CN213217278U

CN213217278U - Legal medical expert is electronic rib bone scissors for autopsy

Info

Publication number: CN213217278U
Application number: CN202020925158.0U
Authority: CN
Inventors: 赵锐; 王林林; 官大威; 董雯雯; 张淼
Original assignee: China Medical University
Current assignee: China Medical University
Priority date: 2020-05-28
Filing date: 2020-05-28
Publication date: 2021-05-18
Anticipated expiration: 2030-05-28

Abstract

The utility model relates to an autopsy technical field discloses an electronic rib scissors is used in autopsy of legal medical expert, dissects the simple operation nature of cutting with the rib in order to improve legal medical expert to the autopsy, and the middle part position department of round pin axle is fixed with the drive arm, and the rear side position department of round pin axle is fixed with the transmission worm wheel, and the end fixing of drive motor has the transmission worm, and the bottom mounting of drive arm has the cutting tool, and the opposite side of location grillage is located middle part position department and is fixed with handheld mechanism. The utility model discloses a ratchet and the directional meshing of pawl in the handheld device, the legal medical expert of can being convenient for adjusts the cut-off angle that rib cut, and then can be convenient for legal medical expert dissects the work to the corpse, improves the nimble usability that rib cut simultaneously, and the symmetry that drives cutting off tool through driving motor has rotated, has replaced the form that traditional artifical manual formula cut off, has reduced legal medical expert's intensity of labour, has improved legal medical expert's autopsy efficiency.

Description

Legal medical expert is electronic rib bone scissors for autopsy

Technical Field

The utility model relates to an autopsy technical field specifically is an electronic rib scissors is used in autopsy of legal medical expert.

Background

Necropsy refers to a medical means for examining dead organisms to find out the cause of death, the necropsy observes pathological changes of organs of the dead before birth, scientific analysis and inference are carried out, diagnosis conforming to actual pathological anatomy is obtained, a theoretical basis is provided for disease diagnosis, and rib scissors are needed to dissect the dead bodies in the process of necropsy by forensics.

However, rib scissors for medicolegal autopsy in the market at present have some shortcomings, and most of the traditional rib scissors are manual type pliers, so that the labor intensity of medicolegal personnel is easily increased, and the rib scissors are inconvenient to control in the autopsy process. Accordingly, one skilled in the art provides an electric rib shear for legal medical autopsy to solve the problems set forth in the background art.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a legal medical expert is electronic rib bone scissors for autopsy to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: the electric rib shear for legal medical expert autopsy comprises a positioning plate frame, wherein pin shafts are symmetrically arranged at positions, located at two ends, of the inner side of the positioning plate frame, a transmission motor is fixed above the positioning plate frame, a transmission arm is fixed at the middle position of each pin shaft, a transmission worm wheel is fixed at the rear position of each pin shaft, a transmission worm is fixed at the end of each transmission motor, a cutting tool is fixed at the bottom end of each transmission arm, a handrail frame is fixed at the position, located at the end part, of one side of the positioning plate frame, and a handheld mechanism is fixed at the position, located at the middle position, of the other side of the positioning plate frame; handheld mechanism is including fixing the handle of holding of locating plate frame one side position department, the inboard of holding the handle is located top position department and rotates and be connected with the ratchet, both sides all are fixed with location branch around the ratchet, hold the handle through location branch and locating plate frame fixed connection, and the inboard of holding the handle is located middle part position department and is fixed with spacing slide bar, reset spring has been cup jointed in the outside of spacing slide bar, and the outside of spacing slide bar is located reset spring's top cover and has been connect spacing sliding sleeve, the top of spacing sliding sleeve is fixed with the push handle, and one side of spacing sliding sleeve is located bottom position department and is fixed with the pawl.

As a further aspect of the present invention: the upper surface of the operating handle is embedded with a limiting clamping groove, and the pushing handle is clamped with the operating handle to slide through the limiting clamping groove.

As a further aspect of the present invention: the inner diameters of the limiting sliding sleeve and the reset spring are matched with the outer diameter of the limiting sliding rod, and the limiting sliding sleeve elastically slides through the reset spring and the limiting sliding rod.

As a further aspect of the present invention: the teeth of the transmission worm wheel are meshed with the screw teeth of the transmission worm, and the transmission motor is rotatably connected with the transmission arm through the transmission worm and the transmission worm wheel.

As a further aspect of the present invention: the bottom of transmission arm is provided with the location buckle, the linking draw-in groove has been seted up on the top of cutting off the cutter, the block is cup jointed through location buckle and linking draw-in groove to transmission arm and cutting off the cutter.

As a further aspect of the present invention: the front surface of the positioning buckle is located at the middle position and penetrates through a screwing screw hole A, the inner side of the connecting clamping groove is located at the middle position and penetrates through a screwing screw hole B, the screwing screw hole A and the screwing screw hole B are the same in size, and the screwing screw hole A and the inner side of the screwing screw hole B are matched with positioning bolts.

Compared with the prior art, the beneficial effects of the utility model are that: the utility model discloses a ratchet and the directional meshing of pawl in the handheld device, the legal medical expert of can being convenient for adjusts the cut-off angle that rib cut, and then can be convenient for legal medical expert dissects the work to the corpse, improves the nimble usability that rib cut simultaneously, and the symmetry that drives cutting off tool through driving motor has rotated, has replaced the form that traditional artifical manual formula cut off, has reduced legal medical expert's intensity of labour, has improved legal medical expert's autopsy efficiency.

Drawings

Fig. 1 is a schematic structural diagram of an electric rib shear for legal medical expert autopsy.

Fig. 2 is a schematic structural diagram of the inner side of a positioning plate frame in an electric rib shear for legal medical expert autopsy.

Fig. 3 is a schematic structural diagram of a handheld mechanism in an electric rib shear for legal medical expert autopsy.

Fig. 4 is a schematic structural diagram of a cutting tool in an electric rib shear for legal medical expert autopsy.

In the figure: 1. positioning the plate frame; 2. a handrail frame; 3. a drive motor; 4. a drive worm gear; 5. a pin shaft; 6. a drive arm; 7. cutting off the cutter; 8. positioning the supporting rod; 9. a ratchet wheel; 10. a push handle; 11. a handle is operated; 12. a drive worm; 13. a pawl; 14. a limiting slide bar; 15. a limiting sliding sleeve; 16. a limiting clamping groove; 17. a return spring; 18. screwing the screw hole A; 19. positioning a buckle; 20. screwing the screw hole B; 21. connect the draw-in groove.

Detailed Description

Referring to fig. 1-4, in the embodiment of the present invention, an electric rib shear for legal medical expert autopsy comprises a positioning plate frame 1, pin shafts 5 are symmetrically arranged at two ends of the inner side of the positioning plate frame 1, a transmission motor 3 is fixed above the positioning plate frame 1, a transmission arm 6 is fixed at the middle position of the pin shaft 5, a transmission worm wheel 4 is fixed at the rear side position of the pin shaft 5, a transmission worm 12 is fixed at the end part of the transmission motor 3, teeth of the transmission worm wheel 4 are meshed with screw teeth of the transmission worm 12, the transmission motor 3 is rotationally connected with the transmission arm 6 through the transmission worm 12 and the transmission worm wheel 4, in the process of dissecting the corpse, the transmission motor 3 works to drive the transmission worm 12 to rotate, the transmission arm 6 is driven to symmetrically rotate by the meshing of the transmission worm wheel 4 and the transmission worm 12, so that the cutting tool 7 is closed, and the ribs of the corpse are cut off.

The bottom end of the transmission arm 6 is fixed with a cutting tool 7, the bottom end of the transmission arm 6 is provided with a positioning buckle 19, the top end of the cutting tool 7 is provided with a connecting clamping groove 21, the transmission arm 6 and the cutting tool 7 are in sleeve joint clamping with the connecting clamping groove 21 through the positioning buckle 19, the front surface of the positioning buckle 19 is provided with a screwing screw hole A18 in a penetrating way at the middle position, the inner side of the connecting clamping groove 21 is provided with a screwing screw hole B20 in a penetrating way at the middle position, the screwing screw hole A18 is the same as the screwing screw hole B20 in size, positioning bolts are matched with the inner sides of the screwing screw hole A18 and the screwing screw hole B20, when different cutting tools 7 are used for autopsy, the cutting tool 7 is clamped on the transmission arm 6 through the sleeve joint clamping of the positioning buckle 19 and the connecting clamping groove 21, and the cutting tool 7 is further screwed and fixed on the transmission arm 6 under the matching combination, the rib shear can be matched with cutting tools 7 of different types, and the flexibility and the usability of the rib shear are improved.

A handrail frame 2 is fixed at the position of the end part of one side of the positioning plate frame 1, a hand-held mechanism is fixed at the position of the middle part of the other side of the positioning plate frame 1, the hand-held mechanism comprises a handling handle 11 fixed at the position of one side of the positioning plate frame 1, a ratchet wheel 9 is rotatably connected at the position of the top end of the inner side of the handling handle 11, positioning support rods 8 are fixed at the front and back sides of the ratchet wheel 9, the handling handle 11 is fixedly connected with the positioning plate frame 1 through the positioning support rods 8, a limit slide rod 14 is fixed at the position of the middle part of the inner side of the handling handle 11, a return spring 17 is sleeved at the outer side of the limit slide rod 14, a limit slide sleeve 15 is sleeved at the top end of the return spring 17 at the outer side of the limit slide rod 14, a push handle 10 is fixed above the limit slide sleeve 15, a pawl 13 is fixed at the position of the, the push handle 10 is clamped with the operating handle 11 through the limit clamping groove 16 to slide, the inner diameters of the limit sliding sleeve 15 and the return spring 17 are matched with the outer diameter of the limit sliding rod 14, the limit sliding sleeve 15 and the limit sliding rod 14 elastically slide through the return spring 17, when a medic carries out autopsy work on a corpse, the medic holds the operating handle 11 by hand, the push handle 10 is pulled to slide in the limit clamping groove 16, the limit sliding sleeve 15 is synchronously pushed to slide on the limit sliding rod 14, the locking state of the ratchet 13 on the ratchet wheel 9 is released, then the ratchet wheel 9 rotates, the positioning support rod 8 is driven to rotate, the positioning plate frame 1 is synchronously driven to rotate up and down, the cutting angle of the cutting tool 7 is adjusted, after the adjustment is finished, the medic loosens the push handle 10, under the elastic return of the return spring 17, the ratchet 13 is pushed to the ratchet wheel 9 to form the locking state, and then the medic controls, the autopsy was performed.

The utility model discloses a theory of operation is: when a medic carries out the autopsy operation on a corpse, the medic holds the handle 11 by hand, the push handle 10 is broken to slide in the limit clamping groove 16, the limit sliding sleeve 15 is synchronously pushed to slide on the limit sliding rod 14, the locking state of the ratchet wheel 9 by the pawl 13 is released, then the ratchet wheel 9 rotates to drive the positioning support rod 8 to rotate, the positioning plate frame 1 is synchronously driven to rotate up and down, the cutting angle of the cutting knife 7 is adjusted, after the adjustment is finished, the medic loosens the push handle 10, under the elastic reset of the reset spring 17, the pawl 13 is pushed to the ratchet wheel 9 to form a locking state, then the medic controls the rib shear to carry out the autopsy operation on the corpse, in the autopsy operation process of the corpse, the transmission motor 3 operates to drive the transmission worm 12 to rotate, the transmission worm wheel 4 is meshed with the transmission worm 12 to drive the transmission arm 6 to symmetrically rotate to close the cutting knife 7, carry out the cutting-off processing to corpse rib, when using different cutting off tool 7 to carry out the corpse and dissect, through the positioning buckle 19 with link up the block of cup jointing of draw-in groove 21, with cutting off tool 7 block on driving arm 6, and then under the supporting combination of positioning bolt and twist screw hole, twist the cutting off tool 7 and fix at driving arm 6, make the rib shear can form a complete set the cutting off tool 7 of different models, improve the nimble usability of rib shear.

The above-mentioned, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. The utility model provides a legal medical expert is electronic rib scissors for autopsy, includes location grillage (1), its characterized in that, the inboard of location grillage (1) is located both ends position department symmetry and is provided with round pin axle (5), and the top of location grillage (1) is fixed with drive motor (3), the middle part position department of round pin axle (5) is fixed with drive arm (6), and the rear side position department of round pin axle (5) is fixed with transmission worm wheel (4), the end fixing of drive motor (3) has transmission worm (12), the bottom mounting of drive arm (6) has cutting tool (7), one side of location grillage (1) is located end position department and is fixed with handrail frame (2), and the opposite side of location grillage (1) is located middle part position department and is fixed with handheld mechanism; handheld mechanism holds handle (11) including fixing the operation of locating plate frame (1) one side position department, the inboard of holding handle (11) is located top position department and rotates and is connected with ratchet (9), both sides all are fixed with location branch (8) around ratchet (9), hold handle (11) and locating plate frame (1) fixed connection through location branch (8), and the inboard of holding handle (11) is located middle part position department and is fixed with spacing slide bar (14), reset spring (17) have been cup jointed in the outside of spacing slide bar (14), and the top that the outside of spacing slide bar (14) is located reset spring (17) has cup jointed spacing sliding sleeve (15), the top of spacing sliding sleeve (15) is fixed with push handle (10), and one side of spacing sliding sleeve (15) is located bottom position department and is fixed with pawl (13).

2. The electric rib shear for legal medical expert autopsy according to claim 1, characterized in that, the upper surface embedding of handling handle (11) is seted up spacing draw-in groove (16), push handle (10) through spacing draw-in groove (16) with handle (11) block slip.

3. The electric rib shear for legal medical expert autopsy according to claim 1, characterized in that, the internal diameter of spacing sliding sleeve (15) and reset spring (17) all matches with the external diameter of spacing slide bar (14), and spacing sliding sleeve (15) passes through reset spring (17) and spacing slide bar (14) elastic sliding.

4. The electric rib shear for legal medical expert autopsy according to claim 1, characterized in that, the tooth of transmission worm wheel (4) and the screw tooth of transmission worm (12) mesh each other, transmission motor (3) and driving arm (6) are through transmission worm (12) and transmission worm wheel (4) rotation connection.

5. The electric rib shear for legal medical expert autopsy according to claim 1, characterized in that, the bottom of transmission arm (6) is provided with location buckle (19), the top of cutting off cutter (7) is seted up and is linked up draw-in groove (21), transmission arm (6) and cutting off cutter (7) are through location buckle (19) and link up draw-in groove (21) cup joint the block.

6. The electric rib shear for legal medical expert autopsy according to claim 5, characterized in that, the front surface of location buckle (19) is located middle position and has run through and seted up screw A (18) of screwing together, the inboard of linking draw-in groove (21) is located middle position and has run through and seted up screw B (20) of screwing together, screw A (18) and the size of screw B (20) of screwing together are the same, and screw A (18) and the inboard of screw B (20) of screwing together all are supporting has a positioning bolt.