WO2021027668A1 - 连发施夹钳和连发施夹钳的扣发保险装置 - Google Patents

连发施夹钳和连发施夹钳的扣发保险装置 Download PDF

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Publication number
WO2021027668A1
WO2021027668A1 PCT/CN2020/107300 CN2020107300W WO2021027668A1 WO 2021027668 A1 WO2021027668 A1 WO 2021027668A1 CN 2020107300 W CN2020107300 W CN 2020107300W WO 2021027668 A1 WO2021027668 A1 WO 2021027668A1
Authority
WO
WIPO (PCT)
Prior art keywords
hole
shaft
clip applier
safety
gear assembly
Prior art date
Application number
PCT/CN2020/107300
Other languages
English (en)
French (fr)
Inventor
詹菲
黄皆澔
Original Assignee
詹菲
黄皆澔
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Priority claimed from CN201910733751.7A external-priority patent/CN110432947B/zh
Priority claimed from CN201910732766.1A external-priority patent/CN110477990A/zh
Application filed by 詹菲, 黄皆澔 filed Critical 詹菲
Publication of WO2021027668A1 publication Critical patent/WO2021027668A1/zh

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Classifications

    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
    • A61B17/12—Surgical instruments, devices or methods, e.g. tourniquets for ligaturing or otherwise compressing tubular parts of the body, e.g. blood vessels, umbilical cord
    • A61B17/122—Clamps or clips, e.g. for the umbilical cord
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
    • A61B17/12—Surgical instruments, devices or methods, e.g. tourniquets for ligaturing or otherwise compressing tubular parts of the body, e.g. blood vessels, umbilical cord
    • A61B17/128—Surgical instruments, devices or methods, e.g. tourniquets for ligaturing or otherwise compressing tubular parts of the body, e.g. blood vessels, umbilical cord for applying or removing clamps or clips

Definitions

  • the invention relates to the technical field of medical equipment and equipment, in particular to a continuous hair clip applier and a hair deduction safety device of the continuous hair clip applier.
  • the clip applier is a commonly used medical device, usually used in surgical operations, used to clamp blood vessels, play a hemostatic effect, also called hemostatic forceps.
  • the existing continuous clip applicator pushes the closing clip in the storage bin
  • the feeding device and the pushing handle respectively complete the actions of pushing the closing clip and clamping the closing clip.
  • it is easy to touch the feeding device due to the installation distance between the feeding device and the pushing handle Near, it is easy to touch the feeding device, causing the wrong operation of the continuous hair clip applier, causing the feeding device to retreat, and the closing clip in the storage bin loosens and causes displacement, which affects the continuous use of the continuous hair clip applier.
  • a haircut safety device for a continuous hair clip applier is used to send a closed clip
  • the clip applier includes a push handle, a pipe rod, and a clamp head installed at the front end of the pipe rod.
  • the feeding device includes a transmission member
  • the deduction safety device includes a fixing member, a gear assembly and a safety shaft.
  • the gear assembly is used to push the transmission member to move.
  • the assembly is mounted on the fixed part through the safety shaft and rotates relative to the fixed part.
  • the safety shaft is used to lock or open the gear assembly;
  • the safety shaft includes an elastic part and a relatively disposed through thread
  • the base and the shaft pin are connected, the elastic member is supported between the fixing member and the base, and when the shaft pin and the base are tightened, the base is closely attached to the gear
  • the assembly prevents the gear assembly from rotating; loosens the engagement between the shaft pin and the base, and the elastic member pushes the base to release the gear assembly, and the gear assembly rotates freely.
  • the push handle is connected with an installation tube
  • the transmission member is arranged in the installation tube
  • the rear end of the transmission member has tooth stripes
  • the installation tube corresponds to the position of the tooth stripes
  • a rack groove is provided.
  • the gear assembly includes a gear and a wheel handle far away from the gear, the gear extends into the gear groove and meshes with the tooth stripe, and the wheel handle is used to rotate the gear Components.
  • the fixing pieces are respectively fixed on both sides of the gear groove in the longitudinal direction, the fixing piece has a first fixing hole and a safety hole, and the safety hole is provided in the gear groove and the gear groove.
  • the gear assembly has a second fixing hole and an arc-shaped through hole, the arc-shaped through hole is in the same direction as the gear, and is provided in the gear and the second fixing hole between.
  • the gear assembly is arranged between the two fixing parts, the position of the first fixing hole corresponds to the position of the second fixing hole, and the safety hole is connected to the first fixing hole.
  • the distance of the fixing hole is consistent with the radius between the arc-shaped through hole and the second fixing hole, so that when the gear assembly rotates, the arc-shaped through hole coincides with the safety hole.
  • a fixed shaft is penetrated in the second fixing hole and the first fixing hole, and the gear assembly rotates around the fixed shaft; the safety hole and the arc-shaped connection The safety shaft is penetrated in the hole.
  • the shaft pin of the safety shaft has an external thread
  • the base has a threaded hole
  • the shaft pin is fixed in the base through screw rotation.
  • the base includes a first nut and a screw hole post, the first nut is provided at the outer top end of the screw hole post, and the outer diameter of the screw hole post and the arc
  • the distance between the two inner side walls of the arc-shaped through hole is the same, and the top of the screw hole post has a pedestal, and the diameter of the pedestal is smaller than the distance between the two inner side walls of the arc-shaped through hole.
  • the diameter of the first nut is larger than the diameter of the screw hole column, the inner side of the first nut has a groove, the outer top of the safety hole has a recessed platform, The diameter is larger than the diameter of the safety hole, and the two ends of the elastic member are respectively set on the bottom of the groove and the concave platform.
  • the shaft pin includes a second nut and a bolt column, the second nut is arranged at the outer top end of the bolt column, and the diameter of the second nut is larger than that of the bolt column. Diameter, a protruding handle is provided on the outside of the second nut, and the handle is used to rotate the shaft pin.
  • a continuous hair clip applier in another aspect of the embodiments of the present invention, there is provided a continuous hair clip applier.
  • the clip applier includes a push handle, a pipe rod, and a clamp head installed at the front end of the pipe rod.
  • the pipe rod is provided with a feeding device and a push-pull rod.
  • the feeding device includes a transmission member, characterized in that the continuous hair clip applier further comprises the continuous hair clip applier safety device according to any one of claims 1-10.
  • the storage bin includes a front bin and a rear bin
  • the front bin extends to the opening of the clamp head
  • the connection between the front bin and the rear bin is provided with an upper lip and
  • the lower lip piece, the upper lip piece and the lower lip piece are respectively arranged on the upper and lower parts of the front cabin, and are spaced from the top and bottom of the front cabin, and the left and right sides of the rear cabin have With a strip-shaped side groove, the front chamber and the rear chamber are integrally formed, the rear end of the rear chamber is threadedly connected to the front end of the push-pull rod,
  • the pliers head includes a pair of opposed pliers arms, the pliers The inner side of the arm is provided with a guide groove, the guide groove is configured as an extension of the front compartment, the proximal end of the bottom of the guide groove is provided with an anti-drop hole, the outer side of the closing clip is provided with a convex post, and the transmission member pushes the closing clip Sliding into the guide groove from
  • the feeding device further includes a driving member that pushes the transmission member to move; a shaft is provided at the proximal end of the pipe rod, and the shaft is used to fix the clamp head, and the transmission
  • the member has a strip-shaped through groove, the two sides of the strip-shaped through groove have at least a pair of protruding anti-return clip buckles, the two ends of the shaft are fixed to the pipe after passing through the strip-shaped through groove Rod, the diameter of the end of the anti-return clip is smaller than the diameter of the shaft, and the shaft is elastically clamped between the two anti-return clips after the conveyor pushes the closing clip, so
  • the transmission member includes a top rod and a hollow cavity, the hollow cavity is provided with the push-pull rod, both sides of the front end of the hollow cavity are provided with side strips extending in the axial direction of the hollow cavity, and the side strips pass through Is arranged in the side groove; the top rod is connected to the top end of the side strip, the bar-shaped through
  • each of the pliers arms includes a flat mounting portion, and the two mounting portions are respectively provided in the space between the upper lip and the lower lip and the front compartment,
  • the pliers tail has a shaft hole and an oblique hole, and the shaft is penetrated in the shaft hole.
  • a pair of the oblique holes are respectively provided at the rear ends of the two mounting parts and intersect from the outside to the inside, A rotating shaft is penetrated in the oblique hole.
  • the front compartment has a long through hole and a round hole, the long through hole extends along the length of the front compartment, and the shaft is penetrated through the strip through slot of the conveying member,
  • the long through hole of the front compartment and the shaft hole of the mounting part, the two ends of the shaft rod are fixedly connected to the upper side wall and the lower side wall of the pipe rod, respectively;
  • the rotation shaft penetrates the The strip-shaped through grooves of the transmission member, the round holes of the front compartment and the oblique holes of the mounting part, and both ends of the rotating shaft are fixedly connected to the upper lip and the lower lip, respectively.
  • the feeding device of the continuous hair clip applier pushes the closing clip in the storage bin into the clamp head, and the push handle pulls the push-pull rod ,
  • the clamp head is made to clamp the closing clamp, and the feeding device and the pushing handle work alternately.
  • the safety shaft locks the driving member so that the driving member cannot be pushed
  • the movement of the transfer member can prevent the transfer member from retreating during the normal use of the continuous hair clip applier, causing the closing clip in the storage bin to loosen and shift; it can also prevent misoperation from causing the drive
  • a member pushes the conveying member forward, causing the closing clip to enter the pliers head, affecting the pliers head to clamp the closing clip.
  • the haircut safety device makes the use of the continuous hair clip applier safer, more reliable and smoother.
  • the present invention has simple structure, easy realization, low cost and easy promotion.
  • Fig. 1 is a cross-sectional view of a haircut safety device of a continuous hair clip applier according to an embodiment of the present invention.
  • Fig. 2 is a cross-sectional view of the safety shaft of the safety device of the continuous hair clip applier according to the embodiment of the present invention.
  • Fig. 3 is an exploded view of the structure of the haircut safety device of the continuous hair clip applier according to the embodiment of the present invention.
  • Fig. 4 is a structural diagram of a continuous hair clip applier with a hair-fastening safety device according to an embodiment of the present invention.
  • Fig. 5 is an exploded view of the structure of the continuous hair clip applier according to the embodiment of the present invention.
  • Fig. 6 is a cross-sectional view of a continuous hair clip applier according to an embodiment of the present invention.
  • Fig. 7 is a horizontal sectional view of the jaws of the continuous hair clip applier according to the embodiment of the present invention.
  • Fig. 8 is a vertical sectional view of the jaws of the continuous hair clip applier according to the embodiment of the present invention.
  • the haircut safety device of the continuous hair clip applier is taken as an example, and the present invention will be described in detail below with reference to specific embodiments and drawings.
  • a continuous hair clip applier 100 is used to send a closed clip
  • the pliers 1000 includes a push handle 200, a pipe rod 300, and a pliers head 400 installed at the front end of the pipe rod 300.
  • the pipe rod 300 is provided with a feeding device 500, a push-pull rod 60 and a storage bin.
  • the feeding device 500 includes a conveying member
  • the buckle safety device includes a fixing member 10, a gear assembly 20, and a safety shaft 30.
  • the gear assembly 20 is used to push the transmission member to move.
  • the gear assembly 20 is mounted on the fixing member 10 through the safety shaft 30.
  • the safety shaft 30 is used to lock or open the gear assembly 20;
  • the safety shaft 30 includes an elastic member 33, and a base 31 and a shaft pin connected by threads that are arranged oppositely 32.
  • the elastic member 33 is supported between the fixing member 10 and the base 31.
  • the shaft pin 32 is tightened with the base 31, the base 31 is closely attached to the gear
  • the assembly 20 prevents the gear assembly 20 from rotating; loosens the engagement between the shaft pin 32 and the base 31, the elastic member 33 pushes the base 31 to loosen the gear assembly 20, so The gear assembly 20 is free to rotate.
  • burst structure and principle of the bursting hair clip applier 1000 please refer to the Chinese invention patent application filed by Huang Rongquan on June 21, 2018 with the application number 201810646052.4. The detailed structure of the bursting hair clip applier 1000 will not be repeated here.
  • the side of the continuous hair clip applier close to the pliers head 400 is the front end, and the side opposite to the front end is the back end.
  • the push handle 200 is connected with a mounting tube 210, the transmission member is arranged in the mounting tube 210, the rear end of the transmission member has a toothed stripe 510, and the mounting tube 210 corresponds to
  • the tooth stripe 510 is provided with a rack groove.
  • the gear assembly 20 includes a gear 21 and a wheel handle 22 on the side away from the gear 21.
  • the gear 21 extends into the gear groove and meshes with the tooth strip 510.
  • the wheel handle 22 is used to rotate the gear Component 20.
  • the fixing member 10 is respectively fixed on both sides of the gear groove in the longitudinal direction, the fixing member 10 has a first fixing hole 11 and a safety hole 12, and the safety hole 12 is provided between the gear groove and the second Between a fixing hole 11; the gear assembly 20 has a second fixing hole 24 and an arc-shaped through hole 23, the arc-shaped through hole 23 extends in the same direction as the rotation direction of the gear 21, and is arranged in the Between the gear 21 and the second fixing hole 24.
  • the gear assembly 20 is arranged between the two fixing members 10, the position of the first fixing hole 11 corresponds to the position of the second fixing hole 24, and the safety hole 12 to the first fixing hole
  • the distance 11 is consistent with the radius between the arc-shaped through hole 23 and the second fixing hole 24.
  • the gear 21 and the arc-shaped through hole 23 are respectively arranged on concentric circles with different radii centered on the second fixing hole 24.
  • the gear 21 and the The arc-shaped through hole 23 rotates synchronously, the gear 21 is used to push the transmission member to move to the front end, and the safety hole 12 overlaps with the arc-shaped through hole 23 from beginning to end and communicates with each other so as to control the gear assembly 20
  • the angle of rotation controls the distance that the conveyor moves to the front end.
  • a fixed shaft 40 is inserted into the second fixing hole 24 and the first fixing hole 11, and the gear assembly 20 rotates about the fixed shaft 40; the safety hole 12
  • the safety shaft 30 is inserted into the arc-shaped through hole 23.
  • the pin 32 of the safety shaft 30 has an external thread
  • the base 31 has a threaded hole
  • the shaft pin 32 is fixed to the base by screw rotation.
  • the base 31 includes a first screw cap 311 and a screw hole post 312.
  • the first screw cap 311 is provided at the outer top end of the screw hole post 312.
  • the outer diameter of the screw hole post 312 is consistent with the arc shape.
  • the distance between the two inner side walls of the through hole 23 is the same.
  • the top of the screw hole post 312 has a pedestal 3121 whose diameter is smaller than the distance between the two inner side walls of the arc-shaped through hole 23.
  • the diameter of the first nut 311 is larger than the diameter of the screw hole column 312, the inner side of the first nut 311 has a groove 3111, the outer top of the safety hole 12 has a recessed platform, and the diameter of the recessed platform is greater than
  • the two ends of the elastic member 33 are respectively set on the bottom of the groove 3111 and the bottom of the recess.
  • the shaft pin 32 includes a second nut 321 and a bolt post 322.
  • the second nut 321 is provided at the outer top end of the bolt post 322.
  • the diameter of the second nut 321 is larger than that of the bolt post 322.
  • Diameter, a protruding handle is provided on the outside of the second nut 321, and the handle is used to rotate the shaft pin 32.
  • the second nut 321 is rotated to loosen the engagement between the shaft pin 32 and the base 31, and the elastic member 33 removes the base 31 from the arc-shaped through hole 23. Eject, the gear assembly 20 can rotate freely; after rotating the gear assembly 20 to a desired position, tighten the second nut 321 to make the shaft pin 32 and the base 31 tight
  • the elastic member 33 By snapping and pressing the elastic member 33, the outer side wall of the base 31 closely fits the inner side wall of the arc-shaped through hole 23, the gear assembly 20 cannot rotate, and the gear assembly 20 is locked.
  • the feeding device 500 of the continuous hair clip applier pushes the closing clip in the storage bin into the pliers head 400, and the push handle 200 pulls the The push-pull rod 60 enables the pliers 400 to close the closing clamp.
  • the safety shaft 30 locks the drive
  • the driving member cannot push the conveying member to move, which can prevent the conveying member from retreating during the normal use of the continuous hair clip applier, causing the closing clip in the storage bin to loosen and shift; It can also prevent misoperation from causing the driving member to push the conveying member forward, causing the closing clip to enter the pliers head 400 and affecting the pliers head 400 to clamp the closing clip.
  • the haircut safety device makes the use of the continuous hair clip applier safer, more reliable and smoother.
  • the withholding insurance device 100 of the embodiment of the present invention has a simple structure, is easy to implement, has low cost, and is easy to popularize.
  • a continuous hair clip applier 1000 is provided. Please refer to Figures 4, 5, 6, 7 and 8, showing a continuous hair clip applier 1000 provided by an embodiment of the present invention, including a push handle 200, a pipe rod 300 and a front end of the pipe rod 300
  • the clamp head 400 further includes a feeding device arranged in the pipe rod 300, a push-pull rod 60, a storage bin 50, and the above-mentioned continuous hair clip-applying pliers withholding safety device 100.
  • the feeding device includes a conveying member 41 and a driving member 42 that pushes the conveying member 41 to move; a shaft 431 is provided at the proximal end of the pipe rod 300, and the shaft 431 is used to fix the pliers head 400.
  • the conveying member 41 has a bar-shaped through groove 411, the two side walls of the bar-shaped through groove 411 have at least a pair of protruding anti-return clips 412, and the shaft 431 passes through the bar-shaped through groove 411
  • the rear ends are fixed to the pipe rod 300, the end diameter of the anti-return clip 412 is smaller than the diameter of the shaft 431, and the end diameter of the anti-return clip 412 is a pair of anti-return clip 412 ends radially Or longitudinal distance.
  • the shaft 431 is elastically clamped between the two anti-return clamps 412 after the transfer member 41 pushes the closing clamp 201, that is, the elastic clamp and a pair of the anti-return clamps 412 , To prevent the conveying member 41 from retreating.
  • the side of the continuous hair clip applier close to the pliers head 400 is the front end, and the side opposite to the front end is the back end.
  • a plurality of closing clips 201 are placed in the storage bin 50, the storage bin 50 is movably connected with the clamp head 400, and the front end of the push-pull rod 60 is connected to the rear of the storage bin 50.
  • the rear end of the push-pull rod 60 is connected to the push handle 200, and the push-pull handle 200 moves the storage bin 50 back and forth through the push-pull rod 60, thereby controlling the pliers 400 to open or close
  • the front end of the transmission member 41 extends into the storage bin 50, the rear end of the transmission member 41 and the driving member 42 mesh with gears, and the driving member 42 pushes the transmission member 41 toward the When the front end of the storage bin 50 moves, the transfer member 41 pushes the closing clip 201 in the storage bin 50 to the clamp head 400.
  • the driving member 42 includes the above-mentioned gear assembly 20, and the safety shaft includes an elastic member 33, a base 31 and a shaft pin 32 disposed oppositely, as shown in FIGS. 1-4.
  • the storage bin 50 includes a front bin and a rear bin, the front bin extends to the opening of the clamp head 400, and the connection between the front bin and the rear bin is provided with an upper lip 52 and a lower
  • the lip 53, the upper lip 52 and the lower lip 53 are respectively arranged at the upper and lower parts of the front compartment, and are spaced apart from the top and bottom of the front compartment.
  • the side has a strip-shaped side groove, the front bin and the rear bin are integrally formed, and the rear end of the rear bin is screwed to the front end of the push-pull rod 60.
  • the pliers head 400 includes a pair of opposing pliers arms, the inner side of the pliers arms is provided with a guide groove, the guide groove is configured as an extension of the front compartment, and the anti-drop hole 433 is provided in the guide groove Near the top end of the bottom, the outer side of the closing clip 201 has a protruding column.
  • the transmission member 41 pushes the closing clip 201 to slide into the guide groove from the opening of the front compartment, and the closing clip 201 opens under its own tension.
  • the convex post of the outer side wall of the closing clip 201 is clamped in the anti-drop hole 433.
  • the closing clip 201 is placed in the front compartment, and the conveying member 41 pushes the closing clip 201 out of the opening of the front compartment.
  • the closing clip 201 opens in a V shape under the action of its own tension, and the closing clip
  • the convex post on the outer side wall of 201 slides along the bottom of the guide groove toward the front end of the clamp head 400.
  • the convex post reaches the anti-drop hole 433, the convex post is clamped on the anti-drop hole under the action of its own tension.
  • the pliers head 400 firmly grasps the closing clip 201, so that the closing clip 201 is not easy to fall off.
  • the transmission member 41 includes a top rod 511 and a hollow cavity, the hollow cavity is provided with the push-pull rod 60, and both sides of the front end of the hollow cavity have side strips extending along the axial direction of the hollow cavity.
  • the side strip 521 penetrates through the side groove 531;
  • the top rod 511 is connected to the top end of the side strip 521, and the strip through groove 411 extends along the length direction of the top rod 511 .
  • the anti-return clips 412 are arranged in pairs, and the anti-return clips 412 extend from the inner side wall of the strip-shaped through groove 411 and extend along the conveying direction of the closing clip 201;
  • the top of the eject button 412 is provided with a protrusion, the protrusion points to the inside of the bar-shaped through groove 411, and the distance between two opposite protrusions is smaller than the diameter of the shaft 431.
  • the protrusion is a semi-cylindrical body or a vertebral body, and
  • the pliers arm includes a flat mounting portion 34, and the two mounting portions 34 are respectively provided in the space between the upper lip 52 and the lower lip 53 and the front compartment, and the pliers
  • the tail has a shaft hole 310 and an oblique hole 310a.
  • the shaft 431 is penetrated in the shaft hole 310.
  • a pair of the oblique holes 310a are respectively provided at the rear ends of the two mounting parts 34 and are directed from the outside. Inwardly intersecting, a rotating shaft 432 passes through the oblique hole 310a.
  • the front compartment has a long through hole 51 and a round hole, the long through hole 51 extends along the length of the front compartment, and the shaft 431 penetrates the strip through slot 411 of the conveying member 41 ,
  • the long through hole 51 of the front compartment and the shaft hole 310 of the mounting portion 34, the two ends of the shaft 431 are respectively fixedly connected to the upper and lower side walls of the pipe rod 300;
  • the shaft 432 passes through the strip through slot 411 of the conveying member 41, the round hole of the front compartment, and the oblique hole 310a of the mounting portion 34, and both ends of the rotating shaft 432 are fixedly connected to the The upper lip piece 52 and the lower lip piece 53.
  • the length of the long through hole 51 is the same as the length that the push-pull rod 60 drives the storage bin 50 to move.
  • the rotating rod follows the storage bin 50.
  • the silo 50 moves to the rear end, the shaft 431 does not move with the movement of the storage silo 50, so that the rotating rod moves in the oblique hole 310a toward the rear end of the mounting portion 34, so that The clamp head 400 is closed.
  • the anti-return clips 412 are arranged in pairs on the inner side wall of the bar-shaped through groove 411, and the number and interval of the anti-return clips 412 are the same as the closing clips provided in the storage bin 50.
  • 201 corresponds to the number and length.
  • the safety shaft is locked so that the driving member 42 cannot move, preventing Misoperation during the operation.
  • the closing clamp 201 needs to be pushed, the safety shaft is opened, and the gear assembly 20 is rotated, so that the transmission member 41 pushes the closing clamp 201 to move to the pliers 400.
  • the rotation position of the gear 21 is marked on the gear assembly 20. After the gear 21 is rotated by a corresponding arc, the transmission member 41 is moved a corresponding distance to the front end to push the closing clip 201 out of the storage. Silo 50.
  • a plurality of closing clips 201 are placed in the front compartment, and the rear end of the push-pull rod 60 is connected to the push handle 200 and moves under the push of the push handle 200.
  • the front end is movably connected to the rear end of the rear compartment, and the front end of the front compartment is connected to the pliers head 400 to open or close the pliers head 400; the transfer member 41 extends into the front compartment
  • the top end of the conveying member 41 has a groove, and the groove is clamped on the protrusion at the rear end of the closing clip 201 and pushing the closing clip 201 to the pliers head 400 in sequence.
  • the above-mentioned continuous hair clip applier 1000 also has an anti-return structure. Specifically, the shaft 431 and the rotating shaft 432 pass through the strip through slot 411 of the transmission member 41 Inside, the protrusion on the top end of the anti-return clip 412 in the bar-shaped through groove 411 has a blocking effect on the shaft 431 and the rotating shaft 432, so that the transmission member 41 is directed toward the jaws. After moving in the direction of 400, it is not easy to move in the reverse direction, preventing the transmission member 41 from retreating. At the same time, the safety shaft locks the driving member 42 so that the driving member 42 cannot push the transmission member 41 to move.
  • the anti-dropping hole 433 is provided inside, and the convex post on the outer side of the closing clip 201 penetrates the anti-dropping hole 433, so that the pliers 400 can grasp the closing clip 201, and the closing clip 201 is not easy to Falling off, the continuous hair clip applier can more stably grasp and release the hemostatic forceps, and the operation is smoother.
  • the present invention has simple structure, easy realization, low cost and easy promotion.

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  • Health & Medical Sciences (AREA)
  • Surgery (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
  • Vascular Medicine (AREA)
  • Engineering & Computer Science (AREA)
  • Biomedical Technology (AREA)
  • Reproductive Health (AREA)
  • Medical Informatics (AREA)
  • Molecular Biology (AREA)
  • Animal Behavior & Ethology (AREA)
  • General Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • Surgical Instruments (AREA)

Abstract

本发明公开了一种连发施夹钳和连发施夹钳的扣发保险装置，连发施夹钳包括推动手柄、管杆及安装于管杆前端的钳头，管杆内设有送料装置、推拉杆和储料仓，所所述扣发保险装置包括固定件、齿轮组件和保险轴，所述齿轮组件用于推动所述传送件移动，所述齿轮组件通过所述保险轴安装于所述固定件，并相对于所述固定件旋转，所述保险轴用于锁死或者打开所述齿轮组件，既可以防止所述传送件在所述连发施夹钳正常使用时回退，也可以防止误操作造成所述驱动件推动所述传送件前进，引起闭合夹进入所述钳头，影响所述钳头夹闭闭合夹。所述扣发保险装置使所述连发施夹钳的使用更加安全可靠、更加流畅。

Description

连发施夹钳和连发施夹钳的扣发保险装置 技术领域
本发明涉及医疗器械设备技术领域，具体涉及一种连发施夹钳和连发施夹钳的扣发保险装置。
 背景技术
施夹钳是一种常用的医疗器械，通常适用于手术操作中，用于夹住血管，起到止血作用，也称为止血钳。现有的连发施夹钳推送储料仓内的闭合夹时，送料装置和推动手柄分别完成推送闭合夹和夹闭闭合夹的动作，在操作过程中，由于送料装置和推动手柄的安装距离近，容易触动送料装置，造成连发施夹钳的误操作，使送料装置回退，储料仓内的闭合夹松动造成移位，影响连发施夹钳的连续使用。
 技术问题
有鉴于此，有必要提供一种结构简单的可锁死送料装置的连发施夹钳和连发施夹钳的扣发保险装置。
 技术解决方案
一种连发施夹钳的扣发保险装置，所述连发施夹钳用于发送闭合夹，所述施夹钳包括推动手柄、管杆及安装于管杆前端的钳头，管杆内设有送料装置、推拉杆和储料仓，所述送料装置包括传送件，所述扣发保险装置包括固定件、齿轮组件和保险轴，所述齿轮组件用于推动所述传送件移动，所述齿轮组件通过所述保险轴安装于所述固定件，并相对于所述固定件旋转，所述保险轴用于锁死或者打开所述齿轮组件；所述保险轴包括弹性件以及相对设置的通过螺纹连接的基座和轴销，所述弹性件支撑于所述固定件与所述基座之间，所述轴销与所述基座旋紧时，所述基座紧密贴合于所述齿轮组件，使所述齿轮组件无法旋转；松开所述轴销与所述基座之间的咬合，所述弹性件推动所述基座松开所述齿轮组件，所述齿轮组件自由旋转。
在一个优选实施例中，所述推送手柄连接有安装管，所述传送件设于所述安装管内，所述传送件的后端具有齿条纹，所述安装管对应于所述齿条纹的位置开设有齿条槽。
在一个优选实施例中，所述齿轮组件包括齿轮和远离所述齿轮侧的轮把手，所述齿轮伸入所述齿轮槽并与所述齿条纹啮合，所述轮把手用于旋转所述齿轮组件。
在一个优选实施例中，所述固定件分别固设于所述齿轮槽长度方向的两侧，所述固定件具有第一固定孔和保险孔，所述保险孔设于所述齿轮槽与所述第一固定孔之间；所述齿轮组件具有第二固定孔和弧形通孔，所述弧形通孔与所述齿轮的方向相同，并设于所述齿轮和所述第二固定孔之间。
在一个优选实施例中，所述齿轮组件设于两个所述固定件之间，所述第一固定孔的位置与所述第二固定孔的位置对应，所述保险孔至所述第一固定孔距离与所述弧形通孔至所述第二固定孔之间半径一致，使所述齿轮组件转动时，所述弧形通孔与所述保险孔重合。
在一个优选实施例中，所述第二固定孔和所述第一固定孔内穿设有固定轴，所述齿轮组件以所述固定轴为轴转动；所述保险孔和所述弧形通孔内穿设有所述保险轴。
在一个优选实施例中，所述保险轴的所述轴销具有外螺纹，所述基座具有螺纹孔，所述轴销通过螺纹旋转固设于所述基座内。
在一个优选实施例中，所述基座包括第一螺帽和螺孔柱，所述第一螺帽设于所述螺孔柱的外侧顶端，所述螺孔柱的外径与所述弧形通孔的两内侧壁之间的距离相同，所述螺孔柱的顶端具有柱台，所述柱台的直径小于所述弧形通孔的两内侧壁之间的距离。
在一个优选实施例中，所述第一螺帽的直径大于所述螺孔柱的直径，所述第一螺帽内侧具有凹槽，所述保险孔外侧顶端具有凹台，所述凹台的直径大于所述保险孔的直径，所述弹性件的两端分别顶设于所述凹槽和所述凹台的底部。
在一个优选实施例中，所述轴销包括第二螺帽和螺栓柱，所述第二螺帽设于所述螺栓柱的外侧顶端，所述第二螺帽的直径大于所述螺栓柱的直径，所述第二螺帽外侧设有突出的把手，所述把手用于旋转所述轴销。
在本发明实施例的另一方面，提供一种连发施夹钳，所述施夹钳包括推动手柄、管杆及安装于管杆前端的钳头，管杆内设有送料装置、推拉杆和储料仓，所述送料装置包括传送件，其特征在于，所述连发施夹钳还包括按照权利要求1-10任一项所述的连发施夹钳的扣发保险装置。
在一个优选实施例中，所述储料仓包括前仓和后仓，所述前仓延伸至所述钳头的开口处，所述前仓与所述后仓的连接处设有上唇片和下唇片，所述上唇片和所述下唇片分别设于所述前仓的上部和下部，并与所述前仓的顶部和底部之间具有间隔，所述后仓的左右两侧具有条形侧边槽，所述前仓和所述后仓一体成型，所述后仓的后端螺纹连接至所述推拉杆的前端，所述钳头包括相对的一对钳臂，所述钳臂的内侧设有导向槽，所述导向槽构造为所述前仓的延伸，所述导向槽底部的近顶端设有防脱孔，闭合夹的外侧具有凸柱，所述传送件推动闭合夹自所述前仓的开口处滑入所述导向槽，闭合夹的在自身张力作用下张开，使闭合夹外侧壁的凸柱卡设于所述防脱孔内。
在一个优选实施例中，所述送料装置还包括推动所述传送件移动的驱动件；所述管杆的近前端设有轴杆，所述轴杆用于固定所述钳头，所述传送件具有条形通槽，所述条形通槽的两侧槽壁具有至少一对突出的防回退夹扣，所述轴杆穿过所述条形通槽后两端固定于所述管杆，所述防回退夹扣末端直径小于所述轴杆的直径，所述轴杆在所述传送件推送闭合夹后被弹性夹持与两个所述防回退夹扣之间，所述传送件包括顶杆和中空腔，所述中空腔内容置有所述推拉杆，所述中空腔的前端两侧具有沿所述中空腔轴向延伸的侧边条，所述侧边条穿设于所述侧边槽内；所述顶杆连接至所述侧边条的顶端，所述条形通槽沿所述顶杆的长度方向延伸，所述防回退夹扣成对设置，且所述防回退夹扣由所述条形通槽的内侧壁伸出并沿着闭合夹的传送方向延伸；所述防回退夹扣的顶端设有凸起，所述凸起指向所述条形通槽的内部，相对的两个所述凸起之间的距离小于所述轴杆的直径。
在一个优选实施例中，，每个所述钳臂包括扁平的安装部，两个所述安装部分别设于所述上唇片和所述下唇片与所述前仓之间的间隔内，所述钳尾具有轴孔和斜向孔，所述轴孔内穿设有所述轴杆，一对所述斜向孔分别设置于两个所述安装部后端，并由外向内相交，所述斜向孔内穿设有转动轴。
在一个优选实施例中，所述前仓具有长通孔和圆孔，所述长通孔沿所述前仓长度方向延伸，所述轴杆穿设于所述传送件的条形通槽、所述前仓的长通孔和所述安装部的轴孔，所述轴杆的两端分别固定连接至所述管杆的上侧壁和下侧壁；所述转动轴穿设于所述传送件的条形通槽、所述前仓的圆孔和所述安装部的斜向孔，所述转动轴的两端分别固定连接至所述上唇片和所述下唇片。
 有益效果
上述连发施夹钳及其扣发保险装置中，所述连发施夹钳的所述送料装置推动所述储料仓内的闭合夹进入所述钳头，所述推动手柄拉动所述推拉杆，使所述钳头夹闭闭合夹，在所述送料装置和所述推动手柄交替工作，在所述推动手柄动作时，所述保险轴锁死所述驱动件，使所述驱动件无法推动所述传送件移动，既可以防止所述传送件在所述连发施夹钳正常使用时回退，造成所述储料仓内的闭合夹松动移位；也可以防止误操作造成所述驱动件推动所述传送件前进，引起闭合夹进入所述钳头，影响所述钳头夹闭闭合夹。所述扣发保险装置使所述连发施夹钳的使用更加安全可靠、更加流畅。本发明的结构简单，易于实现，成本低廉，便于推广。
 附图说明
图1是本发明实施例连发施夹钳的扣发保险装置的剖面图。
图2是本发明实施例连发施夹钳的扣发保险装置的保险轴的剖面图。
图3是本发明实施例连发施夹钳的扣发保险装置的结构***图。
图4是具有本发明实施例扣发保险装置的连发施夹钳的结构示意图。
图5是本发明实施例连发施夹钳的结构***图。
图6是本发明实施例连发施夹钳的剖面图。
图7是本发明实施例连发施夹钳的钳头部分的水平剖面图。
图8是本发明实施例连发施夹钳的钳头部分的垂直剖面图。
 本发明的实施方式
本实施例以连发施夹钳的扣发保险装置为例，以下将结合具体实施例和附图对本发明进行详细说明。
请参阅图1、图3和图4，示出本发明实施例提供的一种连发施夹钳的扣发保险装置100，连发施夹钳1000用于发送闭合夹，所述连发施夹钳1000包括推动手柄200、管杆300及安装于管杆300前端的钳头400，管杆300内设有送料装置500、推拉杆60和储料仓，所述送料装置500包括传送件，所述扣发保险装置包括固定件10、齿轮组件20和保险轴30，所述齿轮组件20用于推动所述传送件移动，所述齿轮组件20通过所述保险轴30安装于所述固定件10，并相对于所述固定件10旋转，所述保险轴30用于锁死或者打开所述齿轮组件20；所述保险轴30包括弹性件33以及相对设置的通过螺纹连接的基座31和轴销32，所述弹性件33支撑于所述固定件10与所述基座31之间，所述轴销32与所述基座31旋紧时，所述基座31紧密贴合于所述齿轮组件20，使所述齿轮组件20无法旋转；松开所述轴销32与所述基座31之间的咬合，所述弹性件33推动所述基座31松开所述齿轮组件20，所述齿轮组件20自由旋转。
其中连发施夹钳1000的连发结构和原理请参照黄荣泉于2018年6月21日申请的申请号为201810646052.4的中国发明专利申请，在此不对连发施夹钳1000的详细结构作赘述。
具体地，本实施例中，所述连发施夹钳的靠近所述钳头400一侧为前端，与前端相对的一侧为后端。
在一个优选实施例中，所述推动手柄200连接有安装管210，所述传送件设于所述安装管210内，所述传送件的后端具有齿条纹510，所述安装管210对应于所述齿条纹510的位置开设有齿条槽。所述齿轮组件20包括齿轮21和远离所述齿轮21侧的轮把手22，所述齿轮21伸入所述齿轮槽并与所述齿条纹510啮合，所述轮把手22用于旋转所述齿轮组件20。所述固定件10分别固设于所述齿轮槽长度方向的两侧，所述固定件10具有第一固定孔11和保险孔12，所述保险孔12设于所述齿轮槽与所述第一固定孔11之间；所述齿轮组件20具有第二固定孔24和弧形通孔23，所述弧形通孔23长度延伸方向与所述齿轮21转动的方向相同，并设于所述齿轮21和所述第二固定孔24之间。所述齿轮组件20设于两个所述固定件10之间，所述第一固定孔11的位置与所述第二固定孔24的位置对应，所述保险孔12至所述第一固定孔11距离与所述弧形通孔23至所述第二固定孔24之间半径一致，使所述齿轮组件20转动时，所述弧形通孔23与所述保险孔12重合。
具体地，所述齿轮21和所述弧形通孔23分别设置于以所述第二固定孔24为圆心的半径不同的同心圆上，所述齿轮组件20转动时，所述齿轮21和所述弧形通孔23同步转动，所述齿轮21用于推动所述传送件向前端移动，所述保险孔12自始至终与所述弧形通孔23重合，并相通，以便控制所述齿轮组件20转动的角度，从而控制所述传送件向前端移动的距离。
在一个优选实施例中，所述第二固定孔24和所述第一固定孔11内穿设有固定轴40，所述齿轮组件20以所述固定轴40为轴转动；所述保险孔12和所述弧形通孔23内穿设有所述保险轴30。
在一个优选实施例中，请参阅图2，所述保险轴30的所述轴销32具有外螺纹，所述基座31具有螺纹孔，所述轴销32通过螺纹旋转固设于所述基座31内。所述基座31包括第一螺帽311和螺孔柱312，所述第一螺帽311设于所述螺孔柱312的外侧顶端，所述螺孔柱312的外径与所述弧形通孔23的两内侧壁之间的距离相同，所述螺孔柱312的顶端具有柱台3121，所述柱台3121的直径小于所述弧形通孔23的两内侧壁之间的距离。所述第一螺帽311的直径大于所述螺孔柱312的直径，所述第一螺帽311内侧具有凹槽3111，所述保险孔12外侧顶端具有凹台，所述凹台的直径大于所述保险孔12的直径，所述弹性件33的两端分别顶设于所述凹槽3111和所述凹台的底部。所述轴销32包括第二螺帽321和螺栓柱322，所述第二螺帽321设于所述螺栓柱322的外侧顶端，所述第二螺帽321的直径大于所述螺栓柱322的直径，所述第二螺帽321外侧设有突出的把手，所述把手用于旋转所述轴销32。
具体地，旋转所述第二螺帽321，使所述轴销32与所述基座31之间的咬合松动，所述弹性件33将所述基座31自所述弧形通孔23内弹出，所述齿轮组件20可自由旋转；将所述齿轮组件20旋转至所需位置后，旋紧所述第二螺帽321，使所述轴销32与所述基座31之间的紧密咬合，压紧所述弹性件33，所述基座31的外侧壁与所述弧形通孔23的内侧壁紧密贴合，所述齿轮组件20无法旋转，使所述齿轮组件20锁死。
上述连发施夹钳的扣发保险装置100中，所述连发施夹钳的所述送料装置500推动所述储料仓内的闭合夹进入所述钳头400，所述推动手柄200拉动所述推拉杆60，使所述钳头400夹闭闭合夹，在所述送料装置500和所述推动手柄200交替工作，在所述推动手柄200动作时，所述保险轴30锁死所述驱动件，使所述驱动件无法推动所述传送件移动，既可以防止所述传送件在所述连发施夹钳正常使用时回退，造成所述储料仓内的闭合夹松动移位；也可以防止误操作造成所述驱动件推动所述传送件前进，引起闭合夹进入所述钳头400，影响所述钳头400夹闭闭合夹。所述扣发保险装置使所述连发施夹钳的使用更加安全可靠、更加流畅。本发明实施例的扣发保险装置100结构简单，易于实现，成本低廉，便于推广。
在本发明实施例的另一方面，提供一种连发施夹钳1000。请参阅图4、图5、图6、图7和图8，示出本发明实施例提供的一种连发施夹钳1000，包括推动手柄200、管杆300及安装于管杆300前端的钳头400，还包括设于所述管杆300内的送料装置、推拉杆60、储料仓50以及如上所述的连发施夹钳的扣发保险装置100。所述送料装置包括传送件41和推动所述传送件41移动的驱动件42；所述管杆300的近前端设有轴杆431，所述轴杆431用于固定所述钳头400，所述传送件41具有条形通槽411，所述条形通槽411的两侧槽壁具有至少一对突出的防回退夹扣412，所述轴杆431穿过所述条形通槽411后两端固定于所述管杆300，所述防回退夹扣412末端直径小于所述轴杆431的直径，防回退夹扣412末端直径即一对防回退夹扣412末端径向或纵向距离。所述轴杆431在所述传送件41推送闭合夹201后被弹性夹持与两个所述防回退夹扣412之间，也就是弹性夹持与一对所述防回退夹扣412之间，以防止所述传送件41回退。
具体地，本实施例中，所述连发施夹钳的靠近所述钳头400一侧为前端，与前端相对的一侧为后端。
具体地，所述储料仓50内放置有多个闭合夹201，所述储料仓50与所述钳头400活动连接，所述推拉杆60的前端连接至所述储料仓50的后端，所述推拉杆60的后端连接至所述推动手柄200，所述推动手柄200通过所述推拉杆60使所述储料仓50前后移动，从而控制所述钳头400张开或者闭合；所述传送件41的前端伸入所述储料仓50，所述传送件41的后端与所述驱动件42之间以齿轮啮合，所述驱动件42推动所述传送件41向所述储料仓50的前端移动，所述传送件41将所述储料仓50内的闭合夹201推出至所述钳头400。所述驱动件42包括上述齿轮组件20，保险轴包括弹性件33和相对设置的基座31、轴销32，如图1-4所示。
进一步地，所述储料仓50包括前仓和后仓，所述前仓延伸至所述钳头400的开口处，所述前仓与所述后仓的连接处设有上唇片52和下唇片53，所述上唇片52和所述下唇片53分别设于所述前仓的上部和下部，并与所述前仓的顶部和底部之间具有间隔，所述后仓的左右两侧具有条形侧边槽，所述前仓和所述后仓一体成型，所述后仓的后端螺纹连接至所述推拉杆60的前端。
进一步地，所述钳头400包括相对的一对钳臂，所述钳臂的内侧设有导向槽，所述导向槽构造为所述前仓的延伸，防脱孔433设于所述导向槽底部的近顶端，闭合夹201的外侧具有凸柱，所述传送件41推动闭合夹201自所述前仓的开口处滑入所述导向槽，闭合夹201的在自身张力作用下张开，使闭合夹201外侧壁的凸柱卡设于所述防脱孔433内。
具体地，闭合夹201放置于所述前仓内，所述传送件41将闭合夹201自所述前仓开口处推出，闭合夹201在自身张力的作用下张开呈V字型，闭合夹201外侧壁的凸柱沿着所述导向槽槽底向所述钳头400前端滑动，当凸柱到达所述防脱孔433时，凸柱在自身张力的作用下卡设于所述防脱孔433内，所述钳头400稳固地抓牢闭合夹201，使闭合夹201不易脱落。
进一步地，所述传送件41包括顶杆511和中空腔，所述中空腔内容置有所述推拉杆60，所述中空腔的前端两侧具有沿所述中空腔轴向延伸的侧边条521，所述侧边条521穿设于侧边槽531内；所述顶杆511连接至所述侧边条521的顶端，所述条形通槽411沿所述顶杆511的长度方向延伸，所述防回退夹扣412成对设置，且所述防回退夹扣412由所述条形通槽411的内侧壁伸出并沿着闭合夹201的传送方向延伸；所述防回退夹扣412的顶端设有凸起，所述凸起指向所述条形通槽411的内部，相对的两个所述凸起之间的距离小于所述轴杆431的直径。所述凸起呈半圆柱体或者椎体，所述凸起的柱面或者锥面为与所述轴杆431接触的表面。
进一步地，所述钳臂包括扁平的安装部34，两个所述安装部34分别设于所述上唇片52和所述下唇片53与所述前仓之间的间隔内，所述钳尾具有轴孔310和斜向孔310a，所述轴孔310内穿设有所述轴杆431，一对所述斜向孔310a分别设置于两个所述安装部34后端，并由外向内相交，所述斜向孔310a内穿设有转动轴432。
进一步地，所述前仓具有长通孔51和圆孔，所述长通孔51沿所述前仓长度方向延伸，所述轴杆431穿设于所述传送件41的条形通槽411、所述前仓的长通孔51和所述安装部34的轴孔310，所述轴杆431的两端分别固定连接至所述管杆300的上侧壁和下侧壁；所述转动轴432穿设于所述传送件41的条形通槽411、所述前仓的圆孔和所述安装部34的斜向孔310a，所述转动轴432的两端分别固定连接至所述上唇片52和所述下唇片53。
具体地，所述长通孔51的长度与所述推拉杆60带动所述储料仓50移动的长度相同，所述储料仓50向后端移动时，所述转动杆随着所述储料仓50向后端移动，所述轴杆431不随着所述储料仓50的移动而移动，使所述转动杆在所述斜向孔310a内向所述安装部34的后端移动，使所述钳头400闭合。
具体地，所述防回退夹扣412成对设置于所述条形通槽411的内侧壁，所述防回退夹扣412的数量及间隔与所述储料仓50内设置的闭合夹201的个数及长度对应，每推送一个闭合夹201，所述顶杆511向前端移动相应的距离，所述轴杆431穿过相对的一对所述防回退夹扣412顶端的所述凸起之间的间隙，所述凸起阻碍所述顶杆511回退。
具体地，在向所述连发施夹钳内放置闭合夹201和使用所述推动手柄200使闭合夹201夹住血管时，锁死所述保险轴，使所述驱动件42无法移动，防止手术过程中的误操作。在需要推送闭合夹201时打开所述保险轴，旋转所述齿轮组件20，使所述传送件41推送闭合夹201向所述钳头400移动。
具体地，所述齿轮组件20上标注有所述齿轮21转动的位置，所述齿轮21转动相应的弧度后，使所述传送件41向前端移动相应的距离，将闭合夹201推出所述储料仓50。
进一步地，所述前仓内放置有多个闭合夹201，所述推拉杆60的后端连接至所述推动手柄200，并在所述推动手柄200的推动下移动，所述推拉杆60的前端活动连接至所述后仓的后端，所述前仓的前端连接至所述钳头400，并使所述钳头400张开或者闭合；所述传送件41伸入所述前仓内，所述传送件41的顶端具有凹槽，所述凹槽卡设于闭合夹201后端的突起，并将闭合夹201依次推送至所述钳头400。
上述连发施夹钳1000除设有保险装置100之外，还具有防退回结构，具体地，所述轴杆431和所述转动轴432穿设于所述传送件41的条形通槽411内，所述条形通槽411内的所述防回退夹扣412顶端的凸起对所述轴杆431和所述转动轴432具有阻挡作用，使所述传送件41向所述钳头400方向移动后不易能反向移动，阻止所述传送件41回退，同时，所述保险轴锁死所述驱动件42，使所述驱动件42无法推动所述传送件41移动，既可以防止所述传送件41在所述连发施夹钳正常使用时回退，也可以防止误操作造成所述驱动件42推动所述传送件41前进或者后退；所述钳头400的导向槽底部内设置所述防脱孔433，所述闭合夹201外侧的凸柱穿设于所述防脱孔433，使所述钳头400能够抓牢所述闭合夹201，且所述闭合夹201不易脱落，所述连发施夹钳对所述止血钳的抓握和释放更加稳定，操作更加顺畅。本发明的结构简单，易于实现，成本低廉，便于推广。
需要说明的是，以上所述仅为本发明的优选实施例，并不用于限制本发明，对于本领域技术人员而言，本发明可以有各种改动和变化。凡在本发明的精神和原理之内所作的任何修改、等同替换、改进等，均应包含在本发明的保护范围之内。

Claims (15)

  1. 一种连发施夹钳的扣发保险装置，所述连发施夹钳用于发送闭合夹，所述施夹钳包括推动手柄、管杆及安装于管杆前端的钳头，管杆内设有送料装置、推拉杆和储料仓，所述送料装置包括传送件，其特征在于，所述扣发保险装置包括固定件、齿轮组件和保险轴，所述齿轮组件用于推动所述传送件移动，所述齿轮组件通过所述保险轴安装于所述固定件，并相对于所述固定件旋转，所述保险轴用于锁死或者打开所述齿轮组件；所述保险轴包括弹性件以及相对设置的通过螺纹连接的基座和轴销，所述弹性件支撑于所述固定件与所述基座之间，所述轴销与所述基座旋紧时，所述基座紧密贴合于所述齿轮组件，使所述齿轮组件无法旋转；松开所述轴销与所述基座之间的咬合，所述弹性件推动所述基座松开所述齿轮组件，所述齿轮组件自由旋转。
  2. 如权利要求1所述的连发施夹钳的扣发保险装置，其特征在于，所述推送手柄连接有安装管，所述传送件设于所述安装管内，所述传送件的后端具有齿条纹，所述安装管对应于所述齿条纹的位置开设有齿条槽。
  3. 如权利要求2所述的连发施夹钳的扣发保险装置，其特征在于，所述齿轮组件包括齿轮和远离所述齿轮侧的轮把手，所述齿轮伸入所述齿轮槽并与所述齿条纹啮合，所述轮把手用于旋转所述齿轮组件。
  4. 如权利要求3所述的连发施夹钳的扣发保险装置，其特征在于，所述固定件分别固设于所述齿轮槽长度方向的两侧，所述固定件具有第一固定孔和保险孔，所述保险孔设于所述齿轮槽与所述第一固定孔之间；所述齿轮组件具有第二固定孔和弧形通孔，所述弧形通孔与所述齿轮的方向相同，并设于所述齿轮和所述第二固定孔之间。
  5. 如权利要求4所述的连发施夹钳的扣发保险装置，其特征在于，所述齿轮组件设于两个所述固定件之间，所述第一固定孔的位置与所述第二固定孔的位置对应，所述保险孔至所述第一固定孔距离与所述弧形通孔至所述第二固定孔之间半径一致，使所述齿轮组件转动时，所述弧形通孔与所述保险孔重合。
  6. 如权利要求5所述的连发施夹钳的扣发保险装置，其特征在于，所述第二固定孔和所述第一固定孔内穿设有固定轴，所述齿轮组件以所述固定轴为轴转动；所述保险孔和所述弧形通孔内穿设有所述保险轴。
  7. 如权利要求5所述的连发施夹钳的扣发保险装置，其特征在于，所述保险轴的所述轴销具有外螺纹，所述基座具有螺纹孔，所述轴销通过螺纹旋转固设于所述基座内。
  8. 如权利要求7所述的连发施夹钳的扣发保险装置，其特征在于，所述基座包括第一螺帽和螺孔柱，所述第一螺帽设于所述螺孔柱的外侧顶端，所述螺孔柱的外径与所述弧形通孔的两内侧壁之间的距离相同，所述螺孔柱的顶端具有柱台，所述柱台的直径小于所述弧形通孔的两内侧壁之间的距离。
  9. 如权利要求7所述的连发施夹钳的扣发保险装置，其特征在于，所述第一螺帽的直径大于所述螺孔柱的直径，所述第一螺帽内侧具有凹槽，所述保险孔外侧顶端具有凹台，所述凹台的直径大于所述保险孔的直径，所述弹性件的两端分别顶设于所述凹槽和所述凹台的底部。
  10. 如权利要求1所述的连发施夹钳的扣发保险装置，其特征在于，所述轴销包括第二螺帽和螺栓柱，所述第二螺帽设于所述螺栓柱的外侧顶端，所述第二螺帽的直径大于所述螺栓柱的直径，所述第二螺帽外侧设有突出的把手，所述把手用于旋转所述轴销。
  11. 一种连发施夹钳，所述施夹钳包括推动手柄、管杆及安装于管杆前端的钳头，管杆内设有送料装置、推拉杆和储料仓，所述送料装置包括传送件，其特征在于，所述连发施夹钳还包括按照权利要求1-10任一项所述的连发施夹钳的扣发保险装置。
  12. 如权利要求11所述的连发施夹钳，其特征在于，所述储料仓包括前仓和后仓，所述前仓延伸至所述钳头的开口处，所述前仓与所述后仓的连接处设有上唇片和下唇片，所述上唇片和所述下唇片分别设于所述前仓的上部和下部，并与所述前仓的顶部和底部之间具有间隔，所述后仓的左右两侧具有条形侧边槽，所述前仓和所述后仓一体成型，所述后仓的后端螺纹连接至所述推拉杆的前端，所述钳头包括相对的一对钳臂，所述钳臂的内侧设有导向槽，所述导向槽构造为所述前仓的延伸，所述导向槽底部的近顶端设有防脱孔，闭合夹的外侧具有凸柱，所述传送件推动闭合夹自所述前仓的开口处滑入所述导向槽，闭合夹的在自身张力作用下张开，使闭合夹外侧壁的凸柱卡设于所述防脱孔内。
  13. 如权利要求12所述的连发施夹钳，其特征在于，所述送料装置还包括推动所述传送件移动的驱动件；所述管杆的近前端设有轴杆，所述轴杆用于固定所述钳头，所述传送件具有条形通槽，所述条形通槽的两侧槽壁具有至少一对突出的防回退夹扣，所述轴杆穿过所述条形通槽后两端固定于所述管杆，所述防回退夹扣末端直径小于所述轴杆的直径，所述轴杆在所述传送件推送闭合夹后被弹性夹持与两个所述防回退夹扣之间，所述传送件包括顶杆和中空腔，所述中空腔内容置有所述推拉杆，所述中空腔的前端两侧具有沿所述中空腔轴向延伸的侧边条，所述侧边条穿设于所述侧边槽内；所述顶杆连接至所述侧边条的顶端，所述条形通槽沿所述顶杆的长度方向延伸，所述防回退夹扣成对设置，且所述防回退夹扣由所述条形通槽的内侧壁伸出并沿着闭合夹的传送方向延伸；所述防回退夹扣的顶端设有凸起，所述凸起指向所述条形通槽的内部，相对的两个所述凸起之间的距离小于所述轴杆的直径。
  14. 如权利要求13所述的连发施夹钳，其特征在于，每个所述钳臂包括扁平的安装部，两个所述安装部分别设于所述上唇片和所述下唇片与所述前仓之间的间隔内，所述钳尾具有轴孔和斜向孔，所述轴孔内穿设有所述轴杆，一对所述斜向孔分别设置于两个所述安装部后端，并由外向内相交，所述斜向孔内穿设有转动轴。
  15. 如权利要求14所述的连发施夹钳，其特征在于，所述前仓具有长通孔和圆孔，所述长通孔沿所述前仓长度方向延伸，所述轴杆穿设于所述传送件的条形通槽、所述前仓的长通孔和所述安装部的轴孔，所述轴杆的两端分别固定连接至所述管杆的上侧壁和下侧壁；所述转动轴穿设于所述传送件的条形通槽、所述前仓的圆孔和所述安装部的斜向孔，所述转动轴的两端分别固定连接至所述上唇片和所述下唇片。
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CN104398286A (zh) * 2014-12-03 2015-03-11 天津万和医疗器械有限公司 手术夹钳及其保险连接机构
CN108577923A (zh) * 2018-06-21 2018-09-28 黄荣泉 连发施夹钳
CN108742758A (zh) * 2018-06-21 2018-11-06 黄荣泉 连发施夹钳送料装置
CN109864788A (zh) * 2019-01-28 2019-06-11 常州海尔斯医疗器械科技有限公司 头皮止血枪及弹匣组件
CN110432947A (zh) * 2019-08-09 2019-11-12 黄皆澔 连发施夹钳
CN110477990A (zh) * 2019-08-09 2019-11-22 詹菲 连发施夹钳的扣发保险装置

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* Cited by examiner, † Cited by third party
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US5449365A (en) * 1992-09-02 1995-09-12 United States Surgical Corporation Surgical clamp apparatus
US20070093856A1 (en) * 2004-10-08 2007-04-26 Tyco Healthcare Group Lp Endoscopic surgical clip applier
CN104398286A (zh) * 2014-12-03 2015-03-11 天津万和医疗器械有限公司 手术夹钳及其保险连接机构
CN108577923A (zh) * 2018-06-21 2018-09-28 黄荣泉 连发施夹钳
CN108742758A (zh) * 2018-06-21 2018-11-06 黄荣泉 连发施夹钳送料装置
CN109864788A (zh) * 2019-01-28 2019-06-11 常州海尔斯医疗器械科技有限公司 头皮止血枪及弹匣组件
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CN110477990A (zh) * 2019-08-09 2019-11-22 詹菲 连发施夹钳的扣发保险装置

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