermal damage Download PDFInfo
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- CN210931788U CN210931788U CN201921430580.2U CN201921430580U CN210931788U CN 210931788 U CN210931788 U CN 210931788U CN 201921430580 U CN201921430580 U CN 201921430580U CN 210931788 U CN210931788 U CN 210931788U
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- connecting rod
- handle
- frequency electrotome
- lower connecting
- cover
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- 238000000926 separation method Methods 0.000 claims abstract description 8
- 238000001746 injection moulding Methods 0.000 claims description 5
- 229910010293 ceramic material Inorganic materials 0.000 claims description 4
- 238000005452 bending Methods 0.000 claims description 3
- 238000009413 insulation Methods 0.000 claims description 2
- 238000003466 welding Methods 0.000 claims description 2
- 230000000694 effects Effects 0.000 abstract description 5
- 238000007711 solidification Methods 0.000 abstract description 3
- 230000008023 solidification Effects 0.000 abstract description 3
- 238000005345 coagulation Methods 0.000 description 4
- 230000015271 coagulation Effects 0.000 description 4
- 238000009792 diffusion process Methods 0.000 description 4
- 230000002093 peripheral effect Effects 0.000 description 4
- 238000010073 coating (rubber) Methods 0.000 description 3
- 239000011247 coating layer Substances 0.000 description 3
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- 229920000642 polymer Polymers 0.000 description 3
- 241000405070 Percophidae Species 0.000 description 2
- 208000027418 Wounds and injury Diseases 0.000 description 2
- 239000008280 blood Substances 0.000 description 2
- 210000004369 blood Anatomy 0.000 description 2
- 238000009297 electrocoagulation Methods 0.000 description 2
- 230000002439 hemostatic effect Effects 0.000 description 2
- 206010051814 Eschar Diseases 0.000 description 1
- 239000012790 adhesive layer Substances 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 231100000333 eschar Toxicity 0.000 description 1
- 230000023597 hemostasis Effects 0.000 description 1
- 208000014674 injury Diseases 0.000 description 1
- 102000004169 proteins and genes Human genes 0.000 description 1
- 108090000623 proteins and genes Proteins 0.000 description 1
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- Surgical Instruments (AREA)
Abstract
The utility model discloses a multi-functional formula high frequency electrotome of cutting of reducible heat damage, including left handle and right handle, lower connecting rod is connected through the pivot with last connecting rod, at last, the front end of lower connecting rod is equipped with respectively, keep silent down, the left handle includes left handle upper cover and left handle lower cover, it is fixed with touch switch and lower connecting rod to cover under the left handle, the cylinder on the fender hook is fixed in the round hole on the connecting rod down, the separation blade is connected with fender hook and lower connecting rod respectively, the spring both ends are connected with lower connecting rod and trigger baffle respectively, the trigger separation blade is connected with trigger and pendulum rod respectively, the pendulum rod is connected with the blade, it comprises the front end of last connecting rod to go up to keep silent, plastics rubber coated layer and last electrode piece are constituteed, lower front end by lower connecting rod is kept silent down, plastics rubber coated layer and lower electrode piece are constituteed, go up keep silent and keep silent down and make up and make. The utility model has the advantages of simple structure and reasonable design, improved the solidification effect of tissue, shortened the operation time.
Description
Technical Field
The utility model relates to a high frequency electrotome, specific multi-functional formula high frequency electrotome of cutting of reducible heat damage that says so.
Background
A high-frequency electric knife is an electric surgical instrument for replacing a mechanical scalpel to cut tissues. The tissue is heated when the high-frequency high-voltage current generated by the tip of the effective electrode contacts with the body, so that the separation and coagulation of the body tissue are realized, and the purposes of cutting and hemostasis are achieved. Because the cutting is very rapid, the hemostatic effect is good, and the wound edge can be automatically disinfected, the operation time can be greatly shortened, and the blood loss of a patient can be reduced, thereby reducing complications. However, the high-frequency electric knife is generally fast in heat diffusion during use, is easy to cause thermal damage to surrounding tissues, and can reduce the coagulation effect of target tissues and prolong the operation time.
Disclosure of Invention
In order to solve the problem, the utility model provides a high-frequency electrotome which can reduce the thermal injury and effectively shorten the operation time.
In order to achieve the purpose, the utility model discloses a realize through following technical scheme:
the utility model relates to a multifunctional scissors type high-frequency electrotome capable of reducing heat damage, which comprises a left handle and a right handle, wherein a lower connecting rod on the left handle is fixedly connected with an upper connecting rod on the right handle through a rotating shaft, the front end of the upper connecting rod is provided with an upper jaw, the front end of the lower connecting rod is provided with a lower jaw, the right handle comprises a right handle upper cover and a right handle lower cover, the upper connecting rod is fixed between the right handle and the left handle, the left handle comprises a left handle upper cover and a left handle lower cover, a touch switch and a lower connecting rod are fixed on the left handle lower cover, a cylinder on the stop hook is fixed in a round hole on the lower connecting rod, the stop sheet is respectively connected with the stop hook and the lower connecting rod, one end of a spring is fixed on a lower connecting rod, the other end of the spring is fixed on a trigger baffle plate on a trigger, the stop sheet of the trigger is respectively connected with a trigger and a swing rod, the upper electrode plate is in interference contact connection with the front end of the upper connecting rod through an upper electrode plate bending elastic sheet at the end part of the upper electrode plate, the front end of the lower connecting rod, the plastic-coated adhesive layer and the lower electrode plate are closely connected together through an injection molding process to form a lower jaw, the upper jaw and the lower jaw are combined into a duckbill shape, and a downward convex insulating convex point is arranged at the lower end of the upper jaw.
The utility model discloses a further improvement lies in: the insulation salient points are made of ceramic materials.
The utility model discloses a further improvement lies in: the pins of the touch switch are welded with an external cable, and the touch switch is respectively welded with the upper connecting rod and the lower electrode plate through leads.
The utility model discloses a further improvement lies in: the left handle lower cover is provided with a cross column which passes through a fixing hole on the lower connecting rod to fix the lower connecting rod on the left handle lower cover.
The utility model discloses a further improvement lies in: the middle position of the upper surface of the upper jaw and the middle position of the lower surface of the lower jaw are both provided with a cutter groove.
The utility model discloses a further improvement lies in: the right handle upper cover and the right handle lower cover are welded together.
The utility model discloses a further improvement lies in: the left handle upper cover and the left handle lower cover are welded together.
The utility model has the advantages that: the plastic rubber coating layer is made of high polymer plastic, the upper jaw and the lower jaw are wrapped on the outer sides of the upper connecting rod and the lower connecting rod by the high polymer plastic rubber coating layer, heat diffusion of the upper jaw and the lower jaw can be effectively reduced, the peripheral surface temperature of the upper jaw and the lower jaw is always in a lower state, heat damage of peripheral tissues is reduced, high polymer plastic is convenient to machine and form, secondary processing is not needed, and the processing time is shortened. The upper jaw and the lower jaw are combined into a duckbilled shape, and the side surface is arc-shaped, so that tissue prying and separation are conveniently realized. The insulating salient points are made of ceramic materials, so that the strength and the hardness of the insulating salient points can be ensured, the tissue gripping force can be further improved, when the upper jaw and the lower jaw are in a closed state, the insulating salient points enable a certain safety distance to be kept between the upper electrode plate and the lower electrode plate, failure caused by short circuit conduction between the two electrodes is avoided, and the coagulation consistency of the tissue can be effectively guaranteed.
The utility model has the advantages of simple structure and reasonable design, can avoid leading to peripheral tissue to derive the heat damage because the heat diffusion, further improve the solidification effect of tissue, shorten the operation time, improve the success rate of operation.
Drawings
Fig. 1 is a schematic structural diagram of the present invention.
Fig. 2 is a partial sectional view of fig. 1.
Fig. 3 is a partially enlarged view of fig. 1.
Fig. 4 is a side view of the present invention.
Fig. 5 is a schematic partial cross-sectional view of fig. 4.
Fig. 6 is an internal structure view of the left handle with the upper cover removed.
Fig. 7 is a schematic view of the internal structure with the catch removed.
Fig. 8 is a perspective view of the present invention.
Wherein: 1-left handle, 101-left handle upper cover, 102-left handle lower cover, 2-right handle, 3-lower connecting rod, 4-upper connecting rod, 5-upper jaw, 6-touch switch, 7-catch hook, 8-spring, 9-trigger, 901-trigger baffle, 10-swing rod, 11-blade, 12-upper electrode plate, 13-plastic encapsulating layer, 14-lower electrode plate, 15-insulating salient point, 16-knife slot, 17-upper electrode plate bending elastic sheet, 18-lower jaw, 19-catch, 20-upper connecting rod front end, 21-lower connecting rod front end, and 22-cross column.
Detailed Description
In order to enhance the understanding of the present invention, the present invention will be described in detail with reference to the following embodiments and the accompanying drawings, wherein the embodiments are only used for explaining the present invention, and do not limit the protection scope of the present invention.
As shown in fig. 1-8, the utility model relates to a multifunctional scissors high frequency electric knife capable of reducing heat damage, comprising a left handle 1 and a right handle 2, a lower connecting rod 3 on the left handle 1 is fixedly connected with an upper connecting rod 4 on the right handle through a rotating shaft, an upper jaw 5 is arranged at the front end of the upper connecting rod 4, a lower jaw 18 is arranged at the front end of the lower connecting rod 3, the right handle 2 comprises a right handle upper cover and a right handle lower cover, the upper connecting rod 4 is fixed between the right handle and the left handle, and the right handle upper cover and the right handle lower cover are welded together through ultrasonic, the left handle 1 comprises a left handle upper cover 101 and a left handle lower cover 102, the left handle upper cover 101 and the left handle lower cover 102 are also welded together through ultrasonic welding, a touch switch 6 and a lower connecting rod 3 are fixed on the left handle lower cover 102, a cross column 22 is arranged on the left handle lower cover 102, the cross column 22 passes through a fixing hole on the lower connecting rod 3 to fix the lower connecting rod 3 on the left handle, a cylinder on a stop hook 7 is fixed in a circular hole on a lower connecting rod 3, a baffle plate 19 is respectively connected with the stop hook 7 and the lower connecting rod 3, the lower connecting rod 3 is connected with a trigger baffle 901 through a spring 8, the lower connecting rod and the trigger baffle 901 are both provided with fixing holes, two ends of the spring 8 hook two fixing holes, the spring 8 is not easy to separate, and the trigger baffle 901 can be disassembled simultaneously, the trigger baffle 901 is respectively connected with a trigger 9 and a swing rod 10, the swing rod 10 is connected with a blade 11, the blade is assembled in an assembly groove on the lower connecting rod 3, a knife groove 16 is respectively arranged at the middle position of the upper surface of the upper jaw 5 and the middle position of the lower surface of the lower jaw 18, the blade is driven to move in the assembly groove and the knife groove 16 through the swing rod 10, the front end 20 of the upper connecting rod, a plastic rubber coating layer 13 and the upper electrode plate 12 are connected together through an injection molding process to form the, the reliability of electrical connection can be guaranteed, the front end 20 of the upper connecting rod is arranged at the front end of the upper connecting rod 5 and is integrally formed with the upper connecting rod 5, the front end 21 of the lower connecting rod is arranged at the front end of the lower connecting rod 3 and is integrally formed with the lower connecting rod 3, the front end 21 of the lower connecting rod, the plastic encapsulating layer 13 and the lower electrode plate 14 are tightly connected together through an injection molding process to form a lower jaw 18, the upper jaw 5 and the lower jaw 18 are combined into a duckbill shape, the lower end of the upper jaw 5 is provided with an insulating salient point 15 which protrudes downwards, the front end of the upper connecting rod 4 is provided with an assembly groove, a part of the insulating salient point 15 is fixed in the assembly groove, the lower end of the insulating salient point penetrates through the plastic encapsulating layer and the upper electrode plate to protrude downwards, the insulating salient point 15 is made of insulating ceramic material, the hardness and the strength are high, the grasping force of tissues can be improved, the downward protrusion can keep, the failure caused by short circuit of the upper electrode plate 12 and the lower electrode plate 14 is avoided, and the coagulation consistency of the tissue can be effectively guaranteed.
When the high-frequency generator is matched during specific work, high-power high-frequency positive sine waves are applied, when human tissues to be operated are positioned between the upper jaw 5 and the lower jaw 18, the left handle 1 and the right handle 2 are under the holding action force of a doctor, the touch switch 6 is stressed to realize electrical conduction, the baffle hook 7 is stressed to enable the baffle 19 to swing, a baffle boss on the baffle 19 gives way to a space in a trigger baffle, the trigger 9 is in a free state and can be pulled leftwards, high-frequency current is released between the upper electrode plate 12 and the lower electrode plate 14, so that the human tissues between electrocoagulation generate heat effect, the deep parts of the human tissues are radially spread, related tissues are changed into light brown small eschar, proteins in blood are coagulated, and the hemostatic effect is achieved without forming obvious electric arcs. The action range is limited between the upper jaw and the lower jaw, and no polar plate is needed. After electrocoagulation, a trigger 9 is pushed to move leftwards, the trigger 9 drives a trigger separation blade 901, a swing rod 10 and a blade 11 to move rightwards, the blade 11 moves rightwards in a cutter groove 16 to realize tissue cutting, at the moment, a spring 8 is in a compression state, and when the trigger 9 is loosened, the blade 11 is driven by the trigger separation blade 901 and the swing rod 10 to recover to an original position under the action of the spring 8.
The utility model has the advantages of simple structure and reasonable design, can avoid leading to peripheral tissue to derive the heat damage because the heat diffusion, further improve the solidification effect of tissue, shorten the operation time, improve the success rate of operation.
Claims (7)
1. The utility model provides a reducible heat damage's multi-functional formula high frequency electrotome of cutting, includes left handle (1) and right handle (2), lower connecting rod (3) on left handle (1) with last connecting rod (4) on the right handle are through pivot fixed connection last connecting rod (4) front end is provided with and keeps silent (5) lower connecting rod (3) front end is provided with keeps silent (18), its characterized in that: right side handle (2) include right side handle upper cover and right side handle lower cover, upper connecting rod (4) are fixed right side handle with between the left side handle, left side handle (1) include left side handle upper cover (101) and left side handle lower cover (102) be fixed with on left side handle lower cover (102) touching switch (6) with lower connecting rod (3), the cylinder on keeping off hook (7) is fixed in the round hole on lower connecting rod (3), separation blade (19) respectively with keep off hook (7) with lower connecting rod (3) are connected, spring (8) one end is fixed on lower connecting rod (3), its other end is fixed on trigger baffle (901) on trigger (9), trigger separation blade (901) respectively with trigger (9) and pendulum rod (10) are connected, pendulum rod (10) are connected with blade (11), upper connecting rod front end (20) have been established, The plastic encapsulating layer (13) and the upper electrode plate (12) are connected together through an injection molding process to form the upper jaw (5), the upper electrode plate (12) is in interference contact connection with the front end 20 of the upper connecting rod through an upper electrode plate bending elastic sheet (17) at the end part of the upper electrode plate, the front end 21 of the lower connecting rod, the plastic encapsulating layer (13) and the lower electrode plate (14) are tightly connected together through an injection molding process to form the lower jaw (18), the upper jaw (5) and the lower jaw (18) are combined into a duckbilled shape, and the lower end of the upper jaw (5) is provided with an insulating convex point (15) protruding downwards.
2. The multifunctional scissors high-frequency electrotome according to claim 1, wherein the scissors high-frequency electrotome comprises: the insulation salient points (15) are made of ceramic materials.
3. The multifunctional scissors high-frequency electrotome according to claim 1, wherein the scissors high-frequency electrotome comprises: pins of the touch switch (6) are welded with an external cable, and the touch switch (6) is respectively connected with the upper connecting rod (4) and the lower electrode plate (14) in a welding mode through leads.
4. The multifunctional scissors high-frequency electrotome according to claim 1, wherein the scissors high-frequency electrotome comprises: a cross column (22) is arranged on the left handle lower cover (102), and the cross column (22) penetrates through a fixing hole in the lower connecting rod (3) to fix the lower connecting rod (3) on the left handle lower cover (102).
5. The multifunctional scissors high-frequency electrotome according to claim 1, wherein the scissors high-frequency electrotome comprises: a knife groove (16) is arranged at the middle position of the upper surface of the upper jaw (5) and the middle position of the lower surface of the lower jaw (18).
6. The multifunctional scissors high-frequency electrotome according to claim 1, wherein the scissors high-frequency electrotome comprises: the right handle upper cover and the right handle lower cover are welded together.
7. The multifunctional scissors high-frequency electrotome according to claim 1, wherein the scissors high-frequency electrotome comprises: the left handle upper cover (101) and the left handle lower cover (102) are welded together.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921430580.2U CN210931788U (en) | 2019-08-30 | 2019-08-30 | Multifunctional shear type high-frequency electrotome capable of reducing thermal damage |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921430580.2U CN210931788U (en) | 2019-08-30 | 2019-08-30 | Multifunctional shear type high-frequency electrotome capable of reducing thermal damage |
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| Publication Number | Publication Date |
|---|---|
| CN210931788U true CN210931788U (en) | 2020-07-07 |
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| CN201921430580.2U Active CN210931788U (en) | 2019-08-30 | 2019-08-30 | Multifunctional shear type high-frequency electrotome capable of reducing thermal damage |
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| CN (1) | CN210931788U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110522509A (en) * | 2019-08-30 | 2019-12-03 | 江苏邦士医疗科技有限公司 | A kind of Multifunctional shear type electric knife reducing thermal damage |
-
2019
- 2019-08-30 CN CN201921430580.2U patent/CN210931788U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110522509A (en) * | 2019-08-30 | 2019-12-03 | 江苏邦士医疗科技有限公司 | A kind of Multifunctional shear type electric knife reducing thermal damage |
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Address after: 225300 building 7, phase I standard plant, medical device area, 898 Yaocheng Avenue, Taizhou City, Jiangsu Province Patentee after: Bangshi Medical Technology Co.,Ltd. Country or region after: China Address before: 225300 building 7, phase I standard plant, medical device area, No. 898, Yaocheng Avenue, Taizhou City, Jiangsu Province Patentee before: JIANGSU BONSS MEDICAL TECHNOLOGY Co.,Ltd. Country or region before: China |