CN112807079A - Telescopic scalpel for spine and scalpel head - Google Patents
Telescopic scalpel for spine and scalpel head Download PDFInfo
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- CN112807079A CN112807079A CN202110234183.3A CN202110234183A CN112807079A CN 112807079 A CN112807079 A CN 112807079A CN 202110234183 A CN202110234183 A CN 202110234183A CN 112807079 A CN112807079 A CN 112807079A
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- 229910001220 stainless steel Inorganic materials 0.000 claims abstract description 83
- 239000010935 stainless steel Substances 0.000 claims abstract description 83
- ZOKXTWBITQBERF-UHFFFAOYSA-N Molybdenum Chemical compound [Mo] ZOKXTWBITQBERF-UHFFFAOYSA-N 0.000 claims description 3
- 229910010293 ceramic material Inorganic materials 0.000 claims description 3
- 230000007704 transition Effects 0.000 claims description 3
- -1 polytetrafluoroethylene Polymers 0.000 claims description 2
- 229920001343 polytetrafluoroethylene Polymers 0.000 claims description 2
- 239000004810 polytetrafluoroethylene Substances 0.000 claims description 2
- 238000003466 welding Methods 0.000 claims 2
- 238000001356 surgical procedure Methods 0.000 abstract description 11
- 238000000034 method Methods 0.000 abstract description 10
- 206010011409 Cross infection Diseases 0.000 abstract description 4
- 206010029803 Nosocomial infection Diseases 0.000 abstract description 4
- 239000004809 Teflon Substances 0.000 description 3
- 229920006362 Teflon® Polymers 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 239000000463 material Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
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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
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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
-
- 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
- A61B2018/00577—Ablation
- A61B2018/00583—Coblation, i.e. ablation using a cold plasma
-
- 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
- A61B2018/00601—Cutting
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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
- A61B2018/0091—Handpieces of the surgical instrument or device
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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
- A61B18/1206—Generators therefor
- A61B2018/128—Generators therefor generating two or more frequencies
-
- 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
- A61B2018/1467—Probes or electrodes therefor using more than two electrodes on a single probe
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- Health & Medical Sciences (AREA)
- Surgery (AREA)
- Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- Biomedical Technology (AREA)
- Otolaryngology (AREA)
- Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
- Plasma & Fusion (AREA)
- Physics & Mathematics (AREA)
- Heart & Thoracic Surgery (AREA)
- Medical Informatics (AREA)
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- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
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Abstract
The invention discloses a telescopic scalpel for a spine and a scalpel head, wherein the telescopic scalpel comprises a scalpel head, a scalpel rod and a handle, the scalpel head is used for connecting the scalpel head with the scalpel head, the scalpel head comprises a switch arranged in an inner cavity of the handle, the scalpel head comprises a primary electrode, a secondary electrode and a tertiary electrode which are sequentially nested from inside to outside, an insulating sleeve is sleeved outside the primary electrode, the end part of the primary electrode is connected with an electric wire through a stainless steel needle core to obtain a power supply, and the outer side of the stainless steel needle core is attached and connected with a first insulating layer; the secondary electrode and the primary electrode are connected or disconnected after being stretched to form different cutting loops; the third-stage electrode is fixedly connected with the handle through a stainless steel pipe II; a first movable gap is reserved between the insulating sleeve and the first insulating layer and between the first stainless steel tube arranged on the outer side of the insulating sleeve and the first insulating layer. The scalpel can adapt to cutting and processing of spinal wound surfaces of various different areas, the replacement of the scalpel in the spinal surgery process is reduced, the processing time of the spinal surgery is shortened, and cross infection is reduced.
Description
Technical Field
The invention relates to the technical field of medical instruments, in particular to a telescopic scalpel for spinal surgeries.
Background
The existing plasma surgical system mostly adopts a plasma scalpel with a fixed working tip form, when relevant operations are carried out in the spine, the working tips with different working areas are needed to be adopted for different parts, and the conversion and use of surgical instruments have certain influence on the accuracy of the operations and the operation time.
Although chinese patent 201420179133.5, entitled electrotome pen, discloses an electrotome pen comprising a handle, an electrode and an electrotome head connected to the handle, the electrotome head is tubular, the electrode is telescopically arranged in the electrotome head, a slider is movably arranged on the handle, the slider is connected to the electrode, and the movement of the slider controls the electrode to extend out of or retract into the electrotome head. According to the electrotome pen, the electrode is telescopically arranged in the electrotome head, and the length can be adjusted according to needs when the electrotome pen is used, so that damage outside an operation part is avoided, the safety performance is greatly improved, and the electrotome pen is very convenient to use; when not in use, the electrode retracts into the electric knife head to play a role in protection.
Although the electric scalpel pen discloses that the scalpel can stretch out and draw back, the electric scalpel pen can only be stored and used, the technical problem that the existing scalpel is accurately and quickly switched in the use process of the same operation cannot be solved, particularly, the requirement of the spinal scalpel in the use process is difficult to meet under the condition that the fine operation and the operation with a large area need to be completed in the same operation, the replacement and the operation time of the spinal operation are long, and the possibility of cross infection in the operation process is increased.
Disclosure of Invention
In order to overcome the defects of the prior art, the invention provides the surgical knife head which can be quickly switched between different sizes of surgical areas and different shapes of the knife head in a telescopic mode so as to meet the requirements of spinal surgery, save the time for replacing different surgical knives and the operation process, shorten the time of spinal surgery and reduce cross infection.
The technical scheme adopted by the invention is as follows: scalable scalpel is used to backbone, including tool bit and be used for connecting its cutter arbor and handle, the scalpel is still including arranging the switch of handle inner chamber in to the tool bit includes one-level electrode and second grade electrode, the tertiary electric level that from inside to outside nested the arranging in proper order, wherein:
the insulating sleeve is sleeved between the primary electrode and the secondary electrode, the end part of the insulating sleeve is sequentially connected with the switch and the electric wire through the stainless steel needle core to obtain a power supply, and meanwhile, the stainless steel needle core is positioned outside the cutter bar and is jointed with the first insulating layer;
the secondary electrode is connected or disconnected with the primary electrode after stretching to form different cutting loops, is arranged outside the insulating sleeve, and is sequentially sleeved with a first stainless steel pipe insulating layer and a second insulating layer close to the end part of the stainless steel needle core;
the third-level electrode is arranged on the outer side of the second insulating layer and fixedly connected with the handle through a second stainless steel pipe, and a third insulating sleeve is sleeved on the outer side of the second stainless steel pipe;
a first movable gap is reserved between the insulating sleeve and the first insulating layer and between the first insulating layer and a first stainless steel pipe arranged on the outer side of the insulating sleeve;
a second gap is reserved between the second insulating layer and the second stainless steel tube;
the stainless steel needle core is fixedly connected with a sliding block arranged on the handle to drive the primary electrode to stretch and retract, so that the primary electrode and the secondary electrode are communicated, or the primary electrode and the tertiary electrode are communicated to work.
Preferably, a fourth insulating layer is arranged on the part, between the secondary electrode and the second stainless steel tube, outside the second insulating layer.
Preferably, the outer side of one end of the secondary electrode close to the primary electrode is of a circular arc transition structure.
Preferably, the cutting head is bent at an angle θ relative to the axial direction of the shank.
Preferably, the insulating sleeve is made of a ceramic material.
Preferably, the fourth insulating layer is made of polytetrafluoroethylene, a so-called teflon material.
Preferably, the first stainless steel tube of the secondary electrode and the second stainless steel tube of the tertiary electrode are respectively connected with a switch, and each switch is also connected with a power supply through an electric wire, so that the independent control switch control of the secondary electrode and the tertiary electrode is realized.
Preferably, the primary electrode and the secondary electrode are made of molybdenum metal, and the electrodes are used for better operation effect.
Preferably, the primary electrode is welded with the stainless steel needle core, and the secondary electrode is welded with the stainless steel tube I, so that the stability of connection between the primary electrode and the secondary electrode and between the stainless steel core and the stainless steel tube I is ensured. Scalable scalpel tool bit is used to backbone, the tool bit includes one-level electrode and second grade electrode, the tertiary level that sets gradually from inside to outside, wherein: the insulating sleeve is sleeved between the primary electrode and the secondary electrode, the end part of the insulating sleeve is sequentially connected with the switch and the electric wire through the stainless steel needle core to obtain a power supply, and meanwhile, the stainless steel needle core is positioned outside the cutter bar and is jointed with the first insulating layer;
the secondary electrode is connected or disconnected with the primary electrode after stretching to form different cutting loops, is arranged outside the insulating sleeve, and is sequentially sleeved with a first stainless steel pipe insulating layer and a second insulating layer close to the end part of the stainless steel needle core;
the third-level electrode is arranged on the outer side of the second insulating layer and fixedly connected with the handle through a second stainless steel pipe, and a third insulating sleeve is sleeved on the outer side of the second stainless steel pipe;
a first movable gap is reserved between the insulating sleeve and the first insulating layer and between the first insulating layer and a first stainless steel pipe arranged on the outer side of the insulating sleeve;
a second gap is reserved between the second insulating layer and the second stainless steel tube;
the stainless steel needle core is fixedly connected with a sliding block arranged on the handle to drive the primary electrode to stretch and retract, so that the primary electrode and the secondary electrode are communicated, or the primary electrode and the tertiary electrode are communicated to work.
Compared with the prior art, the invention has the beneficial effects that:
according to the telescopic scalpel for the spine, the slider is used for pushing the primary electrode to be in contact with or separate from the motor, so that surgical cutting of two spine wound surfaces is realized, the scalpel can be suitable for cutting and processing of different spine wound surfaces, the replacement requirement and replacement frequency of the scalpel in the spine surgery process are reduced, the spine surgery processing time is shortened, the physical strength of doctors and nurses is saved, and the surgery difficulty is reduced.
In addition, the first insulating layer is arranged before the first-level electrode is contacted with the second-level electrode, the second insulating layer and the insulating sleeve are arranged at the stroke position between the contact of the second-level electrode and the third-level motor, so that the second-level electrode and the third-level electrode do not work in the forward pushing or backward pushing process of the sliding block, potential surgical risks are avoided, and the safety performance of the scalpel is ensured.
Drawings
FIG. 1 is a front view of a spinal telescopic scalpel in one orientation;
FIG. 2 is an enlarged view at A of FIG. 1;
FIG. 3 is an enlarged cross-sectional view of the tool tip 100;
FIG. 4 is another directional view of the spinal telescopic scalpel;
FIG. 5 is a cross-sectional view A-A of FIG. 4;
wherein: 1-a slide block, 2-a knife bar, 3-a slide block II, 4-a handle, 5-a wire, 6-a switch and 7-a stainless steel needle core;
100-tool bit, 110-primary electrode, 111-insulating sleeve, 112-first insulating layer;
120-secondary electrode, 121-stainless steel tube I, 122-second insulating layer, 123-fourth insulating layer;
130-three-level electrode, 131-stainless steel tube II, 132-third insulating sleeve; 140-clearance one, 150-clearance two.
Detailed Description
Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the accompanying drawings are illustrative only for the purpose of explaining the present invention, and are not to be construed as limiting the present invention.
In the description of the present invention, it is to be understood that the terms "center", "upper", "lower", "front", "rear", "left", "right", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience in describing the present invention and simplifying the description, but do not indicate or imply that the combination or element referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, are not to be construed as limiting the present invention. In addition, in the description process of the embodiment of the present invention, the positional relationships of the devices such as "upper", "lower", "front", "rear", "left", "right", and the like in all the drawings are based on fig. 1.
As shown in fig. 1 and 4, the spinal telescopic scalpel comprises a scalpel head 100, a scalpel rod 2 and a handle 4 for connecting the scalpel head to the handle, the scalpel further comprises a switch 6 disposed in an inner cavity of the handle 4, and as shown in fig. 2 and 3, the scalpel head 100 comprises a primary electrode 110, a secondary electrode 120 and a tertiary electrode 130 which are sequentially nested from inside to outside, wherein:
an insulating sleeve 111 is sleeved between the primary electrode 110 and the secondary electrode 120, the end part of the insulating sleeve is sequentially connected with the switch 6 and the wire 5 through the stainless steel needle core 7 to obtain a power supply, and meanwhile, the stainless steel needle core 7 is positioned at the outer side of the cutter bar 2 and is jointed with a first insulating layer 112;
the secondary electrode 120 is connected or disconnected with the primary electrode 110 after stretching, so that different cutting loops are formed, the secondary electrode is arranged outside the insulating sleeve 111, and a stainless steel tube I121 and a second insulating layer 122 are sequentially sleeved at the end part close to the stainless steel needle core 7;
the third-level electrode 130 is arranged on the outer side of the second insulating layer 122 and fixedly connected with the handle 4 through a second stainless steel pipe 131, and a third insulating sleeve 132 is further sleeved on the outer side of the second stainless steel pipe 131;
a first movable gap 140 is reserved between the insulating sleeve 111 and the first insulating layer 112 and the stainless steel pipe 121 arranged outside the insulating sleeve;
a second gap 150 is reserved between the second insulating layer 122 and the second stainless steel tube 131;
the stainless steel needle core 7 is fixedly connected with the sliding block 1 arranged on the handle 4 to drive the primary electrode 110 to stretch and retract, so that the primary electrode and the secondary electrode are communicated, or the primary electrode and the tertiary electrode are communicated to work.
When the telescopic scalpel works, the front push sliding block, the secondary electrode and the tertiary electrode are conducted and form a loop with the extended primary electrode, so that the scalpel can be used for performing an operation at a position with a small operation area and a fine requirement; when the back pushes away the slider, one-level electrode and secondary electrode switch on to form the return circuit with tertiary electrode, can operate the great position of operation area, meet under the circumstances that meticulous operation and great area operation were accomplished in same operation, utilize this scalpel, can save the process of changing different scalpels, shorten the operating time, reduced cross infection, in addition, push away or the back in-process before the slider, the electrode is out of work, has avoided potential operation risk.
That is, when the slide block is pushed to the front, the primary electrode is a positive electrode, and the secondary electrode and the tertiary electrode are negative electrodes, so as to form a loop (i.e., a cut is formed between the primary electrode and the secondary electrode, and the cut can also be formed between the primary electrode and the tertiary electrode, so that the areas are different). When the slide block is pushed to the rearmost, the primary electrode and the secondary electrode are anodes, the tertiary electrode is a cathode, a loop is formed, and the cutting surface is located between the secondary electrode and the tertiary electrode because the primary electrode retracts. The electrode and the secondary electrode are conducted, and the wound area between the two conditions can be operated.
As shown in fig. 3, the third-stage electrode 130 is a stainless steel tube ii 131, that is, the third-stage electrode 130 is a stainless steel tube ii, which can reduce the number of parts of the electrode and the scalpel, reduce the processing and assembling time, and improve the assembling efficiency.
As can be seen from fig. 2 and 3, a fourth insulating layer 123 is disposed on a portion, located between the secondary electrode 120 and the second stainless steel tube 131, outside the second insulating layer 122 of the retractable scalpel, for ensuring a second gap 150 between an inner wall phase of the second stainless steel tube 131 and the second insulating layer 122 on the premise of minimal structural improvement, so that the third-stage electrode 130 can be smoothly contacted with or separated from the secondary electrode under the driving of the second slider. In a more preferred embodiment, the outer side of the end of the secondary electrode 120 close to the primary electrode 110 is a circular arc transition structure, so as to avoid causing a secondary incision to the surgical site and improve the safety performance of the surgery.
As can be seen from fig. 1, the cutting head 100 is bent at an angle θ with respect to the axial direction of the shaft 2, in particular 15-25 degrees, preferably 20 degrees, for performing a partial deep surgery.
Preferably, the insulating sleeve 111 of the telescopic scalpel is made of a ceramic material. The fourth insulating layer 123 is made of teflon material, i.e., made of teflon. All have better insulating property and durability.
The more preferred embodiments of the retractable scalpel are: the first stainless steel tube 121 of the second electrode 120 and the second stainless steel tube 131 of the third electrode 130 are respectively connected with a switch, and each switch is also connected with a power supply through an electric wire, so that the control of the switches for independent control of the second electrode and the third electrode is realized.
In the preferred telescopic scalpel, the primary electrode 110 and the secondary electrode 120 are made of molybdenum metal, so that the electrode has better surgical effect. Moreover, the primary electrode 110 is welded with the stainless steel needle core 7, and the secondary electrode 120 is welded with the first stainless steel tube 121, so that the stability of connection between the primary electrode and the secondary electrode and the stainless steel core and the stainless steel tube I is ensured. As shown in fig. 2 and 3, the retractable scalpel head for spinal column only needs to include a primary electrode 110, a secondary electrode 120 and a tertiary electrode 130, which are sequentially arranged from inside to outside, in the scalpel head 100, wherein: an insulating sleeve 111 is sleeved between the primary electrode 110 and the secondary electrode 120, the end part of the insulating sleeve is sequentially connected with the switch 6 and the wire 5 through the stainless steel needle core 7 to obtain a power supply, and meanwhile, the stainless steel needle core 7 is positioned at the outer side of the cutter bar 2 and is jointed with a first insulating layer 112;
the secondary electrode 120 is connected or disconnected with the primary electrode 110 after stretching, so that different cutting loops are formed, the secondary electrode is arranged outside the insulating sleeve 111, and a stainless steel tube I121 and a second insulating layer 122 are sequentially sleeved at the end part close to the stainless steel needle core 7;
the third-level electrode 130 is arranged on the outer side of the second insulating layer 122 and fixedly connected with the handle 4 through a second stainless steel pipe 131, and a third insulating sleeve 132 is further sleeved on the outer side of the second stainless steel pipe 131;
a first movable gap 140 is reserved between the insulating sleeve 111 and the first insulating layer 112 and the stainless steel pipe 121 arranged outside the insulating sleeve;
a second gap 150 is reserved between the second insulating layer 122 and the second stainless steel tube 131;
the stainless steel needle core 7 is fixedly connected with the sliding block 1 arranged on the handle 4 to drive the primary electrode 110 to stretch and retract, so that the primary electrode and the secondary electrode are communicated, or the primary electrode and the tertiary electrode are communicated to work. Can also realize better spinal surgery effect.
The embodiments of the present invention are disclosed as the preferred embodiments, but not limited thereto, and those skilled in the art can easily understand the spirit of the present invention and make various extensions and changes without departing from the spirit of the present invention.
Claims (8)
1. Scalable scalpel is used to backbone, its characterized in that: including tool bit (100) and be used for connecting its cutter arbor (2) and handle (4), scalpel still includes switch (6) of placing handle (4) inner chamber in to tool bit (100) include from inside to outside in proper order nested arrangement primary electrode (110) and secondary electrode (120), tertiary electrode (130), wherein:
an insulating sleeve (111) is sleeved between the primary electrode (110) and the secondary electrode (120), the end part of the insulating sleeve is sequentially connected with the switch (6) and the electric wire (5) through a stainless steel needle core (7) to obtain a power supply, and meanwhile, the stainless steel needle core (7) is positioned at the outer side of the cutter bar (2) and is jointed with a first insulating layer (112);
the secondary electrode (120) is connected or disconnected with the primary electrode (110) after stretching, so that different cutting loops are formed, the secondary electrode is arranged on the outer side of the insulating sleeve (111), and a stainless steel tube I (121) and a second insulating layer (122) are sequentially sleeved at the end part close to the stainless steel needle core (7);
the third-level electrode (130) is arranged on the outer side of the second insulating layer (122) and fixedly connected with the handle (4) through a stainless steel pipe II (131), and a third insulating sleeve (132) is sleeved on the outer side of the stainless steel pipe II (131);
a first movable gap (140) is reserved between the insulating sleeve (111) and the first insulating layer (112) and a first stainless steel pipe (121) arranged on the outer side of the insulating sleeve;
a second gap (150) is reserved between the second insulating layer (122) and the second stainless steel tube (131);
the stainless steel needle core (7) is fixedly connected with the sliding block (1) arranged on the handle (4) to drive the primary electrode (110) to stretch and retract, so that the primary electrode and the secondary electrode are connected, or the primary electrode and the tertiary electrode are connected to work.
2. The retractable scalpel of claim 1, wherein: and a fourth insulating layer (123) is arranged on the part, positioned between the secondary electrode (120) and the stainless steel tube II (131), outside the second insulating layer (122).
3. The retractable scalpel of claim 1, wherein: the outer side of one end of the secondary electrode (120) close to the primary electrode (110) is of a circular arc transition structure, and the cutter head (100) is bent at an angle relative to the axial direction of the cutter rod (2)
。
4. The retractable scalpel of claim 3, wherein: the insulating sleeve (111) is made of a ceramic material, and the fourth insulating layer (123) is made of polytetrafluoroethylene.
5. The retractable scalpel of claim 4, wherein: the stainless steel pipe I (121) of the secondary electrode (120) and the stainless steel pipe II (131) of the tertiary electrode (130) are respectively connected with a switch, and each switch is also connected with a power supply through an electric wire.
6. The retractable scalpel of claim 5, wherein: the primary electrode (110) and the secondary electrode (120) are made of molybdenum metal.
7. The retractable scalpel of claim 1, wherein: the primary electrode (110) is connected with the stainless steel needle core (7) in a welding mode, and the secondary electrode (120) is connected with the stainless steel tube I (121) in a welding mode.
8. Scalable scalpel tool bit is used to backbone, its characterized in that:
the tool bit (100) comprises a primary electrode (110), a secondary electrode (120) and a tertiary electrode (130) which are sequentially arranged from inside to outside, wherein: an insulating sleeve (111) is sleeved between the primary electrode (110) and the secondary electrode (120), the end part of the insulating sleeve is sequentially connected with the switch (6) and the electric wire (5) through a stainless steel needle core (7) to obtain a power supply, and meanwhile, the stainless steel needle core (7) is positioned at the outer side of the cutter bar (2) and is jointed with a first insulating layer (112);
the secondary electrode (120) is connected or disconnected with the primary electrode (110) after stretching, so that different cutting loops are formed, the secondary electrode is arranged on the outer side of the insulating sleeve (111), and a stainless steel tube I (121) and a second insulating layer (122) are sequentially sleeved at the end part close to the stainless steel needle core (7);
the third-level electrode (130) is arranged on the outer side of the second insulating layer (122) and fixedly connected with the handle (4) through a stainless steel pipe II (131), and a third insulating sleeve (132) is sleeved on the outer side of the stainless steel pipe II (131);
a first movable gap (140) is reserved between the insulating sleeve (111) and the first insulating layer (112) and a first stainless steel pipe (121) arranged on the outer side of the insulating sleeve;
a second gap (150) is reserved between the second insulating layer (122) and the second stainless steel tube (131);
the stainless steel needle core (7) is fixedly connected with the sliding block (1) arranged on the handle (4) to drive the primary electrode (110) to stretch and retract, so that the primary electrode and the secondary electrode are connected, or the primary electrode and the tertiary electrode are connected to work.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110234183.3A CN112807079A (en) | 2021-03-03 | 2021-03-03 | Telescopic scalpel for spine and scalpel head |
| PCT/CN2021/128726 WO2022183758A1 (en) | 2021-03-03 | 2021-11-04 | Telescopic scalpel for spine, and scalpel head |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110234183.3A CN112807079A (en) | 2021-03-03 | 2021-03-03 | Telescopic scalpel for spine and scalpel head |
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| Publication Number | Publication Date |
|---|---|
| CN112807079A true CN112807079A (en) | 2021-05-18 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110234183.3A Pending CN112807079A (en) | 2021-03-03 | 2021-03-03 | Telescopic scalpel for spine and scalpel head |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN112807079A (en) |
| WO (1) | WO2022183758A1 (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2022183758A1 (en) * | 2021-03-03 | 2022-09-09 | 江苏邦士医疗科技有限公司 | Telescopic scalpel for spine, and scalpel head |
| WO2023029361A1 (en) * | 2021-08-31 | 2023-03-09 | 江苏邦士医疗科技有限公司 | Needle-shaped plasma radio frequency electrode |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US8535306B2 (en) * | 2007-11-05 | 2013-09-17 | Angiodynamics, Inc. | Ablation devices and methods of using the same |
| CN204219037U (en) * | 2014-10-23 | 2015-03-25 | 江苏邦士医疗科技有限公司 | A kind of radio frequency plasma procedures electrode |
| CN110269678A (en) * | 2019-07-18 | 2019-09-24 | 上海交通大学医学院附属第九人民医院 | A kind of decorative sursery Bipolar plasmakinetic procedures electrode |
| CN111529049A (en) * | 2019-10-11 | 2020-08-14 | 深圳钮迈科技有限公司 | Dual electrode probe and method of operating the same |
| CN212089715U (en) * | 2020-03-28 | 2020-12-08 | 南京天康医疗科技有限公司 | Needle electrode for straight adjustable water-cooling circulation radio frequency ablation |
| CN112807079A (en) * | 2021-03-03 | 2021-05-18 | 江苏邦士医疗科技有限公司 | Telescopic scalpel for spine and scalpel head |
-
2021
- 2021-03-03 CN CN202110234183.3A patent/CN112807079A/en active Pending
- 2021-11-04 WO PCT/CN2021/128726 patent/WO2022183758A1/en active Application Filing
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2022183758A1 (en) * | 2021-03-03 | 2022-09-09 | 江苏邦士医疗科技有限公司 | Telescopic scalpel for spine, and scalpel head |
| WO2023029361A1 (en) * | 2021-08-31 | 2023-03-09 | 江苏邦士医疗科技有限公司 | Needle-shaped plasma radio frequency electrode |
Also Published As
| Publication number | Publication date |
|---|---|
| WO2022183758A1 (en) | 2022-09-09 |
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Country or region after: China Address after: 225300 building 7, phase I standard plant, medical device area, 898 Yaocheng Avenue, Taizhou City, Jiangsu Province Applicant after: Bangshi Medical Technology Co.,Ltd. Address before: 225300 building 7, phase I standard plant, medical device area, 898 Yaocheng Avenue, Taizhou City, Jiangsu Province Applicant before: JIANGSU BONSS MEDICAL TECHNOLOGY Co.,Ltd. Country or region before: China |