CN217186397U - Fracture reduction forceps - Google Patents

Fracture reduction forceps Download PDF

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Publication number
CN217186397U
CN217186397U CN202123437099.6U CN202123437099U CN217186397U CN 217186397 U CN217186397 U CN 217186397U CN 202123437099 U CN202123437099 U CN 202123437099U CN 217186397 U CN217186397 U CN 217186397U
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China
Prior art keywords
clamping
clamping part
handle
forceps
fracture reduction
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CN202123437099.6U
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Chinese (zh)
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李云云
张�浩
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Suzhou Minimally Invasive Spinal Trauma Medical Technology Co ltd
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Suzhou Minimally Invasive Spinal Trauma Medical Technology Co ltd
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Abstract

The utility model relates to a fracture pincers that reset, fracture pincers include first pincers handle and second pincers handle, and wherein first pincers handle is connected with first clamping part. The second clamp handle is connected with a second clamping part, the first clamp handle and the second clamp handle can relatively slide along a first direction to drive the first clamping part and the second clamping part to move close to or away from each other, and when the first clamping part and the second clamping part are close to each other, the first clamping part and the second clamping part are used for clamping a bone block; when the first clamping part and the second clamping part are far away from each other, the first clamping part and the second clamping part are used for loosening the bone blocks. The first clamping part and the second clamping part are staggered in the first direction. The fracture reduction forceps avoid the shielding of the operation visual field in the operation process, are beneficial to observing the position of a bone block by an operator during the fracture reduction operation, and ensure the successful completion of the fracture reduction operation.

Description

Fracture reduction forceps
Technical Field
The utility model relates to the technical field of medical equipment, especially, relate to a fracture pincers that reset.
Background
Intertrochanteric femoral fracture refers to fracture from the base of the neck of the femur to a position above the level of the lesser tuberosity, and is a common clinical disease. When the intertrochanteric fracture of femur, the part after fracture is displaced and deformed due to the traction action of peripheral muscles, so that the fractured part needs to be reset before the intertrochanteric fracture is internally fixed, but the closed resetting of the intertrochanteric fracture is difficult, and the fractured end of the intertrochanteric fracture needs to be temporarily fixed by a reset clamp so as to be beneficial to further internal fixation.
When the traditional fracture reduction forceps are used clinically, the visual field of an operation is easily shielded, the operation of an operator is influenced, and the bone blocks are easy to slide in the operation process, so that the reduction failure is caused.
SUMMERY OF THE UTILITY MODEL
Therefore, it is necessary to provide a fracture reduction forceps for avoiding the problem of blocking the operation view in the fracture reduction operation.
In one aspect, the present application provides a fracture reduction forceps, including:
the first clamp handle is connected with a first clamping part; and the number of the first and second groups,
the second clamp handle is connected with a second clamping part, the first clamp handle and the second clamp handle can relatively move along a first direction to drive the first clamping part and the second clamping part to move close to or away from each other, and when the first clamping part and the second clamping part are close to each other, the first clamping part and the second clamping part are used for clamping a bone block; when the first clamping part and the second clamping part are far away from each other, the first clamping part and the second clamping part are used for loosening the bone block; the first clamping portion and the second clamping portion are staggered in the first direction.
The technical solution of the present application is further described below:
in one embodiment, the first forceps handle comprises a first straight rod part extending along the first direction and a first bent part extending along the first direction and forming an included angle with the first direction, one end of the first bent part is connected with the first straight rod part, and the other end of the first bent part is connected with the first clamping part; and/or the presence of a gas in the gas,
the second clamp handle comprises a second straight rod part extending along the first direction and a second bent part, the extending direction of the second bent part forms an included angle with the first direction, one end of the second bent part is connected with the second straight rod part, and the other end of the second bent part is connected with the second clamping part.
In one embodiment, the first forceps handle and the second forceps handle are connected in a sliding manner along a first direction, a clamping space for clamping a bone block is formed between the first clamping portion and the second clamping portion, the clamping space is provided with an opening for the bone block to enter, and the opening is oriented at an included angle with the first direction.
In one embodiment, a first arc-shaped surface is formed on one side of the first clamping part close to the clamping space, and a second arc-shaped surface is formed on one side of the second clamping part close to the clamping space.
In one embodiment, the first arc-shaped surface is provided with a first anti-slip tooth; and/or the second arc-shaped surface is provided with second anti-skidding teeth.
In one embodiment, the width of the first clamping portion gradually decreases in a direction away from the first jaw handle; and/or the width of the second clamping part is gradually reduced along the direction away from the second clamp handle.
In one embodiment, the first clamp handle is provided with a sliding groove extending along the first direction, the second clamp handle is connected with a limiting piece, and the limiting piece is arranged in the sliding groove in a penetrating way and is in sliding fit with the sliding groove; or, the second pincers handle is provided with a sliding groove extending along the first direction, the first pincers handle is connected with a limiting part, and the limiting part penetrates through the sliding groove and is in sliding fit with the sliding groove.
In one embodiment, the limiting member includes a connecting portion and a boss portion connected to one end of the connecting portion, the connecting portion is inserted into the sliding groove and is in sliding fit with the sliding groove, the boss portion is located outside the sliding groove, and an equivalent diameter of the boss portion is greater than a width of the sliding groove.
In one embodiment, the fracture reduction forceps further comprises a threaded member extending in the first direction; the threaded piece is rotatably connected with the first clamp handle, the second clamp handle is provided with a matching part, the matching part is provided with a threaded hole, and the threaded piece penetrates through the threaded hole and is in threaded matching with the threaded hole; or the threaded piece is rotatably connected with the second clamp handle, the first clamp handle is provided with a matching part, the matching part is provided with a threaded hole, and the threaded piece penetrates through the threaded hole and is in threaded fit with the threaded hole.
In one embodiment, the fracture reduction forceps further comprise a handle connected with the screw member.
When the fracture reduction forceps are used clinically, a fractured bone block is placed into the clamping space between the first clamping portion and the second clamping portion, and then the first forceps handle and the second forceps handle are driven to move relatively, so that the first clamping portion and the second clamping portion are close to each other to clamp and fix the fractured bone block. And because the projection of first clamping part on the first direction staggers with the projection of second clamping part on the first direction mutually to first clamping part and second clamping part can avoid the fracture line of bone piece when the bone piece of fixed fracture of centre gripping, and then avoided the sheltering from of operation in-process fracture reduction pincers to the operation field of vision, are favorable to the operator to observe the position of bone piece when the operation is reset to the fracture, have guaranteed that the operation of fracture reduction is accomplished successfully.
Drawings
The accompanying drawings, which are incorporated in and constitute a part of this application, are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification.
In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings needed to be used in the description of the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings without creative efforts.
FIG. 1 is an elevation view of one embodiment of a fracture reduction forceps;
FIG. 2 is a top plan view of the fracture reduction forceps shown in FIG. 1;
FIG. 3 is an isometric view of the fracture reduction forceps shown in FIG. 1;
FIG. 4 is a schematic view of a first forceps handle according to an embodiment;
FIG. 5 is a top plan view of the first jaw lever shown in FIG. 4;
FIG. 6 is an enlarged cross-sectional view of the first jaw shank shown in FIG. 5 taken at section A-A;
FIG. 7 is a cross-sectional view of a second jaw shank of an embodiment;
fig. 8 is a schematic structural diagram of a screw member according to an embodiment.
Description of the reference numerals:
10. a first plier handle; 11. a first clamping portion; 111. a first arc-shaped surface; 112. a first anti-slip tooth; 12. a first straight rod part; 13. a first bent portion; 14. a fitting portion; 141. a threaded hole; 15. a chute; 20. a second forceps handle; 21. a second clamping portion; 211. a second arcuate surface; 212. a second anti-slip tooth; 30. a clamping space; 31. an opening; 40. a threaded member; 50. a handle; 60. and a limiting member.
Detailed Description
In order to make the above objects, features and advantages of the present invention more comprehensible, embodiments of the present invention are described in detail below with reference to the accompanying drawings. In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention. The present invention may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein, as those skilled in the art will be able to make similar modifications without departing from the spirit and scope of the present invention.
One embodiment of the present application provides a fracture reduction forceps for reducing a fractured bone piece, wherein the fracture reduction forceps are applicable to fracture conditions including, but not limited to, intertrochanteric fractures of the femur. Referring to fig. 1 to 3, fig. 1 to 3 show a fracture reduction forceps according to an embodiment of the present invention. Specifically, the fracture reduction forceps of one embodiment includes a first forceps handle 10 and a second forceps handle 20, wherein the first forceps handle 10 is connected with a first clamping portion 11. The second forceps handle 20 is connected with a second clamping part 21, a clamping space 30 for clamping a bone block is formed between the first clamping part 11 and the second clamping part 21, the second forceps handle 20 is connected with the first forceps handle 10 in a sliding manner, and the first forceps handle 10 and the second forceps handle 20 can move relatively along a first direction to drive the first clamping part 11 and the second clamping part 21 to move close to or away from each other, specifically, when the first clamping part 11 and the second clamping part 21 are close to each other, the first clamping part 11 and the second clamping part 21 clamp the bone block; when the first clamping part 11 and the second clamping part 21 are far away from each other, the first clamping part 11 and the second clamping part 21 loosen the bone blocks. Further, the first clamping portion 11 and the second clamping portion 21 are shifted in position in the first direction. That is, the projection of the first clamping portion 11 on the plane perpendicular to the first direction is offset from the projection of the second clamping portion 21 on the same plane.
Specifically, when the reduction forceps are used clinically, the fractured bone pieces are clamped and fixed by placing the fractured bone pieces into the clamping space 30 between the first clamping portion 11 and the second clamping portion 21 and then driving the first forceps handle 10 and the second forceps handle 20 to slide relatively, so that the first clamping portion 11 and the second clamping portion 21 are close to each other. And because the projection of first clamping part 11 on the first direction staggers with the projection of second clamping part 21 on the first direction mutually to first clamping part 11 and second clamping part 21 can avoid the fracture line of bone piece when the bone piece of fixed fracture of centre gripping, and then avoided the sheltering from of operation in-process fracture reduction pincers to the operation field of vision, be favorable to the operator to observe the position of bone piece when the fracture reduction operation, guaranteed that the fracture reduction operation is accomplished successfully.
Referring to fig. 4 and 5, in the present embodiment, the first forceps handle 10 includes a first straight rod portion 12 and a first bent portion 13, wherein the first straight rod portion 12 extends along a first direction, an extending direction of the first bent portion 13 forms an included angle with the first direction, and one end of the first bent portion 13 is connected to the first straight rod portion 12, the second forceps handle 20 includes a second straight rod portion extending along the first direction, and the second clamping portion 21 is connected to the second straight rod portion, so that a projection of the first clamping portion 11 in the first direction is staggered from a projection of the second clamping portion 21 in the first direction by slidably fitting the first straight rod portion 12 and the second straight rod portion.
In another embodiment, the first forceps handle 10 may include a first straight rod portion 12 extending along the first direction, and the first clamping portion 11 is disposed on the first straight rod portion 12. The second forceps handle 20 includes a second straight rod portion (not shown) extending along the first direction and a second bent portion (not shown) having an angle between the extending direction and the first direction, one end of the second bent portion is connected to the second straight rod portion, and the other end of the second bent portion is connected to the second clamping portion 21, so that the projection of the first clamping portion 11 in the first direction is staggered from the projection of the second clamping portion 21 in the first direction.
It should be understood that, in other embodiments, the first forceps handle 10 may further have a first bending portion 13 forming an included angle with the first direction, the first clamping portion 11 is connected to the first bending portion 13, the second forceps handle 20 is provided with a second bending portion (not shown) forming an included angle with the first direction, the second clamping portion 21 is connected to the second bending portion, and the included angle between the first bending portion 13 and the first direction is not equal to the included angle between the second bending portion and the first direction, so that the projection of the first clamping portion 11 along the first direction is staggered from the projection of the second clamping portion 21 along the first direction, which is not described herein.
Further, referring to fig. 1, the clamping space 30 between the first clamping portion 11 and the second clamping portion 21 has an opening 31 for the entry of a bone block, and the opening 31 is oriented at an angle to the first direction. Preferably, in the present embodiment, the opening 31 is oriented perpendicular to the first direction. In particular, the two forceps handles of the conventional reduction forceps are generally rotatably connected, and the opening direction of the clamping space and the extending direction of the forceps handles are in the same direction, so that the forceps handles easily block the surgical field when clamping bone blocks. In the present application, the direction of the opening 31 of the clamping space 30 is not in the same direction as the first direction (i.e. the extending direction of the first forceps handle 10 and the second forceps handle 20), and the first clamping portion 11 and the second clamping portion 21 are in a matching manner, and the first clamping portion 11, the second clamping portion 21, the first forceps handle 10 and the second forceps handle 20 are not all capable of blocking the view of the operation when clamping the bone block, so as to facilitate the operation.
Referring to fig. 4, a first arc-shaped surface 111 is formed on one side of the first clamping portion 11 close to the clamping space 30, and since the outer contour of the bone block is generally a cylindrical surface structure, the first arc-shaped surface 111 is formed on one side of the first clamping portion 11 close to the clamping space 30, and the first arc-shaped surface 111 can be more attached to the outer contour of the bone block, so that the contact area between the first clamping portion 11 and the bone block is increased, and the clamping stability of the fracture reduction clamp is further improved. Similarly, referring to fig. 7, a second arc surface 211 is formed on a side of the second clamping portion 21 close to the clamping space 30. The second arc-shaped surface 211 can be more attached to the outer contour of the bone block, so that the contact area between the second clamping part 21 and the bone block is increased, and the stability of the fracture reduction clamp is improved.
Further, first arcwall face 111 is equipped with first anti-skidding tooth 112, and first anti-skidding tooth 112 can increase the frictional force of first arcwall face 111 and bone piece when first clamping part 11 centre gripping bone piece to avoid first clamping part 11 to skid on the bone piece, and further improve and roll over reduction clamp and hold the steadiness. Similarly, the second arc-shaped surface 211 is provided with a second anti-slip tooth 212, and the second anti-slip tooth 212 can increase the friction force between the second arc-shaped surface 211 and the bone block when the second clamping portion 21 clamps the bone block, so as to prevent the second clamping portion 21 from slipping on the bone block, and further improve the clamping stability of the reduction forceps.
Referring to fig. 6, the width of the first clamping portion 11 gradually decreases in a direction away from the first jaw shank 10. The width of the first clamping portion 11 refers to the dimension of the first clamping portion 11 in the vertical first direction. Namely, the width of the end of the first clamping part 11 connected with the first forceps handle 10 is larger, so as to ensure the connection strength of the first clamping part 11 and the first forceps handle 10. The width of one end of first clamping part 11 keeping away from first pincers handle 10 is less to further reduce sheltering from of first clamping part 11 to the bone piece field of vision when the centre gripping bone piece, reduced the area of contact of first clamping part 11 with human soft tissue simultaneously, avoid haring human soft tissue. Similarly, the width of the second clamping portion 21 gradually decreases in a direction away from the second handle 20. The width of the second clamping portion 21 refers to the dimension of the second clamping portion 21 in the vertical first direction. That is, the width of the end of the second clamping portion 21 connected with the second handle 20 is larger, so as to ensure the connection strength of the second clamping portion 21 and the second handle 20. The width of one end of the second clamping part 21 far away from the second clamp handle 20 is small, so that the view shielding of the second clamping part 21 on the bone block when the bone block is clamped is further reduced, the contact area of the second clamping part 21 and human soft tissue is reduced, and the human soft tissue is prevented from being damaged.
Referring to fig. 1 and 5, in the present embodiment, the first forceps handle 10 is provided with a sliding slot 15 extending along the first direction, the second forceps handle 20 is connected with a limiting member 60, and the limiting member 60 is inserted into the sliding slot 15 and is in sliding fit with the sliding slot 15, so as to guide the relative sliding of the first forceps handle 10 and the second forceps handle 20, and ensure that the first forceps handle 10 and the second forceps handle 20 can smoothly slide relative to each other along the first direction. Further, the second caliper handle 20 is connected with a plurality of stoppers 60, and the plurality of stoppers 60 are arranged in the sliding slot 15 at intervals along the first direction. In another embodiment, the second forceps handle 20 may be provided with a sliding slot 15 extending along the first direction, the first forceps handle 10 is connected with a limiting member 60, and the limiting member 60 is inserted into the sliding slot 15 and slidably engaged with the sliding slot 15, so that the first forceps handle 10 and the second forceps handle 20 can smoothly slide relative to each other along the first direction. And will not be described in detail herein.
Further, referring to fig. 1, the stopper 60 includes a connecting portion and a boss portion connected to one end of the connecting portion, the connecting portion is inserted into the sliding slot 15 and is slidably fitted with the sliding slot 15, the boss portion is located outside the sliding slot 15, and an equivalent diameter of the boss portion is larger than a width of the sliding slot 15. Wherein the equivalent diameter of the boss portion refers to the dimension of the boss portion in the width direction of the chute 15. In this way, the boss portion can serve as a limiting portion to prevent the first and second forceps handles 10 and 20 from being separated during relative sliding, and preferably, in the present embodiment, the connecting portion is threadedly connected to the first forceps handle 10, so as to facilitate the detachment and installation of the first and second forceps handles 10 and 20.
Referring to fig. 1 and 8, the fracture reduction forceps further includes a threaded member 40 extending in a first direction; the screw 40 rotates with first pincers handle 10 to avoid first pincers handle 10 and screw 40 synchronous rotation, second pincers handle 20 is equipped with cooperation portion 14, screw hole 141 is seted up to cooperation portion 14, screw 40 wears to establish in screw hole 141 and with screw hole 141 screw-thread fit, thereby can order about first pincers handle 10 and second pincers handle 20 relative slip through rotating screw 40, and then make first centre gripping just with the centre gripping of second clamping part 21 or loosen the bone block, the clamping-force of the pincers that reset of fracture has been improved. Preferably, the external threads on the threaded member 40 are multi-start threads, so that the fracture reduction forceps can be tightened more quickly and the clamping force of the fracture reduction forceps can be increased in the same stroke, and the clamping process is more stable and does not need to be loosened.
Understandably, in another embodiment, the screw 40 may also be rotatably connected to the second forceps handle 20, the first forceps handle 10 is provided with the engaging portion 14, the engaging portion 14 is opened with a threaded hole 141, and the screw 40 is inserted into the threaded hole 141 and is in threaded engagement with the threaded hole 141. Thus, the first clamping portion 10 and the second clamping portion 21 can be driven to slide relative to each other by rotating the screw 40, so that the bone block can be clamped or released by the first clamping portion and the second clamping portion 21, which will not be described herein.
Referring to fig. 1, in the present embodiment, the fracture reduction forceps further includes a handle 50, and the handle 50 is connected to the screw member 40, so that the handle 50 can more conveniently rotate the screw member 40, and the fracture reduction forceps can clamp or release a bone block. Preferably, the handle 50 extends in a direction perpendicular to the direction of extension of the screw member 40, so that the screw member 40 can be rotated more easily by using the lever principle, thereby enabling the fracture reduction forceps to provide a greater holding force.
All possible combinations of the technical features of the above embodiments may not be described for the sake of brevity, but should be considered as within the scope of the present disclosure as long as there is no contradiction between the combinations of the technical features.
The above-mentioned embodiments only represent some embodiments of the present invention, and the description thereof is specific and detailed, but not to be construed as limiting the scope of the present invention. It should be noted that, for those skilled in the art, without departing from the spirit of the present invention, several variations and modifications can be made, which are within the scope of the present invention. Therefore, the protection scope of the present invention should be subject to the appended claims.
In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential", and the like, indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.
Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In the description of the present invention, "a plurality" means at least two, e.g., two, three, etc., unless specifically limited otherwise.
In the present invention, unless otherwise explicitly specified or limited, the terms "mounted," "connected," "secured," and the like are to be construed broadly, e.g., as being fixedly connected, detachably connected, or integrated; can be mechanically or electrically connected; they may be directly connected or indirectly connected through intervening media, or they may be connected internally or in any other suitable relationship, unless expressly stated otherwise. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.
In the present application, unless expressly stated or limited otherwise, the first feature may be directly on or directly under the second feature or indirectly via intermediate members. Also, a first feature "on," "over," and "above" a second feature may be directly or diagonally above the second feature, or may simply indicate that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature may be directly under or obliquely under the first feature, or may simply mean that the first feature is at a lesser elevation than the second feature.
It will be understood that when an element is referred to as being "secured to" or "disposed on" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. The terms "vertical," "horizontal," "upper," "lower," "left," "right," and the like as used herein are for illustrative purposes only and do not denote a unique embodiment.

Claims (10)

1. A fracture reduction forceps, comprising:
the first clamp handle is connected with a first clamping part; and the number of the first and second groups,
the first clamp handle and the second clamp handle can relatively move along a first direction to drive the first clamping part and the second clamping part to approach or separate from each other, and when the first clamping part and the second clamping part approach each other, the first clamping part and the second clamping part are used for clamping bone blocks; when the first clamping part and the second clamping part are far away from each other, the first clamping part and the second clamping part are used for loosening the bone blocks; the first clamping portion and the second clamping portion are staggered in the first direction.
2. The fracture reduction forceps of claim 1, wherein:
the first clamp handle comprises a first straight rod part extending along the first direction and a first bent part, the extending direction of the first bent part forms an included angle with the first direction, one end of the first bent part is connected with the first straight rod part, and the other end of the first bent part is connected with the first clamping part; and/or the presence of a gas in the gas,
the second forceps handle comprises a second straight rod part extending along the first direction and a second bent part, the extending direction of the second bent part forms an included angle with the first direction, one end of the second bent part is connected with the second straight rod part, and the other end of the second bent part is connected with the second clamping part.
3. The reduction forceps of claim 1 wherein the first and second handles are slidably connected in a first direction, the first and second clamping portions defining a clamping space therebetween for clamping a bone block, the clamping space having an opening for entry of the bone block, the opening oriented at an angle to the first direction.
4. The reduction forceps of claim 3 wherein the first clamping portion has a first arcuate surface on a side thereof adjacent the clamping space and the second clamping portion has a second arcuate surface on a side thereof adjacent the clamping space.
5. The fracture reduction forceps of claim 4, wherein the first arcuate surface is provided with first anti-slip teeth; and/or the second arc-shaped surface is provided with second anti-skidding teeth.
6. The fracture reduction forceps of claim 1, wherein the width of the first clamping portion decreases in a direction away from the first handle; and/or the width of the second clamping part is gradually reduced along the direction away from the second clamp handle.
7. The forceps according to claim 1, wherein the first handle defines a slot extending along the first direction, and the second handle defines a stop member, the stop member being disposed in the slot and slidably engaged with the slot; or, the second pincers handle is provided with a sliding groove extending along the first direction, the first pincers handle is connected with a limiting part, and the limiting part penetrates through the sliding groove and is in sliding fit with the sliding groove.
8. The fracture reduction forceps of claim 7, wherein the stop member includes a connecting portion and a boss portion connected to one end of the connecting portion, the connecting portion is inserted into the sliding groove and slidably engaged with the sliding groove, the boss portion is located outside the sliding groove, and an equivalent diameter of the boss portion is greater than a width of the sliding groove.
9. The fracture reduction forceps of claim 7 further comprising a threaded member extending in the first direction; the threaded piece is rotatably connected with the first clamp handle, the second clamp handle is provided with a matching part, the matching part is provided with a threaded hole, and the threaded piece penetrates through the threaded hole and is in threaded matching with the threaded hole; or the threaded piece is rotatably connected with the second clamp handle, the first clamp handle is provided with a matching part, the matching part is provided with a threaded hole, and the threaded piece penetrates through the threaded hole and is in threaded fit with the threaded hole.
10. The fracture reduction forceps of claim 9 further comprising a handle connected to the threaded member.
CN202123437099.6U 2021-12-30 2021-12-30 Fracture reduction forceps Active CN217186397U (en)

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