CN218153178U

CN218153178U - Movable adjustment mounting structure for surgical microscope head

Info

Publication number: CN218153178U
Application number: CN202222077471.5U
Authority: CN
Inventors: 王立华; 王家宏; 王家琪
Original assignee: Huahui Guangdong Medical Technology Co ltd
Current assignee: Huahui Guangdong Medical Technology Co ltd
Priority date: 2022-08-09
Filing date: 2022-08-09
Publication date: 2022-12-27
Anticipated expiration: 2032-08-09

Abstract

The utility model discloses an operation microscope aircraft nose activity adjustment mounting structure, which comprises a housing, cavity knee and knee adaptor, be equipped with first switching portion perpendicular to its wall protrusion on the outer wall of casing, first switching portion has the through-hole that leads to the inner chamber of casing from its terminal surface, the lower extreme of cavity knee has the first switching end that central axis A1 extends along the X axle direction, the upper end has the second switching end that central axis A2 is perpendicular to central axis A1, knee adaptor cavity and have the gyration axostylus axostyle that central axis A3 extends along the Z axle direction on its upper portion, the lower part has the second switching portion of relative central axis A3 side direction skew alpha angle, first switching portion inserts and normal running fit connects in first switching end, second switching portion inserts and normal running fit connects in second switching end; the free adjustment of the installation angle of the machine head can be realized, and the free adjustment of the image angle of the high-power optical lens assembly installed on the machine head can be further met.

Description

Mounting structure is adjusted in activity of operation microscope aircraft nose

Technical Field

The utility model belongs to the technical field of medical instrument, a surgical microscope aircraft nose mounting structure is related to.

Background

The traditional eyepiece type operation microscope has a lot of inconveniences when performing operation, has a small observation visual field on an operation part, and is easy to influence the accurate operation of the operation. In the technical scheme improvement of replacing an eyepiece with an automatic focusing high-power optical lens component for carrying out image on an operation and clearly displaying an operation part through a display screen, the automatic focusing high-power optical lens component is arranged on an operation microscope handpiece and extends to the bottom surface of the handpiece, so that the image angle of the high-power optical lens component can be freely adjusted according to the requirement of the operation part, and a proper movable adjusting structure is required to be designed on the installation structure of the handpiece to meet the requirement of adjusting the image angle of the high-power optical lens component.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a surgical microscope aircraft nose adjustable mounting structure, can realize the free adjustment to aircraft nose installation angle and then satisfy the free adjustment of the high power optical lens subassembly image angle of installation on the aircraft nose.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

a movable adjusting and mounting structure for a surgical microscope head comprises a machine shell, a hollow bent arm and a bent arm adapter, wherein the hollow bent arm is used for being rotatably connected with the machine shell, and the bent arm adapter is used for being rotatably connected with the hollow bent arm; the outer wall of the casing is provided with a first switching part which is vertical to the wall surface of the casing in a protruding way, and the first switching part is also provided with a through hole leading to the inner cavity of the casing from the end surface of the first switching part; the lower end of the hollow bent arm is provided with a first transfer end of which the central axis A1 extends along the X-axis direction, and the upper end of the hollow bent arm is provided with a second transfer end of which the central axis A2 is vertical to the central axis A1; the bent arm adapter is hollow, a rotary shaft rod with a central axis A3 extending along the Z-axis direction is arranged at the upper part of the bent arm adapter, and a second adapter part which is laterally deviated from the central axis A3 by an angle alpha is arranged at the lower part of the bent arm adapter; the first switching part is inserted into and is connected with the first switching end in a rotating fit mode, and the second switching part is inserted into and is connected with the second switching end in a rotating fit mode.

When the device is installed and used, the bent arm adapter is rotationally connected to a cantilever of a frame of an operation microscope through a rotary shaft lever of the bent arm adapter, and an operation microscope handpiece can be respectively rotationally adjusted around a central axis A3, a central axis A2 and a central axis A1, so that the free adjustment of the image angle of the handpiece carrying high-power optical lens assembly on a three-dimensional space is realized, and meanwhile, the arrangement of the hollow bent arm can avoid the influence of interference when the handpiece rotates around the central axis A1; the hollow bent arm and the bent arm adapter are communicated with each other, an electric connection wire can penetrate through the rotating shaft rod and extend into a driving circuit board connected to the inside of the machine shell through the bent arm adapter and the inside of the hollow bent arm and a through hole of the first adapter, and the electric connection wire does not interfere rotation adjustment of the machine head and cannot be exposed.

The utility model discloses following beneficial effect has:

the utility model discloses operation microscope aircraft nose movable adjustment mounting structure has the free adjustment that can realize the free adjustment to aircraft nose installation angle and then satisfy the high power optical lens subassembly image angle of installation on the aircraft nose, and the electric wiring neither influences the aircraft nose and rotates the regulation of disturbing, can not exerted characteristics again.

Drawings

FIG. 1 is an assembly structure view of the adjustable mounting structure of the surgical microscope head of the present invention;

FIG. 2 is an exploded view of the adjustable mounting structure of the head of the surgical microscope of the present invention;

FIG. 3 is a hollow structure view of the adjustable mounting structure of the surgical microscope head of the present invention;

FIG. 4 is a structural view of a hollow curved arm of the movable adjusting and mounting structure of the head of the surgical microscope of the present invention;

fig. 5 is a structure diagram of the elastic connecting piece of the mounting structure for movably adjusting the head of the operating microscope.

Detailed Description

The invention will be further described with reference to the accompanying drawings and specific embodiments so as to more clearly understand the technical idea claimed in the invention.

The surgical microscope handpiece movable adjusting and mounting structure shown in fig. 1-5 comprises a machine shell 1, a hollow bent arm 2 and a bent arm adapter 3, wherein the hollow bent arm 2 is rotatably connected with the machine shell 1, and the bent arm adapter 3 is rotatably connected with the hollow bent arm 2. A first junction 11 is provided on the outer wall of the housing 1 in a protruding manner perpendicular to the wall surface thereof, and the first junction 11 has a through hole 12 leading from the end surface thereof to the inner cavity of the housing 1, and an electric wiring can be passed through the through hole 12 to connect to the drive circuit board inside the housing 1.

The hollow bent arm 2 has a first switching end 21 at the lower end, the central axis A1 of which extends along the X-axis direction shown in fig. 2, and a second switching end 22 at the upper end, the central axis A2 of which is perpendicular to the central axis A1, and the first switching part 11 of the casing 1 is inserted into and connected to the first switching end 21 in a rotating fit manner. In this embodiment, specifically, a splice seat 13 spliced with an end surface of a first joint end 21 is disposed at a root of the first joint end 11, a circle of first ring groove 14 is disposed on an outer wall of the first joint end 11, the first joint end 21 is symmetrically provided with a first screw hole 23 and a second screw hole 24 corresponding to the first ring groove 14, a bead fastening screw 25 extending into and abutting against the first ring groove 14 is mounted on the first screw hole 23, an adjusting bolt 26 is mounted on the second screw hole 24, the bead fastening screw 25 and the adjusting bolt 26 constitute an elastic connection member, so that the first joint end 11 is connected to the first joint end 21, and the first joint end 11 is fastened to the first joint end 21 by screwing the adjusting bolt 26 and abutting against the first ring groove 14 while the bead fastening screw 25 is kept fixed, or the adjusting bolt 26 is unscrewed to release the first ring groove 14, so that the first joint end 11 rotates on the first joint end 21 and further rotates around a central axis A1 to adjust an angle of a surgical microscope head. It should be noted that the bead set screw 25 is a hexagon socket set screw, and has a steel ball at the end face of its thread end, which is engaged with the first annular groove 14, and belongs to a commercially available screw.

The bent arm adapter 3 is hollow and has a pivot shaft 31 extending with a central axis A3 in the Z-axis direction shown in fig. 2 at an upper portion thereof and a second adapter 32 laterally offset by an angle α with respect to the central axis A3 at a lower portion thereof. In this embodiment, the lower part of the bent arm adapter 3 located on the turning shaft 31 is provided with a curved middle part 33, and the lower part of the curved middle part 33 extends in a curved manner at an angle laterally deviating from the central axis A3 α, preferably, the angle α is greater than or equal to 45 ° and less than or equal to 60 °. A wire through hole 34 may be further formed in the bent middle portion 33, and the wire through hole 34 may allow an electrical wire inserted from the inside of the pivotal shaft 31 to pass therethrough and be connected to the display screen. The second transition portion 32 is provided on the bottom end surface of the curved intermediate portion 33.

The second adaptor portion 32 is inserted into and connected to the second adaptor end 22 in a rotating fit manner. In this embodiment, a circle of second ring groove 35 is disposed on the outer wall of the second adapting portion 32, the second adapting end 22 is symmetrically provided with a third screw hole 27 and a fourth screw hole 28 corresponding to the second ring groove 35, the third screw hole 27 is provided with a bead fastening screw 25 extending into and abutting against the second ring groove 35, the fourth screw hole 28 is provided with an adjusting bolt 26, the second adapting portion 32 is connected to the second adapting end 22 by an elastic connection member formed by the bead fastening screw 25 and the adjusting bolt 26, and the specific rotation connection and adjustment process is the same as the above-mentioned manner of the first adapting portion 11 and the first adapting end 21, and no further description is provided.

When the device is installed and used, the bent arm adapter 3 is rotationally connected to a cantilever of a surgical microscope rack through the rotary shaft rod 31, the surgical microscope handpiece can be rotationally adjusted around the central axis A3, the central axis A2 and the central axis A1 respectively, so that the free adjustment of the image angle of the handpiece carrying high-power optical lens assembly on a three-dimensional space is realized, and meanwhile, the arrangement of the hollow bent arm 2 can avoid the influence of interference when the handpiece rotates around the central axis A1; the interiors of the hollow bent arm 2 and the bent arm adapter 3 are communicated with the hollow space, an electric connection wire can penetrate from the rotary shaft rod 31, penetrate through the bent arm adapter 3, the interior of the hollow bent arm 2 and then extend into the driving circuit board connected into the machine shell 1 through the through hole 12 of the first adapter part 11, and the electric connection wire does not influence interference on rotation adjustment of the machine head and is not exposed.

Various other modifications and changes may occur to those skilled in the art based on the teachings and concepts herein disclosed, and all such modifications and changes are intended to be included within the scope of the present invention.

Claims

1. A movable adjusting and mounting structure for a surgical microscope handpiece comprises a machine shell, and is characterized by further comprising a hollow bent arm and a bent arm adapter, wherein the hollow bent arm is used for being rotatably connected with the machine shell;

the outer wall of the shell is provided with a first transfer part in a protruding mode perpendicular to the wall surface of the shell, and the first transfer part is provided with a through hole leading to the inner cavity of the shell from the end face of the first transfer part;

the lower end of the hollow bent arm is provided with a first transfer end of which the central axis A1 extends along the X-axis direction, and the upper end of the hollow bent arm is provided with a second transfer end of which the central axis A2 is vertical to the central axis A1;

the bent arm adapter is hollow, a rotary shaft rod with a central axis A3 extending along the Z-axis direction is arranged at the upper part of the bent arm adapter, and a second adapter part which is laterally deviated by an angle alpha relative to the central axis A3 is arranged at the lower part of the bent arm adapter;

the first switching part is inserted into and is connected with the first switching end in a rotating fit mode, and the second switching part is inserted into and is connected with the second switching end in a rotating fit mode.

2. The adjustable mounting structure of surgical microscope head according to claim 1, wherein the root of the first transferring portion has a splicing seat spliced with the end surface of the first transferring end, the outer wall of the first transferring portion has a circle of first ring groove, the first transferring end has a first screw hole and a second screw hole symmetrically corresponding to the first ring groove, the first screw hole is mounted with a glass bead fastening screw extending into the first ring groove, and the second screw hole is mounted with an adjusting bolt.

3. The adjustable mounting structure of surgical microscope handpiece according to claim 1, wherein the second adapting portion has a circle of second ring groove on its outer wall, the second adapting portion has a third screw hole and a fourth screw hole symmetrically corresponding to the second ring groove, the third screw hole has a glass bead fastening screw extending into the second ring groove, and the fourth screw hole has an adjusting bolt.

4. The surgical microscope handpiece adjustable mounting structure of any one of claims 1 to 3, wherein the bent arm adapter is provided with a curved intermediate portion at a lower portion of the swivel shaft, the lower portion of the curved intermediate portion extending in a curved manner at an angle laterally deviating from the central axis A3 α, and the second adapter portion is provided at a bottom end face of the curved intermediate portion.

5. The surgical microscope handpiece adjustable mounting structure of claim 4, wherein the curved intermediate portion is provided with a wire passing hole for passing an electrical wiring passing through the inside of the swivel shaft.