CN113974720B - Surgical instrument for exposing acetabulum - Google Patents
Surgical instrument for exposing acetabulum Download PDFInfo
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- CN113974720B CN113974720B CN202111322407.2A CN202111322407A CN113974720B CN 113974720 B CN113974720 B CN 113974720B CN 202111322407 A CN202111322407 A CN 202111322407A CN 113974720 B CN113974720 B CN 113974720B
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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
- A61B17/02—Surgical instruments, devices or methods, e.g. tourniquets for holding wounds open; Tractors
- A61B17/025—Joint distractors
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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
- A61B17/02—Surgical instruments, devices or methods, e.g. tourniquets for holding wounds open; Tractors
- A61B17/0206—Surgical instruments, devices or methods, e.g. tourniquets for holding wounds open; Tractors with antagonistic arms as supports for retractor elements
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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
- A61B17/02—Surgical instruments, devices or methods, e.g. tourniquets for holding wounds open; Tractors
- A61B17/0293—Surgical instruments, devices or methods, e.g. tourniquets for holding wounds open; Tractors with ring member to support retractor elements
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B90/00—Instruments, implements or accessories specially adapted for surgery or diagnosis and not covered by any of the groups A61B1/00 - A61B50/00, e.g. for luxation treatment or for protecting wound edges
- A61B90/50—Supports for surgical instruments, e.g. articulated arms
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A50/00—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE in human health protection, e.g. against extreme weather
- Y02A50/30—Against vector-borne diseases, e.g. mosquito-borne, fly-borne, tick-borne or waterborne diseases whose impact is exacerbated by climate change
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- Veterinary Medicine (AREA)
- Pathology (AREA)
- Oral & Maxillofacial Surgery (AREA)
- Prostheses (AREA)
Abstract
The invention provides a surgical instrument for exposing acetabulum, which relates to the technical field of medical instruments and comprises: the main body is of a spiral structure, a deflector rod is arranged at the side end of the main body, a vertical plate is arranged at the side end of the deflector rod, and an opening is formed in the side face of the vertical plate; the sliding block is slidably arranged on the outer side of the deflector rod, threaded rods are arranged on two sides of the sliding block, and openings are formed in the top of the sliding block. Other surgical instruments such as guide tube are installed to the side of locating plate, make other surgical instruments place suitable position, prevent that surgical instruments position is disordered in the operation in-process, influence medical personnel's sight, have solved current surgical instruments that reveal the acetabulum when using, other surgical instruments such as guide tube insert in the tissue, other surgical instruments such as guide tube are touched to the hand cause surgical instruments to shift, influence medical personnel's sight, influence the operation progress problem.
Description
Technical Field
The invention relates to the technical field of medical instruments, in particular to a surgical instrument for exposing acetabulum.
Background
The acetabulum is positioned at the center of the outer side surface of the hip bone, is in a hemispherical deep concave shape, is covered with transparent articular cartilage with the thickness of about 2mm, is distributed in a semilunar shape, and is provided with an annular glenoid lip at the edge of the acetabulum, so that the acetabulum can deepen and widen the acetabulum, the acetabulum can accommodate the large part of the femoral head and is positioned at a stable position, and when the acetabulum is diseased, surgical instruments are needed to be used for exposing the acetabulum for operation.
However, when the existing surgical instrument for exposing the acetabulum is used, when the tissue around the acetabulum is spread, two hands are needed to fix the opening and closing of the surgical instrument, the operation is complicated, and when the surgical instrument for exposing the acetabulum is used, other surgical instruments such as a guide tube are inserted into the tissue, and the hands touch the other surgical instruments such as the guide tube to cause the displacement of the surgical instruments, thereby affecting the vision of medical staff and the progress of the operation.
Disclosure of Invention
In view of the above, the present invention provides a surgical instrument for exposing an acetabulum, which has a riser, and the diameter of a main body is changed as needed by using the riser to drive a support plate to adjust at different angles.
The invention provides a surgical instrument for exposing acetabulum, which comprises the following components: the main body is of a spiral structure, a deflector rod is arranged at the side end of the main body, and a vertical plate is arranged at the side end of the deflector rod; the side surface of the vertical plate is provided with an opening; the sliding block is slidably arranged on the outer side of the deflector rod, threaded rods are arranged on two sides of the sliding block, and openings are formed in the top of the sliding block.
Optionally, the body includes: the driving lever is of a cylindrical structure, a connecting rod is arranged on the side face of the driving lever, and the other end of the connecting rod is arranged on the side face of the main body; the slide, the slide is arc structure, and the top slidable mounting of slide is in the outside of main part to the outside bottom of slide is equipped with the silica gel strip.
Optionally, the main body further comprises: the sliding groove is of an arc-shaped structure and is arranged at the bottom of the side face of the sliding plate; the left plate is of an arc-shaped structure and is slidably mounted in the sliding groove.
Optionally, the main body further comprises: the right plate is slidably arranged in the chute, and two ends of the right plate are slidably arranged at the tops of two ends of the left plate; the inner grooves are of arc structures and are respectively arranged at the top of the two ends of the left plate and the bottom of the two ends of the right plate; the locating rod is of a cylindrical structure, and the top ends of the locating rod are respectively and slidably arranged in the inner grooves at the tops of the two ends of the left plate and the inner grooves at the bottoms of the two ends of the right plate.
Optionally, the riser includes: the vertical groove is arranged on the side surface of the vertical plate; the bull stick, the bull stick is installed in the bottom of perpendicular groove, and the side of bull stick is equipped with the fluting, and the inboard of bull stick is linked together with the trompil of riser side.
Optionally, the riser further comprises: the bottom end of the supporting plate is arranged on the side surface of the rotating rod, an opening is arranged on the side surface of the top of the supporting plate, and the two supporting plates are connected through a rotating shaft; the fixed plate, the fixed plate is the arc structure, and the side of fixed plate is equipped with the trompil of many places homogeneous arrangements to the fixed plate is installed in the hookup location of two backup pads through the pivot.
Optionally, the riser further comprises: the top end of the clamping plate is provided with an inserting rod, the clamping plate is arranged on the side surface of the supporting plate, the inserting rod at the top end of the clamping plate penetrates through the opening of the side surface of the top of the supporting plate and is inserted into the opening of the side surface of the fixed plate, the bottom end of the clamping plate is slidably arranged on the outer side of the rotating rod, and the side surface of the bottom of the clamping plate is connected with the side surface of the vertical groove through a spring; the inner end of the cross rod penetrates through the opening on the side surface of the vertical plate to be inserted into the inner side of the rotating rod, the cross rod is of a cylindrical structure, and the inner end of the cross rod penetrates through the opening on the side surface of the rotating rod to be connected with the bottom of the clamping plate; the push plate is of an arc structure, the inner side of the push plate is arranged on the side face of the vertical plate through a spring, and the bottom of the inner side of the push plate is connected with the outer end of the cross rod.
Optionally, the slider includes: the vertical rod is of a cylindrical structure with a raised top end, and the bottom end of the vertical rod is inserted into an opening at the top of the sliding block; the diaphragm, diaphragm both ends are arc structure rectangle structure, and the bottom of diaphragm is equipped with the kerve.
Optionally, the slider further includes: the bottom groove is of a T-shaped structure, and the top end of the vertical rod is slidably arranged in the bottom groove; and the top groove is arranged at the top of the transverse plate, and a plurality of grooves are formed in the side face of the top groove.
Optionally, the slider further includes: the pressing plate is of a rectangular plate structure and is arranged on the side face of the top groove through a spring; the side end of the positioning plate is of an arc-shaped structure, the inner end of the positioning plate is arranged at the grooving of the side face of the top groove, and the side end of the positioning plate is provided with a pressing plate.
Advantageous effects
Compared with the surgical instrument, the acetabular surgical instrument provided by the embodiment of the invention has the advantages that the positioning plate at the top of the sliding block can fix the position of the other surgical instrument used in the operation, so that the influence of mess in the position placement of the other surgical instrument on the sight of medical staff is prevented.
In addition, through the diameter that uses two risers to close the regulation main part, the outside at two risers is held to the one hand, then the hand can touch the push pedal and remove, makes the inserted bar on cardboard top leave the trompil of fixed plate side, makes the angle of two backup pads adjust at will, and the one hand can be adjusted the distance between two risers, easy operation only need exert pressure to the push pedal when holding two risers, accomplishes the regulation of angle of opening and shutting.
In addition, the clamping plate and the supporting plate rotate through the rotating rod as the center, so that the clamping plate fixes the position of the supporting plate under the action of the spring, and the supporting plate drives the two vertical plates to be in a proper position.
In addition, install other surgical instruments such as guide tube one end at the side of locating plate, make the locating plate remove in the inside of roof groove, make other surgical instruments place in suitable position, prevent that the position of surgical instrument is relatively messy in the operation in-process, influence medical personnel's sight.
In addition, drive the driving lever through the riser and carry out opening and shutting of angle, the diameter that makes the main part changes, and when two driving levers inwards moved, the diameter of main part enlarges, and the medical personnel of being convenient for carries out the operation through the central point of main part put, and two driving levers outwards move, and the diameter of main part reduces, is convenient for take out the surgical instrument from the acetabular surrounding tissue, and the diameter of main part adjusts the step simply, is worth using widely.
Drawings
In order to more clearly illustrate the technical solution of the embodiments of the present invention, the drawings of the embodiments will be briefly described below.
The drawings described below are only for illustration of some embodiments of the invention and are not intended to limit the invention.
In the drawings:
FIG. 1 shows a schematic overall structure according to an embodiment of the present invention;
FIG. 2 shows a schematic cross-sectional view of a body according to an embodiment of the invention;
FIG. 3 shows a schematic cross-sectional view of a right plate according to an embodiment of the present invention;
FIG. 4 shows a schematic cross-sectional view of a riser according to an embodiment of the invention;
fig. 5 shows a schematic perspective view of a support plate according to an embodiment of the present invention;
fig. 6 shows a schematic perspective view of a fixing plate according to an embodiment of the present invention;
FIG. 7 shows a schematic perspective view of a slider according to an embodiment of the present invention;
fig. 8 shows a schematic cross-sectional structure of a cross-plate according to an embodiment of the present invention.
List of reference numerals
1. A main body;
101. a deflector rod; 102. a slide plate; 103. a chute; 104. a left plate; 105. a right plate; 106. an inner tank; 107. a positioning rod;
2. a riser;
201. a vertical groove; 202. a rotating rod; 203. a support plate; 204. a fixing plate; 205. a clamping plate; 206. a cross bar; 207. a push plate;
3. a slide block;
301. a vertical rod; 302. a cross plate; 303. a bottom groove; 304. a top groove; 305. a pressing plate; 306. and (5) positioning the plate.
Detailed Description
In order to make the objects, aspects and advantages of the technical solution of the present invention more clear, the technical solution of the embodiment of the present invention will be clearly and completely described below with reference to the accompanying drawings of the specific embodiment of the present invention. Unless otherwise indicated, terms used herein have the meaning common in the art. Like reference numerals in the drawings denote like parts.
Examples: please refer to fig. 1 to 8:
the invention proposes a surgical instrument for revealing an acetabulum, comprising: the main body 1 is of a spiral structure, a deflector rod 101 is arranged at the side end of the main body 1, and a riser 2 is arranged at the side end of the deflector rod 101; the vertical plate 2 is provided with an opening on the side surface; the sliding block 3 is slidably arranged on the outer side of the deflector rod 101, threaded rods are arranged on two sides of the sliding block 3, an opening is formed in the top of the sliding block 3, and the sliding block 3 is placed into surrounding tissues of acetabulum through adjusting the diameter of the main body 1, so that the main body 1 drives the sliding plate 102 to prop open the surrounding tissues for operation.
Furthermore, according to an embodiment of the present invention, as shown in fig. 1, 2 and 3, the main body 1 includes: the driving lever 101, the driving lever 101 is of a cylindrical structure, a connecting rod is arranged on the side surface of the driving lever 101, and the other end of the connecting rod is arranged on the side surface of the main body 1; the sliding plate 102 is of an arc-shaped structure, the top of the sliding plate 102 is slidably arranged on the outer side of the main body 1, and a silica gel strip is arranged at the bottom of the outer side of the sliding plate 102; the sliding chute 103 is of an arc-shaped structure, and the sliding chute 103 is arranged at the bottom of the side face of the sliding plate 102; the left plate 104, the left plate 104 is of an arc structure, and the left plate 104 is slidably arranged in the chute 103; a right plate 105, the right plate 105 is slidably mounted inside the chute 103, and both ends of the right plate 105 are slidably mounted on top of both ends of the left plate 104; the inner groove 106, the inner groove 106 is of an arc structure, and the inner groove 106 is respectively arranged at the top of the two ends of the left plate 104 and the bottom of the two ends of the right plate 105; the locating rod 107, locating rod 107 is cylindrical structure, and the top of locating rod 107 slidable mounting respectively is in inside groove 106 at left board 104 both ends top and in inside groove 106 at right board 105 both ends bottom, main part 1 is spiral structure, drive the diameter of main part 1 and change when two driving levers 101 move, the connecting rod of driving lever 101 side increases the stability when driving lever 101 moves, the top of slide 102 slightly moves in the outside of main part 1, make slide 102 slightly shift when preventing main part 1 diameter change, when main part 1 diameter enlarges, make the position of two slide 102 outwards move, make the both ends of left board 104 and right board 105 move in the inside of spout 103, make the both ends of right board 105 move at the both ends top of left board 104, locating rod 107 moves in inside groove 106, prevent the condition that left board 104 and right board 105 drop, make slide 102 and left board 104 and right board 105 strut the surrounding tissue of acetabulum, the operation is convenient for the silica gel strip of slide 102 outside bottom prevents the condition that runs into liquid such as blood, slide 102 can insert the high degree of depth in certain tissue.
Furthermore, according to an embodiment of the present invention, as shown in fig. 4, 5 and 6, the riser 2 includes: vertical grooves 201, wherein the vertical grooves 201 are arranged on the side surfaces of the vertical plates 2; the rotating rod 202 is arranged at the bottom of the vertical groove 201, a groove is formed in the side face of the rotating rod 202, and the inner side of the rotating rod 202 is communicated with an opening in the side face of the vertical plate 2; the bottom end of the supporting plate 203 is arranged on the side surface of the rotating rod 202, an opening is arranged on the side surface of the top of the supporting plate 203, and the two supporting plates 203 are connected through a rotating shaft; the fixing plate 204, the fixing plate 204 is of an arc structure, a plurality of holes which are uniformly arranged are arranged on the side surface of the fixing plate 204, and the fixing plate 204 is arranged at the connecting position of the two supporting plates 203 through a rotating shaft; the clamping plate 205, the top end of the clamping plate 205 is provided with an inserting rod, the clamping plate 205 is arranged on the side surface of the supporting plate 203, the inserting rod at the top end of the clamping plate 205 penetrates through an opening on the side surface of the top of the supporting plate 203 to be inserted into an opening on the side surface of the fixed plate 204, the bottom end of the clamping plate 205 is slidably arranged on the outer side of the rotating rod 202, and the side surface of the bottom of the clamping plate 205 is connected with the side surface of the vertical groove 201 through a spring; the inner end of the cross rod 206 penetrates through the opening on the side surface of the vertical plate 2 to be inserted into the inner side of the rotating rod 202, the cross rod 206 is of a cylindrical structure, and the inner end of the cross rod 206 penetrates through the opening on the side surface of the rotating rod 202 to be connected with the bottom of the clamping plate 205; the push plate 207, the push plate 207 is arc-shaped structure, and the inboard of push plate 207 is installed in the side of riser 2 through the spring, and the inboard bottom of push plate 207 is connected with the outer end of horizontal pole 206, through using two riser 2 drive driving lever 101 and remove, when single hand held in riser 2 side, hand promotes push plate 207 inwards to remove, make the inboard bottom of push plate 207 promote horizontal pole 206 and remove, make the inner of horizontal pole 206 remove in the inboard of bull stick 202, and horizontal pole 206 promotes cardboard 205 and remove, make the inserted bar of cardboard 205 top side leave in the trompil of fixed plate 204 side, make two backup pads 203 carry out different angle adjustment through the pivot, the bottom of backup pad 203 is rotated with the bull stick 202 of riser 201 bottom as the center, make backup pad 203 drive cardboard 205 simultaneously and remove, when the diameter of main part 1 is in suitable size, loosen hand push plate 207 loses pressure, and the effect of spring promotes the cardboard 205 and removes, make the inserted bar of cardboard 205 top side insert in the trompil of fixed plate 204 side, fix the position of two backup pads 203, make 2 at suitable interval.
Furthermore, according to an embodiment of the present invention, as shown in fig. 7 and 8, the slider 3 includes: the vertical rod 301 is of a cylindrical structure with a protruding top end, and the bottom end of the vertical rod 301 is inserted into an opening at the top of the sliding block 3; the transverse plate 302, the two ends of the transverse plate 302 are of arc-shaped rectangular structures, and a bottom groove 303 is formed in the bottom of the transverse plate 302; the bottom groove 303, the bottom groove 303 is of a T-shaped structure, and the top end of the vertical rod 301 is slidably arranged in the bottom groove 303; a top groove 304, wherein the top groove 304 is arranged at the top of the transverse plate 302, and a plurality of grooves are arranged on the side surface of the top groove 304; the pressing plate 305, the pressing plate 305 is of a rectangular plate structure, and the pressing plate 305 is arranged on the side surface of the top groove 304 through a spring; the locating plate 306, the side end of locating plate 306 is arc structure, and the inner of locating plate 306 is installed in the fluting department of roof groove 304 side, and clamp plate 305 is installed to the side end of locating plate 306, install slider 3 through the threaded rod in the outside of driving lever 101, make slider 3 remove suitable position in the driving lever 101 outside, the montant 301 passes through the threaded rod to be installed in the trompil at slider 3 top, the top of two montants 301 is driven to the opening and shutting of angle to two driving levers 101 moves in the inside of roof groove 303, make diaphragm 302 carry out the regulation of different positions simultaneously, install suitable quantity of locating plate 306 as required in the inside of roof groove 304, make the arc structure of locating plate 306 side end can fix the position of surgical instrument, prevent to influence medical personnel's sight, the side end block of locating plate 306 is in the fluting department of roof groove 304 side, promote clamp plate 305 under the effect of spring and fix the position of locating plate 306.
In another embodiment, the position of the vertical rod 301 is omitted at the top of the sliding block 3, so that the weight of the main body 1 is reduced, and the adjusting speed is high due to smaller force when the vertical plate 2 adjusts the opening and closing angle.
Specific use and action of the embodiment: in the invention, when the acetabulum operation is carried out, firstly, the diameter of the main body 1 is adjusted according to the requirement, the main body 1 is placed in the peripheral tissue, the push plate 207 is pushed to move by the hand at the side face of the vertical plate 2 by one hand, the push plate 207 pushes the cross rod 206 to move inwards, the inserted link at the side face of the top of the clamping plate 205 is separated from the open hole at the side face of the fixed plate 204, the two support plates 203 are adjusted at different angles through the rotating shaft, the clamping plate 205 is driven to move synchronously by the rotation of the support plates 203, the diameter of the main body 1 is in a proper size, the hand push plate 207 is released, the inserted link at the side face of the top of the clamping plate 205 is pushed to be inserted into the open hole at the side face of the fixed plate 204 under the action of the spring, the positions of the two support plates 203 are fixed, the riser 2 drives two driving levers 101 and removes the diameter of adjusting main part 1, the height of slide 102 can insert in the certain degree of depth of surrounding tissue, main part 1 diameter enlarges and drives two slide 102 outwards remove, the both ends of left side board 104 and right board 105 remove in spout 103, the both ends of right board 105 remove at the both ends of left side board 104 and prop up the acetabular surrounding tissue, the medical personnel of being convenient for carries out the operation, install the locating plate 306 of suitable quantity in roof groove 304 according to other surgical instruments that use as required again, locating plate 306 fixes the position of surgical instruments, prevent influencing medical personnel's sight, the outside removal of driving lever 101 then makes main part 1's diameter reduce and be convenient for take out main part 1.
Finally, it should be noted that the present invention is generally described in terms of a/a pair of components, such as the location of each component and the mating relationship therebetween, however, those skilled in the art will appreciate that such location, mating relationship, etc. are equally applicable to other components/other pairs of components.
The foregoing is merely exemplary embodiments of the present invention and is not intended to limit the scope of the invention, which is defined by the appended claims.
Claims (1)
1. A surgical instrument for exposing an acetabulum, comprising:
the device comprises a main body (1), wherein a deflector rod (101) is arranged at the side end of the main body (1), and a vertical plate (2) is arranged at the side end of the deflector rod (101);
the side surface of the vertical plate (2) is provided with an opening;
the sliding block (3) is slidably arranged on the outer side of the deflector rod (101), threaded rods are arranged on two sides of the sliding block (3), and an opening is formed in the top of the sliding block (3);
the main body (1) comprises:
the driving lever (101), the side of the driving lever (101) is provided with a connecting rod; the top of the sliding plate (102) is arranged at the outer side of the main body (1), and a silica gel strip is arranged at the bottom of the outer side of the sliding plate (102);
the main body (1) further comprises:
the sliding groove (103) is formed in the bottom of the side face of the sliding plate (102); the left plate (104), the left plate (104) is installed in the inside of the chute (103);
the main body (1) further comprises:
the right plate (105), the right plate (105) is slidably installed in the chute (103), and two ends of the right plate (105) are installed at the top of two ends of the left plate (104);
an inner groove (106), wherein the inner groove (106) is respectively arranged at the top of the two ends of the left plate (104) and the bottom of the two ends of the right plate (105);
a positioning rod (107), wherein the positioning rod (107) is slidably arranged in the inner groove (106);
the riser (2) comprises:
a vertical groove (201), wherein the vertical groove (201) is arranged on the side surface of the vertical plate (2);
the rotating rod (202), the rotating rod (202) is installed at the bottom of the vertical groove (201), a groove is formed in the side face of the rotating rod (202), and the inner side of the rotating rod (202) is communicated with an opening in the side face of the vertical plate (2);
the riser (2) further comprises:
the bottom end of the supporting plate (203) is arranged on the side surface of the rotating rod (202), an opening is formed in the side surface of the top of the supporting plate (203), and the two supporting plates (203) are connected through a rotating shaft;
the fixing plate (204) is provided with a plurality of openings on the side surface of the fixing plate (204), and the fixing plate (204) is arranged at the connecting position of the two support plates (203) through a rotating shaft;
the riser (2) further comprises:
the clamping plate (205), the top end of the clamping plate (205) is provided with an inserting rod, the clamping plate (205) is arranged on the side surface of the supporting plate (203), the inserting rod at the top end of the clamping plate (205) penetrates through an opening on the side surface of the top of the supporting plate (203) to be inserted into an opening on the side surface of the fixed plate (204), the bottom end of the clamping plate (205) is arranged on the outer side of the rotating rod (202), and the clamping plate (205) is connected with the side surface of the vertical groove (201) through a spring;
the inner end of the cross rod (206) penetrates through an opening on the side surface of the vertical plate (2) to be inserted into the inner side of the rotating rod (202), and the inner end of the cross rod (206) penetrates through a slot on the side surface of the rotating rod (202) to be connected with the bottom of the clamping plate (205);
the inner side of the push plate (207) is arranged on the side surface of the vertical plate (2) through a spring, and the bottom of the inner side of the push plate (207) is connected with the outer end of the cross rod (206);
the slider (3) comprises:
the bottom end of the vertical rod (301) is inserted into an opening at the top of the sliding block (3); a transverse plate (302), wherein a bottom groove (303) is arranged at the bottom of the transverse plate (302);
the slider (3) further comprises:
a bottom groove (303), wherein the top end of the vertical rod (301) is arranged in the bottom groove (303); the top groove (304) is formed in the top of the transverse plate (302), and a plurality of grooves are formed in the side face of the top groove (304);
the slider (3) further comprises:
a pressing plate (305), wherein the pressing plate (305) is arranged on the side surface of the top groove (304) through a spring;
the positioning plate (306), the inner end of the positioning plate (306) is arranged at the groove on the side surface of the top groove (304), and the side end of the positioning plate (306) is provided with a pressing plate (305);
the specific use mode of the surgical instrument is as follows: when an acetabular surgery is performed, firstly, the diameter of a main body (1) is adjusted according to the requirement, the main body (1) is placed in peripheral tissues, a push plate (207) is pushed by a single hand to move by the side hand of a vertical plate (2), a cross rod (206) is pushed by the push plate (207) to move inwards, the inserted rod at the top side of a clamping plate (205) leaves an opening at the side of a fixed plate (204), two support plates (203) are adjusted at different angles through rotating shafts, the clamping plate (205) is driven to move synchronously by rotating the support plates (203), the diameter of the main body (1) is in a proper size, the hand push plate (207) is released to lose pressure, the inserted rod at the top side of the clamping plate (205) is pushed by the action of a spring to be inserted into the opening at the side of the fixed plate (204), the positions of the two support plates (203) are fixed, the vertical plate (2) drives the two push rods (101) to move to adjust the diameter of the main body (1), the height of the sliding plate (102) can be inserted into a certain depth of the peripheral tissues, the diameter of the main body (1) is expanded to drive the two positions (102) to move outwards, the left plate (102) and the right plate (105) and the sliding plate (105) are required to move along with the two ends of the sliding plates (104) to be positioned at two ends of the two sides of the sliding plates (104) to be positioned at the two ends of the peripheral sockets (304), the positioning plate (306) fixes the position of the surgical instrument, prevents the sight of medical staff from being influenced, and the diameter of the main body (1) is reduced by outwards moving the deflector rod (101) so as to be convenient for taking out the main body (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111322407.2A CN113974720B (en) | 2021-11-09 | 2021-11-09 | Surgical instrument for exposing acetabulum |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111322407.2A CN113974720B (en) | 2021-11-09 | 2021-11-09 | Surgical instrument for exposing acetabulum |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN113974720A CN113974720A (en) | 2022-01-28 |
| CN113974720B true CN113974720B (en) | 2023-06-23 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202111322407.2A Active CN113974720B (en) | 2021-11-09 | 2021-11-09 | Surgical instrument for exposing acetabulum |
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| CN (1) | CN113974720B (en) |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
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