Bone trauma supporting and positioning device

Abstract

The invention relates to the technical field of auxiliary instruments for traumatic orthopedics, in particular to a bone trauma supporting positioner which comprises a base, a supporting assembly is arranged on the base and comprises sliding blocks capable of moving oppositely, a driving rod is arranged on one sliding block in a penetrating mode, and a driving bevel gear is arranged on the driving rod in the sliding block in a sleeving mode. The end, away from the driving bevel gear, of the outer sleeve rod is connected with a matching piece, a matching barrel is rotationally connected into the sliding block close to the matching piece, the matching barrel is connected with a transmission bevel gear, and the transmission bevel gear and the driving bevel gear are both meshed with a driven bevel gear; the driven bevel gears are connected with driven rods, and the driven rods are in threaded connection with lifting blocks. Therefore, multi-point supporting can be conducted on the affected part of a patient, secondary injury to the patient is avoided, the distance between the supporting points and the height of the supporting points can be adjusted, and the application range is wide.

Description

Technical Field

[0001] The invention relates to the technical field of trauma orthopedic auxiliary instruments, and in particular to a bone trauma support positioner. Background Art

[0002] When cleaning or bandaging wounds, patients in trauma orthopedics often need to use support positioners to assist medical staff in operating on the patients.

[0003] At present, the existing support positioner, such as the Chinese patent with publication number CN212979U, discloses an auxiliary frame for trauma orthopedics, including a support base and a support member hinged in the support base, a support rod for adjusting the angle between the support base and the support member is hinged on the support member, a clamping block for limiting the support rod is integrally arranged in the support base, and a placement plate is welded on the support member. It forms an adjustable support frame by combining the support base, the support member, the support rod and the placement plate, and setting corresponding clamping blocks for limiting in the support base. When in use, the present invention is moved to the front of the patient's bed, the end of the support rod away from the support member is clamped by the clamping block, and the angle between the support member and the support base is adjusted by moving the support rod toward the end close to the support member, thereby adjusting the height of the placement plate. However, the adjustment range of the above-mentioned device is limited, and most of the orthopedic support tools require multi-point support. Single-point support is easy to cause secondary injury to the patient, so the above-mentioned device is inconvenient to use.

[0004] How to provide multi-point support for the patient's affected area to avoid secondary injury to the patient, and how to adjust the distance between the support points and the height of the support points to have a wide range of applications has become a technical problem that needs to be broken through.

[0005] In summary, the prior art obviously has inconveniences and defects in practical use, so it is necessary to improve it. Summary of the invention

[0006] In view of the above-mentioned defects, the purpose of the present invention is to provide a bone trauma support locator, which has a simple structure, is easy to use, can provide multi-point support for the patient's affected part to avoid secondary injury to the patient, and can adjust the distance between the support points and the height of the support points, and has a wide range of applications.

[0007] In order to achieve the above-mentioned object, the present invention provides a bone trauma support positioner, comprising a base, on which a support assembly is arranged.

[0008] The supporting assembly includes sliders that can move toward each other, one of the sliders is provided with a driving rod, and the driving rod inside the slider is sleeved with an active bevel gear, an outer sleeve is slidably sleeved on the driving rod between the sliders, the outer sleeve is elastically connected to a sleeve on the outside, the outer sleeve is connected to a mating piece at one end away from the active bevel gear, a mating cylinder is rotatably connected in the slider close to the mating piece, a mating groove that cooperates with the mating piece is provided in the mating cylinder, the mating cylinder is connected to the transmission bevel gear, the transmission bevel gear and the active bevel gear are both meshed with a driven bevel gear, the driven bevel gear is connected to the driven rod, the driven rod is threadedly connected with a lifting block, and the lifting block is provided with a support platform for supporting the patient's limbs.

[0009] According to the bone trauma support positioner of the present invention, a rotating rod is inserted into the base, the bottom ends of the sliders are inserted into the internal threads of the base to connect to the rotating rod, and the internal threads of the two sliders are opposite.

[0010] According to the bone trauma support positioner of the present invention, insert blocks are symmetrically arranged on the outer sleeve rod, a slot matching the insert block is arranged inside the sleeve, and an elastic member is arranged between the insert block and the slot.

[0011] According to the bone trauma support positioner of the present invention, the driving rod inside the outer rod is symmetrically provided with limit blocks, the outer rod is provided with limit grooves matching with the limit blocks, and the limit blocks are slidably arranged in the limit grooves.

[0012] According to the bone trauma support positioner of the present invention, one end of the driving rod and one end of the rotating rod are both connected to a hand wheel.

[0013] According to the bone trauma support positioner of the present invention, the matching piece is a spline, and the matching groove is a key groove.

[0014] According to the bone trauma support positioner of the present invention, the top end of the support platform is provided with a curved surface.

[0015] The purpose of the present invention is to provide a bone trauma support positioner, including a support assembly, wherein the slider of the support assembly can provide multi-point support to the patient's affected part to avoid secondary injury to the patient; by rotating the rotating rod and the rotating rod, the spacing between the support points and the height of the support points can be adjusted; by adjusting the state of the matching piece and the matching groove, the height of the two sliders can be adjusted respectively, and the application range is wide. In summary, the beneficial effects of the present invention are: it can provide multi-point support to the patient's affected part to avoid secondary injury to the patient, and the spacing between the support points and the height of the support points can be adjusted, and the application range is wide. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 It is a structural diagram of the present invention;

[0017] Figure 2It is the structural diagram of the matching parts;

[0018] Figure 3 It is a longitudinal cross-sectional view of the interior of the present invention;

[0019] In the figure: 1-base, 11-rotating rod, 2-support assembly, 21-slider, 22-lifting block, 221-support platform, 23-driving rod, 231-outer rod, 232-matching piece, 24-sleeve, 25-active bevel gear, 26-driven bevel gear, 27-driven rod, 28-matching cylinder, 29-transmission bevel gear, 3-elastic piece, 4-handwheel. DETAILED DESCRIPTION

[0020] In order to make the purpose, technical solution and advantages of the present invention more clearly understood, the present invention is further described in detail below in conjunction with the accompanying drawings. It should be understood that the specific embodiments described herein are only used to explain the present invention and are not used to limit the present invention.

[0021] In the description of the present invention, it should be noted that the terms "upper", "lower", "inside", "outside", "top / bottom" and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present invention and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as a limitation on the present invention.

[0022] In the description of the present invention, it should be noted that, unless otherwise clearly stipulated and limited, the terms "installed", "provided with", "mounted / connected", "connected", etc. should be understood in a broad sense. For example, "connected" can be a fixed connection, a detachable connection, or an integral connection. It can be a mechanical connection or an electrical connection. It can be a direct connection or an indirect connection through an intermediate medium. It can be the internal connection of two components. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

[0023] See also Figure 1 to Figure 3 The present invention provides a bone trauma support positioner, including a base 1, a rotating rod 11 is inserted into the base 1, a support assembly 2 is arranged on the base 1, and the support assembly 2 includes symmetrically arranged sliders 21, the bottom ends of the sliders 21 are inserted into the internal threads of the base 1 to connect to the rotating rod 11, and the internal threads of the two sliders 21 are opposite (the external threads on the rotating rod 11 that match the two sliders 21 are also opposite), the sliders 21 are all slidably connected to the base 1, and an avoidance groove that allows the sliders 21 to move is provided on the base 1; when the rotating rod 11 rotates, the two sliders 21 move toward each other.

[0024] See also Figure 1 to Figure 3, a driving rod 23 is passed through one of the sliders 21, and an active bevel gear 25 is sleeved on the driving rod 23 inside the slider 21, and one end of the driving rod 23 close to the other slider 21 passes through the slider 21, and an outer rod 231 is slidably sleeved on the driving rod 23 between the two sliders 21 (a limit block is symmetrically provided on the driving rod 23 inside the outer rod 231, and a limit groove matching the limit block is provided inside the outer rod 231, and the limit block is slidably set in the limit groove, whereby the driving rod 23 can drive the outer rod 231 to rotate, but the driving rod 23 will not be separated from the outer rod 231), the outer rod 23 1 is elastically connected with a sleeve 24 (an insert block is symmetrically arranged on an outer sleeve rod 231 inside the sleeve 24, a slot matching the insert block is arranged inside the sleeve 24, and an elastic member 3 is arranged between the insert block and the slot), the end of the sleeve 24 close to the active bevel gear 25 is rotatably connected to the slider 21, the end of the outer sleeve rod 231 away from the active bevel gear 25 is connected to the matching piece 232, and the slider 21 close to the matching piece 232 is rotatably connected with a matching cylinder 28, the matching cylinder 28 is provided with a matching groove matching the matching piece 232, the end of the matching cylinder 28 away from the matching piece 232 is provided with a transmission bevel gear 29, and the matching cylinder 28 is provided with a transmission bevel gear 29. 8 can drive the transmission bevel gear 29 to rotate, the transmission bevel gear 29 and the active bevel gear 25 are meshed with the driven bevel gear 26, the top of the driven bevel gear 26 is connected to the driven rod 27, the driven bevel gear 26 can drive the driven rod 27 to rotate, the driven rod 27 is threadedly connected with the lifting block 22, the lifting block 22 is slidably set inside the slider 21 (the lifting block 22 inside the slider 21 is symmetrically provided with protrusions, the slider 21 is provided with grooves matching with the protrusions, and the protrusions are slidably set in the grooves, whereby the slider 21 can limit the lifting block 22, so that the lifting block 22 cannot rotate and can only move in the slider 21 When the matching piece 232 is matched with the matching groove, the driving rod 23 is rotated, the driving rod 23 drives the outer rod 231 to rotate, the outer rod 231 drives the matching piece 232 to rotate, and the matching piece 232 drives the matching cylinder 28 to rotate, so that the active bevel gear 25 and the transmission bevel gear 29 rotate synchronously, the active bevel gear 25 and the transmission bevel gear 29 drive the two driven bevel gears 26 to rotate synchronously, thereby driving the two driven rods 27 to rotate synchronously, and the lifting block 22 cannot rotate with the driven rod 27, and can only perform lifting movement in the slider 21, thereby adjusting the height of the two lifting blocks 22.

[0025] See also Figure 1 to Figure 3 Furthermore, the top ends of the lifting blocks 22 pass through the slider 21 and are connected to a support platform 221 for supporting the patient's limbs.

[0026] See also Figure 1 to Figure 3 Preferably, the elastic member 3 is a spring to provide return power.

[0027] See also Figure 1 to Figure 3Preferably, one end of the driving rod 23 and the rotating rod 11 are connected to the handwheel 4 to facilitate the operator to rotate the driving rod 23 and the rotating rod 11.

[0028] See also Figure 1 to Figure 3 Preferably, the top of the support platform 221 is provided with a curved surface to better fit the patient's limbs.

[0029] See also Figure 1 to Figure 3 Preferably, the mating piece 232 is a spline and the mating groove is a key groove, so as to facilitate the mating of the mating piece 232 and the mating groove.

[0030] See also Figure 1 to Figure 3 First, rotate the rotating rod 11 to adjust the distance between the two sliders 21. In the natural state, due to the action of the elastic member 3, the matching piece 232 and the matching groove are in a matching state. Rotate the driving rod 23 to adjust the height of the two lifting blocks 22. When it is necessary to adjust the two lifting blocks 22 to different heights, first rotate the driving rod 23 to adjust the height of the slider 21 with the transmission bevel gear 29 inside (at this time, the height of the other slider 21 is adjusted synchronously), and then push the outer sleeve rod 231 to the side close to the sleeve 24 to disengage the matching piece 232 from the matching groove. At this time, rotate the driving rod 23 to adjust the height of the slider 21 with the active bevel gear 25 inside, and finally release the outer sleeve rod 231.

[0031] The present invention provides a bone trauma support positioner, including a support assembly, wherein the slider of the support assembly can support the patient's affected part at multiple points to avoid secondary injury to the patient; by rotating the rotating rod and the rotating rod, the spacing between the support points and the height of the support points can be adjusted; by adjusting the state of the matching piece and the matching groove, the height of the two sliders can be adjusted respectively, and the application range is wide. In summary, the beneficial effects of the present invention are: it can support the patient's affected part at multiple points to avoid secondary injury to the patient, and the spacing between the support points and the height of the support points can be adjusted, and the application range is wide.

[0032] Of course, the present invention may have many other embodiments. Without departing from the spirit and essence of the present invention, those skilled in the art may make various corresponding changes and modifications based on the present invention, but these corresponding changes and modifications should all fall within the scope of protection of the claims attached to the present invention.

Claims

1. A bone trauma support positioner, characterized in that: It comprises a base, on which a supporting assembly is provided; The supporting assembly includes sliders that can move toward each other, one of the sliders is provided with a driving rod, and the driving rod inside the slider is sleeved with an active bevel gear, an outer sleeve is slidably sleeved on the driving rod between the sliders, the outer sleeve is elastically connected to a sleeve on the outside, the outer sleeve is connected to a mating piece at one end away from the active bevel gear, a mating cylinder is rotatably connected in the slider close to the mating piece, a mating groove that cooperates with the mating piece is provided in the mating cylinder, the mating cylinder is connected to the transmission bevel gear, the transmission bevel gear and the active bevel gear are both meshed with a driven bevel gear, the driven bevel gear is connected to the driven rod, the driven rod is threadedly connected with a lifting block, and the lifting block is provided with a support platform for supporting the patient's limbs.

2. The bone trauma support positioner according to claim 1, characterized in that: A rotating rod is inserted into the base, and the bottom ends of the sliders are inserted into the inner thread of the base to connect with the rotating rod, and the inner threads of the two sliders are opposite.

3. The bone trauma support positioner according to claim 1, characterized in that: Insertion blocks are symmetrically arranged on the outer sleeve rod inside the sleeve, and a slot matched with the insertion block is arranged inside the sleeve, and an elastic piece is arranged between the insertion block and the slot.

4. The bone trauma support positioner according to claim 1, characterized in that: The driving rod inside the outer rod is symmetrically provided with a limit block, and the outer rod is provided with a limit groove matched with the limit block, and the limit block is slidably arranged in the limit groove.

5. The bone trauma support positioner according to claim 1, characterized in that: One end of the driving rod and the rotating rod are both connected to a hand wheel.

6. The bone trauma support positioner according to claim 1, characterized in that: The matching piece is a spline, and the matching groove is a key groove.

7. The bone trauma support positioner according to claim 1, characterized in that: The top of the support platform is provided with a curved surface.

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