Multifunctional bone scissors for forensic dissection
By designing the clamping and assisting components of multifunctional bone shears, the problems of inconvenience in cutting broken bones and difficulty in cutting hard bones in the existing technology are solved, and the effect of clamping broken bones is achieved during shearing and labor-saving shearing is improved, and forensics is improved Efficiency and convenience of anatomical operations.
Patent Information
- Application Number
- CN202420527794.6
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-03-19
- Publication Date
- 2025-01-03
- Estimated Expiration
- 2034-03-19
AI Technical Summary
The existing multi-functional bone scissors for forensic anatomy need to be cut first and then removed when cutting broken bones. This is less convenient and difficult to cut hard bones, which consumes a lot of effort and affects the anatomical energy.
A multifunctional bone shear including an upper shear handle and a lower shear handle is designed, connected by a gill shaft screw, combined with a clamping assembly and a booster assembly to clamp and push the block structure to achieve clamping and removal while cutting the broken bones. Bone is broken and a labor-saving lever is formed through the pulling blocks and threaded rods to easily cut hard bones.
It realizes convenient clamping and removal while cutting broken bones, reduces the fall of broken bones, saves effort to cut harder bones, and improves the efficiency and convenience of forensic anatomical operations.
Smart Images
Figure CN222285524U_ABST
Abstract
Description
Technical Field
[0001] The utility model relates to a multifunctional bone scissors for forensic dissection, belonging to the technical field of dissection bone scissors. Background Art
[0002] Bone scissors, also known as bone biting scissors, are medical tools used for trimming, such as cutting spinous processes and trimming bone grafting materials. Bone scissors are one of the common surgical tools, used to cut and trim bones and soft tissues, as well as cut off blood vessels and nerves. Autopsy, referred to as autopsy or autopsy, is a medical method of conducting a comprehensive and systematic forensic observation and dissection of the body of the deceased to determine the cause of death. During the autopsy, it is often necessary to cut the bones of the deceased to remove the internal organs of the deceased for testing. At this time, bone scissors are needed. A multifunctional bone scissors for forensic dissection is now provided.
[0003] For example, a bone scissors for dissection with publication number CN204600609U comprises a first grip, a second grip, a first movable block, a second movable block and a scissor blade, wherein the first movable block is connected to the second movable block via a connecting shaft, the first grip is connected to the first movable block, the second grip is connected to the second movable block, the first movable block is connected to the scissor blade via a first connecting rod, the second movable block is connected to the scissor blade via a second connecting rod, a first pressure plate is installed on the inner side of the first connecting rod, a second pressure plate is installed on the inner side of the second connecting rod, a tooth-like protrusion structure is provided on the inner side of the first pressure plate, and the inner side of the second pressure plate is a plane structure, an LED lamp and a power storage device are installed on the first movable block, the LED lamp is connected to the power storage device, and a reset spring is installed between the first grip and the second grip.
[0004] When performing an autopsy, a forensic doctor sometimes needs to cut and remove broken bones. However, when using the existing multifunctional bone scissors for forensic autopsy, the broken bones need to be cut first and then removed with tweezers, which is inconvenient and the broken bones are easy to fall into the body and affect the autopsy. In addition, the existing multifunctional bone scissors for forensic autopsy are difficult to cut when encountering harder bones. Even if they can be cut, it takes a lot of effort, which affects the energy of the forensic doctor.
[0005] In view of this, the present utility model is proposed. Utility Model Content
[0006] The purpose of the utility model is to provide a multifunctional bone scissors for forensic dissection in order to solve the above problems, which can remove the broken bones while cutting them and save labor.
[0007] The utility model achieves the above-mentioned purpose through the following technical scheme: a multifunctional bone scissors for forensic dissection, comprising an upper scissor handle and a lower scissor handle, the upper scissor handle and the lower scissor handle are rotatably connected by a gill axis screw, the front ends of the upper scissor handle and the lower scissor handle are respectively rotatably connected with an upper connecting block and a lower connecting block by the gill axis screw, the upper connecting block and the lower connecting block are rotatably connected by the gill axis screw, the front ends of the upper connecting block and the lower connecting block are respectively fixedly installed with an upper scissor head and a lower arrow, the upper scissor handle and the lower side of the lower scissor handle are fixedly installed with a support spring, one side of the lower part of the lower scissor handle is slidably installed with a clamping assembly for clamping and fixing broken bones, the clamping assembly comprises a sliding bottom block and a pushing block slidably installed on the sliding bottom block, the rear ends of the upper scissor handle and the lower scissor handle are slidably installed with a power-assisting assembly for assisting the upper scissor handle, the clamping assembly can clamp the broken bones while the utility model cuts the broken bones, and the power-assisting assembly can help the user cut harder bones.
[0008] Furthermore, a T-block is fixedly installed at the bottom end of the pushing block, a T-slot is opened at the top of the sliding bottom block, and the pushing block is slidably installed on the sliding bottom block through the T-block and the T-slot, and the pushing block slides on the sliding bottom block through the T-block and the T-slot.
[0009] Furthermore, a sliding rod is slidably installed inside the rear end of the pushing block, a pushing block is fixedly installed at the other end of the sliding rod, a spring fixedly connected to the pushing block is fixedly installed on one side of the pushing block, and the pushing block can push the pushing block through the sliding rod and the spring.
[0010] Furthermore, a connecting rod is hingedly installed at one end of the push block, and a connecting rod shaft is rotatably installed at the other end of the connecting rod. A shaft sliding groove is opened on the upper shear handle, and the connecting rod shaft is slidably installed in the sliding groove. The connecting rod shaft can push the push block through the connecting rod.
[0011] Furthermore, a limiting sliding groove is formed on one side of the lower connecting block, a limiting block is fixedly installed on one side of the sliding bottom block, and the limiting block is slidably installed in the limiting sliding groove. The upper shear handle, the lower connecting block, the connecting rod shaft and one side of the limiting block are all provided with sockets, and limiting plugs are slidably installed in the sockets, and the sliding bottom block and the connecting rod shaft can be limited by the limiting plugs.
[0012] Furthermore, the power-assisting assembly includes an upper pull-out block and a lower pull-out block, which are respectively slidably mounted on the rear ends of the upper shear handle and the lower shear handle. A fixed block is rotatably mounted on one end of the upper pull-out block through a hinge, and an insertion port is opened at one end of the lower pull-out block. The threaded rod can be fixed through the fixed plate and the insertion port.
[0013] Furthermore, a threaded rod is slidably installed at one end of the upper pull-out block, an insertion block is fixedly installed at the lower part of the threaded rod, and the insertion block matches the insertion port, a rotating nut is threadedly installed at the upper part of the threaded rod, and the rotating nut is located at the top of the upper pull-out block, and the movement of the upper shear handle can be controlled by rotating the nut.
[0014] Furthermore, clamping bolts are threadedly installed on the inner sides of the lower parts of the upper shear handle and the lower shear handle, and the other ends of the clamping bolts are in contact with the upper drawer block and the lower drawer block, and the upper drawer block and the lower drawer block can be limited by tightening the clamping bolts.
[0015] Technical effects and advantages of the utility model:
[0016] 1. When it is necessary to cut and remove the broken bones, by placing the sliding bottom block at the bottom of the broken bones, and then pressing the upper and lower shear handles to shear, the broken bones can be clamped while cutting, which is convenient for the user to clamp out the broken bones and prevent the broken bones from falling and affecting the anatomy.
[0017] 2. When encountering bones that are difficult to cut, the upper and lower drawer blocks can be pulled out, and the threaded rod can be fixed between the upper and lower drawer blocks. At this time, the upper and lower shear handles form a longer labor-saving lever through the upper and lower drawer blocks, and then the rotating nut is turned to clamp the upper and lower shear handles, so that the bones can be cut more easily, saving the user's effort. BRIEF DESCRIPTION OF THE DRAWINGS
[0018] Figure 1 It is a schematic diagram of the overall structure of the utility model;
[0019] Figure 2 It is a schematic diagram of the overall structure of the utility model from another angle;
[0020] Figure 3 for Figure 2 The structural diagram at A in the middle;
[0021] Figure 4 It is a structural schematic diagram of the clamping assembly of the utility model;
[0022] Figure 5 It is a schematic diagram of the structure of the utility model when the threaded rod is removed;
[0023] Figure 6 for Figure 5 Schematic diagram of the structure at B in the figure.
[0024] In the figure: 1. upper shear handle; 2. lower shear handle; 3. upper connecting block; 4. lower connecting block; 5. support spring; 6. clamping assembly; 601. sliding bottom block; 602. pushing block; 603. sliding rod; 604. pushing block; 605. spring; 606. connecting rod; 607. connecting rod rotating shaft; 608. limiting block; 609. limiting plug block; 7. power assist assembly; 701. upper drawer block; 702. lower drawer block; 703. fixing block; 704. threaded rod; 705. rotating nut; 8. clamping bolt. DETAILED DESCRIPTION
[0025] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.
[0026] See also Figure 1-6 As shown, a multifunctional bone scissors for forensic dissection comprises an upper scissor handle 1 and a lower scissor handle 2, the upper scissor handle 1 and the lower scissor handle 2 are rotatably connected by a gill axis screw, the front ends of the upper scissor handle 1 and the lower scissor handle 2 are rotatably connected to an upper connecting block 3 and a lower connecting block 4 respectively by the gill axis screw, the upper connecting block 3 and the lower connecting block 4 are rotatably connected by the gill axis screw, the front ends of the upper connecting block 3 and the lower connecting block 4 are respectively fixedly installed with an upper scissor head and a lower arrow, a support spring 5 is fixedly installed on one side of the lower part of the upper scissor handle 1 and the lower scissor handle 2, and the lower connecting block 3 and the lower connecting block 4 are respectively fixedly installed with an upper scissor head and a lower arrow, and a support spring 5 is fixedly installed on one side of the lower part of the upper scissor handle 1 and the lower scissor handle 2. A clamping assembly 6 for clamping and fixing the broken bones is slidably mounted on one side, and the clamping assembly 6 includes a sliding bottom block 601 and a pushing block 602 slidably mounted on the sliding bottom block 601. A component 7 for assisting the upper shearing handle 1 is slidably mounted on the rear ends of the upper shearing handle 1 and the lower shearing handle 2. The clamping assembly 6 can clamp the broken bones while the utility model cuts the broken bones. The clamping assembly 6 clamps the broken bones by pushing the pushing block 602 to one end of the sliding bottom block. The assisting assembly 7 can help the user cut harder bones.
[0027] like Figure 3 and Figure 4As shown, a T-block is fixedly installed at the bottom end of the push block 602, a T-slot is opened at the top of the sliding bottom block 601, the push block 602 is slidably installed on the sliding bottom block 601 through the T-block and the T-slot, the push block 602 slides on the sliding bottom block 601 through the T-block and the T-slot, a sliding rod 603 is slidably installed inside the rear end of the push block 602, a push block 604 is fixedly installed at the other end of the sliding rod 603, a spring 605 fixedly connected to the push block 602 is fixedly installed on one side of the push block 604, the push block 604 can push the push block 602 through the sliding rod 603 and the spring 605, a connecting rod 606 is hingedly installed at one end of the push block 604, a connecting rod shaft 607 is rotatably installed at the other end of the connecting rod 606, a shaft sliding groove is opened on the upper shear handle 1, the connecting rod shaft 607 is slidably installed in the sliding groove, 607 can push the push block 604 through the connecting rod 606, and a limited sliding groove is opened on one side of the lower connecting block 4, and a limited block 608 is fixedly installed on one side of the sliding bottom block 601, and the limited block 608 is slidably installed in the limited sliding groove. The upper shear handle 1, the lower connecting block 4, the connecting rod shaft 607 and one side of the limited block 608 are all provided with sockets, and the limited plug-in blocks 609 are slidably installed in the sockets. When in use, the positions of the sliding bottom block 601 and the push block 602 are adjusted by the limit block 608 and the connecting rod shaft 607, and the sliding bottom block 601 and the connecting rod shaft 607 can be limited by the limit plug-in block 609. When cutting the bone, the upper shear handle 1 moves to move the connecting rod 606, thereby pushing the push block 602 to move to one end of the sliding bottom block 601, thereby clamping the broken bone together with the sliding bottom block 601.
[0028] like Figure 5 and Figure 6 As shown, the power assist assembly 7 includes an upper drawer block 701 and a lower drawer block 702, which are respectively slidably mounted on the rear ends of the upper shear handle 1 and the lower shear handle 2, one end of the upper drawer block 701 is rotatably mounted with a fixed block 703 through a hinge, one end of the lower drawer block 702 is provided with an insertion opening, one end of the upper drawer block 701 is slidably mounted with a threaded rod 704, the lower part of the threaded rod 704 is fixedly mounted with an insertion block, and the insertion block is matched with the insertion opening, and a rotating nut 705 is threadedly mounted on the upper part of the threaded rod 704, and the rotating nut 705 is located at the upper drawer block 701. 01 top, the threaded rod 704 can be fixed by the fixing block 703 and the insertion port, and the movement of the upper shear handle 1 can be controlled by rotating the nut 705. The inner sides of the lower parts of the upper shear handle 1 and the lower shear handle 2 are threadedly installed with clamping bolts 8, and the other ends of the clamping bolts 8 are in contact with the upper drawer block 701 and the lower drawer block 702. The upper drawer block 701 and the lower drawer block 702 can be limited by tightening the clamping bolts 8. The threaded rod 704 is detachable, and the threaded rod 704 is slidably connected to the upper drawer block 701 through the insertion block and the fixing block 703 and the lower drawer block 702.
[0029] When the utility model is in use, when it is necessary to take out the broken bones, first slide the limit block 608 and the connecting rod shaft 607 to adjust the positions of the sliding bottom block 601 and the pushing block 602, and then limit the sliding bottom block 601 and the pushing block 602 through the limit plug block 609, and then place the sliding bottom block 601 under the broken bones for shearing. During shearing, the upper shearing handle 1 will move, thereby moving the connecting rod 606, so that the pushing block 602 slides and clamps the broken bones. After the shearing is completed, the broken bones can be taken out. When encountering harder bones, the upper withdrawal block 701 and the lower withdrawal block 702 can be withdrawn, and the threaded rod 704 is slidably installed on the upper withdrawal block 701 and the lower withdrawal block 702 through the fixing block 703 and the inserting block, and then the upper shearing head and the lower shearing head are aligned with the bones, and the upper shearing handle 1 is lowered by rotating the rotating nut 705, so as to shear the bones. When the threaded rod 704 is not in use, it can be removed.
[0030] It is obvious to those skilled in the art that the present invention is not limited to the details of the exemplary embodiments described above, and that the present invention can be implemented in other specific forms without departing from the spirit or essential features of the present invention. Therefore, the embodiments should be regarded as exemplary and non-restrictive from any point of view, and the scope of the present invention is defined by the appended claims rather than the above description, and it is intended that all changes falling within the meaning and scope of the equivalent elements of the claims be included in the present invention. Any reference numeral in a claim should not be regarded as limiting the claim to which it relates.
[0031] In addition, it should be understood that although the present specification is described according to implementation modes, not every implementation mode contains only one independent technical solution. This description of the specification is only for the sake of clarity. Those skilled in the art should regard the specification as a whole. The technical solutions in each embodiment may also be appropriately combined to form other implementation modes that can be understood by those skilled in the art.
Claims
1. A multifunctional bone scissors for forensic dissection, comprising an upper scissor handle (1) and a lower scissor handle (2), wherein the upper scissor handle (1) and the lower scissor handle (2) are rotatably connected via a gill axis screw, and the front ends of the upper scissor handle (1) and the lower scissor handle (2) are rotatably connected to an upper connecting block (3) and a lower connecting block (4) via the gill axis screw, and the upper connecting block (3) and the lower connecting block (4) are rotatably connected via the gill axis screw, and an upper scissor head and a lower arrow are fixedly installed at the front ends of the upper scissor handle (1) and the lower scissor handle (2), respectively, and a support spring (5) is fixedly installed on one side of the lower part of the upper scissor handle (1) and the lower scissor handle (2), characterized in that: A clamping assembly (6) for clamping and fixing the broken bones is slidably mounted on one side of the lower connecting block (4), and the clamping assembly (6) comprises a sliding bottom block (601) and a pushing block (602) slidably mounted on the sliding bottom block (601), and a power assist assembly (7) for assisting the upper shearing handle (1) is slidably mounted at the rear ends of the upper shearing handle (1) and the lower shearing handle (2).
2. The multifunctional bone scissors for forensic dissection according to claim 1, characterized in that: A T-shaped block is fixedly mounted on the bottom end of the push block (602), a T-shaped slot is opened on the top of the sliding bottom block (601), and the push block (602) is slidably mounted on the sliding bottom block (601) through the T-shaped block and the T-shaped slot.
3. The multifunctional bone scissors for forensic dissection according to claim 1, characterized in that: A sliding rod (603) is slidably mounted inside the rear end of the pushing block (602), a pushing block (604) is fixedly mounted on the other end of the sliding rod (603), and a spring (605) fixedly connected to the pushing block (602) is fixedly mounted on one side of the pushing block (604).
4. The multifunctional bone scissors for forensic dissection according to claim 3, characterized in that: A connecting rod (606) is hingedly mounted on one end of the push block (604), and a connecting rod rotating shaft (607) is rotatably mounted on the other end of the connecting rod (606). A rotating shaft sliding groove is formed on the upper shear handle (1), and the connecting rod rotating shaft (607) is slidably mounted in the sliding groove.
5. The multifunctional bone scissors for forensic dissection according to claim 4, characterized in that: The lower connecting block (4) has a limit sliding groove on one side, a limit block (608) is fixedly installed on one side of the sliding bottom block (601), and the limit block (608) is slidably installed in the limit sliding groove. The upper shear handle (1), the lower connecting block (4), the connecting rod rotating shaft (607) and one side of the limit block (608) are all provided with sockets, and the limit plug blocks (609) are slidably installed in the sockets.
6. The multifunctional bone scissors for forensic dissection according to claim 1, characterized in that: The power assist assembly (7) comprises an upper drawer block (701) and a lower drawer block (702), wherein the upper drawer block (701) and the lower drawer block (702) are respectively slidably mounted on the rear ends of the upper shear handle (1) and the lower shear handle (2), and a fixed block (703) is rotatably mounted on one end of the upper drawer block (701) via a hinge, and an insertion opening is provided on one end of the lower drawer block (702).
7. The multifunctional bone scissors for forensic dissection according to claim 6, characterized in that: A threaded rod (704) is slidably mounted on one end of the upper pull-out block (701), an insertion block is fixedly mounted on the lower portion of the threaded rod (704), and the insertion block is matched with the insertion opening, a rotating nut (705) is threadedly mounted on the upper portion of the threaded rod (704), and the rotating nut (705) is located at the top of the upper pull-out block (701).
8. The multifunctional bone scissors for forensic dissection according to claim 7, characterized in that: A clamping bolt (8) is threadedly mounted on the inner side of the lower part of the upper shear handle (1) and the lower shear handle (2), and the other end of the clamping bolt (8) is in contact with the upper drawer block (701) and the lower drawer block (702).