CN218515800U - Nerve monitoring bipolar minimally invasive instrument capable of being operated by single hand - Google Patents
Nerve monitoring bipolar minimally invasive instrument capable of being operated by single hand Download PDFInfo
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- CN218515800U CN218515800U CN202220097683.7U CN202220097683U CN218515800U CN 218515800 U CN218515800 U CN 218515800U CN 202220097683 U CN202220097683 U CN 202220097683U CN 218515800 U CN218515800 U CN 218515800U
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Abstract
The utility model discloses a but bipolar minimal invasive apparatus of nerve guardianship of one-hand operation belongs to wicresoft medical instrument technical field, including first tweezers piece, the second tweezers piece, the amazing probe of nerve guardianship, a fixed base, first wire, the second wire, survey the wire, bipolar plug, the sliding closure, first tweezers piece and second tweezers piece are installed on the fixed base, the amazing probe of nerve guardianship passes the crown spring of installing between fixed base and upper cover, the amazing probe of nerve guardianship and sliding closure become a whole through moulding plastics, and the probe passes the pipe of fixing in the first tweezers piece outside, the sliding closure can make a round trip to slide in the tweezers piece outside, mutual insulation between tweezers piece and the probe, first tweezers piece and second tweezers piece are through first wire and second wire connection high frequency energy equipment, the amazing probe of nerve guardianship connects nerve guardianship equipment through surveying the wire, this can bipolar minimal invasive apparatus of nerve guardianship of one-hand operation, can realize that one-hand surveys and convenient operation.
Description
Technical Field
The utility model belongs to the technical field of the medical instrument of wicresoft, concretely relates to but bipolar minimally invasive instrument of nerve monitoring of one-hand operation.
Background
The neural injury of larynx return nerve, neural injury on the larynx can lead to postoperative sound to change in the thyroid surgery, unilateral recurrent laryngeal nerve injury leads to temporary or permanent vocal cord paralysis, bilateral damage can lead to suffocation and even endanger life, use the nerve monitor in thyroid surgery has been proposed at present, this technique becomes the neural function of judgement larynx in the thyroid surgery, the effective auxiliary means of prevention laryngeal nerve injury, the fusion of simple bipolar high frequency energy apparatus and neural guardianship detecting instrument can cause both to influence each other, high frequency energy can cause the nerve unit of electric burn during neural monitoring, even cause the damage of nerve monitor equipment, can not reach the purpose of monitoring and operation on the contrary.
The prior art has the following defects: nerve monitor need cooperate the use to insert neural monitoring endotracheal tube and probe needle, cross the neural guardianship of use in the operation process, energy apparatus operation limit is surveyed and is accomplished the discernment and show recurrent laryngeal nerve, but can lead to recurrent laryngeal nerve to shift among the frequent apparatus cross use, delay the operation time, bipolar high frequency energy and the influence of each other of neural guardianship stimulating current output simultaneously, can bring the electrical burn of high frequency energy when the monitoring of neural guardianship, cause neural guardianship equipment to destroy because of high frequency energy even.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a but bipolar minimal access instrument of nerve guardianship of one-hand operation to solve the problem that provides among the above-mentioned background art.
In order to achieve the above purpose, the utility model provides a following technical scheme: a nerve monitoring bipolar minimally invasive instrument capable of being operated by one hand comprises a fixed seat, a first forceps sheet and a second forceps sheet, wherein the first forceps sheet and the second forceps sheet are fixed above the fixed seat;
the first forceps piece and the second forceps piece are respectively connected with a first lead and a second lead, a catheter is installed on the outer side of the first forceps piece, a nerve monitoring stimulation probe is arranged in the catheter, a detection pull rod is injection-molded at the tail end of the nerve monitoring stimulation probe, a sliding cover is installed on the outer side of the first forceps piece, an upper cover is arranged outside the detection pull rod, a crown spring is installed in a groove between the fixing seat and the upper cover, plugs are arranged at one ends of the first lead, the second lead and the detection lead, the first lead with the plugs, the second lead with the plugs and the other end of the detection lead with the plugs are installed in the fixing seat, and the nerve monitoring stimulation probe penetrates through the contact type conductive crown spring;
the outside and fixing base and the upper cover fixed connection of the spring are hat to the aforesaid, and the both sides limit of above-mentioned first tweezers piece is opened there is the sliding closure groove, and the sliding closure downside is installed at the sliding closure inslot, and the wire is surveyed in the connection of the aforesaid spring of hat, and the aforesaid is surveyed the front end of pull rod and is had a stopper, and the spacing inslot of above-mentioned stopper between fixing base and upper cover.
Preferably, the body of the first forceps piece and the body of the second forceps piece are wrapped by an insulating layer, the forceps tip parts of the first forceps piece and the second forceps piece are made of silver-copper alloy which is conductive rapidly and high in hardness, and the forceps tip is in one of a needle tip shape and a sharp knife shape.
Preferably, the detection wire installed inside the fixing base is electrically connected with the inner side conductive part of the contact-type conductive crown spring, the nerve monitoring stimulation probe extends out of the catheter, and the nerve monitoring stimulation probe wraps the insulating layer.
Preferably, the first lead with the plug and the second lead with the plug are connected into a bipolar plug through injection molding.
Preferably, the nerve monitoring stimulation probe and the sliding cover are integrated through injection molding, the nerve monitoring stimulation probe penetrates through a catheter fixed on the outer side of the first forceps piece, and a positioning hole is formed in one end, adjacent to the detection pull rod, of the sliding cover.
The utility model discloses a technological effect and advantage:
the nerve monitoring bipolar minimally invasive instrument capable of being operated by one hand is provided with the first forceps piece, the second forceps piece, the nerve monitoring stimulation probe, the fixing seat, the first lead, the second lead and the detection lead, can realize the switching of a forceps tip bipolar high-frequency energy end and a probe working end without replacing an operation instrument, has non-interfering use functions, can quickly limit the dissection range of recurrent laryngeal nerves, reduces the free length of the recurrent laryngeal nerves, and ensures the integrity of the nerve function to the maximum extent with the minimum trauma;
through setting up the fixing base, first tweezers piece, the second tweezers piece, first tweezers piece, each other does not switch on between second tweezers piece and the probe, can not disturb the nerve stimulation electric current, and with the restriction of high frequency energy between first tweezers piece and second tweezers piece, concentrate high frequency energy at the operation position between the two poles of the earth during the use in the operation process, the meticulous tweezers point of constituteing by silver-copper alloy can cut rapidly and meticulous separation soft tissue and can not cause the energy of large tracts of land to overflow, reduce the unexpected risk of burning nerve that high frequency energy brought, thyroid operation safety has been ensured, thyroid operation effect and quality have been promoted, the feasible easy operation of structure.
Drawings
Fig. 1 is a schematic structural diagram of an embodiment of the present invention;
FIG. 2 is a schematic structural view of the detecting status tweezer sheet according to the embodiment of the present invention;
FIG. 3 is a schematic view of the underside structure of the sliding cover according to the embodiment of the present invention;
figure 4 is the upper side structure schematic diagram of the disassembled state of the forceps sheet of the embodiment of the utility model.
In the figure: 1. a first forceps sheet; 2. a second forceps sheet; 3. a neuromonitoring stimulation probe; 4. a fixed seat; 5. Detecting a pull rod; 6. a crown spring; 7. a conduit; 8. a first conductive line; 9. a second conductive line; 10. detecting a wire; 11. a bipolar plug; 12. an upper cover; 13. a sliding cover; 14. positioning holes; 15. a sliding cover groove; 16. a limiting block; 17. a limiting groove.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.
Please refer to fig. 1-4, which illustrate a nerve monitoring bipolar minimally invasive device capable of being operated with one hand, comprising a first forceps sheet 1, a second forceps sheet 2, a nerve monitoring stimulation probe 3, a fixing base 4, a first wire 8, a second wire 9, a detection wire 10, a bipolar plug 11, and a sliding cover 13, wherein the first forceps sheet 1 and the second forceps sheet 2 are fixed on the fixing base 4, one end of the first wire 8, the second wire 9, and the detection wire 10 is provided with a plug, the other end of the first wire 8, the second wire 9, and the detection wire 10 is installed inside the fixing base 4, the nerve monitoring stimulation probe 3 passes through the contact type conductive crown spring 6, and the end thereof is injection molded with a detection pull rod 5, the sliding cover 13 is installed outside the first forceps sheet 1, the bipolar plug 11 is used for connecting a high frequency energy device, the detection wire 10 is used for connecting the nerve monitoring device, the insulation layer wrapped outside the first forceps sheet 1 and the second forceps sheet 2 may be injection molded by ABS or polycarbonate, or may be formed by spraying polytetrafluoroethylene powder.
Referring to figures 1-4, the insulation layers are wrapped on the first forceps piece 1 and the second forceps piece 2, the first forceps piece 1 and the second forceps piece 2 are not conducted with each other, so that high-frequency energy is limited between the first forceps piece 1 and the second forceps piece 2, and accidental nerve and tissue burns caused by large-area high-frequency current flow are prevented.
Referring to fig. 1-4, a conduit 7 is installed on the outer side of the first forceps piece 1, the conduit 7 provides a telescopic channel for the nerve monitoring stimulation probe 3, the forceps tip portions of the first forceps piece 1 and the second forceps piece 2 are made of silver-copper alloy which is conductive rapidly and has high hardness, the forceps tip is in the shape of one of a needle tip and a sharp knife, and the contact area between the needle tip and the sharp knife and a human body is small, so that the forceps is suitable for fine minimally invasive surgery.
Referring to fig. 1-4, the crown spring 6 is installed in a groove between the fixing base 4 and the upper cover 12, the outer side of the crown spring 6 is fixedly connected with the fixing base 4 and the upper cover 12, and the detection wire 10 installed inside the fixing base 4 is electrically connected with the conductive part inside the contact-type conductive crown spring 6.
Referring to fig. 1-4, the nerve monitoring stimulation probe 3 passes through the crown spring 6, the nerve monitoring stimulation probe 3 and the sliding cover 13 are integrated through injection molding, the sliding cover groove 15 is formed on two side edges of the first forceps sheet 1, the lower side of the sliding cover 13 is installed in the sliding cover groove 15, the sliding cover 13 can slide in the sliding cover groove 15, the nerve monitoring stimulation probe 3 passes through the conduit 7 fixed on the outer side of the first forceps sheet 1, the nerve monitoring stimulation probe 3 extends out of the conduit 7, one end extending out of the conduit 7 is a probe working end, the nerve monitoring stimulation probe 3 wraps an insulating layer, the nerve monitoring stimulation probe 3 can be in conduction connection with the contact type conductive crown spring 6, and one end, adjacent to the detection pull rod 5, of the sliding cover 13 is provided with a positioning hole 14.
Referring to fig. 1-4, the front end of the detecting pull rod 5 has a limiting block 16, the limiting block 16 is freely movable in a limiting groove 17 between the upper cover 12 and the fixing base 4, and the limiting groove 17 defines the extending and retracting limit position of the nerve monitoring stimulation probe 3. In the use, promote sliding closure 13 with the finger and just can control the flexible of nerve monitoring stimulation probe 3, realized one-hand operation, detect stopper 16 limit probe flexible distance of pull rod 5 front end, and can not the slippage when using.
Referring to fig. 1-4, the nerve monitoring stimulation probe 3 passes through the catheter 7 fixed on the outer side of the first forceps sheet 1, the nerve monitoring stimulation probe 3 extends out of the catheter 7, one end extending out of the catheter 7 is a probe working end, the nerve monitoring stimulation probe 3 is wrapped by an insulating layer, the nerve monitoring stimulation probe 3 can be in conductive connection with the contact type conductive crown spring 6, only when the nerve monitoring stimulation probe 3 is completely pushed out, the conductive part at the tail end of the nerve monitoring stimulation probe 3 can be in contact with the contact type conductive crown spring 6, so that the nerve monitoring stimulation probe 3 is in contact with stimulation current from the nerve monitoring equipment, and the risk of accidental contact of an operator with the stimulation current is effectively reduced.
When the nerve monitoring bipolar minimally invasive instrument capable of being operated by one hand is used, a bipolar plug 11 is connected into high-frequency energy equipment, a detection lead 10 is connected into the nerve monitoring equipment, a nerve monitoring tracheal catheter and a loop needle are used in a matching way, a detection pull rod 5 is pulled out of a fixed seat 4 backwards before operation, a nerve monitoring stimulation probe 3 is retracted, then a first forceps sheet 1 and a second forceps sheet 2 are used for operation, electric coagulation hemostasis operation is carried out on an operation part, after hemostasis is finished, a sliding cover 13 is pushed by a finger to slowly extend the nerve monitoring stimulation probe 3, when the sliding cover 13 slides to an extreme position, the nerve monitoring stimulation probe 3 is automatically conducted with a contact type crown spring 6, at the moment, the nerve monitoring stimulation probe 3 is used for contacting tracheal tissue of a patient, effective stimulation is carried out on retrolaryngeal nerves by stimulation current, and the combined action of a contact type electrode and the loop needle of the nerve monitoring trachea, the nerve monitoring device can determine the position of the nerve on the nerve monitoring device, then the sliding cover 13 is slid to withdraw the nerve monitoring stimulation probe 3, the crown spring 6 can not contact the part of the tail part of the nerve monitoring stimulation probe 3 which is not wrapped by the insulating layer, the stimulation current is immediately disconnected, then the first forceps sheet 1 and the second forceps sheet 2 are used for the next operation, the high-frequency energy is always kept between the first forceps sheet 1 and the second forceps sheet 2, the accidental burning of the nerve tissue possibly caused by the large-area high-frequency current bunch can be effectively prevented, the operation is simple and labor-saving, the complex procedure of frequently replacing the probe and the surgical instrument is fundamentally solved, the operation time is reduced, the accidental damage caused by the frequent entering and exiting of the instrument from the human tissue can be prevented, the damage can be timely monitored and analyzed in the operation, and the operation electrode and the probe are respectively connected with a high-frequency power supply and a nerve monitor for different working ends, the function and effect are not interfered with each other.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered as the technical solutions of the present invention and the practical concepts of the present invention within the technical scope of the present invention.
Claims (5)
1. The utility model provides a but bipolar minimal access instrument of nerve monitoring of one-hand operation, includes fixing base (4) and fixes first tweezers piece (1) and second tweezers piece (2) above it, its characterized in that:
the nerve monitoring and stimulating probe comprises a first forceps sheet (1) and a second forceps sheet (2), wherein the first forceps sheet (1) and the second forceps sheet (2) are respectively connected with a first lead (8) and a second lead (9), a guide tube (7) is installed on the outer side of the first forceps sheet (1), a nerve monitoring and stimulating probe (3) is arranged in the guide tube (7), a detection pull rod (5) is injection-molded at the tail end of the nerve monitoring and stimulating probe (3), a sliding cover (13) is installed on the outer side of the first forceps sheet (1), an upper cover (12) is arranged outside the detection pull rod (5), a crown spring (6) is installed in a groove between a fixed seat (4) and the upper cover (12), one ends of the first lead (8), the second lead (9) and the detection lead (10) are provided with a plug, the other ends of the first lead (8) with the plug, the second lead (9) with the plug and the detection lead (10) with the plug are installed inside the fixed seat (4), and the nerve monitoring and stimulating probe (3) penetrates through the contact type conductive crown spring (6);
the outer side of the crown spring (6) is fixedly connected with the fixing seat (4) and the upper cover (12), sliding cover grooves (15) are formed in two side edges of the first forceps piece (1), the lower side of the sliding cover (13) is installed in the sliding cover grooves (15), the crown spring (6) is connected with the detection lead (10), a limiting block (16) is arranged at the front end of the detection pull rod (5), and the limiting block (16) is arranged in a limiting groove (17) between the fixing seat (4) and the upper cover (12).
2. The neuromonitoring bipolar minimally invasive instrument as claimed in claim 1, wherein: the forceps comprise a first forceps piece (1) and a second forceps piece (2), wherein the body of the first forceps piece (1) and the body of the second forceps piece (2) are wrapped by insulating layers, the forceps tip parts of the first forceps piece (1) and the second forceps piece (2) are made of silver-copper alloy which is conductive rapidly and high in hardness, and the forceps tip is in one of a needle tip shape and a sharp knife shape.
3. The neuromonitoring bipolar minimally invasive instrument of claim 1, wherein: the nerve monitoring stimulation probe is characterized in that a detection lead (10) arranged in the fixed seat (4) is electrically connected with a conductive part on the inner side of the contact type conductive crown spring (6), the nerve monitoring stimulation probe (3) extends out of the catheter (7), and the nerve monitoring stimulation probe (3) is wrapped by an insulating layer.
4. The neuromonitoring bipolar minimally invasive instrument as claimed in claim 1, wherein: the first conductor (8) with the plug and the second conductor (9) with the plug are connected by injection molding to form a bipolar plug (11).
5. The neuromonitoring bipolar minimally invasive instrument of claim 1, wherein: the nerve monitoring stimulation probe (3) and the sliding cover (13) are integrated through injection molding, the nerve monitoring stimulation probe (3) penetrates through the guide pipe (7) fixed on the outer side of the first forceps piece (1), and a positioning hole (14) is formed in one end, adjacent to the detection pull rod (5), of the sliding cover (13).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220097683.7U CN218515800U (en) | 2022-01-14 | 2022-01-14 | Nerve monitoring bipolar minimally invasive instrument capable of being operated by single hand |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220097683.7U CN218515800U (en) | 2022-01-14 | 2022-01-14 | Nerve monitoring bipolar minimally invasive instrument capable of being operated by single hand |
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| Publication Number | Publication Date |
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| CN218515800U true CN218515800U (en) | 2023-02-24 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202220097683.7U Active CN218515800U (en) | 2022-01-14 | 2022-01-14 | Nerve monitoring bipolar minimally invasive instrument capable of being operated by single hand |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116458992A (en) * | 2023-03-14 | 2023-07-21 | 武汉金柏威光电技术有限公司 | Bipolar electric coagulation forceps with nerve detection function |
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2022
- 2022-01-14 CN CN202220097683.7U patent/CN218515800U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116458992A (en) * | 2023-03-14 | 2023-07-21 | 武汉金柏威光电技术有限公司 | Bipolar electric coagulation forceps with nerve detection function |
| CN116458992B (en) * | 2023-03-14 | 2023-10-17 | 武汉金柏威光电技术有限公司 | Bipolar electric coagulation forceps with nerve detection function |
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