CN111956288A - Nail bin rotation control device of endoscope anastomat - Google Patents
Nail bin rotation control device of endoscope anastomat Download PDFInfo
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- CN111956288A CN111956288A CN202010885066.9A CN202010885066A CN111956288A CN 111956288 A CN111956288 A CN 111956288A CN 202010885066 A CN202010885066 A CN 202010885066A CN 111956288 A CN111956288 A CN 111956288A
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B17/068—Surgical staplers, e.g. containing multiple staples or clamps
- A61B17/072—Surgical staplers, e.g. containing multiple staples or clamps for applying a row of staples in a single action, e.g. the staples being applied simultaneously
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B17/068—Surgical staplers, e.g. containing multiple staples or clamps
- A61B17/072—Surgical staplers, e.g. containing multiple staples or clamps for applying a row of staples in a single action, e.g. the staples being applied simultaneously
- A61B2017/07214—Stapler heads
- A61B2017/07271—Stapler heads characterised by its cartridge
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Abstract
The invention discloses a nail bin rotation control device of an endoscope anastomat, which comprises a fixed shell, a steering connecting rod, a circumferential energy storage piece and a rotary pushing assembly, wherein the fixed shell is fixedly connected with the steering connecting rod; the near end of the steering connecting rod is arranged in the fixed shell, an operation through hole is formed in the upper end of the fixed shell, the circumferential energy storage piece is circumferentially fastened on the inner wall of the operation through hole, and the circumferential energy storage piece circumferentially limits the rotation of the rotary pushing assembly; the rotating pushing assembly can circumferentially give driving force to act on the circumferential energy storage piece and is communicated with the near end of the steering connecting rod; when the circumferential energy storage member moves circumferentially, energy is released, so that the length in the radial direction is reduced; the free rotation of the nail bin can be realized, the nail bin can be stopped at any position with a required angle within the range of 45 degrees from left to right, and a doctor can operate a surgical instrument more conveniently.
Description
Technical Field
The invention relates to the field of medical instruments, in particular to a staple cartridge rotation control device of an endoscopic anastomat.
Background
The existing endoscopic anastomat in the market at present controls the rotating device of the nail bin assembly to limit gears, and the nail bin can only rotate for a plurality of fixed angles due to the structural design, so that the rotary positioning of any angle position can not be realized, and doctors have great limitation during operation. As shown in fig. 1, in the conventional rotation control device, a sliding groove 2 is arranged at the upper end of a fixed housing 1, a plurality of grooves 4 are recessed on a groove side wall 3 at the far end of the sliding groove 2, a slidable sliding plate 5 is arranged in the sliding groove 2, a positioning protrusion 6 is outwardly protruded on the far end surface of the sliding plate 5, the lower end of the sliding plate 5 is communicated with a connecting rod 7, and the connecting rod 7 is connected with a nail bin assembly at the far end in the axial direction of the anastomat; when the sliding plate 5 slides in the sliding groove 2, the positioning protrusion 6 can be moved into the groove 4, and the connecting rod 7 at the lower end of the sliding plate 5 is driven to act on the nail bin assembly in such a way, so that the nail bin assembly works; however, in the sliding plate 5 of this type, the number of the positioning protrusions 6 and the grooves 4 is limited, and when the grooves 4 are concavely formed on the groove side walls 3 of the sliding groove 2 in the prior art, the length of the groove side walls 3 of the sliding groove 2 is limited, so that the limitation of the number of the grooves 4 and the distance setting between the grooves 4 is limited, and the like, so that when the sliding plate 5 drives the connecting rod 7 connected to the lower end to act on the nail bin assembly, the nail bin assembly can only realize the rotational positioning of four angles, namely, the left and right 45-degree angle and the left and right 22.5-degree angle, and great limitation is brought to the operation of the doctor.
Disclosure of Invention
The invention aims to provide a nail bin rotation control device of an endoscopic anastomat, which can realize free rotation of a nail bin and stop at any angle position, thereby not only bringing greater convenience to the operation of a doctor, but also providing more effective and free effective vision for the operation of the doctor and being more convenient for the doctor to operate surgical instruments.
The technical scheme adopted by the invention for solving the technical problems is as follows: a nail bin rotation control device of an endoscope anastomat comprises a fixed shell, a steering connecting rod, a circumferential energy storage piece and a rotary pushing assembly; the near end of the steering connecting rod is arranged in the fixed shell, an operation through hole is formed in the upper end of the fixed shell, the circumferential energy storage piece is circumferentially fastened on the inner wall of the operation through hole, and the circumferential energy storage piece circumferentially defines the rotary pushing assembly; the rotating pushing assembly can circumferentially give driving force to act on the circumferential energy storage piece and is connected with the near end of the steering connecting rod; releasing energy when the circumferential energy storage member moves circumferentially, such that it decreases in length in a radial direction;
the rotating and pushing assembly comprises a rotating piece and a steering piece, the steering piece is connected with the rotating piece, and the rotating piece and the steering piece are positioned on the same side of the circumferential energy storage piece; the rotating member causes the circumferential energy storage member to circumferentially stretch and move.
Preferably, the circumference energy storage spare is the torsional spring, produce the elastic force on the torsional spring circumferencial direction, just the outer wall of torsional spring with operation through-hole inner wall interference fit, but rotatory promotion subassembly circumferential direction rotation the torsional spring.
Preferably, the rotary push assembly comprises a rotary member; the initial end of torsional spring twisted wire and the terminal of torsional spring twisted wire are respectively to keeping away from the direction of operation through-hole inner wall extends, the rotating member is provided with rotatory first end and rotatory second end, rotatory first end can act on the initial end of torsional spring twisted wire makes but torsional spring circumference tensile and motion, rotatory second end can act on the terminal of torsional spring twisted wire can make torsional spring circumference tensile and motion.
Preferably, the rotating and pushing assembly further comprises a rotating shaft, the rotating shaft is disposed on the rotating member, and the lower end of the rotating shaft penetrates through the operation through hole to be connected with the steering connecting rod.
Preferably, the rotating member comprises a control shaft, a control plate and a control track; the control shaft is arranged at the upper end of the control plate, the control plate is a circular plate body and covers the torsion spring in the operation through hole; the control track sets up the lower extreme of control panel, just the control track includes rotatory first end and rotatory second end, the control track control the circumferential motion orbit of rotating member.
Preferably, an operation notch is formed in the circular plate body of the control plate, the operation notch forms a first plate body end and a second plate body end, the rotating first end of the control track and the first plate body end are on the same plane, and the rotating second end of the control track and the second plate body end are on the same plane;
rotatory push assembly is still including turning to the piece, turn to and seted up first turn to the through-hole on the piece, turn to the piece and pass through the control shaft passes first turn to the through-hole with the rotating member is connected, it has the steering panel to turn to piece downwardly extending, the steering panel passes operation breach with the control track is located same circumference, just the width of steering panel is less than the width of the operation breach of control panel, just the initial end of torsional spring twist wire is located the steering panel with in the clearance between the rotatory first end, the terminal of torsional spring twist wire is located the steering panel with in the clearance between the rotatory second end.
Preferably, the steering sheet is further provided with a second steering through hole, and the control board is provided with a control connecting through hole; the upper end of the rotating shaft penetrates through the second steering through hole and the control connecting through hole, and the lower end of the rotating shaft penetrates through the operation through hole of the fixed shell and is connected with the near end of the steering connecting rod.
Preferably, the control device further comprises an upper rotating head cover, the upper end of the control shaft passes through the first steering through hole and is fixed with the upper rotating head cover, and the upper rotating head cover covers the fixed shell.
Preferably, the steering sheet extends outwards in the circumferential direction and is provided with at least one protrusion, the circumferential side wall of the upper rotating head cover is provided with at least one concave area, and the at least one protrusion is matched with the at least one concave area to position the circumferential rotation of the rotating and pushing assembly.
Preferably, the number of the bulges is 3, and the 3 bulges are uniformly distributed on the circumference of the steering sheet; the concave area is 3, and 3 concave areas are arranged to correspond to the 3 bulges.
The invention has the following beneficial effects: because the circumferential energy storage part is arranged and stores energy in the circumferential direction, when the circumferential energy storage part generates driving force in the circumferential direction by the rotary pushing assembly, the circumferential energy storage part releases energy in the circumferential direction, so that the length in the radial direction is reduced, the circumferential energy storage part reduced in the radial direction can not be fastened on the inner wall of the operation through hole any more, the rotary pushing assembly can rotate in the circumferential direction, the rotary pushing assembly drives the steering connecting rod to move while rotating, the far end of the steering connecting rod is connected with the nail bin assembly of the anastomat, so that the nail bin assembly moves, as the rotary pushing assembly rotates, the radial length is reduced and controlled due to the fact that the circumferential energy storage part releases energy in the circumferential direction, the contraction length of the circumferential energy storage part in the radial direction is continuous, and when the circumferential energy storage part moves in the circumferential direction, the energy is released, so that the length in the radial direction, the free rotation of the nail bin can be realized, the nail bin can be stopped at any position with a required angle within the range of 45 degrees from left to right, and a doctor can operate a surgical instrument more conveniently.
Drawings
FIG. 1 is a schematic structural view of a prior art apparatus for controlling the rotation of a staple cartridge assembly;
FIG. 2 is a schematic structural view of a staple cartridge rotation control device of the endoscopic stapler without an upper rotating head cover;
FIG. 3 is a schematic structural view of a staple cartridge rotation control device of the endoscopic stapler;
FIG. 4 is a schematic view of the structure of the rotary member;
FIG. 5 is a schematic structural diagram of a top view of a nail bin rotation control device of the endoscopic stapler provided with a steering sheet;
FIG. 6 is a schematic structural diagram of a top view of a staple cartridge rotation control device of the endoscopic stapler with a rotary piece covered on a torsion spring.
The notation in the figures means: 1-fixing the shell; 2-a sliding groove; 3-a trough side wall; 4-a groove; 5-a sliding plate; 6-positioning the projection; 7-a connecting rod; 8-steering linkage rod; 9-circumferential energy storage members; 10-a rotary push assembly; 11-an operating through hole; 12-torsion spring; 13-a rotating member; 14-initial end; 15-a terminal; 16-rotating the first end; 17-rotating the second end; 18-a rotating shaft; 19-a control shaft; 20-a control panel; 21-a control track; 22-operating notch; 23-a first end of the plate body; 24-a second end of the plate body; 25-a turning sheet; 26-a first diverting through-hole; 27-a deflector plate; 28-a second diverting through-hole; 29-control connection vias; 30-upper swivel head cover; 31-a bump; 32-pits.
Detailed Description
The technical solution of the present invention is further described below with reference to the following embodiments and the accompanying drawings.
Example 1
In the following description, when the nail bin rotation control device of the endoscopic stapler is installed on the endoscopic stapler, one end close to the hand operation is a near end, and one end far away from the hand operation is a far end; as shown in FIG. 2, the right side of the figure is the proximal end, and the left side is the distal end.
Referring to fig. 1 to 6, the present embodiment provides a staple cartridge rotation control device of an endoscopic stapler, including a fixed housing 1, a steering connecting rod 8, a circumferential energy storage element 9 and a rotation pushing assembly 10; the near end of the steering connecting rod 8 is arranged in the fixed shell 1, the upper end of the fixed shell 1 is provided with an operation through hole 11, the circumferential energy storage member 9 is circumferentially fastened on the inner wall of the operation through hole 11, and the circumferential energy storage member 9 circumferentially limits the rotary pushing assembly 10; the rotary pushing assembly 10 can circumferentially give driving force to act on the circumferential energy storage piece 9, and the rotary pushing assembly 10 is connected with the proximal end of the steering connecting rod 8; when the circumferential energy storage means 9 moves circumferentially, energy is released and the length decreases in the radial direction. The far end of the steering connecting rod 8 acts on a nail bin assembly of the endoscopic anastomat to realize the rotation of the nail bin assembly; when the nail bin assembly needs to be rotated, the rotating pushing assembly 10 is rotated, because the circumferential energy storage part 9 limits the rotating pushing assembly 10 in the circumferential direction, when the rotating pushing assembly 10 gives a driving force in the circumferential direction, the circumferential energy storage part 9 releases energy, so that the length of the circumferential energy storage part 9 in the radial direction is reduced, because the circumferential energy storage part 9 is fastened on the inner wall of an operation through hole 11 formed in the upper end of the fixed shell 1 in the circumferential direction, when the length of the circumferential energy storage part 9 in the radial direction is reduced, the circumferential energy storage part 9 is not fastened on the inner wall of the operation through hole 11 any more, so that the rotating pushing assembly 10 drives the steering connecting rod 8 to act on the rotation of the nail bin assembly, because the circumferential energy storage part 9 releases the energy of the circumferential energy part by circumferential braking, the circumferential energy storage part contracts in the radial direction, the contracted circumferential energy storage part contracts in the radial direction, therefore, the circumferential energy storage part 9 can rotate freely in the circumferential direction under the driving of certain power and is not limited by the circumferential direction of the inner wall of the operation through hole 11 any more, so that the circumferential energy storage part 9 can rotate continuously, the nail bin assembly can rotate and position to any required angle within the range of a left angle and a right angle of 45 degrees, the limitation of a plurality of fixed angles is avoided, greater operability is brought to the operation of a doctor, and the range of the operation of instruments is enlarged. The circumferential energy storage member 9 is referred to as having a certain energy in the circumferential direction, and this energy can be utilized or released, so that the entire circumferential energy storage member 9 can be deformed in the whole, and this deformation can achieve the above operation purpose of the instrument. For example, the circumferential energy storage element 9 may be a member that can be compressed in the circumferential direction or a deformable elastic element or a torsion bar spindle arrangement with a plurality of spindle arms that can vary in length in the radial direction, or the like. For example, the elastic member may be a radially compressible elastic ball disposed in the operation through hole 11, and when it is required to rotate the elastic ball, the elastic ball may be radially contracted to achieve the operation purpose, and other engaging members for engaging the elastic ball may be disposed.
Preferably, in this embodiment, the circumferential energy storage member 9 is a torsion spring 12, the torsion spring 12 can generate an elastic force in the circumferential direction, and the outer wall of the torsion spring 12 is in interference fit with the inner wall of the operation through hole 11, and since the torsion spring 12 can be circumferentially limited the rotating pushing assembly 10, the rotating pushing assembly 10 can rotate the torsion spring 12 in the circumferential direction.
The torsion spring 12 is an elastic energy accumulator, the torsion spring 12 is arranged on the inner wall of the operation through hole 11 in an interference fit manner, the rotary pushing assembly 10 is started to give a driving force to the circumferential direction of the torsion spring 12, when the torsion spring 12 is stretched in the circumferential direction, the circumferential stretched torsion spring 12 contracts in the radial direction, the length in the radial direction is reduced, so that when the rotary pushing assembly 10 rotates, the nail bin assembly can be driven to rotate to any angle required by a user through the steering connecting rod 8, when the rotary angle is reached, the rotary pushing assembly 10 stops rotating, so that the rotary pushing assembly 10 does not stretch the torsion spring 12 in the circumferential direction any more, due to the characteristics of the torsion spring 12, the torsion spring 12 can automatically return to the original state and is in interference fit with the inner wall of the operation through hole 11 again, so that the nail bin assembly can be positioned at the rotary angle, self-locking is, not only enlarges the operation range of the instrument, but also ensures the use safety.
Preferably, in this embodiment, the rotary pushing assembly 10 includes a rotary member 13; spiral winding initial end 14 of 12 twisted wires of torsional spring and the terminal 15 of 12 twisted wires of torsional spring extend to the direction of keeping away from 11 inner walls of operation through-hole respectively, rotating member 13 is provided with rotatory first end 16 and rotatory second end 17, rotatory first end 16 can act on the initial end 14 of 12 twisted wires of torsional spring makes the torsional spring 12 tensile and motion of circumference, rotatory second end 17 can act on the terminal 15 of 12 twisted wires of torsional spring also can make the torsional spring 12 tensile and motion of circumference to the accessible turns to the horizontal rotation that connecting rod 8 drove the nail storehouse subassembly. The design structure is relatively uncomplicated, and is safe and reliable on the basis of realizing the functions, the initial end 14 of the torsion wire of the torsion spring 12 and the terminal end 15 of the torsion wire of the torsion spring 12 extend towards the direction far away from the inner wall of the operation through hole 11, because the torsion spring 12 can be stretched circumferentially as long as the rotating first end 16 and the rotating second end 17 which are arranged at the part of the rotating piece 13 in the operation through hole 11 are respectively attached to one side of the initial end 14 of the torsion wire of the torsion spring 12 and one side of the terminal end 15 of the torsion wire of the torsion spring 12 in the circumferential direction, and the initial end 14 of the torsion wire of the torsion spring 12 and the terminal end 15 of the torsion wire of the torsion spring 12 can be preferably arranged at the position of limiting the inner wall of the operation through hole 11 between the rotating first end 16 and the rotating second end 17, so that the rotation of the nail.
Preferably, the circumferential energy storage member is only sleeved on the rotary pushing assembly 10, that is, the rotary member 13 and the steering sheet 25 are located on the same side relative to the circumferential energy storage member. The interior of the circumferential energy storage member is in direct contact with a rotating member 13 acting as a driving wheel.
As shown in fig. 3, the rotary push assembly 10 includes a rotary member 13, a rotary shaft 18, and a steering blade 25, wherein the rotary shaft 18 is disposed on the rotary member 13, and a lower end of the rotary shaft 18 is connected to the steering link 8 through the operation through hole 11. The rotary push assembly 10 further includes a rotary shaft 18, and the rotary push assembly 10 is connected to the proximal end of the steering linkage 8. In operation, the rotary pushing assembly 10 will drive the circumferential energy storage member to rotate, thereby driving the rotary shaft 18 to rotate and driving the steering connecting rod 8 to move.
In the embodiment of the invention, the rotating piece 13 is equivalent to a driving wheel, and the steering piece 25 is equivalent to a driven wheel, so that the locking process of driving and driven is realized.
In this embodiment, the rotating and pushing assembly 10 further includes a rotating shaft 18, the rotating shaft 18 is disposed on the rotating member 13, and a lower end of the rotating shaft 18 passes through the operation through hole 11 and is connected to the steering connecting rod 8. The rotating shaft 18 is arranged, the driving force for the movement of the steering connecting rod 8 can be given through the rotating shaft 18, the force given is relatively stable, the reaction force for the rotation pushing assembly 10 when the steering connecting rod 8 moves when the driving force is given is reduced, the influence of the steering connecting rod 8 on other components of the rotation pushing assembly 10 is reduced, and the stability is improved.
Preferably, the rotating member 13 includes a control shaft 19, a control plate 20 and a control track 21; the control shaft 19 is arranged at the upper end of the control plate 20, the control plate 20 is a circular plate body and covers the torsion spring 12 in the operation through hole 11; the control track 21 is disposed at the lower end of the control plate 20, the control track 21 includes the rotating first end 16 and the rotating second end 17, and the control track 21 controls the circumferential motion track of the rotating member 13. When the rotating piece 13 needs to be rotated, the rotating piece can be rotated by using the control shaft 19, and the control plate 20 is a circular plate and covers the torsion spring 12 of the operation through hole 11, so that the torsion spring 12 can be effectively prevented from stretching in the circumferential direction and moving up and down in the operation through hole 11 possibly generated in the rotating process, and the stability and the safety of the operation are improved; the control track 21 is arranged, the control track 21 can be an arc-shaped short plate, the rotating first end 16 and the rotating second end 17 are formed at two ends of the arc-shaped short plate, the arc-shaped short plate is just attached to the inner side of the torsion spring 12, and the rotating first end 16 and the rotating second end 17 are terminated at the initial end 14 of the torsion line of the torsion spring 12 and two sides of the terminal 15 of the torsion line of the torsion spring 12, so that when the rotating piece 13 rotates, the control track 21 can have a circumferential path for controlling the rotating piece 13 to rotate, and the use stability and safety of the rotating piece 13 are effectively improved.
Preferably, in this embodiment, an operation notch 22 is formed in the circular plate body of the control plate 20, the operation notch 22 forms a first plate body end 23 and a second plate body end 24, the first rotating end 16 of the control rail 21 and the first plate body end 23 are on the same plane, and the second rotating end 17 of the control rail 21 and the second circular plate body end 24 of the control plate 20 are on the same plane.
The rotary pushing assembly 10 further comprises a turning piece 25, a first turning through hole 26 is formed in the turning piece 25, the turning piece 25 passes through the control shaft 19 and passes through the first turning through hole 26 and the rotating part 13 is connected, a turning plate 27 extends downwards from the turning piece 25, the turning plate 27 passes through the operation notch 22 and the control track 21 on the same circumference, the width of the turning plate 27 is smaller than that of the operation notch 22 of the control plate 20, the initial end 14 of the torsion wire of the torsion spring 12 is located in the turning plate 27 and the gap between the first rotating ends 16, and the terminal end 15 of the torsion wire of the torsion spring 12 is located in the turning plate 27 and the gap between the second rotating ends 17. Because the steering plate 27 is arranged downwards on the steering piece 25, and the steering plate 27 passes through the operation notch 22 and is on the same circumference line with the control track 21, the steering plate 27 and the rotating first end 16 and the rotating second end 17 of the control track 21 are matched to limit the initial end 14 and the terminal end 15 of the torsion line of the torsion spring 12 in the gap between the two ends respectively, so that when the rotating member 13 rotates, a doctor operates the cartridge assembly to rotate in different directions, and the stability during reversing rotation is effectively improved. As shown in fig. 6, it can be seen that the initial end 14 of the torsion wire of the torsion spring 12 is located in the gap between the first rotating end 16 and the turning plate 27, when the rotating member 13 rotates clockwise by a certain angle, a driving force is given to the first rotating end 16 in the circumferential direction at the initial end 14 of the torsion wire of the torsion spring 12, and then a counterclockwise rotation is required, although the second rotating end 17 of the rotating member 13 gives a driving force to the terminal end 15 of the torsion wire of the torsion spring 12 in the circumferential direction, at this time, one end of the turning plate 25 close to the first rotating end 16 defines a certain circumferential direction for the initial end 14 of the torsion wire of the torsion spring 12, so as to prevent the initial end 14 from jumping or moving in other directions when the operation force is too large, and thus improving the operation safety of the instrument.
In this embodiment, preferably, the turning piece 25 further has a second turning through hole 28, and the control board 20 has a control connection through hole 29.
The upper end of the rotation shaft 18 passes through the second steering through-hole 28 and the control connection through-hole 29, and the lower end of the rotation shaft 18 passes through the operation through-hole 11 of the stationary housing 1 and is connected to the proximal end of the steering connecting rod 8.
The upper rotating head cover 30 is further included, the upper end of the control shaft 19 passes through the first steering through hole 26 and is fixed with the upper rotating head cover 30, and the upper rotating head cover 30 covers the fixed shell 1. Therefore, the rotation of the rotating part 13 is conveniently controlled through the rotating operation of the upper rotating head cover 30, the operation of an operator is facilitated, and the compactness of the whole structure is ensured.
In the preferred embodiment, the turning piece 25 is provided with at least one protrusion 31 extending outward in the circumferential direction, the circumferential side wall of the upper rotating head cover 30 is provided with at least one concave area 32, and the at least one protrusion 31 cooperates with the at least one concave area 32 to position the circumferential rotation of the rotating and pushing assembly 10.
In a preferred embodiment of the present invention, the control system controls the staple cartridge assembly to clamp, suture and cut tissue, and the control system includes the staple cartridge rotation control device of the endoscopic stapler. Can set up 3 archs and 3 concave areas, turn to piece and go up the rotatory first lid week and upwards become 120 degrees angle subdivisions respectively, through the cooperation of 3 archs and 3 concave areas like this, the location of initial position has been played to the angle, has improved the security, convenient operation.
The sequence of the above embodiments is only for convenience of description and does not represent the advantages and disadvantages of the embodiments.
Finally, it should be noted that: the above examples are only intended to illustrate the technical solution of the present invention, but not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; and such modifications or substitutions do not depart from the spirit and scope of the corresponding technical solutions of the embodiments of the present invention.
Claims (10)
1. A nail bin rotation control device of an endoscope anastomat is characterized by comprising a fixed shell, a steering connecting rod, a circumferential energy storage piece and a rotary pushing assembly;
the near end of the steering connecting rod is arranged in the fixed shell, an operation through hole is formed in the upper end of the fixed shell, the circumferential energy storage piece is circumferentially fastened on the inner wall of the operation through hole, and the circumferential energy storage piece circumferentially defines the rotary pushing assembly;
the rotating pushing assembly can circumferentially give driving force to act on the circumferential energy storage piece and is connected with the near end of the steering connecting rod; releasing energy when the circumferential energy storage member moves circumferentially, such that it decreases in length in a radial direction;
the rotating and pushing assembly comprises a rotating piece and a steering piece, the steering piece is connected with the rotating piece, and the rotating piece and the steering piece are positioned on the same side of the circumferential energy storage piece; the rotating member causes the circumferential energy storage member to circumferentially stretch and move.
2. The device for controlling the rotation of the nail bin of the endoscopic stapler according to claim 1, wherein the circumferential energy storage member is a torsion spring, the torsion spring generates an elastic force in the circumferential direction, the outer wall of the torsion spring is in interference fit with the inner wall of the operation through hole, and the rotation pushing assembly can circumferentially rotate the torsion spring.
3. The device for controlling the rotation of the nail bin of the endoscopic stapler according to claim 2, wherein the initial end of the torsion wire of the torsion spring and the terminal end of the torsion wire of the torsion spring extend away from the inner wall of the operation through hole, respectively, the rotating member is provided with a first rotating end and a second rotating end, the first rotating end can act on the initial end of the torsion wire of the torsion spring to enable the torsion spring to stretch and move circumferentially, and the second rotating end can act on the terminal end of the torsion wire of the torsion spring to enable the torsion spring to stretch and move circumferentially.
4. The staple cartridge rotation control device of the endoscopic stapler according to claim 3, the rotary pushing assembly further comprising a rotary shaft provided on the rotary member, and a lower end of the rotary shaft is connected with the steering connection rod through the operation through hole.
5. The staple cartridge rotation control of the endoscopic stapler of claim 4, the rotary comprising a control shaft, a control plate, and a control track; the control shaft is arranged at the upper end of the control plate, the control plate is a circular plate body and covers the torsion spring in the operation through hole; the control track sets up the lower extreme of control panel, just the control track includes rotatory first end and rotatory second end, the control track control the circumferential motion orbit of rotating member.
6. The device for controlling the rotation of the nail cartridge of the endoscopic stapler according to claim 5, wherein the circular plate body of the control plate is provided with an operation notch, the operation notch forms a first plate body end and a second plate body end, the first rotating end of the control track is on the same plane with the first plate body end, and the second rotating end of the control track is on the same plane with the second plate body end;
the last first through-hole that turns to of having seted up of turning to, turn to the piece and pass through the control shaft passes first turn to the through-hole with the rotating member is connected, it has the steering panel to turn to the piece downwardly extending, the steering panel passes the operation breach with the control track is located same circumference, just the width of steering panel is less than the width of the operation breach of control panel, just the initial end of torsional spring twist wire is located the steering panel with in the clearance between the rotatory first end, the terminal of torsional spring twist wire is located the steering panel with in the clearance between the rotatory second end.
7. The device for controlling the rotation of the nail cartridge of the endoscopic stapler according to claim 6, wherein the turning plate is further provided with a second turning through hole, and the control plate is provided with a control connecting through hole;
the upper end of the rotating shaft penetrates through the second steering through hole and the control connecting through hole, and the lower end of the rotating shaft penetrates through the operation through hole of the fixed shell and is connected with the near end of the steering connecting rod.
8. The staple cartridge rotation control device of the endoscopic stapler according to claim 7, further comprising an upper rotating head cover, wherein the upper end of the control shaft passes through the first turning through hole to be fixed to the upper rotating head cover, and the upper rotating head cover is covered on the fixed housing.
9. The device for controlling the rotation of the nail bin of the endoscopic stapler according to claim 8, wherein the turning piece is provided with at least one protrusion extending outwards in the circumferential direction, the circumferential side wall of the upper rotating head cover is provided with at least one concave area, and the at least one protrusion is matched with the at least one concave area to position the circumferential rotation of the rotary pushing assembly.
10. The staple cartridge rotation control device of endoscopic stapler of claim 9, said protrusions are 3 and 3 said protrusions are evenly distributed on the circumference of said turning piece; the concave area is 3, and the arrangement of 3 concave areas corresponds to 3 bulges.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010885066.9A CN111956288B (en) | 2016-11-30 | 2016-11-30 | Nail bin rotation control device of endoscope anastomat |
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611082216.2A CN106510784A (en) | 2016-11-30 | 2016-11-30 | Staple cartridge rotating control device for endoscope anastomat |
| CN202010885066.9A CN111956288B (en) | 2016-11-30 | 2016-11-30 | Nail bin rotation control device of endoscope anastomat |
Related Parent Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201611082216.2A Division CN106510784A (en) | 2016-11-30 | 2016-11-30 | Staple cartridge rotating control device for endoscope anastomat |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN111956288A true CN111956288A (en) | 2020-11-20 |
| CN111956288B CN111956288B (en) | 2022-05-20 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201611082216.2A Pending CN106510784A (en) | 2016-11-30 | 2016-11-30 | Staple cartridge rotating control device for endoscope anastomat |
| CN202010885066.9A Active CN111956288B (en) | 2016-11-30 | 2016-11-30 | Nail bin rotation control device of endoscope anastomat |
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| CN201611082216.2A Pending CN106510784A (en) | 2016-11-30 | 2016-11-30 | Staple cartridge rotating control device for endoscope anastomat |
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Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN110960272A (en) * | 2019-11-13 | 2020-04-07 | 北京派尔特医疗科技股份有限公司 | Steering, centering and positioning device of endoscope anastomat and endoscope anastomat |
| AU2020389633B2 (en) * | 2019-11-28 | 2023-11-23 | Touchstone International Medical Science Co., Ltd. | Rotating mechanism and surgical stapler |
| CN112535506A (en) * | 2020-12-15 | 2021-03-23 | 北京天助畅运医疗技术股份有限公司 | Endoscope anastomat and rotating head thereof |
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| EP0807409A1 (en) * | 1996-05-13 | 1997-11-19 | Ethicon Endo-Surgery, Inc. | Articulation transmission mechanism for surgical instruments |
| CN201662004U (en) * | 2009-12-31 | 2010-12-01 | 深圳市泰迪伦光电科技有限公司 | Stepless variable-angle LED fluorescent lamp holder |
| CN202312248U (en) * | 2011-11-29 | 2012-07-11 | 上海延锋江森座椅有限公司 | Angle adjusting mechanism and manual chair height regulator using same |
| EP2484290A1 (en) * | 2011-02-04 | 2012-08-08 | Tyco Healthcare Group LP | Locking articulation mechanism |
| CN204895220U (en) * | 2015-06-12 | 2015-12-23 | 长春新思路汽车部件有限公司 | Big manual waist of torsional spring formula holds in palm regulator |
| CN105596049A (en) * | 2016-02-25 | 2016-05-25 | 常州市康迪医用吻合器有限公司 | Endoscope cutting stapler |
| CN105962981A (en) * | 2016-06-08 | 2016-09-28 | 宁波维尔凯迪医疗器械有限公司 | Joint rotation structure and anastomat with structure |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN206714785U (en) * | 2016-11-30 | 2017-12-08 | 北京派尔特医疗科技股份有限公司 | The nail bin rotating control assembly of hysteroscope stapler |
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- 2016-11-30 CN CN201611082216.2A patent/CN106510784A/en active Pending
- 2016-11-30 CN CN202010885066.9A patent/CN111956288B/en active Active
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| EP0807409A1 (en) * | 1996-05-13 | 1997-11-19 | Ethicon Endo-Surgery, Inc. | Articulation transmission mechanism for surgical instruments |
| CN201662004U (en) * | 2009-12-31 | 2010-12-01 | 深圳市泰迪伦光电科技有限公司 | Stepless variable-angle LED fluorescent lamp holder |
| EP2484290A1 (en) * | 2011-02-04 | 2012-08-08 | Tyco Healthcare Group LP | Locking articulation mechanism |
| CN202312248U (en) * | 2011-11-29 | 2012-07-11 | 上海延锋江森座椅有限公司 | Angle adjusting mechanism and manual chair height regulator using same |
| CN204895220U (en) * | 2015-06-12 | 2015-12-23 | 长春新思路汽车部件有限公司 | Big manual waist of torsional spring formula holds in palm regulator |
| CN105596049A (en) * | 2016-02-25 | 2016-05-25 | 常州市康迪医用吻合器有限公司 | Endoscope cutting stapler |
| CN105962981A (en) * | 2016-06-08 | 2016-09-28 | 宁波维尔凯迪医疗器械有限公司 | Joint rotation structure and anastomat with structure |
Also Published As
| Publication number | Publication date |
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| CN106510784A (en) | 2017-03-22 |
| CN111956288B (en) | 2022-05-20 |
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