CN214906598U - Endoscope system for obtaining latissimus dorsi muscle valve through armpit - Google Patents

Abstract

The utility model relates to an endoscope system of latissimus muscle valve is obtained through armpit belongs to the medical instrument field, to not being provided with positioner between sheath sleeve pipe and the mirror tube, the axis direction displacement problem of sheath sheathed tube is followed easily to the in-process mirror tube of treatment provides following technical scheme, and the technical essential of this application includes the sheath sleeve pipe, sets up mirror tube in the sheath sleeve pipe and installs camera device on the mirror tube, sheath sleeve pipe inner wall is provided with the compact heap that is used for the tight mirror tube in top, the distance is adjustable between compact heap and the mirror tube. The endoscope has the advantages of stably exposing the operation visual field and improving the stability of the endoscope in the using process.

Description

Endoscope system for obtaining latissimus dorsi muscle valve through armpit

Technical Field

The application relates to the field of medical instruments, in particular to an endoscope system for obtaining latissimus dorsi muscle valves through armpits.

Background

The operation of reconstruction of latissimus dorsi breast has been one of the commonly used methods for breast reconstruction. In medical breast reconstruction surgery, the volume of the latissimus dorsi muscle is often fully utilized to provide the amount of tissue of the reconstructed breast during surgery on the premise of ensuring the shape of bilateral breasts to be basically consistent.

The endoscope comprises an outer sheath sleeve, an endoscope tube arranged in the outer sheath sleeve and a camera device arranged on the endoscope tube, when in use, the endoscope tube drives the camera device to penetrate through the outer sheath sleeve, because the outer diameter of the endoscope tube is smaller than the inner diameter of the outer sheath sleeve, when the endoscope tube drives the camera device to move to a certain position, because a positioning device is not arranged between the outer sheath sleeve and the endoscope tube, the endoscope tube is easy to move along the axial direction of the outer sheath sleeve in the treatment process, the stable operation visual field exposure is not convenient, and the stability of the endoscope in the use process is reduced.

SUMMERY OF THE UTILITY MODEL

In order to stabilize the exposed operation visual field and improve the stability of the endoscope in the use process, the application provides an endoscope system for obtaining a latissimus dorsi muscle valve through an armpit, which adopts the following technical means:

an endoscope system for obtaining latissimus dorsi muscle valves through armpits comprises an outer sheath sleeve, an endoscope tube arranged in the outer sheath sleeve and a camera device arranged on the endoscope tube, wherein a pressing block used for tightly pressing the endoscope tube is arranged on the inner wall of the outer sheath sleeve, and the distance between the pressing block and the endoscope tube is adjustable.

By adopting the technical scheme, the endoscope tube drives the camera device to be inserted from one end of the sheath sleeve and extend out from the opening at the other side of the sheath sleeve, so that the information in the breast chamber can be observed conveniently; because the distance between compact heap and the mirror tube is adjustable, can realize the packing to the clearance between mirror tube and the sheath sleeve pipe inner wall under the effect of compact heap, can realize compressing tightly fixedly to the mirror tube under the effect of compact heap, the mirror tube is difficult for along sheath sleeve pipe axis direction displacement under the effect of external force this moment, improves the mirror tube in the inside stability of sheath sleeve pipe, is convenient for stably expose the operation field of vision.

Optionally, a rotating shaft is arranged between the compressing block and the outer sheath sleeve, the compressing block is rotatably connected with the outer sheath sleeve through the rotating shaft, and the outer sheath sleeve is provided with an adjusting assembly for driving the free end of the compressing block to abut against the endoscope tube.

By adopting the technical scheme, when the endoscope tube moves to a certain position inside the sheath sleeve, the free end of the pressing block is driven to tightly abut against the endoscope tube through the adjusting component, so that the position of the endoscope tube is limited.

Optionally, the adjusting assembly comprises a sliding strip arranged inside the sheath sleeve in a sliding mode and a limiting structure used for limiting the sliding position of the sliding strip, a first butt joint block is fixedly arranged on one side of the sliding strip facing the compression block, a second butt joint block is fixedly arranged on the compression block, when the first butt joint block and the second butt joint block are aligned, the first butt joint block and the second butt joint block are attached to each other, and at the moment, the compression block is attached to the outer wall of the mirror tube.

Through adopting above-mentioned technical scheme, remove the draw runner along sheath sheathed tube axis direction, the draw runner can drive first butt piece synchronous motion, first butt piece can promote the compact heap to the one side motion of being close to the mirror tube for the compact heap can compress tightly the mirror tube, when first butt piece move to with the second butt piece alignment, limit structure can restrict the motion position of draw runner, the compact heap can laminate with the mirror tube outer wall laminating this moment, realize compressing tightly fixedly to the mirror tube.

Optionally, a compression elastic piece is arranged between the sliding strip and the pressing block, one end of the compression elastic piece is abutted to the sliding strip, and the other end of the compression elastic piece is fixedly connected with the pressing block.

Through adopting above-mentioned technical scheme, at the in-process that the mirror tube inserted sheath sleeve pipe, the mirror tube can act on the compact heap, compact heap extrusion compression elastic component, the setting of compact heap does not hinder the inserting of mirror tube this moment, after the mirror tube inserts certain degree of depth, compression elastic component can promote compact heap and mirror tube laminating, then removes the draw runner, drives first butt joint piece and second butt joint piece through the draw runner and aims at, and first butt joint piece can promote the compact heap and compress tightly the mirror tube.

Optionally, limit structure is including setting firmly in the arch of compression elastic component, last spacing mouth and lower spacing mouth have been seted up on the draw runner, go up spacing mouth and set up from top to bottom along the length direction of draw runner with lower spacing mouth, when protruding joint in the inside time of spacing mouthful down, first butt joint piece and second butt joint piece are aimed at.

By adopting the technical scheme, the sliding strip moves along the axial direction of the sheath sleeve, and when the bulge is clamped in the lower limiting opening, the first abutting block and the second abutting block are aligned, so that the pressing state of the pressing block on the endoscope tube can be kept; when protruding joint was in last spacing mouthful inside, first butt piece and second butt piece set up in the wrong phase, and the compact heap can rotate around its rotation center this moment for the setting of compact heap hinders the inserting of mirror tube.

Optionally, a toggle block for driving the compression block to rotate around the rotation center of the compression block is arranged inside the outer sheath sleeve, and the toggle block is rotatably connected with the outer sheath sleeve.

Through adopting above-mentioned technical scheme, order about the compact heap through dialling the piece and rotate around its rotation center for the setting of compact heap does not hinder the inserting of mirror tube, reduces the compact heap to the wearing and tearing of mirror tube in the insertion process, prolongs the life of mirror tube.

Optionally, a friction pad is fixedly arranged on one side of the pressing block facing the mirror tube.

By adopting the technical scheme, on one hand, the acting force of the pressing block on the mirror tube can be buffered, and the mirror tube is prevented from being damaged due to overlarge acting force of the pressing block on the mirror tube; on the other hand, the friction pad can increase the friction force between the pressing block and the mirror tube, and the position limitation on the mirror tube is improved.

Optionally, one side of the pressing block facing the lens tube is provided with an arc surface, and the radian of the arc surface is equal to that of the outer wall of the lens tube.

By adopting the technical scheme, the laminating degree between the pressing block and the lens tube is improved, the pressing of the pressing block on the lens tube is further improved, and the stability of the lens tube is improved.

Optionally, a negative pressure aspirator is fixedly arranged outside the sheath sleeve.

Through adopting above-mentioned technical scheme, owing to at the in-process of carrying out the breast reconstructive surgery, produce the tissue liquefied gas and the smog granule of different degrees easily, through setting up the negative pressure aspirator, can realize the attraction to tissue liquefied gas and smog granule, reduce the influence of tissue liquefied gas and smog granule to the operation field of vision.

Optionally, a hook plate is fixedly arranged outside the sheath sleeve.

By adopting the technical scheme, the operation channel can be enlarged by arranging the pull hook plate, the operation visual field can be increased, and the surgical instruments can be conveniently inserted into the breast cavity for operation.

In summary, the present application has the following beneficial effects:

firstly, the distance between the pressing block and the endoscope tube is adjustable, the endoscope tube can be pressed and fixed under the action of the pressing block, and the endoscope tube is not easy to displace along the axial direction of the sheath sleeve under the action of external force, so that the stability of the endoscope tube in the sheath sleeve is improved, and the operation visual field is convenient to be stably exposed;

secondly, by arranging the toggle block, the toggle block can drive the compression block to rotate around the rotation center of the toggle block, so that the abrasion of the compression block to the insertion process of the lens tube is reduced, and the service life of the lens tube is prolonged;

thirdly, the negative pressure aspirator is arranged on the outer sheath casing pipe, so that tissue liquefied gas and smoke particles generated in the operation process can be sucked, and the influence of the tissue liquefied gas and the smoke particles on the operation visual field is reduced.

Drawings

FIG. 1 is a schematic diagram of the overall construction of an endoscopic system for transaxillary harvesting of latissimus muscle valves according to an embodiment of the present application;

FIG. 2 is a top view of FIG. 1;

FIG. 3 is a cross-sectional view taken along line A-A of FIG. 2;

FIG. 4 is an enlarged view of portion B of FIG. 3;

fig. 5 is a schematic view showing the connection among the tube, the compression block and the adjustment assembly of the endoscopic system for obtaining a latissimus dorsi valve through the armpit according to the embodiment of the present application.

In the figure, 11, the sheath sleeve; 111. expanding the pipe; 112. a conical surface; 113. a via hole; 12. a mirror tube; 121. an electric wire; 13. a camera device; 2. a negative pressure aspirator; 3. a handle; 4. a hook plate; 41. a hook head; 51. a compression block; 511. extruding the block; 512. a friction pad; 513. a bevel; 52. a rotating shaft; 53. a shifting block; 6. an adjustment assembly; 61. a slide bar; 611. pulling the rod; 612. an upper limiting port; 613. a lower limiting port; 62. a first abutment block; 63. a second abutment block; 64. a V-shaped elastic sheet; 65. a limiting structure; 651. a protrusion; 7. an annular push rod.

Detailed Description

The present application is described in further detail below with reference to the attached drawings.

Referring to fig. 1, the endoscope system for obtaining latissimus dorsi muscle valves through armpits disclosed by the present application includes an outer sheath sleeve 11, a scope tube 12 disposed in the outer sheath sleeve 11, and an image pickup device 13 mounted on the scope tube 12, wherein an electric wire 121 is connected to one end of the scope tube 12 away from the image pickup device 13.

With reference to fig. 1 and 2, the outer sheath tube 11 is a cylindrical tube with two open ends, the negative pressure aspirator 2 is fixedly mounted outside the outer sheath tube 11, the negative pressure aspirator 2 is arranged along the axial direction of the outer sheath tube 11, the negative pressure aspirator 2 can be in a negative pressure state when working, and can suck tissue liquefied gas and smoke particles in the surgical process.

Referring to fig. 1 and 2, the handle 3 and the drag hook plate 4 are fixedly arranged outside the sheath sleeve 11, and the handle 3, the drag hook plate 4 and the sheath sleeve 11 are made of metal materials and can be repeatedly sterilized. The hook plate 4 and the negative pressure aspirator 2 are arranged side by side in the circumferential direction of the sheath tube 11.

Referring to fig. 1 and 3, the drag hook plate 4 is disposed along the axial direction of the sheath sleeve 11, and a hook head 41 is integrally formed at one end of the drag hook plate 4, and the hook head 41 has a certain radian, so that the surgical field of view under the endoscope system can be fully exposed. The handle 3 is fixedly connected to one end of the hook plate 4 far away from the hook head 41, and the handle 3 and the hook plate 4 form an integral structure. By moving the handle 3, the sheath sleeve 11 can be moved. The end of the scope tube 12 to which the imaging device 13 is attached is inserted from an opening on the side of the sheath sleeve 11 closer to the handle 3, and moves in the axial direction of the sheath sleeve 11, and the scope tube 12 can be inserted through the sheath sleeve 11.

Referring to fig. 1 and 4, the outer sheath 11 has an enlarged tube 111 extending in a radial direction at an end thereof close to the handle 3, and a tapered surface 112 is provided at a communication position between the enlarged tube 111 and the outer sheath 11 to facilitate alignment between an axis of the endoscope 12 and an axis of the outer sheath 11.

With reference to fig. 1 and 4, a pressing block 51 for tightly pressing the endoscope tube 12 is arranged inside the expanding tube 111, the pressing block 51 is in a bar shape, the axes of the pressing block 51 and the sheath sleeve 11 are parallel, one end of the pressing block 51 is rotatably connected with the sheath sleeve 11, the other end is a free end, and the free end of the pressing block 51 extends to the opening of the expanding tube 111. The rotating end of the compressing block 51 is arranged at the communication position of the expanding tube 111 and the sheath sleeve 11, the rotating end of the compressing block 51 is provided with a shaft hole, the inside of the shaft hole penetrates through the rotating shaft 52, the rotating shaft 52 is arranged along the radial direction of the sheath sleeve 11, and the compressing block 51 is rotatably connected with the sheath sleeve 11 through the rotating shaft 52.

With reference to fig. 4 and 5, a pressing block 511 is integrally formed on one side of the pressing block 51 facing the lens tube 12, the pressing block 511 is arranged on one side of the free end of the pressing block 51, an arc surface is arranged on the contact end of the pressing block 511 and the lens tube 12, and the radian of the arc surface is equal to that of the outer wall of the lens tube 12; the pressing block 511 is bonded with a friction pad 512 at the contact end with the mirror tube 12, and the friction pad 512 is made of rubber, so that the friction force between the pressing block 511 and the mirror tube 12 can be increased.

With reference to fig. 4 and 5, two compression blocks 51 are provided, and the two compression blocks 51 are symmetrically arranged around the axis of the outer sheath sleeve 11, and two compressions are applied to two opposite sides of the endoscope tube 12, so as to keep the axis of the endoscope tube 12 aligned with the axis of the outer sheath sleeve 11.

Referring to fig. 4 and 5, the sheath sleeve 11 is provided with the toggle blocks 53 for driving the pressing blocks 51 to rotate around the rotation center thereof, and the number of the toggle blocks 53 is equal to that of the pressing blocks 51. The toggle block 53 is rotatably arranged on one side close to the free end of the pressing block 51, the free end of the pressing block 51 is provided with an inclined surface 513, the inclined surface 513 is obliquely arranged from inside to outside along the length direction of the pressing block 51 to one side far away from the axis of the sheath sleeve 11, the end part of the toggle block 53 can be contacted with the inclined surface 513, and the free end of the toggle pressing block 51 moves to one side far away from the mirror tube 12.

With reference to fig. 4 and 5, the outer sheath 11 is provided with an adjusting assembly 6 capable of driving the free end of the pressing block 51 against the lens tube 12, and the adjusting assembly 6 is capable of adjusting the distance between the pressing block 511 and the lens tube 12. The number of sets of adjustment assemblies 6 is equal to the number of compression blocks 51.

With reference to fig. 4 and 5, each set of adjusting assemblies 6 includes a sliding bar 61 slidably disposed inside the sheath sleeve 11, a first abutting block 62 fixedly disposed on the pressing block 51, a second abutting block 63 fixedly disposed on the sliding bar 61, a compression elastic element, and a limiting structure 65 for limiting a sliding position of the sliding bar 61.

With reference to fig. 4 and 5, the first abutting block 62 is rectangular, the first abutting block 62 and the pressing block 51 are vertically arranged, the first abutting block 62 and the pressing block 51 are integrally formed, the first abutting block 62 is arranged on one side of the free end of the pressing block 51, and the first abutting block 62 and the extrusion block 511 are respectively arranged on two sides of the pressing block 51.

With reference to fig. 4 and 5, the slide bar 61 is in a bar shape, the slide bar 61 and the pressing block 51 are parallel and opposite to each other, the pressing block 51 is located between the slide bar 61 and the mirror tube 12, the expanding tube 111 is provided with the via hole 113, the via hole 113 communicates with the inside and the outside of the expanding tube 111, the slide bar 61 is integrally formed with a pull rod 611 on one side of the slide bar 61 facing the via hole 113, the outer diameter of the pull rod 611 is smaller than the outer diameter of the slide bar 61, one end of the pull rod 611, which is far away from the slide bar 61, can penetrate through the via hole 113 and extend to the outside of the expanding tube 111, the slide bar 61 is slidably connected with the via hole 113, and the slide bar 61 can be driven to slide up and down inside the expanding tube 111. The end parts of the two pulling rods 611 are fixedly provided with the annular push rod 7, so that the two pulling rods 611 can be synchronously driven.

With reference to fig. 4 and 5, the second abutting block 63 is rectangular, the second abutting block 63 and the slide bar 61 are vertically disposed, the second abutting block 63 is fixedly disposed on one side of the slide bar 61 facing the pressing block 51, the second abutting block 63 and the slide bar 61 are integrally formed, when the second abutting block 63 and the first abutting block 62 are aligned, the end surface of the second abutting block 63 is attached to the end surface of the first abutting block 62, and at this time, the pressing block 51 can press the lens tube 12.

With reference to fig. 4 and 5, the compression elastic member is a V-shaped elastic sheet 64, an opening end of the V-shaped elastic sheet 64 faces the opening of the expanding tube 111, the V-shaped elastic sheet 64 is located between the slide bar 61 and the pressing block 51, one side of the V-shaped elastic sheet 64 abuts against the slide bar 61, and the other side of the V-shaped elastic sheet 64 is fixedly connected with the pressing block 51.

With reference to fig. 4 and 5, the position-limiting structure 65 includes a protrusion 651 fixedly disposed on the V-shaped spring plate 64, the protrusion 651 is bent at a contact end of the V-shaped spring plate 64 and the slide bar 61, the protrusion 651 is disposed in an arc shape, and an arc-shaped opening end of the protrusion 651 faces away from the slide bar 61. An upper limiting opening 612 and a lower limiting opening 613 are formed in the slide bar 61, the upper limiting opening 612 and the lower limiting opening 613 are arranged up and down along the length direction of the slide bar 61, wherein the upper limiting opening 612 is arranged on one side close to the rotating end of the pressing block 51, the lower limiting opening 613 is arranged on one side close to the free end of the pressing block 51, the side wall of the upper limiting opening 612 and the side wall of the lower limiting opening 613 are both provided with arc surfaces matched with the protrusion 651, the fit degree of the protrusion 651 with the upper limiting opening 612 and the lower limiting opening 613 is improved, when the protrusion 651 is clamped in the lower limiting opening 613, the end part of the first abutting block 62 is fitted with the end part of the second abutting block 63, at the moment, the pressing block 51 is not easy to rotate around the rotating center of the pressing block to one side far away from the mirror tube 12, and the pressing state of the pressing block 51 to the mirror tube 12 can be kept.

The implementation principle of the embodiment is as follows: the annular push rod 7 is pressed downwards, the annular push rod 7 pushes the two sliding strips 61 to move simultaneously, so that the protrusion 651 can be clamped inside the upper limiting opening 612, and at the moment, the first abutting block 62 and the second abutting block 63 are arranged in a staggered mode; then the two shifting blocks 53 are rotated simultaneously, the two shifting blocks 53 act on the pressing blocks 51 respectively, so that the two pressing blocks 51 rotate around the rotation centers thereof respectively, the free ends of the two pressing blocks 51 are far away from each other, one end of the mirror tube 12, which is provided with the camera device 13, is inserted from the opening of the outer sheath sleeve 11, which is close to one side of the handle 3, and moves along the axial direction of the outer sheath sleeve 11, when the camera device 13 moves to a certain position, the shifting blocks 53 are rotated reversely, the action of the shifting blocks 53 on the pressing blocks 51 is removed, then the annular push rod 7 is pulled upwards, the annular push rod 7 drives the two sliding strips 61 to move simultaneously, so that the bulge 651 can be clamped inside the lower limiting opening 613, at the moment, the first abutting block 62 can push the pressing blocks 51 to move towards one side close to the mirror tube 12, and when the first abutting block 62 moves to be aligned with the second abutting block 63, the pressing blocks 51 can be attached to the outer wall of the mirror tube 12, the pressing and fixing of the endoscope tube 12 are realized, at the moment, the endoscope tube 12 is not easy to displace along the axis direction of the sheath sleeve 11 under the action of external force, the stability of the endoscope tube 12 in the sheath sleeve 11 is improved, and the stable exposure of the operation visual field is facilitated.

The embodiments of the present invention are preferred embodiments of the present application, and the scope of protection of the present application is not limited by the embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims (10)

1. The endoscope system for obtaining the latissimus dorsi muscle flap through the armpit comprises an outer sheath sleeve (11), an endoscope tube (12) arranged in the outer sheath sleeve (11) and a camera device (13) arranged on the endoscope tube (12), and is characterized in that a pressing block (51) used for tightly pressing the endoscope tube (12) is arranged on the inner wall of the outer sheath sleeve (11), and the distance between the pressing block (51) and the endoscope tube (12) is adjustable.

2. Endoscopic system for obtaining a latissimus dorsi valve via the armpit according to claim 1, characterized in that a rotating shaft (52) is provided between the compression block (51) and the sheath sleeve (11), the compression block (51) being rotatably connected to the sheath sleeve (11) by the rotating shaft (52), the sheath sleeve (11) being provided with an adjustment assembly (6) for urging the free end of the compression block (51) against the lens tube (12).

3. The endoscopic system for obtaining latissimus dorsi valve through armpit as claimed in claim 2, wherein the adjusting assembly (6) comprises a slide bar (61) slidably disposed inside the sheath sleeve (11) and a limiting structure (65) for limiting the sliding position of the slide bar (61), a first abutting block (62) is fixedly disposed on one side of the slide bar (61) facing the pressing block (51), a second abutting block (63) is fixedly disposed on the pressing block (51), when the first abutting block (62) and the second abutting block (63) are aligned, the first abutting block (62) and the second abutting block (63) are engaged, and at this time, the pressing block (51) is engaged with the outer wall of the lens tube (12).

4. An endoscopic system for obtaining latissimus dorsi valves via armpit as defined in claim 3, wherein a compression elastic member is provided between the slide bar (61) and the compression block (51), one end of the compression elastic member is abutted against the slide bar (61), and the other end is fixedly connected with the compression block (51).

5. The endoscopic system for obtaining latissimus dorsi valve through armpit as claimed in claim 4, wherein said position-limiting structure (65) comprises a protrusion (651) fixed on the compression elastic member, said slide bar (61) is provided with an upper position-limiting opening (612) and a lower position-limiting opening (613), the upper position-limiting opening (612) and the lower position-limiting opening (613) are arranged up and down along the length direction of the slide bar (61), and when the protrusion (651) is clamped inside the lower position-limiting opening (613), the first abutting block (62) and the second abutting block (63) are aligned.

6. An endoscopic system for obtaining latissimus dorsi valves via armpits as defined in claim 3, wherein the sheath sleeve (11) is internally provided with a toggle block (53) for driving the compression block (51) to rotate around its rotation center, the toggle block (53) and the sheath sleeve (11) being rotatably connected.

7. Endoscopic system for transaxillary harvesting of the platysma muscle flap according to claim 1, characterized in that the compression block (51) has a friction pad (512) fixed to the side facing the tube (12).

8. Endoscopic system for transaxillary harvesting of the platysma muscle flap according to claim 1, characterized in that the side of the compression block (51) facing the tube (12) is provided with an arc equal to the arc of the outer wall of the tube (12).

9. Endoscopic system for obtaining latissimus dorsi valves via the armpit according to claim 1, characterized in that the external sheath (11) has a vacuum extractor (2) fixed to its exterior.

10. Endoscopic system for obtaining latissimus dorsi valves via the armpit according to claim 1, characterized in that the outer sheath (11) has a hook plate (4) fixed to its outside.

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