A novel detachable human bone specimen fixing device and its application

Abstract

A novel detachable human bone specimen fixing device, including a head fixing device, an anterior longitudinal ligament fixing device, a shoulder fixing device, a pelvis fixing device, a sternum fixing device, an elbow joint fixing device, a hand fixing device, a knee joint fixing device and a foot fixing device. The present invention is applied in medical teaching. During the teaching process, teachers can independently and conveniently disassemble and install any bone from the human bone specimen fixing device for three-dimensional teaching display, which can more effectively and comprehensively display the morphological characteristics of each bone and the connection relationship with the surrounding bones, facilitating students to learn relevant knowledge, and significantly improving the teaching efficiency and the utilization rate of specimens.

Description

Technical Field

[0001] The present invention belongs to the technical field of medical teaching equipment, and particularly relates to a novel detachable human bone specimen fixing device and its application. Background Art

[0002] Fixing human bone specimens is of great significance in medical teaching. Fixing the whole bones for teaching is a common method in medical teaching. As is well known, there are 206 bones in the human body. Therefore, in medical teaching, the 206 bones need to be fixed in their original positions in the human body first. So far, the existing human bone fixing devices cannot achieve freely taking and placing the bones while ensuring that the bone specimens are not damaged. The current method of fixing human bones is to perforate the bones and connect them with metal wires, which will cause damage to the bone specimens, disrespect for the donors of the specimens, and this fixing method is a traditional way of fixing the whole bones, and the 206 bones cannot be taken out separately for detailed study. Most of the current fixing methods are cumbersome and unethical, and cannot carry out highly efficient medical teaching. Summary of the Invention

[0003] The purpose of the present invention is to provide a novel detachable human bone specimen fixing device for the deficiencies of the prior art.

[0004] The purpose of the present invention is realized by the following technical solutions.

[0005] A novel detachable human bone specimen fixing device, comprising a head fixing device 3, an anterior longitudinal ligament fixing device 4, a shoulder fixing device 5, a pelvis fixing device 6, a sternum fixing device 7, an elbow joint fixing device 8, a hand fixing device 9, a knee joint fixing device 10 and a foot fixing device 11; the head fixing device 3 includes an occipital and temporal bone supporting groove 31 and a mandible supporting groove 32 which are connected to each other, the occipital and temporal bone supporting groove 31 is connected to an atlanto-occipital fixing groove 43, and a fixing hook 33 is arranged outside the occipital and temporal bone supporting groove 31; the anterior longitudinal ligament fixing device 4 includes an atlanto-occipital fixing groove 43, a hyoid bone tray 44, an artificial intervertebral disc-like card slot 41 and a vertebral body U-shaped card slot 42 which are connected in sequence from top to bottom, and the anterior longitudinal ligament fixing device 4 further includes a left rib supporting groove 45 and a right costovertebral joint slot 46; the shoulder fixing device 5 includes an infraglenoid tubercle fixing groove 51, a humeral head fixing groove 52, a clavicle acromial end slot 53, a scapular inferior angle supporting groove 54 and a shoulder joint strengthening fixator 55, the anterior longitudinal ligament fixing device 4 is connected to the shoulder joint strengthening fixator 55, the shoulder joint strengthening fixator 55 is connected to the clavicle acromial end slot 53, the front of the clavicle acromial end slot 53 is connected to the humeral head fixing groove 52, and the back of the clavicle acromial end slot 53 is sequentially connected to the infraglenoid tubercle fixing groove 51 and the scapular inferior angle supporting groove 54; the pelvis fixing device 6 includes a subpubic branch supporting bottom type fixator 61, an anterior superior iliac spine extending fixing buckle 62, a femoral head slot 63 and a greater trochanter of femur fixing groove 64; the sternum fixing device 7 includes a right costal cartilage fixing groove 74, a clavicle sternal end slot 71, a left costal cartilage fixing groove 72 and a left floating rib fixator 73; the elbow joint fixing device 8 includes a lower end of humerus fixing groove 81, a radial head fixing groove 83 and an ulna fixing groove 82 which are connected in sequence; the hand fixing device 9 includes a lower end of radius fixing groove 91, an ulnar head fixing groove 92, a carpal bone fixing groove 93, a metacarpal bone fixing groove 94 and a phalanx fixing groove 95 which are connected in sequence; the knee joint fixing device 10 includes a lower end of femur fixing groove 101, a patella fixator 104, an upper end of tibia fixing groove 102 and an upper end of fibula fixing groove 103 which are connected in sequence; the foot fixing device 11 includes a lower end of tibia fixing groove 111, a lower end of fibula fixing groove 112, a calcaneus slot 113 and a foot bone fixing groove 114.

[0006] Preferably, the fixing groove 81 includes an anterior lower end of humerus fixing groove 811 and a posterior lower end of humerus fixing groove 812, the ulna fixing groove 82 includes an anterior upper end of ulna fixing groove 821 and a posterior upper end of ulna fixing groove 822, and the radial head fixing groove 83 includes an anterior radial head fixing groove 831 and a posterior radial head fixing groove 832.

[0007] Preferably, the lower end of the radius fixing groove 91 includes a posterior lower end of the radius fixing groove 911 and an anterior lower end of the radius fixing groove 912. The ulnar head fixing groove 92 includes a posterior ulnar head fixing groove 921 and an anterior ulnar head fixing groove 922. The carpal bone fixing groove 93 is connected to the metacarpal bone fixing groove 94 through a partition bar 90, and the metacarpal bone fixing groove 94 is connected to the phalanx fixing groove 95 through a partition bar 90.

[0008] Preferably, the patella fixator 104 is of a card slot type structure.

[0009] Preferably, it further includes a support frame 2. The upper end of the support frame 2 is connected to the annular fixing frame 23 through a connecting rod 22. The support frame 2 is provided with a buckle 21. The support frame 2 is connected to the support table 1 through a bottom connecting rod 24, and the bottom of the support table 1 is provided with brake type universal wheels.

[0010] Preferably, the head fixing device 3 is of a wrapped support structure, and the foot fixing device 11 is of a three-way structure.

[0011] Another object of the present invention is to apply the above-mentioned novel detachable human bone specimen fixing device to medical teaching.

[0012] Advantages of the present invention:

[0013] When the present invention is applied to medical teaching, teachers can independently and conveniently disassemble and install any bone from the human bone specimen fixing device during the teaching process for three-dimensional teaching display, which can more effectively and comprehensively display the morphological characteristics of each bone and the connection relationship with the surrounding bones, facilitating students to learn relevant knowledge and significantly improving the teaching efficiency and the utilization rate of the specimen. Description of the Drawings

[0014] Figure 1 It is a schematic diagram of the overall structure of the present invention;

[0015] Figure 2 It is a front view when the present invention fixes the human bone;

[0016] Figure 3 It is a rear view when the present invention fixes the human bone;

[0017] Figure 4 It is a front view of the head fixing device of the present invention;

[0018] Figure 5 It is a right view of the head fixing device of the present invention;

[0019] Figure 6 It is a usage state diagram of the anterior longitudinal ligament fixing device of the present invention;

[0020] Figure 7 It is a partial view of the costovertebral joint of the anterior longitudinal ligament fixing device of the present invention;

[0021] Figure 8 Front view of the shoulder fixation device of the present invention in use;

[0022] Figure 9 Back view of the shoulder fixation device of the present invention in use;

[0023] Figure 10 Front view of the pelvic fixation device of the present invention in use;

[0024] Figure 11 Back view of the pelvic fixation device of the present invention in use;

[0025] Figure 12 Side view of the pelvic fixation device of the present invention in use;

[0026] Figure 13 Use state diagram of the sternum fixation device of the present invention;

[0027] Figure 14 Front view of the elbow joint fixation device of the present invention;

[0028] Figure 15 Rear view of the elbow joint fixation device of the present invention;

[0029] Figure 16 Front view of the hand fixation device of the present invention;

[0030] Figure 17 Rear view of the hand fixation device of the present invention;

[0031] Figure 18 Front view of the knee joint fixation device of the present invention;

[0032] Figure 19 Right view of the knee joint fixation device of the present invention;

[0033] Figure 20 Rear view of the knee joint fixation device of the present invention;

[0034] Figure 21 Left view of the foot fixation device of the present invention;

[0035] Figure 22 Use state diagram of the foot fixation device of the present invention;

[0036] In the figure, 1 - supporting platform, 2 - support frame device, 21 - buckle, 22 - connecting rod, 23 - annular fixing frame, 24 - bottom connecting rod, 3 - head fixing device, 31 - occipital and temporal bone supporting groove, 32 - open mandible supporting groove, 33 - fixing hook, 4 - anterior longitudinal ligament fixing device, 41 - disc-like card slot, 42 - vertebral body U-shaped card slot, 43 - atlanto-occipital fixing groove, 44 - hyoid bone tray, 45 - left rib supporting groove, 46 - right costovertebral joint slot, 5 - shoulder fixing device, 51 - subglenoid tubercle fixing groove, 52 - humeral head fixing groove, 53 - clavicular acromial end slot, 54 - inferior angle of scapula supporting groove, 55 - shoulder joint strengthening fixator, 6 - pelvis fixing device, 61 - subpubic branch supporting bottom type fixator, 62 - anterior superior iliac spine extension fixing buckle, 63 - femoral head slot, 64 - greater trochanter of femur fixing groove, 7 - sternum fixing device, 71 - clavicular sternal end slot, 72 - left costal cartilage fixing groove, 73 - left floating rib fixator, 74 - right costal cartilage fixing groove, 8 - elbow joint fixing device, 81 - lower end of humerus fixing groove, 811 - anterior fixing groove of lower end of humerus, 812 - posterior fixing groove of lower end of humerus, 82 - ulna fixing groove, 821 - anterior fixing groove of upper end of ulna, 822 - posterior fixing groove of upper end of ulna, 83 - radial head fixing groove, 831 - anterior fixing groove of radial head, 832 - posterior fixing groove of radial head, 9 - hand fixing device, 90 - partition strip, 91 - lower end of radius fixing groove, 911 - posterior fixing groove of lower end of radius, 912 - anterior fixing groove of lower end of radius, 92 - ulnar head fixing groove, 921 - posterior fixing groove of ulnar head, 922 - anterior fixing groove of ulnar head, 93 - carpal bone fixing groove, 94 - metacarpal bone fixing groove, 95 - phalanx fixing groove, 10 - knee joint fixing device, 101 - lower end of femur fixing groove, 102 - upper end of tibia fixing groove, 103 - upper end of fibula fixing groove, 104 - patella fixator, 11 - foot fixing device, 111 - lower end of tibia fixing groove, 112 - lower end of fibula fixing groove, 113 - calcaneus slot, 114 - foot bone fixing groove. Detailed implementation mode

[0037] The present invention will be further described below in conjunction with the accompanying drawings and embodiments. However, the accompanying drawings and embodiments do not limit the technical solution of the present invention. Any transformation based on the teachings of the present invention belongs to the protection scope of the present invention.

[0038] Embodiment 1

[0039] As Figures 1 to 21As shown in the figure, a new type of human bone specimen fixing device that can be disassembled and assembled independently includes a head fixing device 3, an anterior longitudinal ligament fixing device 4, a shoulder fixing device 5, a pelvis fixing device 6, a sternum fixing device 7, an elbow joint fixing device 8, a hand fixing device 9, a knee joint fixing device 10, and a foot fixing device 11; the head fixing device 3 includes an occipital and temporal bone supporting groove 31 and a mandible supporting groove 32 that are connected to each other, the mandible supporting groove 32 is connected to an atlanto-occipital fixing groove 43, and a fixing hook 33 is provided outside the occipital and temporal bone supporting groove 31; the anterior longitudinal ligament fixing device 4 includes an atlanto-occipital fixing groove 43, a hyoid bone tray 44, an artificial intervertebral disc-like card slot 41, and a vertebral body U-shaped card slot 42 that are connected in sequence from top to bottom, and the anterior longitudinal ligament fixing device 4 further includes a left rib supporting groove 45 and a right costovertebral joint slot 46; the shoulder fixing device 5 includes an infraglenoid tubercle fixing groove 51, a humeral head fixing groove 52, a clavicle acromial end slot 53, a scapular inferior angle supporting groove 54, and a shoulder joint strengthening fixator 55, the anterior longitudinal ligament fixing device 4 is connected to the shoulder joint strengthening fixator 55, the shoulder joint strengthening fixator 55 is connected to the clavicle acromial end slot 53, the front of the clavicle acromial end slot 53 is connected to the humeral head fixing groove 52, and the back of the clavicle acromial end slot 53 is connected to the infraglenoid tubercle fixing groove 51 and the scapular inferior angle supporting groove 54 in sequence; the pelvis fixing device 6 includes a subpubic branch supporting bottom type fixator 61, an anterior superior iliac spine extension fixing buckle 62, a femoral head slot 63, and a greater trochanter of femur fixing groove 64; the sternum fixing device 7 includes a right costal cartilage fixing groove 74, a clavicle sternal end slot 71, a left costal cartilage fixing groove 72, and a left floating rib fixator 73; the elbow joint fixing device 8 includes a lower end of humerus fixing groove 81, a radial head fixing groove 83, and an ulna fixing groove 82 that are connected in sequence; the hand fixing device 9 includes a lower end of radius fixing groove 91, an ulnar head fixing groove 92, a carpal bone fixing groove 93, a metacarpal bone fixing groove 94, and a phalanx fixing groove 95 that are connected in sequence; the knee joint fixing device 10 includes a lower end of femur fixing groove 101, a patella fixator 104, an upper end of tibia fixing groove 102, and an upper end of fibula fixing groove 103 that are connected in sequence; the foot fixing device 11 includes a lower end of tibia fixing groove 111, a lower end of fibula fixing groove 112, a calcaneus slot 113, and a foot bone fixing groove 114.

[0040] Example 2

[0041] Repeat Example 1, with the following differences: the fixing groove 81 includes an anterior lower end of humerus fixing groove 811 and a posterior lower end of humerus fixing groove 812, the ulna fixing groove 82 includes an anterior upper end of ulna fixing groove 821 and a posterior upper end of ulna fixing groove 822, and the radial head fixing groove 83 includes an anterior radial head fixing groove 831 and a posterior radial head fixing groove 832.

[0042] Example 3

[0043] Repeat Example 2, with the following differences: The lower end of the radius fixing groove 91 includes a posterior fixing groove 911 at the lower end of the radius and an anterior fixing groove 912 at the lower end of the radius. The ulnar head fixing groove 92 includes a posterior fixing groove 921 of the ulnar head and an anterior fixing groove 922 of the ulnar head. The carpal bone fixing groove 93 is connected to the metacarpal bone fixing groove 94 through a partition strip 90, and the metacarpal bone fixing groove 94 is connected to the phalanx fixing groove 95 through a partition strip 90.

[0044] Example 4

[0045] Repeat Example 3, with the following differences: The patella fixator 104 is a card slot type structure.

[0046] Example 5

[0047] Repeat Example 4, with the following differences: It further includes a support frame 2. The upper end of the support frame 2 is connected to a ring-shaped fixing frame 23 through a connecting rod 22. The support frame 2 is provided with a buckle 21. The support frame 2 is connected to a support table 1 through a bottom connecting rod 24. The bottom of the support table 1 is provided with brake universal wheels.

[0048] Example 6

[0049] Repeat Example 5, with the following differences: The head fixing device 3 is a wrapping and supporting structure, and the foot fixing device 11 is a three-way structure.

[0050] Apply a new type of detachable human bone specimen fixing device in any of the above embodiments to medical teaching.

[0051] During the teaching process, medical teachers can independently and conveniently disassemble and install any bone from the whole human skeleton for three-dimensional teaching display, which can more effectively and comprehensively display the morphological characteristics of each bone and the connection relationship with the surrounding bones, facilitating the learning of relevant knowledge.

Claims

1. Application of a new type of human bone specimen fixing device that can be independently disassembled and assembled, Characterized in that: The described detachable human skeleton specimen fixing device includes a head fixing device (3), an anterior longitudinal ligament fixing device (4), a shoulder fixing device (5), a pelvis fixing device (6), a sternum fixing device (7), an elbow joint fixing device (8), a hand fixing device (9), a knee joint fixing device (10), and a foot fixing device (11); the head fixing device (3) includes an occipital and temporal bone supporting groove (31) and a mandible supporting groove (32) that are connected to each other, the mandible supporting groove (32) is connected to an atlanto-occipital fixing groove (43), and a fixing hook (33) is provided outside the occipital and temporal bone supporting groove (31); the anterior longitudinal ligament fixing device (4) includes an atlanto-occipital fixing groove (43), a hyoid bone tray (44), an artificial intervertebral disc-like card slot (41), and a vertebral body U-shaped card slot (42) that are connected in sequence from top to bottom, and the anterior longitudinal ligament fixing device (4) further includes a left rib supporting groove (45) and a right costovertebral joint slot (46); the shoulder fixing device (5) includes an infraglenoid tubercle fixing groove (51), a humeral head fixing groove (52), a clavicular acromial end slot (53), a subscapular angle supporting groove (54), and a shoulder joint strengthening fixator (55), the anterior longitudinal ligament fixing device (4) is connected to the shoulder joint strengthening fixator (55), the shoulder joint strengthening fixator (55) is connected to the clavicular acromial end slot (53), the front of the clavicular acromial end slot (53) is connected to the humeral head fixing groove (52), and the back of the clavicular acromial end slot (53) is sequentially connected to the infraglenoid tubercle fixing groove (51) and the subscapular angle supporting groove (54); the pelvis fixing device (6) includes a subpubic ramus supporting bottom type fixator (61), an anterior superior iliac spine extending fixing buckle (62), a femoral head slot (63), and a greater trochanter of femur fixing groove (64) that are connected in sequence; the sternum fixing device (7) includes a right costal cartilage fixing groove (74), a clavicular sternal end slot (71), a left costal cartilage fixing groove (72), and a left floating rib fixator (73) that are connected in sequence; the elbow joint fixing device (8) includes a lower end of humerus fixing groove (81), a radial head fixing groove (83), and an ulna fixing groove (82) that are connected in sequence; the hand fixing device (9) includes a lower end of radius fixing groove (91), an ulnar head fixing groove (92), a carpal bone fixing groove (93), a metacarpal bone fixing groove (94), and a phalanx bone fixing groove (95) that are connected in sequence; the knee joint fixing device (10) includes a lower end of femur fixing groove (101), a patella fixator (104), an upper end of tibia fixing groove (102), and an upper end of fibula fixing groove (103) that are connected in sequence;The described foot fixing device (11) includes a lower tibia fixing groove (111), a lower fibula fixing groove (112), a calcaneus slot (113), and a foot bone fixing groove (114) connected in sequence. The lower humerus fixing groove (81) includes an anterior lower humerus fixing groove (811) and a posterior lower humerus fixing groove (812). The ulna fixing groove (82) includes an anterior upper ulna fixing groove (821) and a posterior upper ulna fixing groove (822). The radial head fixing groove (83) includes an anterior radial head fixing groove (831) and a posterior radial head fixing groove (832). The lower radius fixing groove (91) includes a posterior lower radius fixing groove (911) and an anterior lower radius fixing groove (912). The ulnar head fixing groove (92) includes a posterior ulnar head fixing groove (921) and an anterior ulnar head fixing groove (922). The carpal bone fixing groove (93) is connected to the metacarpal bone fixing groove (94) through a partition strip (90), and the metacarpal bone fixing groove (94) is connected to the phalanx fixing groove (95) through a partition strip (90). The patella fixator (104) is of a clamping groove structure. The detachable and assembled human bone specimen fixing device further includes a support frame (2). The upper end of the support frame (2) is connected to a circular fixing frame (23) through a connecting rod (22). The support frame (2) is provided with a buckle (21). The support frame (2) is connected to a support table (1) through a bottom connecting rod (24). The bottom of the support table (1) is provided with brake-type universal wheels. The head fixing device (3) is of a wrapped support structure. The foot fixing device (11) is of a three-way structure. The detachable and assembled human bone specimen fixing device is applied to medical teaching.;

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