CN111467084A - Input handle of wire locking device - Google Patents
Input handle of wire locking device Download PDFInfo
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- CN111467084A CN111467084A CN202010482426.0A CN202010482426A CN111467084A CN 111467084 A CN111467084 A CN 111467084A CN 202010482426 A CN202010482426 A CN 202010482426A CN 111467084 A CN111467084 A CN 111467084A
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- screwing
- wire
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- 238000001125 extrusion Methods 0.000 claims abstract description 28
- 238000003825 pressing Methods 0.000 claims description 53
- 238000007789 sealing Methods 0.000 claims description 20
- 230000000149 penetrating effect Effects 0.000 claims description 10
- 230000001681 protective effect Effects 0.000 claims description 9
- 230000002093 peripheral effect Effects 0.000 claims description 4
- 238000002788 crimping Methods 0.000 claims description 2
- 239000007943 implant Substances 0.000 abstract description 20
- 230000002035 prolonged effect Effects 0.000 abstract description 2
- 239000012207 thread-locking agent Substances 0.000 description 11
- 238000005520 cutting process Methods 0.000 description 10
- 238000000034 method Methods 0.000 description 6
- 230000009286 beneficial effect Effects 0.000 description 3
- 239000012634 fragment Substances 0.000 description 3
- 239000008280 blood Substances 0.000 description 2
- 210000004369 blood Anatomy 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000009958 sewing Methods 0.000 description 2
- 238000004904 shortening Methods 0.000 description 2
- 238000005299 abrasion Methods 0.000 description 1
- 239000013013 elastic material Substances 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 230000003902 lesion Effects 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 210000000056 organ Anatomy 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 238000004804 winding Methods 0.000 description 1
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Classifications
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61F—FILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS
- A61F2/00—Filters implantable into blood vessels; Prostheses, i.e. artificial substitutes or replacements for parts of the body; Appliances for connecting them with the body; Devices providing patency to, or preventing collapsing of, tubular structures of the body, e.g. stents
- A61F2/02—Prostheses implantable into the body
- A61F2/24—Heart valves ; Vascular valves, e.g. venous valves; Heart implants, e.g. passive devices for improving the function of the native valve or the heart muscle; Transmyocardial revascularisation [TMR] devices; Valves implantable in the body
- A61F2/2427—Devices for manipulating or deploying heart valves during implantation
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B17/04—Surgical instruments, devices or methods, e.g. tourniquets for suturing wounds; Holders or packages for needles or suture materials
- A61B17/0401—Suture anchors, buttons or pledgets, i.e. means for attaching sutures to bone, cartilage or soft tissue; Instruments for applying or removing suture anchors
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B17/04—Surgical instruments, devices or methods, e.g. tourniquets for suturing wounds; Holders or packages for needles or suture materials
- A61B17/0469—Suturing instruments for use in minimally invasive surgery, e.g. endoscopic surgery
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B17/04—Surgical instruments, devices or methods, e.g. tourniquets for suturing wounds; Holders or packages for needles or suture materials
- A61B17/0482—Needle or suture guides
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B17/04—Surgical instruments, devices or methods, e.g. tourniquets for suturing wounds; Holders or packages for needles or suture materials
- A61B17/0491—Sewing machines for surgery
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B17/04—Surgical instruments, devices or methods, e.g. tourniquets for suturing wounds; Holders or packages for needles or suture materials
- A61B17/0401—Suture anchors, buttons or pledgets, i.e. means for attaching sutures to bone, cartilage or soft tissue; Instruments for applying or removing suture anchors
- A61B2017/0409—Instruments for applying suture anchors
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B17/04—Surgical instruments, devices or methods, e.g. tourniquets for suturing wounds; Holders or packages for needles or suture materials
- A61B17/0469—Suturing instruments for use in minimally invasive surgery, e.g. endoscopic surgery
- A61B2017/0474—Knot pushers
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- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Surgery (AREA)
- Veterinary Medicine (AREA)
- General Health & Medical Sciences (AREA)
- Biomedical Technology (AREA)
- Heart & Thoracic Surgery (AREA)
- Engineering & Computer Science (AREA)
- Public Health (AREA)
- Animal Behavior & Ethology (AREA)
- Medical Informatics (AREA)
- Molecular Biology (AREA)
- Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
- Cardiology (AREA)
- Rheumatology (AREA)
- Oral & Maxillofacial Surgery (AREA)
- Transplantation (AREA)
- Vascular Medicine (AREA)
- Surgical Instruments (AREA)
Abstract
The invention provides an input handle of a wire locking device, which relates to the technical field of medical instruments and comprises a shell and an input mechanism arranged on the shell; the input mechanism comprises a knob and an input cable; the knob is rotatably connected to the shell, the input cable penetrates through the shell, the rear end of the input cable is fixedly connected to the knob, the front end of the input cable is configured to be capable of being sleeved at one end, far away from the extrusion part, of the driving part, and the driving part and the input cable are enabled to rotate synchronously. The invention solves the technical problems that in the prior art, a doctor manually ties a surgical line or locking lines on at least two implants by using an instrument, the knotting difficulty is high, the requirement on the technical level of the doctor is high, the knotting efficiency is low, and the surgical time is easily prolonged, so that the surgical risk is increased.
Description
Technical Field
The invention relates to the technical field of medical instruments, in particular to an input handle of a wire locking device.
Background
In the medical field, it is often necessary to implant implants into organ tissues such as human valves or skin tissues to assist valve closure or suture operations, and in some cases, it is necessary to lock locking threads on at least two implants to close the space between the at least two implants; under some circumstances, then need knot to the tip of the operation line after sewing and avoid sewing off the line, to these two kinds of circumstances, at present, mainly adopt the doctor to utilize the apparatus to carry out manual completion of knoing, it is big to have the degree of difficulty of knoing, requires highly to doctor technical merit, and it is inefficient to knot, thereby prolongs the problem that the operation time increases the operation risk easily.
Disclosure of Invention
The invention aims to provide an input handle of a wire locking device, which aims to solve the technical problems that in the prior art, a doctor manually ties a surgical wire or locking wires on at least two implants by using an instrument, the knotting difficulty is high, the requirements on the technical level of the doctor are high, the knotting efficiency is low, and the surgical risk is increased due to the fact that the surgical time is easily prolonged.
In order to achieve the above purpose, the embodiment of the invention adopts the following technical scheme:
the embodiment of the invention provides an input handle of a wire locking device, which is used for inputting the wire locking device to a human body, wherein the wire locking device comprises a wire pressing shell, an extrusion piece and a driving part; a wire pressing cavity is arranged inside the wire pressing shell; the extrusion piece is arranged inside the wire pressing cavity; a first wiring hole and a second wiring hole are formed in the shell wall of the wire pressing shell; an external thread is arranged on the outer peripheral surface of the driving component, a threaded hole penetrating through the shell wall is formed in the shell wall of the pressure line shell, and the driving component is connected in the threaded hole in a threaded mode; the driving component is configured to rotate relative to the wire pressing shell under a wire locking working condition so as to move relative to the wire pressing shell towards the cavity wall of the wire pressing cavity and further extrude the extrusion piece, so that the locking wire sequentially passing through the first wire routing hole and the second wire routing hole is extruded between the extrusion piece and the cavity wall of the wire pressing cavity;
the input handle of the wire locking device comprises a shell and an input mechanism arranged on the shell; the input mechanism comprises a knob and an input cable; the knob is rotatably connected to the shell, the input cable penetrates through the shell, the rear end of the input cable is fixedly connected to the knob, and the front end of the input cable is configured to be capable of being sleeved on one end, far away from the extrusion piece, of the driving part and enabling the driving part and the input cable to rotate synchronously.
In an alternative embodiment, a first limiting part is arranged at the front end of the input cable, a second limiting part is arranged at one end, far away from the extrusion part, of the driving part, and the first limiting part and the second limiting part can be mutually buckled.
In an alternative embodiment, the input handle of the cable locker further comprises a locking cable fixing mechanism, wherein the locking cable fixing mechanism comprises a screwing screw, a screwing nut and a locking frame; the screwed nut and the locking frame are fixed in the shell, the screwed screw is in threaded connection with the screwed nut, the driving end of the screwed screw is located outside the shell, and the screwed screw is configured to be capable of rotating relative to the screwed nut so as to extrude and lock a locking line penetrating through the shell between the screwed screw and the locking frame.
In an alternative embodiment, the first wiring hole and the second wiring hole are respectively provided with two; the locking wire fixing mechanism comprises a first locking frame, a second locking frame, a first screwing screw, a second screwing screw, a first screwing nut, a second screwing nut, a front and back adjusting screw and a front and back adjusting nut;
the first screwing nut, the second screwing nut, the front-back adjusting nut and the first locking frame are all fixed inside the shell, and the second locking frame is connected inside the shell in a sliding mode;
the first screwing screw is in threaded connection with the first screwing nut, the driving end of the first screwing screw is positioned outside the shell, and the first screwing screw is configured to rotate relative to the first screwing nut so as to squeeze and lock a locking line passing through the shell between the first screwing screw and the first locking frame; the second screwing screw is in threaded connection with the second screwing nut, the driving end of the second screwing screw is positioned outside the shell, and the second screwing screw is configured to rotate relative to the second screwing nut so as to squeeze and lock another fastening line passing through the shell between the second screwing screw and the second locking frame; the front and back adjusting screw is in threaded connection with the front and back adjusting nut, the screw-in end of the front and back adjusting screw is connected to the second locking frame, the driving end of the front and back adjusting screw is located outside the shell, and the front and back adjusting screw is configured to be capable of driving the front and back adjusting screw to rotate so as to drive the second locking frame to slide back and forth relative to the shell.
In an alternative embodiment, a stopper hole extending in the front-rear direction is provided in the housing, the second tightening screw passes through the stopper hole, and the second tightening screw is configured to be slidable forward and rearward along the stopper hole.
In an alternative embodiment, a scale extending along the front and back direction is arranged on the housing at a position corresponding to the limiting hole.
In an optional embodiment, the locking line fixing mechanism further comprises a protection hose, the protection hose is arranged inside the shell and located between the screwing screw and the locking frame, and the screwing screw is configured to be capable of compression-locking the locking line or the surgical line located in the protection hose between the screwing screw and the locking frame in a manner of compression-locking the protection hose between the screwing screw and the locking frame.
In an alternative embodiment, the locking wire securing mechanism further comprises a vent tube, the front end of the vent tube being located outside the housing and the rear end of the vent tube being secured inside the housing.
In an alternative embodiment, the lockwire input handle further comprises a multi-lumen tubing and a sealing seat; the multi-cavity pipe fitting comprises a first cavity for the input cable to pass through and a second cavity for the locking wire or the operation wire to pass through; the sealing seat is arranged in the shell, a cavity penetrating through the sealing seat along the front-back direction is formed in the sealing seat, and the rear end of the multi-cavity pipe fitting is fixed in the cavity of the sealing seat.
In an alternative embodiment, the multi-lumen tube includes a front sub-lumen tube having the first lumen and the second lumen which are separated from each other and extend through the front sub-lumen tube in a front-rear direction, and a rear extension tube having a through-lumen which extends through the rear extension tube in a front-rear direction, a front end of the rear extension tube is connected to a rear end of the front sub-lumen tube, and a rear end of the rear extension tube is fixed in a cavity of the sealing seat.
The input handle of the wire locking device provided by the embodiment of the invention can achieve the following beneficial effects:
the embodiment of the invention provides an input handle of a wire locking device, which is used for inputting a wire locking device to a human body, wherein the wire locking device comprises a wire pressing shell, an extrusion part and a driving part; a wire pressing cavity is arranged inside the wire pressing shell; the extrusion piece is arranged inside the wire pressing cavity; a first wire feeding hole and a second wire feeding hole are formed in the wall of the housing of the wire pressing housing; the outer peripheral surface of the driving component is provided with external threads, the shell wall of the line pressing shell is provided with a threaded hole penetrating through the shell wall, and the driving component is connected in the threaded hole in a threaded manner; the driving part is configured to rotate relative to the wire pressing shell under the wire locking working condition so as to move towards the cavity wall of the wire pressing cavity relative to the wire pressing shell and further extrude the extrusion piece, so that the locking wire sequentially passing through the first wire routing hole and the second wire routing hole is extruded between the extrusion piece and the cavity wall of the wire pressing cavity;
the input handle of the wire locking device comprises a shell and an input mechanism arranged on the shell; the input mechanism comprises a knob and an input cable; the knob is rotatably connected to the shell, the input cable penetrates through the shell, the rear end of the input cable is fixedly connected to the knob, the front end of the input cable is configured to be capable of being sleeved at one end, far away from the extrusion part, of the driving part, and the driving part and the input cable are enabled to rotate synchronously.
In surgical scenarios where it is desired to tie off the locking thread or the sutured surgical thread of at least two implants, the locking wires of at least two implants to be knotted respectively pass through the first wiring hole and the second wiring hole in sequence, or the surgical thread to be knotted sequentially passes through the first thread running hole and the second thread running hole of the thread locker, the front end of the input cable in the input handle of the thread locker is sleeved at one end of the drive part of the thread locker far away from the extrusion part of the thread locker, the knob is rotated to drive the input cable to drive the drive part to synchronously rotate, so that the drive part is in the thread locking working condition, namely, the driving part rotates relative to the wire pressing shell so as to move relative to the wire pressing shell towards the cavity wall of the wire pressing cavity, further extruding the extrusion piece to extrude the locking wire which sequentially passes through the first wire routing hole and the second wire routing hole between the extrusion piece and the cavity wall of the wire pressing cavity; and after the wire locking is finished, the input handle of the wire locking device is withdrawn.
The input handle of the thread locking device provided by the embodiment of the invention has a simple structure and is convenient to operate, and compared with the manual knotting of the locking threads of at least two implants or the surgical threads after suturing by medical personnel, the thread locking device is obviously simpler and more convenient to lock the threads, thereby being beneficial to reducing the technical dependence on the medical personnel, improving the thread locking efficiency, shortening the surgical time and reducing the surgical risks.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and other drawings can be obtained by those skilled in the art without creative efforts.
FIG. 1 is a perspective view of a first alternative configuration of a cord locker for human input according to an embodiment of the invention;
FIG. 2 is a schematic overall structure diagram of a second alternative structure of the thread locking device for inputting to a human body according to the embodiment of the invention;
FIG. 3 is a cross-sectional view of the wire locker shown in FIG. 2;
fig. 4 is an overall structural view of the input handle of the cable locker provided in the embodiment of the present invention in a state where the cable locker shown in fig. 2 is installed;
FIG. 5 is an exploded view of FIG. 4;
FIG. 6 is an enlarged view of a portion A of FIG. 5;
FIG. 7 is a schematic diagram of the overall structure of the upper half of the housing of the input handle of the cable locker according to the embodiment of the invention;
FIG. 8 is an exploded view of the assembled structure of the multi-lumen tubing of the input handle of the cable locker and the input cable and the cable locker shown in FIG. 2 according to an embodiment of the invention;
fig. 9 is an exploded view of a connection structure between an input cable of the input handle of the cable locker and the cable locker shown in fig. 2 according to an embodiment of the present invention.
Icon: 01-a wire locker; 011-wire-crimping shell; 0111-a first wiring hole; 0112-a second wiring hole; 012-an extrusion; 0121-third wiring hole; 013 — a drive member; 014-cutting the wire shell; 015-tangent blade; 100-a housing; 110-a limiting hole; 120-limiting convex strips; 130-positioning holes; 210-a knob; 220-input cable; 221-a first limiting part; 222-a second stop; 310-tightening the screw; 311-first screw to be tightened; 312-a second tightening screw; 320-screwing the nut; 321-a first tightening nut; 322-second turn nut; 330-locking frame; 331-a first locking shelf; 332-a second locking rack; 3320-limiting groove; 340-a through pipe; 341-front and rear adjusting screws; 342-forward and backward adjusting nut; 350-protective hose; 400-a multi-lumen tubing; 410-front end branch cavity tube; 420-a rear end extension tube; 500-sealing seat.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, 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 some, but not all, embodiments of the present invention. The components of embodiments of the present invention generally described and illustrated in the figures herein may be arranged and designed in a wide variety of different configurations.
Thus, the following detailed description of the embodiments of the present invention, presented in the figures, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined and explained in subsequent figures.
In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "front", "rear", and the like indicate orientations or positional relationships based on orientations or positional relationships shown in the drawings or orientations or positional relationships conventionally arranged when products of the present invention are used, and are used for convenience of description and simplicity of description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," "third," and the like are used solely to distinguish one from another and are not to be construed as indicating or implying relative importance.
In the description of the present invention, it should also be noted that, unless otherwise explicitly specified or limited, the terms "disposed," "mounted," and "connected" are to be construed broadly, e.g., as meaning fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
Some embodiments of the invention are described in detail below with reference to the accompanying drawings. The embodiments described below and the features of the embodiments can be combined with each other without conflict.
The present embodiment provides a thread locker input handle, referring to fig. 1, for inputting a thread locker 01 to a human body, the thread locker 01 comprising a thread pressing housing 011, a pressing member 012, and a driving member 013; a wire pressing cavity is arranged in the wire pressing shell 011; the extrusion piece 012 is arranged inside the wire pressing cavity; a first wiring hole 0111 and a second wiring hole 0112 are formed in the shell wall of the wire pressing shell 011; an external thread is arranged on the outer peripheral surface of the driving component 013, a threaded hole penetrating through the shell wall is formed in the shell wall of the wire pressing shell 011, and the driving component 013 is connected in the threaded hole in a threaded mode; the driving part 013 is configured to rotate relative to the wire pressing shell 011 under a wire locking working condition so as to move relative to the wire pressing shell 011 towards the cavity wall of the wire pressing cavity and further squeeze the squeezing part 012 to squeeze the locking wire sequentially passing through the first wire routing hole 0111 and the second wire routing hole 0112 between the squeezing part 012 and the cavity wall of the wire pressing cavity; referring to fig. 4, the lockwire input handle includes a housing 100 and an input mechanism mounted to the housing 100; the input mechanism includes a knob 210 and an input cable 220; the knob 210 is rotatably connected to the housing 100, the input cable 220 passes through the housing 100, a rear end of the input cable 220 is fixedly connected to the knob 210, and a front end of the input cable 220 is configured to be able to be fitted over an end of the driving member 013 away from the pressing member 012 and to rotate the driving member 013 in synchronization with the input cable 220.
In surgical scenarios where it is desired to tie off the locking thread or the sutured surgical thread of at least two implants, the locking wires of at least two implants to be knotted respectively pass through the first wire arranging hole 0111 and the second wire arranging hole 0112 in sequence, or, the surgical thread to be knotted sequentially passes through the first wire passing hole 0111 and the second wire passing hole 0112 of the thread locker, the front end of the input cable 220 in the input handle of the thread locker is sleeved on one end of the driving component 013 of the thread locker 01, which is far away from the extrusion part 012 of the thread locker 01, the knob 210 is rotated to drive the input cable 220 to drive the driving component 013 to synchronously rotate, thereby, the driving component 013 is in the thread locking working condition, that is, the drive member 013 rotates relative to the crimp housing 011 to move toward the cavity wall of the crimp cavity relative to the crimp housing 011, further extruding the extrusion piece 012 to extrude the locking wire passing through the first wire routing hole 0111 and the second wire routing hole 0112 in sequence between the extrusion piece 012 and the cavity wall of the wire pressing cavity; and after the wire locking is finished, the input handle of the wire locking device is withdrawn.
The input handle of the thread locking device provided by the embodiment of the invention has a simple structure and is convenient to operate, the thread locking device 01 is input to a human body by using the input handle of the thread locking device, and compared with the manual knotting of the locking threads of at least two implants or the surgical threads after suturing by medical personnel, the thread locking device 01 is obviously simpler and more convenient to lock the thread, thereby being beneficial to reducing the technical dependence on the medical personnel, improving the thread locking efficiency, shortening the surgical time and reducing the surgical risk.
In this embodiment, as shown in fig. 1 to 3, the pressing member 012 is made of a spring plate made of metal or other elastic materials, one end of the spring plate is bent and then connected to a cavity wall of the wire pressing cavity, and the spring plate is configured to have a rotation gap with the cavity wall of the wire pressing cavity, where the cavity wall is connected to the spring plate; a third wiring hole 0121 is arranged on the spring plate; the drive component 013 configures to can move in order to extrude this shell fragment in the direction of the cavity wall of the connection shell fragment of line ball chamber relative to line ball shell 011 under the locking line operating mode to the locking line that will pass first wire way 0111, second wire way 0112 and third wire way 0121 in proper order extrudes between the cavity wall of this shell fragment and line ball chamber. The outer circumferential surface of the driving component 013 is provided with external threads, a threaded hole penetrating through the shell wall is formed in the shell wall of the wire pressing shell 011, and the driving component 013 is connected in the threaded hole in a threaded mode; the drive member 013 is configured to be able to rotate relative to the crimp housing 011 to move toward the lumen wall of the crimp chamber to squeeze the extrusions 012 during the wire-locking condition. As shown in fig. 2 and 3, the thread locking device 01 further comprises a thread cutting structure, wherein the thread cutting structure comprises a thread cutting shell 014 and a thread cutting blade 015; the front end of the wire cutting shell 014 is sleeved outside one end of the wire pressing shell 011, which is provided with a second wire routing hole 0112, and a wire passing hole and an operation hole which penetrate through the shell wall are formed in the shell wall at the rear end of the wire cutting shell 014; the wire cutting blade 015 is arranged inside the wire cutting shell 014, and one end of the wire cutting blade 015 is connected to the inner wall of the shell 014; when the drive member 013 rotates relative line ball shell 011, tangent line shell 014 and line ball shell 011 can move in opposite directions in order to extrude tangent line blade 015, and then make tangent line blade 015 cut the locking line that passes line hole and second line hole 0112. In the use, can be at drive component 013 towards the chamber wall extrusion extruded article 012 of line ball chamber, finally will pass first line hole 0111 in proper order, third line hole 0121 and second line hole 0112 and the locking line extruded between extruded article 012 and the chamber wall of line ball chamber, tangent line blade 015 cuts and passes the locking line that line hole and second line hole 0112 were walked to the line hole, and then cuts off the locking line, is favorable to sparingly operating the tangent line time of in-process.
In a plurality of alternative embodiments of the input handle of the wire locker according to the present embodiment, the specific arrangement structure of the "front end of the input cable 220 is configured to be able to be sleeved on one end of the driving member 013 away from the pressing member 012 and to synchronously rotate the driving member 013 and the input cable 220" has various forms, and preferably, referring to fig. 9 in combination with fig. 1, a first limiting portion 221 is provided at the front end of the input cable 220, a second limiting portion 222 is provided at one end of the driving member 013 away from the pressing member 012, the first limiting portion 221 and the second limiting portion 222 can be engaged with each other, and preferably, one of the first limiting portion 221 and the second limiting portion 222 is a polygonal protrusion and the other is a polygonal groove.
In addition, referring to fig. 4 to 6, in various alternative embodiments of the present embodiment, preferably, the input handle of the wire locking device provided in the present embodiment further includes a locking wire fixing mechanism, and mainly referring to fig. 4 and 6, the locking wire fixing mechanism includes a tightening screw 310, a tightening nut 320, and a locking frame 330; the screwing nut 320 and the locking frame 330 are both fixed inside the shell 100, the screwing screw 310 is in threaded connection with the screwing nut 320, the driving end of the screwing screw 310 is positioned outside the shell 100, the screwing screw 310 is configured to rotate relative to the screwing nut 320 so as to squeeze and lock a locking wire passing through the shell 100 between the screwing screw 310 and the locking frame 330, and by arranging a locking wire fixing mechanism, the locking wire or an operation wire can be tensioned in the process of inputting the wire locker 01 into a human body, so that the locking work can be completed quickly.
With further reference to fig. 6, and with reference to fig. 1, 2, 8 and 9, in a plurality of further preferred embodiments of the lockwire input handle provided in this embodiment, the lockwire fixing mechanism further includes two first wire holes 0111 and two second wire holes 0112 on the lockwire device 01; the locking wire fixing mechanism comprises a first locking frame 331, a second locking frame 332, a first screwing screw 311, a second screwing screw 312, a first screwing nut 321, a second screwing nut 322, a front-back adjusting screw 341 and a front-back adjusting nut 342; the first tightening nut 321, the second tightening nut 322, the front-rear adjusting nut 342, and the first locking bracket 331 are all fixed inside the casing 100, and the second locking bracket 332 is slidably connected inside the casing 100; the first screwing screw 311 is screwed to the first screwing nut 321, the driving end of the first screwing screw 311 is positioned outside the shell 100, and the first screwing screw 311 is configured to be capable of rotating relative to the first screwing nut 321 to squeeze and lock a locking line passing through the shell 100 between the first screwing screw 311 and the first locking frame 331; the second tightening screw 312 is screwed to the second tightening nut 322, the driving end of the second tightening screw 312 is located outside the housing 100, and the second tightening screw 312 is configured to rotate relative to the second tightening nut 322 to press and lock another tightening wire passing through the housing 100 between the second tightening screw 312 and the second locking frame 332; the front-rear adjusting screw 341 is threadedly coupled to the front-rear adjusting nut 342, a driving end of the front-rear adjusting screw 341 is coupled to the second locking frame 332, a driving end of the front-rear adjusting screw 341 is located outside the housing 100, and the front-rear adjusting screw 341 is configured to drive the front-rear adjusting screw 341 to rotate so as to drive the second locking frame 332 to slide back and forth relative to the housing 100. The input handle of the thread locking device provided by the embodiment is mainly applied to the operation scene that the locking threads of two implants need to be knotted, by rotating the first screwing screw 311 to squeeze and lock the locking thread on one implant which is led out of the human body and passes through the shell 100 between the first screwing screw 311 and the first locking frame 331, by rotating the second screwing screw 312 to squeeze and lock the locking thread on the other implant which is led out of the human body and passes through the shell 100 between the second screwing screw 312 and the second locking frame 332, and then by rotating the front and rear adjusting screw 341 to drive the second locking frame 332 to slide back and forth relative to the shell 100, so as to adjust the contact locking position between the locking thread squeezed and locked between the second screwing screw 312 and the second locking frame 332 and the other locking thread in the thread locking device 01, so as to adjust the distance between the two implants, after the locking distance is determined, the knob 210 is operated to rotate the input cable 220 to input the wire locking device 01, so that in a scene that human body tissues with separated human body lesions are sutured by two implants, when a plurality of implants are provided, the locking work among the implants can be completed in a mode of sequentially locking the locking wires led out from two adjacent implants.
Referring to fig. 4, it is further preferable that a limiting hole 110 extending in the front-back direction is formed in the housing 100, the second fastening screw 312 passes through the limiting hole 110, and the second fastening screw 312 is configured to be capable of sliding back and forth along the limiting hole 110, and a sliding path along which the second locking frame 332 slides back and forth relative to the housing 100 is limited by the limiting hole 110, so that the process that the second locking frame 332 slides back and forth relative to the housing 100 is ensured to slide along a straight line, and a sliding distance along which the second locking frame 332 slides back and forth relative to the housing 100 is convenient to grasp; with reference to fig. 4, with reference to fig. 5 and 6, it is still further preferable that a scale extending in the front-back direction is provided at a position corresponding to the limiting hole 110 on the housing 100, so that the sliding distance of the second locking frame 332 sliding in the front-back direction relative to the housing 100 can be visually and accurately known through the scale, and the operation precision of the input handle of the wire locking device can be improved. In order to ensure the stability of the process of sliding the second locking frame 332 back and forth relative to the housing 100, as shown in fig. 7, a limiting protrusion 120 is disposed on the inner wall of the housing 100, as shown in fig. 6, a limiting groove 3320 is disposed on the second locking frame 332, so that the limiting protrusion 120 is engaged with the limiting groove 3320, and the limiting protrusion 120 slides back and forth along the limiting groove 3320; further alternatively, as shown in fig. 6, a positioning hole 130 may be formed in the housing 100, so that the top of the first locking frame 331 penetrates through the positioning hole 130, and when the first locking frame 331 is not integrally connected to the housing 100, but is snapped or otherwise connected to the housing 100, the first locking frame is ensured not to shake relative to the housing 100.
In addition, referring to fig. 6, in a plurality of further preferred embodiments in which the input handle of the cable locker provided in this embodiment further includes the above-mentioned locking cable fixing mechanism, the above-mentioned locking cable fixing mechanism further includes a protective hose 350, the protective hose 350 is disposed inside the housing 100 and between the tightening screw 310 and the locking bracket 330, the tightening screw 310 is disposed so as to be able to press and lock the locking cable or the surgical cable located inside the protective hose 350 between the tightening screw 310 and the locking bracket 330 in a manner of pressing and locking the protective hose 350 between the tightening screw 310 and the locking bracket 330, and by providing the protective hose 350, it is possible to prevent the abrasion of the locking cable or the surgical cable when the drawn locking cable or the surgical cable is drawn out, so that the drawn locking cable or the surgical cable is not broken at the locked portion and the tension state is not lost.
Referring to fig. 4, 6, 8 and 9, in a plurality of further preferred embodiments of the present invention, the input handle of the cable locking device further includes the locking cable fixing mechanism, the locking cable fixing mechanism further includes a cable tube 340, a front end of the cable tube 340 is located outside the housing 100, a rear end of the cable tube 340 is fixed inside the housing 100, and the cable tube 340 is used for protecting the locking cable or the surgical cable led out of the human body and supporting the locking cable or the surgical cable led out of the human body, so as to prevent the locking cable or the surgical cable from falling into and adhering to blood.
Referring additionally to fig. 4 and 8, in various alternative embodiments of this embodiment, the lockwire device input handle further preferably comprises a multi-lumen tubing 400 and a sealing seat 500; wherein the multilumen tubing 400 comprises a first lumen for the incoming cable 220 to pass through and a second lumen for the locking or surgical cable to pass through; the sealing seat 500 is installed in the casing 100, a cavity penetrating through the sealing seat 500 along the front-back direction is formed in the sealing seat 500, the rear end of the multi-cavity pipe 400 is fixed in the cavity of the sealing seat 500, the input cable 220 and the locking line or the operation line can be separated by arranging the multi-cavity pipe 400, the specific setting number of the second cavity can be set according to the number of the locking line or the operation line, and the second cavity is in one-to-one correspondence with the locking line or the operation line, so that the input process of the locking line 01 to the human body is prevented from being interfered by winding the locking line or the operation line with each other in the process of inputting the locking line 01 to the human body, and in the structure provided with the through pipe 340, the through pipe 340 penetrates through the second cavity.
With continued reference to fig. 4 and 8, it is further preferred that the multi-lumen tube 400 comprises a front-end sub-lumen tube 410 and a rear-end extension tube 420, the front-end sub-lumen tube 410 has a first lumen and a second lumen which are separated from each other and pass through the front-end sub-lumen tube 410 in a front-rear direction, the rear-end extension tube 420 has a through lumen which passes through the rear-end extension tube 420 in a front-rear direction, a front end of the rear-end extension tube 420 is connected to a rear end of the front-end sub-lumen tube 410, and a rear end of the rear-end extension tube 420 is fixed in a cavity of the sealing seat 500, so that the multi-lumen tube 400 comprises the front-end sub-lumen tube 410 and the rear-end extension tube 420, thereby facilitating threading; by providing the sealing seat 500, blood leakage at the gap between the housing 100 and the rear end extension tube 420 during the operation can be effectively avoided.
Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; while the invention has been described in detail and with reference to the foregoing embodiments, it will be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; and the modifications or the substitutions do not make the essence of the corresponding technical solutions depart from the scope of the technical solutions of the embodiments of the present invention.
Claims (10)
1. The utility model provides a lockstitch line ware input handle for input lockstitch line ware (01) to the human body, its characterized in that:
the wire locker (01) comprises a wire pressing shell (011), an extrusion piece (012) and a driving part (013); a wire pressing cavity is arranged in the wire pressing shell (011); the extrusion piece (012) is arranged inside the wire pressing cavity; a first wiring hole (0111) and a second wiring hole (0112) are formed in the shell wall of the wire pressing shell (011); an external thread is arranged on the outer peripheral surface of the driving component (013), a threaded hole penetrating through the shell wall of the crimping shell (011) is arranged on the shell wall, and the driving component (013) is connected in the threaded hole in a threaded mode; the driving part (013) is configured to be capable of rotating relative to the wire pressing shell (011) under a wire locking working condition so as to move relative to the wire pressing shell (011) towards the cavity wall of the wire pressing cavity and further squeeze the squeezing piece (012) to squeeze the locking wire sequentially passing through the first wire routing hole (0111) and the second wire routing hole (0112) between the squeezing piece (012) and the cavity wall of the wire pressing cavity;
the input handle of the wire locking device comprises a shell (100) and an input mechanism arranged on the shell (100); the input mechanism comprises a knob (210) and an input cable (220); the knob (210) is rotatably connected to the housing (100), the input cable (220) penetrates through the housing (100), the rear end of the input cable (220) is fixedly connected to the knob (210), the front end of the input cable (220) is configured to be capable of being sleeved on one end of the driving part (013) far away from the extrusion part (012), and the driving part (013) and the input cable (220) are synchronously rotated.
2. The lockwire input handle of claim 1, wherein: the front end of the input cable (220) is provided with a first limiting part (221), one end of the driving component (013), which is far away from the extrusion part (012), is provided with a second limiting part (222), and the first limiting part (221) and the second limiting part (222) can be mutually buckled.
3. The lockwire input handle of claim 1, wherein: the input handle of the wire locking device further comprises a locking wire fixing mechanism, and the locking wire fixing mechanism comprises a screwing screw (310), a screwing nut (320) and a locking frame (330); the screwing nut (320) and the locking frame (330) are fixed in the shell (100), the screwing screw (310) is in threaded connection with the screwing nut (320), the driving end of the screwing screw (310) is located outside the shell (100), and the screwing screw (310) is configured to be capable of rotating relative to the screwing nut (320) so as to extrude and lock a locking line penetrating through the shell (100) between the screwing screw (310) and the locking frame (330).
4. The lockwire input handle of claim 3, wherein: the first wiring hole (0111) and the second wiring hole (0112) are respectively provided with two; the locking wire fixing mechanism comprises a first locking frame (331), a second locking frame (332), a first screwing screw (311), a second screwing screw (312), a first screwing nut (321), a second screwing nut (322), a front-back adjusting screw (341) and a front-back adjusting nut (342);
the first screwing nut (321), the second screwing nut (322), the front-back adjusting nut (342) and the first locking frame (331) are all fixed inside the shell (100), and the second locking frame (332) is connected inside the shell (100) in a sliding manner;
the first screwing screw (311) is in threaded connection with the first screwing nut (321), the driving end of the first screwing screw (311) is positioned outside the shell (100), and the first screwing screw (311) is configured to be capable of rotating relative to the first screwing nut (321) so as to squeeze and lock a locking line passing through the shell (100) between the first screwing screw (311) and the first locking frame (331); the second screwing screw (312) is in threaded connection with the second screwing nut (322), the driving end of the second screwing screw (312) is positioned outside the shell (100), and the second screwing screw (312) is configured to be capable of rotating relative to the second screwing nut (322) so as to press and lock another locking line passing through the shell (100) between the second screwing screw (312) and the second locking frame (332); the front-back adjusting screw (341) is in threaded connection with the front-back adjusting nut (342), the driving end of the front-back adjusting screw (341) is connected to the second locking frame (332), the driving end of the front-back adjusting screw (341) is located outside the shell (100), and the front-back adjusting screw (341) is configured to be capable of driving the front-back adjusting screw (341) to rotate so as to drive the second locking frame (332) to slide back and forth relative to the shell (100).
5. The lockwire input handle of claim 4, wherein: the housing (100) is provided with a stopper hole (110) extending in the front-rear direction, the second tightening screw (312) passes through the stopper hole (110), and the second tightening screw (312) is disposed so as to be slidable in the front-rear direction along the stopper hole (110).
6. The lockwire input handle of claim 5, wherein: scales extending along the front and back are arranged on the shell (100) corresponding to the limiting holes (110).
7. The lockwire input handle of claim 3, wherein: locking line fixed establishment still includes protective tube (350), protective tube (350) set up in the inside of casing (100) just is located screw (310) screw with between locking frame (330), screw (310) of screwing configure into can with protective tube (350) extrusion lock in screw (310) screw with the mode between locking frame (330), will be located locking line or operation line extrusion in protective tube (350) lock in screw (310) screw with between locking frame (330).
8. The lockwire input handle of claim 3, wherein: the locking wire fixing mechanism further comprises a through pipe (340), the front end of the through pipe (340) is located outside the shell (100), and the rear end of the through pipe (340) is fixed inside the shell (100).
9. The lockwire input handle of claim 1, wherein: the lockwire device input handle also comprises a multi-cavity pipe fitting (400) and a sealing seat (500); the multi-lumen tube (400) comprises a first lumen for the input cable (220) to pass through and a second lumen for the locking or surgical cable to pass through; the sealing seat (500) is mounted inside the shell (100), a cavity penetrating through the sealing seat (500) in the front-back direction is formed inside the sealing seat (500), and the rear end of the multi-cavity pipe fitting (400) is fixed in the cavity of the sealing seat (500).
10. The lockwire input handle of claim 9, wherein: the multi-cavity pipe fitting (400) comprises a front end branch cavity pipe (410) and a rear end extension pipe (420), the front end branch cavity pipe (410) is provided with a first cavity and a second cavity which penetrate through the front end branch cavity pipe (410) in the front-back direction and are mutually separated, the rear end extension pipe (420) is provided with a through cavity which penetrates through the rear end extension pipe (420) in the front-back direction, the front end of the rear end extension pipe (420) is connected to the rear end of the front end branch cavity pipe (410), and the rear end of the rear end extension pipe (420) is fixed in a cavity of the sealing seat (500).
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| Application Number | Priority Date | Filing Date | Title |
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| CN202010482426.0A CN111467084B (en) | 2020-05-29 | 2020-05-29 | Input handle of wire locking device |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202010482426.0A CN111467084B (en) | 2020-05-29 | 2020-05-29 | Input handle of wire locking device |
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| CN111467084B CN111467084B (en) | 2024-09-20 |
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| US20060271060A1 (en) * | 2005-05-26 | 2006-11-30 | Arthrocare Corporation | Threaded knotless suture anchoring device and method |
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| CN110742710A (en) * | 2019-11-22 | 2020-02-04 | 茵络(无锡)医疗器械有限公司 | Wire locking device |
| US20200155140A1 (en) * | 2017-07-14 | 2020-05-21 | Biomet Sports Medicine, Llc | Anchoring system and method for securing a suture to a pre-drilled bore |
| CN210612172U (en) * | 2019-04-30 | 2020-05-26 | 杭州德晋医疗科技有限公司 | Suture locking device with improved locking mode and suture lock catch thereof |
| CN212234801U (en) * | 2020-05-29 | 2020-12-29 | 迈特锐吉(北京)医疗科技有限公司 | Input handle of wire locking device |
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2020
- 2020-05-29 CN CN202010482426.0A patent/CN111467084B/en active Active
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| Publication number | Priority date | Publication date | Assignee | Title |
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| US20060271060A1 (en) * | 2005-05-26 | 2006-11-30 | Arthrocare Corporation | Threaded knotless suture anchoring device and method |
| US20180311039A1 (en) * | 2017-04-26 | 2018-11-01 | Edwards Lifesciences Corporation | Delivery apparatus for a prosthetic heart valve |
| US20200155140A1 (en) * | 2017-07-14 | 2020-05-21 | Biomet Sports Medicine, Llc | Anchoring system and method for securing a suture to a pre-drilled bore |
| CN210612172U (en) * | 2019-04-30 | 2020-05-26 | 杭州德晋医疗科技有限公司 | Suture locking device with improved locking mode and suture lock catch thereof |
| CN110742710A (en) * | 2019-11-22 | 2020-02-04 | 茵络(无锡)医疗器械有限公司 | Wire locking device |
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| CN111467084B (en) | 2024-09-20 |
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Effective date of registration: 20221026 Address after: No. 2, Chuangye Road, Jiangsu Yangtze River International Metallurgical Industrial Park (Jinfeng Town), Zhangjiagang City, Suzhou City, Jiangsu Province, 215600 Applicant after: Kerimaj (Suzhou) Medical Technology Co.,Ltd. Address before: 102600 No.11, 3rd floor, building 1, 25 Yongxing Road, Daxing biomedical industrial base, Zhongguancun Science and Technology Park, Daxing District, Beijing Applicant before: Metregel (Beijing) Medical Technology Co.,Ltd. |
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