CN111920504A - Rib fracture fixing device for thoracic surgery - Google Patents
Rib fracture fixing device for thoracic surgery Download PDFInfo
- Publication number
- CN111920504A CN111920504A CN202010698837.3A CN202010698837A CN111920504A CN 111920504 A CN111920504 A CN 111920504A CN 202010698837 A CN202010698837 A CN 202010698837A CN 111920504 A CN111920504 A CN 111920504A
- Authority
- CN
- China
- Prior art keywords
- bone plate
- screw sleeve
- rectangular
- screw
- hole
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Withdrawn
Links
Images
Classifications
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B17/56—Surgical instruments or methods for treatment of bones or joints; Devices specially adapted therefor
- A61B17/58—Surgical instruments or methods for treatment of bones or joints; Devices specially adapted therefor for osteosynthesis, e.g. bone plates, screws, setting implements or the like
- A61B17/68—Internal fixation devices, including fasteners and spinal fixators, even if a part thereof projects from the skin
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B17/56—Surgical instruments or methods for treatment of bones or joints; Devices specially adapted therefor
- A61B17/58—Surgical instruments or methods for treatment of bones or joints; Devices specially adapted therefor for osteosynthesis, e.g. bone plates, screws, setting implements or the like
- A61B17/68—Internal fixation devices, including fasteners and spinal fixators, even if a part thereof projects from the skin
- A61B17/80—Cortical plates, i.e. bone plates; Instruments for holding or positioning cortical plates, or for compressing bones attached to cortical plates
- A61B17/8061—Cortical plates, i.e. bone plates; Instruments for holding or positioning cortical plates, or for compressing bones attached to cortical plates specially adapted for particular bones
- A61B17/8076—Cortical plates, i.e. bone plates; Instruments for holding or positioning cortical plates, or for compressing bones attached to cortical plates specially adapted for particular bones for the ribs or the sternum
Landscapes
- Health & Medical Sciences (AREA)
- Orthopedic Medicine & Surgery (AREA)
- Surgery (AREA)
- Life Sciences & Earth Sciences (AREA)
- Heart & Thoracic Surgery (AREA)
- Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
- Engineering & Computer Science (AREA)
- Biomedical Technology (AREA)
- Neurology (AREA)
- Medical Informatics (AREA)
- Molecular Biology (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Surgical Instruments (AREA)
Abstract
The invention relates to the field of medical instruments, in particular to a rib fracture fixing device for thoracic surgery, which comprises a left bone plate and a right bone plate, wherein oblong holes are formed in the middle parts of the left bone plate and the right bone plate, sliding grooves are formed in the side walls of the oblong holes, fixing screw sleeve assemblies are connected in the oblong holes in a sliding mode, each fixing screw sleeve assembly comprises a screw, a screw sleeve and a limiting block, the screw sleeve slides in the oblong holes and is in threaded fit with the screw, and sliding blocks in sliding fit with the sliding grooves are symmetrically arranged on the front and back of the outer side of the circumference of the screw sleeve; according to the invention, the screw sleeve can be aligned to the preformed hole by moving the screw sleeve, so that a screw can be conveniently and accurately driven into the preformed hole, the operation difficulty is reduced, meanwhile, the angle between the left bone plate and the right bone plate can be conveniently adjusted by clamping and matching the rectangular block and the rectangular hole and matching the guide rod and the guide hole, the matched titanium alloy steel plate does not need to be selected in time, and then the left bone plate and the right bone plate are sequentially and respectively fixed on the rib, so that the rapid fixation of the rib is realized.
Description
Technical Field
The invention relates to the field of medical instruments, in particular to a rib fracture fixing device for thoracic surgery.
Background
The rib fracture is caused by external violence, when direct violence acts on the chest, the rib fracture occurs at the positions frequently impacted, the fracture ends are broken inwards, meanwhile, the internal organs in the chest cause injury, when indirect violence acts on the chest, for example, the chest is squeezed violence, the rib fracture occurs at the positions beyond the violent action points, the fracture ends are outwards, the soft tissues of the chest wall are easily damaged, and the chest hematoma is generated.
At present, the thoracic wall floats, the mediastinum swings or the blood oxygen continuously drops, and the fracture part of the rib is usually fixed by adopting a titanium alloy steel plate, so that the completeness and the volume of the thorax can be restored; however, the rib fracture parts with different curvatures need to adopt titanium alloy steel plates with different models, namely, titanium alloy steel plates with different curvatures are selected, so that time is needed to select and match the required titanium alloy steel plates, time and labor are wasted, meanwhile, the titanium alloy steel plates are generally provided with two groups of fixed screw holes, doctors need to accurately correspond the screw holes to the reserved holes on the ribs, and operation difficulty is increased.
Disclosure of Invention
Solves the technical problem
Aiming at the defects in the prior art, the invention provides a rib fracture fixing device for thoracic surgery, which can effectively solve the problems that in the prior art, the fracture part of the rib with different curvatures needs to adopt titanium alloy steel plates with different types, namely, the titanium alloy steel plates with different curvatures need to be selected, so that the required titanium alloy steel plate needs to be selected and matched with the titanium alloy steel plate in a time-consuming manner, time and labor are wasted, meanwhile, the titanium alloy steel plate is usually provided with two groups of fixed screw holes, and doctors need to accurately correspond the screw holes to reserved holes on the rib, so that the operation difficulty is increased.
Technical scheme
In order to achieve the purpose, the invention is realized by the following technical scheme:
a rib fracture fixing device for thoracic surgery comprises a left bone plate and a right bone plate, wherein oblong holes are formed in the middle parts of the left bone plate and the right bone plate, sliding grooves are formed in the side walls of the oblong holes, fixing screw sleeve assemblies are connected in the oblong holes in a sliding mode, each fixing screw sleeve assembly comprises a screw, a screw sleeve and a limiting block, the screw sleeves slide in the oblong holes and are in threaded fit with the screw, sliding blocks in sliding fit with the sliding grooves are symmetrically arranged on the front and back of the outer side of the circumference of the screw sleeve, through holes in clearance fit with the limiting blocks are formed in the front and back of the middle part of the screw sleeve, one ends of the through holes, close to the sliding grooves, extend to the outer sides of the sliding blocks respectively, through holes can penetrate through the opposite ends of the limiting blocks, a guide rod is arranged on the upper side of the right end part of the left bone plate, the guide hole has been seted up at the rectangular channel middle part, and the joint has the rectangle fastener in the rectangular channel, and rectangle fastener bottom side middle part is provided with the rectangle piece with rectangular hole clearance fit, and the guide hole is passed to the guide arm upper end.
Furthermore, the top end of the screw is provided with a fixing cap, and the upper side of the fixing cap is provided with a cross groove, so that the screw can be rotated spirally.
Furthermore, the spout inside wall all is provided with the rack, and is two sets of the stopper end dorsad all is provided with the tooth with rack toothing, through the meshing of tooth and rack, realizes the fixed connection of stopper and spout, and then improves the stability of being connected of stopper and spout.
Furthermore, two sets of the stopper is all provided with the taper slope portion to the side in opposite directions, is convenient for the screw bottom extrusion stopper to remove to the spout direction.
Furthermore, the rectangular groove is internally and uniformly provided with clamping holes, the position of the bottom side of the rectangular clamping piece deviated from the rectangular block is uniformly provided with a clamping buckle matched with the clamping hole in a clamping way, and the rectangular clamping piece is clamped in the rectangular groove through the clamping matching of the clamping hole and the clamping buckle.
Advantageous effects
Compared with the known public technology, the technical scheme provided by the invention has the following beneficial effects:
according to the invention, the screw sleeve can be aligned to the preformed hole by moving the screw sleeve, so that a screw can be conveniently and accurately driven into the preformed hole, the operation difficulty is reduced, meanwhile, the angle between the left bone plate and the right bone plate can be conveniently adjusted by clamping and matching the rectangular block and the rectangular hole and matching the guide rod and the guide hole, the matched titanium alloy steel plate does not need to be selected in time, and then the left bone plate and the right bone plate are sequentially and respectively fixed on the rib, so that the rapid fixation of the rib is realized.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below. It is obvious that the drawings in the following description are only some embodiments of the invention, and that for a person skilled in the art, other drawings can be derived from them without inventive effort.
FIG. 1 is a schematic top-side view of the present invention;
FIG. 2 is a schematic view of the present invention showing a bottom view and a side view;
FIG. 3 is a schematic diagram of the structure A-A' of the present invention;
FIG. 4 is a schematic view of the structure of B-B' of the present invention;
FIG. 5 is a schematic view of the left bone plate of the present invention;
FIG. 6 is a schematic diagram of a right bone plate structure according to the present invention;
FIG. 7 is a schematic view of a portion of the retaining nut assembly of the present invention;
FIG. 8 is a schematic view of a rectangular card member of the present invention;
the reference numerals in the drawings denote: 1-left bone plate; 2-the right bone plate; 3-oblong holes; 4-a chute; 5-a screw; 6-thread insert; 7-a limiting block; 8-a slide block; 9-a guide rod; 10-a rectangular hole; 11-a rectangular groove; 12-a guide hole; 13-rectangular fastener; 14-a rectangular block; 15-a cross groove; 16-teeth; 17-a snap hole; 18-snap fastener.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention. It is to be understood that the embodiments described are only a few embodiments of the present invention, and not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
The present invention will be further described with reference to the following examples.
Examples
The rib fracture fixing device for thoracic surgery of the embodiment is as follows, referring to fig. 1-8: comprises a left bone plate 1 and a right bone plate 2, wherein the middle parts of the left bone plate 1 and the right bone plate 2 are respectively provided with an oblong hole 3, the inner side wall of the oblong hole 3 is respectively provided with a sliding groove 4, the inside of the oblong hole 3 is respectively connected with a fixed screw sleeve component in a sliding way, the fixed screw sleeve components respectively comprise a screw 5, a screw sleeve 6 which slides in the oblong hole 3 and is in threaded fit with the screw 5 and a limiting block 7, the front and back of the outer side of the circumference of the screw sleeve 6 are symmetrically provided with a sliding block 8 in sliding fit with the sliding groove 4, the front and back of the middle part of the screw sleeve 6 are respectively provided with a through hole in clearance fit with the limiting block 7, one end of the through hole close to the sliding groove 4 respectively extends to the outer side of the sliding block 8, the back ends of the two groups of the limiting blocks 7 can penetrate through the through hole, the upper side of the, a guide hole 12 is formed in the middle of the rectangular groove 11, a rectangular clamping piece 13 is clamped in the rectangular groove 11, a rectangular block 14 in clearance fit with the rectangular hole 10 is arranged in the middle of the bottom side of the rectangular clamping piece 13, and the upper end of the guide rod 9 penetrates through the guide hole 12.
Wherein, the top end of the screw 5 is provided with a fixing cap, and the upper side of the fixing cap is provided with a cross groove 15, which is convenient for spirally rotating the screw 5.
Wherein, 4 inside walls of spout all are provided with the rack, and two sets of stoppers 7 are held all to be provided with the tooth 16 with rack toothing dorsad, through the meshing of tooth 16 and rack, realize stopper 7 and spout 4's fixed connection, and then improve stopper 7 and spout 4's stability of being connected.
Wherein, two sets of stoppers 7 are all provided with the awl slope portion in the side in opposite directions, and 5 bottom extrusion stoppers 7 of screw of being convenient for move to 4 directions of spout.
Wherein, evenly seted up buckle hole 17 in the rectangular channel 11, the skew rectangular block 14 department in rectangle fastener 13 bottom side evenly is provided with buckle hole 17 joint complex buckle 18, through the joint cooperation of buckle hole 17 with buckle 18, realizes rectangle fastener 13 joint in rectangular channel 11.
When in use, the guide rod 9 penetrates through the guide hole 12, the angle between the left bone plate 1 and the right bone plate 2 is adjusted according to the bending degree of the rib at the fracture part, the rectangular clamping piece 13 is clamped in the rectangular groove 11, the rectangular block 14 is clamped in the rectangular hole 10, the rectangular clamping piece 13 is clamped with the rectangular groove 11 to realize the fixed connection of the rectangular clamping piece 13 and the right bone plate 2, the limitation between the left bone plate 1 and the right bone plate 2 is realized through the clamping and matching of the rectangular block 14 and the rectangular hole 10, then two proper reserved holes are drilled at the rib at the fracture part, the left bone plate 1 is firstly placed at the proper reserved hole, the screw sleeve 6 can slide at the moment, so that the screw sleeve 6 is aligned with the reserved hole, the screw 5 is conveniently and accurately aligned with the reserved hole, then the screw 5 is screwed into the reserved hole from the upper side of the screw sleeve 6, when the screw 5 is screwed downwards in the screw sleeve 6, the tail section of the screw 5 is firstly contacted with the tapered part of the limiting block 7, then, the middle section of the screw 5 contacts with the side wall of the limit block 7 at the side far away from the teeth 16, and presses the limit block 7 to move towards the direction close to the teeth 16, so that the teeth 16 are meshed with the rack, thereby realizing the fixed connection of the screw sleeve 6 in the oblong hole 3, so that the screw sleeve 6 cannot move along the oblong hole 3, realizing the fixed connection of the screw sleeve 6 and the left bone plate 1, further realizing the fixed connection of the screw 6 and the left bone plate 1, thereby fixing the left bone plate 1 on the rib, then clamping the rectangular block 14 of the right bone plate 2 on the rectangular hole 10 of the left bone plate 1 according to the previously adjusted angle, sliding the screw sleeve 6 on the right bone plate 2, so that the screw sleeve 6 is aligned with the other set of reserved holes, then penetrating the screw 5 through the screw sleeve 6 and the other set of reserved holes, thereby realizing the fixed connection of the right bone plate 2 and the clamping fit of the rectangular block 14 and the rectangular hole 10, the relative fixation of the left bone plate 1 and the right bone plate 2 is realized.
The device not only the accessible removes swivel nut 6 for swivel nut 6 aims at the preformed hole, thereby be convenient for during screw 5 accurately nails the preformed hole, reduce the operation degree of difficulty, simultaneously through the joint cooperation of rectangular block 14 with rectangular hole 10, and through the cooperation of guide arm 9 with guide hole 12, be convenient for adjust the angle between left hone lamella 1 and the right hone lamella 2, need not spend the titanium alloy steel sheet that the time selection matches, later fix left hone lamella 1 and right hone lamella 2 respectively on the rib in proper order again, realize the quick fixed of rib.
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; such modifications and substitutions do not depart from the spirit and scope of the corresponding technical solutions.
Claims (5)
1. A thoracic surgical rib fracture fixation device, characterized in that: the bone plate comprises a left bone plate (1) and a right bone plate (2), wherein the middle parts of the left bone plate (1) and the right bone plate (2) are respectively provided with an oblong hole (3), the inner side wall of the oblong hole (3) is respectively provided with a sliding chute (4), the inner side wall of the oblong hole (3) is respectively connected with a fixed screw sleeve component in a sliding manner, the fixed screw sleeve components respectively comprise a screw (5), a screw sleeve (6) which slides in the oblong hole (3) and is in threaded fit with the screw (5) and a limiting block (7), the front and the back of the circumference outer side of the screw sleeve (6) are symmetrically provided with sliding blocks (8) in sliding fit with the sliding chutes (4), the front and the back of the middle part of the screw sleeve (6) are respectively provided with through holes in clearance fit with the limiting block (7), one ends of the through holes close to the sliding chutes (4) respectively extend to the outer sides of the sliding blocks (8), rectangular hole (10) have been seted up on guide arm (9) top, and rectangular hole (10) lower extreme extends to left hone lamella (1) right-hand member bottom side, rectangular channel (11) have been seted up to right side hone lamella (2) left end portion upside, and guide hole (12) have been seted up in rectangular channel (11) middle part, and has blocked rectangle fastener (13) in rectangular channel (11), and rectangle fastener (13) bottom side middle part is provided with rectangular block (14) with rectangular hole (10) clearance fit, and guide hole (12) are passed to guide arm (9) upper end.
2. The thoracic surgery rib fracture fixation device of claim 1, wherein the top end of the screw (5) is provided with a fixation cap, and the upper side of the fixation cap is provided with a cross-shaped groove (15).
3. The rib fracture fixation device for thoracic surgery department of claim 1, wherein the inner side wall of the sliding groove (4) is provided with a rack, and the back ends of the two groups of limiting blocks (7) are provided with teeth (16) meshed with the rack.
4. The rib fracture fixation device for thoracic surgery as recited in claim 1, wherein the two sets of stoppers (7) are provided with tapered slopes on opposite sides.
5. The rib fracture fixation device for thoracic surgery department according to claim 1, wherein the rectangular groove (11) is provided with snap holes (17) uniformly, and the bottom side of the rectangular clip (13) deviating from the rectangular block (14) is provided with snap fasteners (18) which are in snap fit with the snap holes (17) uniformly.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010698837.3A CN111920504A (en) | 2020-07-20 | 2020-07-20 | Rib fracture fixing device for thoracic surgery |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010698837.3A CN111920504A (en) | 2020-07-20 | 2020-07-20 | Rib fracture fixing device for thoracic surgery |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN111920504A true CN111920504A (en) | 2020-11-13 |
Family
ID=73312654
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010698837.3A Withdrawn CN111920504A (en) | 2020-07-20 | 2020-07-20 | Rib fracture fixing device for thoracic surgery |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN111920504A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113397682A (en) * | 2021-07-28 | 2021-09-17 | 中国人民解放军空军军医大学 | Oblique lateral lumbar interbody fusion side way fixing system that resets |
| CN114848121A (en) * | 2022-05-12 | 2022-08-05 | 中国人民解放军总医院第四医学中心 | Hip fracture fixing device with triangular mechanical stable form and adjustable supporting structure |
-
2020
- 2020-07-20 CN CN202010698837.3A patent/CN111920504A/en not_active Withdrawn
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113397682A (en) * | 2021-07-28 | 2021-09-17 | 中国人民解放军空军军医大学 | Oblique lateral lumbar interbody fusion side way fixing system that resets |
| CN113397682B (en) * | 2021-07-28 | 2022-06-24 | 中国人民解放军空军军医大学 | Oblique lateral lumbar interbody fusion lateral reduction fixing system |
| CN114848121A (en) * | 2022-05-12 | 2022-08-05 | 中国人民解放军总医院第四医学中心 | Hip fracture fixing device with triangular mechanical stable form and adjustable supporting structure |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US11779382B2 (en) | Alignment guide apparatus, methods and systems | |
| CN104349729B (en) | Bone fixation member system and application method | |
| CN111920504A (en) | Rib fracture fixing device for thoracic surgery | |
| US9474553B2 (en) | Caps for implants, implant assemblies, and methods of use | |
| US20110264148A1 (en) | Orthopedic implant in the form of a plate to be fixed between two bone parts | |
| EP2884925B1 (en) | Bone plate suture anchor | |
| US11801063B2 (en) | Flexible guide for application of bone plates | |
| US11992251B2 (en) | Clavicle segmental plate system | |
| CA2951656C (en) | Anterolateral calcaneal plate | |
| US20130006246A1 (en) | Distal Radius Plate | |
| WO2018021987A1 (en) | Permanent implant used in orthopedic surgical operations | |
| CN209826835U (en) | Knee joint collateral ligament insertion fixer | |
| US7914531B1 (en) | Bone fixation system and methods | |
| RU2476180C2 (en) | Device for osteosynthesis of bone fractures | |
| CN111714196B (en) | Auxiliary fixing plate, fixing plate assembly and clamping and positioning device | |
| CN211325504U (en) | Proximal tibia lateral special-shaped block | |
| CN104873257B (en) | Spinous process fixation device | |
| CN109528281A (en) | Distal fibular c-type fracture band flank locks synthetism structure | |
| US11925395B1 (en) | Augmented spanning fixation bone plate assembly | |
| US11707307B2 (en) | Systems and methods for treating rib fractures and osteotomies using implantation | |
| CN218420003U (en) | Kirschner wire kit with pressurizing function | |
| US20240268840A1 (en) | Guide for joint fusion compression using plates | |
| CN215228315U (en) | Guide fixing system for orthopedic surgery | |
| CN210408569U (en) | Clavicle minimally invasive plate open circuit restorer | |
| CN211484860U (en) | Locking screw |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| WW01 | Invention patent application withdrawn after publication | ||
| WW01 | Invention patent application withdrawn after publication |
Application publication date: 20201113 |