CN201642301U - Special straight tongs for a rib plate - Google Patents
Special straight tongs for a rib plate Download PDFInfo
- Publication number
- CN201642301U CN201642301U CN2010201493573U CN201020149357U CN201642301U CN 201642301 U CN201642301 U CN 201642301U CN 2010201493573 U CN2010201493573 U CN 2010201493573U CN 201020149357 U CN201020149357 U CN 201020149357U CN 201642301 U CN201642301 U CN 201642301U
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- China
- Prior art keywords
- pliers plate
- plate
- pincers
- shell fragment
- pliers
- Prior art date
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B17/56—Surgical instruments or methods for treatment of bones or joints; Devices specially adapted therefor
- A61B17/58—Surgical instruments or methods for treatment of bones or joints; Devices specially adapted therefor for osteosynthesis, e.g. bone plates, screws, setting implements or the like
- A61B17/68—Internal fixation devices, including fasteners and spinal fixators, even if a part thereof projects from the skin
- A61B17/80—Cortical plates, i.e. bone plates; Instruments for holding or positioning cortical plates, or for compressing bones attached to cortical plates
- A61B17/8061—Cortical plates, i.e. bone plates; Instruments for holding or positioning cortical plates, or for compressing bones attached to cortical plates specially adapted for particular bones
- A61B17/8076—Cortical plates, i.e. bone plates; Instruments for holding or positioning cortical plates, or for compressing bones attached to cortical plates specially adapted for particular bones for the ribs or the sternum
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B17/56—Surgical instruments or methods for treatment of bones or joints; Devices specially adapted therefor
- A61B17/58—Surgical instruments or methods for treatment of bones or joints; Devices specially adapted therefor for osteosynthesis, e.g. bone plates, screws, setting implements or the like
- A61B17/88—Osteosynthesis instruments; Methods or means for implanting or extracting internal or external fixation devices
- A61B17/8863—Apparatus for shaping or cutting osteosynthesis equipment by medical personnel
Abstract
The utility model discloses a pair of special straight tongs for a rib plate, comprising a left tong plate, a right tong plate, a hinge element and a flexible support element. The left tong plate comprises a left tong plate mouth part, a left tong plate rotary connection part and a left tong plate handle part in sequential connection from top to bottom, wherein, the left tong plate mouth part comprises a left tong plate articulated part, a left tong plate upper rod section connected to the lower part of the left tong plate articulated part and a left tong plate retaining part connected to the left side of the upper part of the left tong plate upper rod section. The right tong plate comprises a right tong plate mouth part, a right tong plate rotary connection part and a right tong plate handle part in sequential connection from top to bottom, wherein, the right tong plate mouth part comprises a right tong plate articulated part, a right tong plate upper rod section connected to the lower part of the right tong plate articulated part and a right tong plate retaining part connected to the right side of the upper part of the right tong plate upper rod section. The left tong plate rotary connection part and the right tong plate rotary connection part are connected rotatablely through the hinge element; the left tong plate handle part and the right tong plate handle part are connected flexibly through the flexible support element. The product of the utility model is convenient for use and accurate for positioning.
Description
Technical field
This utility model relates to a kind of medical apparatus and instruments of bone surgery, is used for the fixing of rib blade plate.
Background technology
The bone surgery that carries out at fracture of rib, it is early stage that what adopt is the steel plate that has aperture, two side perforatings at the fracture line of rib are fixed on steel plate on the rib that breaks with screw, or with steel wire steel plate are bundled on the rib that breaks and fix.This operation technique is loaded down with trivial details, and brings certain new damage to patient.Along with development of technology, the bone surgery that carries out at fracture of rib begins to adopt the rib internal fixation blade plate (hereinafter to be referred as the rib blade plate) with fixed claw at present.The rib blade plate is simple in structure, and it is comparatively convenient to operate in the operation, and the histocompatibility of its used material is better, and operation back as nothing discomfort need not to take out.
In operation, the rib blade plate is fixed with certain operation requirement, and bone surgery set commonly used uses comparatively inconvenience, needs a kind of specific purpose tool, in order to fixing rib blade plate.
Summary of the invention
The purpose of this invention is to provide the special-purpose friction clamp of a kind of rib blade plate easy to use, that can be accurate to the position fixedly the time.
The technical scheme that realizes the object of the invention is: the special-purpose friction clamp of a kind of rib blade plate comprises left pliers plate, right pliers plate, articulated elements and elastic supporting member for supporting optical member; Left pliers plate and right pliers plate are the steel integral piece.
Left pliers plate comprises left pliers plate nip part, left pliers plate rotating junction and the left pliers plate pincers shank that links to each other successively from top to bottom; The left pliers plate nip part comprises the left pliers plate bite, be connected the left pliers plate upper rod section of left pliers plate bite below and be connected the left pliers plate stop part of left pliers plate upper rod section top left; The left pliers plate stop part is a protruding left block.
Right pliers plate comprises right pliers plate nip part, right pliers plate rotating junction and the right pliers plate pincers shank that links to each other successively from top to bottom; The right pliers plate nip part comprises the right pliers plate bite, is connected the right pliers plate upper rod section of right pliers plate bite below and is connected right-hand right pliers plate stop part in right pliers plate upper rod section top; The right pliers plate stop part is a protruding to the right block.
Left pliers plate rotating junction and right pliers plate rotating junction are rotationally connected by articulated elements, and left pliers plate pincers shank is connected by elastic supporting member for supporting optical member elasticity with right pliers plate pincers shank.
The left pliers plate bite of the left pliers plate nip part of above-mentioned left pliers plate is the hook-shaped of bending left; The right pliers plate bite of the right pliers plate nip part of right pliers plate is the hook-shaped of bending to the right.
The upper surface of the left pliers plate upper rod section of the left pliers plate nip part of above-mentioned left pliers plate and the upper end surface of left pliers plate stop part are in same plane and be the low right high shape in a left side, can be described as the jaw upper surface of left pliers plate; The upper surface of the right pliers plate upper rod section of the right pliers plate nip part of right pliers plate and the upper surface of right pliers plate stop part also are in the same plane and are the low right high shape in a left side, can be described as the jaw upper surface of right pliers plate; Be in when closing up state at friction clamp, the jaw upper surface of left pliers plate and the jaw upper end surface of right pliers plate are in same plane.
The left pliers plate nip part of above-mentioned left pliers plate also comprises the locating slot of the left end head that is opened in the left pliers plate bite; The right pliers plate nip part of right pliers plate also comprises the locating slot of the right-hand member head that is opened in the right pliers plate bite; The width of the locating slot of the locating slot of the left pliers plate nip part of left pliers plate and the right pliers plate nip part of right pliers plate is identical; When the locating slot of the locating slot of the left pliers plate nip part of left pliers plate and the right pliers plate nip part of right pliers plate is to use and the wide parts that are complementary of the pawl of the fixed claw of rib blade plate.
The left pliers plate bite of the left pliers plate nip part of above-mentioned left pliers plate is a vertical block; The right pliers plate bite of the right pliers plate nip part of right pliers plate is the hook-shaped of bending to the right.
The right pliers plate nip part of above-mentioned right pliers plate also comprises the locating slot of the right-hand member head that is opened in the right pliers plate bite, when the locating slot of the right pliers plate nip part of right pliers plate is to use and the wide parts that are complementary of the pawl of the fixed claw of rib blade plate.
The left pliers plate stop part of the left pliers plate nip part of above-mentioned left pliers plate is the block of projection left that the left end head is provided with opening groove left, the right pliers plate stop part of the right pliers plate nip part of right pliers plate is that the right-hand member head is provided with the block of projection to the right towards right-hand plush copper, and the shape of the groove of the plush copper of right pliers plate nip part and left pliers plate nip part is complementary.
Above-mentioned left pliers plate rotating junction offers opening left pliers plate rotation slot backward; The position, the place ahead of the central authorities that are positioned at the left pliers plate rotation slot of left pliers plate rotating junction has stepped hole, and stepped hole is through hole, and is pre-large post-small; The right pliers plate rotating junction offers opening right pliers plate rotation slot forward; The position, rear of the central authorities that are positioned at the right pliers plate rotation slot of right pliers plate rotating junction has fixing hole, and fixing hole is an opening blind hole forward.
Articulated elements comprises pincers pin and screw; Being shaped as of pincers pin is step-like cylindrical, and its central authorities are provided with opening tapped blind hole forward; The pincers pin is stretched in the fixing hole of right pliers plate rotating junction by its rear portion, and is fixed together with the right pliers plate interference fit, and the rear end face of the outside step of pincers pin contacts with the position at the fixing hole place of right pliers plate rotating junction.
Left pliers plate intersects mutually with right pliers plate, and left pliers plate rotation slot and right pliers plate rotation slot are oppositely arranged, and left pliers plate is enclosed within the front portion of the pincers pin that is fixed on the right pliers plate by the back segment of its stepped hole, thereby makes left pliers plate and right pliers plate be plugged on mutually together; Screw passes the stepped hole of left pliers plate by its tail end in the past backward, screw in the screw of pincers pin, and the head of screw is positioned at the leading portion of the stepped hole of left pliers plate, thereby makes that left pliers plate and right pliers plate are that the center relatively rotates within the specific limits with the pincers pin.
Above-mentioned elastic supporting member for supporting optical member comprises left shell fragment, right shell fragment, left shell fragment screw and right shell fragment screw; Left pliers plate pincers shank is provided with the anti-skidding stricture of vagina towards the left side, and the lower end of left pliers plate pincers shank is provided with 1 opening threaded connection hole to the right; Right pliers plate pincers shank is provided with the anti-skidding stricture of vagina towards the right side, and the lower end of right pliers plate pincers shank is provided with 2 openings neighbouring connecting hole left, and the connecting hole that wherein is positioned at the top is a screw, and the connecting hole that is positioned at the below is a unthreaded hole; Left side shell fragment and right shell fragment respectively are 1 steel bar; The upper end of left side shell fragment is provided with the clamping head, and the lower end has circular hole; The upper end of right shell fragment is provided with the clamping mouth, and lower end is provided with hook-shaped fixing head, and the top of fixing head has circular hole; The clamping head of left side shell fragment is connected in the clamping mouth of right shell fragment; Left side shell fragment screw passes the circular hole on the left shell fragment, screws in the threaded connection hole of left pliers plate pincers shank lower end, thereby makes left shell fragment be fixed on the right side of left pliers plate pincers shank; The fixing head of right shell fragment is arranged in the connecting hole that is positioned at the below of right pliers plate pincers shank lower end; Right shell fragment screw passes the circular hole on the right shell fragment, screws the connecting hole above right pliers plate clamps being arranged in of shank lower end, thereby makes right shell fragment be fixed on the left side of right pliers plate pincers shank.
The present invention has positive effect.
(1) jaw of the special-purpose friction clamp of rib blade plate of the present utility model is provided with bite and stop part, bite is in order to clamping rib blade plate fixed claw, stop part plays position-limiting action, making that friction clamp closes up in the process of fixed claw not in vertical clamp can be because of overexerting, and the rib of sufferer is caused secondary damage.The special-purpose friction clamp of rib blade plate is easy to use, fixingly accurately puts in place, and unnecessary trouble when having avoided fixedly rib blade plate has improved the efficient of operation.
(2) the special-purpose friction clamp of rib blade plate of the present utility model can be symmetric substantially bilateral pincers, promptly the bite of left right pliers plate be aduncate hook-shaped, to the fixed claw clamping simultaneously of rib blade plate both sides.The termination of bite is provided with locating slot, can carry out better clamping to the fixed claw of rib blade plate, is difficult for slippage, and is easy to use.
(3) the special-purpose friction clamp of rib blade plate of the present utility model according to the shape wide at the top and narrow at the bottom of frame timber behind the human body, is designed to the asymmetrical bilateral pincers of jaw, fixes and accurately puts in place, and is easy to use.
(4) the special-purpose friction clamp of rib blade plate of the present utility model can be monolateral pincers, i.e. curving inwardly of bite on one side, and the bite of another side is vertical block, is fit between the adjacent two root bones gap and hour uses.Make that earlier the fixed claw of rib blade plate one side is crooked fixing, again the fixed claw of opposite side is carried out bending and fix.Monolateral in addition pincers can swing after clamp is finished, use when being fit to because of the less rib blade plate of rib shape fixing insecure.
(5) stop part on the jaw both sides of the special-purpose friction clamp of rib blade plate of the present utility model is provided with groove opposite and projection respectively, distance when having dwindled extreme position between the bite, be convenient to the control that jaw closes up degree, increased the accuracy of friction clamp interlock, make that the scope of application of pliers is wider, can use a pair of tongs that the blade plate of different sizes is carried out clamp.
(6) left pliers plate and the right pliers plate of the special-purpose friction clamp of rib blade plate of the present utility model relatively rotate within the specific limits, and remain outside open trend.The optimal design of stranded and elastic supporting member for supporting optical member has guaranteed the motility and the ruggedness of friction clamp.
Description of drawings
Fig. 1 is a kind of structural representation of the special-purpose friction clamp of rib blade plate of the present utility model.
Fig. 2 is the structural representation of the left pliers plate of the special-purpose friction clamp of rib blade plate among Fig. 1.
Fig. 3 be left pliers plate among Fig. 2 from A to the structural representation of observing.
Fig. 4 is the structural representation of the right pliers plate of the special-purpose friction clamp of rib blade plate among Fig. 1.
Fig. 5 be left pliers plate among Fig. 4 from B to the structural representation of observing.
Fig. 6 is that C place among Fig. 1 is from the structural representation of D when observing.
Fig. 7 is that E place among Fig. 2 is from the structural representation of D when observing.
Fig. 8 is that G place among Fig. 4 is from the structural representation of D when observing.
Fig. 9 is the structural representation of the left shell fragment of the special-purpose friction clamp of rib blade plate among Fig. 1.
Figure 10 is that the left shell fragment among Fig. 9 launches the back from the structural representation of I when observing.
Figure 11 is the structural representation of the right shell fragment of the special-purpose friction clamp of rib blade plate among Fig. 1.
Figure 12 is that the right shell fragment among Figure 11 launches the back from the structural representation of J when observing.
Figure 13 is the another kind of structural representation of the special-purpose friction clamp of rib blade plate of the present utility model.
Figure 14 is the third structural representation of the special-purpose friction clamp of rib blade plate of the present utility model.
Figure 15 is a kind of structural representation of rib blade plate.
Figure 16 be the rib blade plate among Figure 15 H-H to cross-sectional view.
Above-mentioned Reference numeral is as follows: left pliers plate 1, left pliers plate nip part 11, left pliers plate bite 11-1, locating slot 11-2, left pliers plate upper rod section 11-3, left pliers plate stop part 11-4, groove 11-5, upper surface 11-6, left pliers plate rotating junction 13, left pliers plate rotation slot 13-1, stepped hole 13-2, left pliers plate pincers shank 14, anti-skidding stricture of vagina 14-1, connecting hole 14-2, right pliers plate 2, right pliers plate nip part 21, right pliers plate bite 21-1, locating slot 21-2, right pliers plate upper rod section 21-3, right pliers plate stop part 21-4, plush copper 21-5, upper surface 21-6, right pliers plate rotating junction 23, right pliers plate rotation slot 23-1, fixing hole 23-2, right pliers plate pincers shank 24, anti-skidding stricture of vagina 24-1, connecting hole 24-2, pincers pin 3, screw 31, screw 4, left shell fragment 5, clamping 51, circular hole 52, right shell fragment 6, clamping mouth 61, fixing head 62, circular hole 63, left shell fragment screw 7, right shell fragment screw 8, rib blade plate 100, plate body 101, fixed claw 102, the fixed claw 102-1 in left side, the fixed claw 102-2 on right side.
The specific embodiment
Embodiment 1.
See Fig. 1 and Fig. 5, present embodiment carries out according to orientation shown in Figure 1 carrying out the orientation when describing.The special-purpose friction clamp of the rib blade plate of present embodiment is also referred to as symmetric substantially bilateral pincers, comprises left pliers plate 1, right pliers plate 2, articulated elements and elastic supporting member for supporting optical member.Articulated elements is pincers pin 3 and screw 4; Elastic supporting member for supporting optical member is left shell fragment 5, right shell fragment 6, left shell fragment screw 7 and right shell fragment screw 8.
See Fig. 2 and Fig. 3, left pliers plate 1 is the steel integral piece, comprises the left pliers plate nip part 11, left pliers plate rotating junction 13 and the left pliers plate pincers shank 14 that link to each other successively from top to bottom.
Left pliers plate nip part 11 comprises left the crooked locating slot 11-2 that is hook-shaped left pliers plate bite 11-1, is opened in the left end head of left pliers plate bite 11-1, be connected the left pliers plate upper rod section 11-3 of left pliers plate bite 11-1 below and be connected the left pliers plate stop part 11-4 of left pliers plate upper rod section 11-3 top left.The pawl wide be complementary (seeing Fig. 7 and Figure 15) of the fixed claw of pairing rib blade plate when the width of locating slot 11-2 and use.Left pliers plate stop part 11-4 is a protruding left block, and the left end head of left pliers plate stop part 11-4 is provided with opening groove 11-5 (see figure 6) left.
Left pliers plate rotating junction 13 offers opening left pliers plate rotation slot 13-1 backward, and the position, the place ahead of the central authorities that are positioned at left pliers plate rotation slot 13-1 of left pliers plate rotating junction 13 has stepped hole 13-2, and stepped hole 13-2 is through hole, and is pre-large post-small.
Left pliers plate pincers shank 14 is provided with the anti-skidding stricture of vagina 14-1 towards the left side, and the lower end of left pliers plate pincers shank 14 is provided with 1 opening threaded connection hole 14-2 to the right.
See Fig. 4 and Fig. 5, right pliers plate 2 is the steel integral piece, comprises the right pliers plate nip part 21, right pliers plate rotating junction 23 and the right pliers plate pincers shank 24 that link to each other successively from top to bottom.
Right pliers plate nip part 21 comprises hook-shaped right pliers plate bite 21-1 of being of bending to the right, is opened in the locating slot 21-2 of the right-hand member head of right pliers plate bite 21-1, is connected the right pliers plate upper rod section 21-3 of right pliers plate bite 21-1 below and is connected right-hand right pliers plate stop part 21-4 in right pliers plate upper rod section 21-3 top.The pawl wide be complementary (seeing Fig. 8 and Figure 15) of the fixed claw of pairing rib blade plate when the width of locating slot 21-2 and use.Right pliers plate stop part 21-4 is the block of projection to the right, and the right-hand member head of right pliers plate stop part 21-4 is provided with towards right-hand plush copper 21-5, the shape of the groove 11-5 of this plush copper 21-5 and left pliers plate nip part 11 (see figure 6) that is complementary.
Right pliers plate rotating junction 23 offers opening right pliers plate rotation slot 23-1 forward, and the position, rear of the central authorities that are positioned at right pliers plate rotation slot 23-1 of right pliers plate rotating junction 23 has fixing hole 23-2, and fixing hole 23-2 is an opening blind hole forward.
Right pliers plate pincers shank 24 is provided with the anti-skidding stricture of vagina 24-1 towards the right side, and the lower end of right pliers plate pincers shank 24 is provided with 2 openings neighbouring connecting hole 24-2 left.The connecting hole 24-2 that wherein is positioned at the top is a screw, and the connecting hole 24-2 that is positioned at the below is a unthreaded hole.
Still see Fig. 4 and Fig. 5, being shaped as of pincers pin 3 is step-like cylindrical, and its central authorities are provided with opening tapped blind hole 31 forward.Pincers pin 3 is stretched among the fixing hole 23-2 of right pliers plate rotating junction 23 by its rear portion, and is fixed together with right pliers plate 2 interference fit; The rear end face of the outside step of pincers pin 3 contacts with the position at the fixing hole 23-2 place of right pliers plate rotating junction 23.
See Fig. 1, Fig. 3 and Fig. 5, left pliers plate 1 intersects mutually with right pliers plate 2, left pliers plate rotation slot 13-1 and right pliers plate rotation slot 23-1 are oppositely arranged, left pliers plate 1 is enclosed within the front portion of the pincers pin 3 that is fixed on the right pliers plate 2 by the back segment 13-2 of its stepped hole, thereby makes left pliers plate 1 and right pliers plate 2 be plugged on together mutually.Screw 4 screws in the screw 31 of pincers pin 3 passed the stepped hole 13-2 of left pliers plate 1 backward by its tail end after in the past, and the head of screw 4 is positioned at the leading portion of the stepped hole 13-2 of left pliers plate 1, thereby makes that left pliers plate 1 and right pliers plate 2 can be that the center relatively rotates with pincers pin 3.And left pliers plate nip part 11 and right pliers plate nip part 21 have formed the jaw of friction clamp jointly, and left pliers plate pincers shank 14 clamps the pincers shank that shank 24 has formed friction clamp jointly with right pliers plate.
See Fig. 9 to Figure 12, left shell fragment 5 and right shell fragment 6 respectively are 1 strip steel disc.The upper end of left side shell fragment 5 is provided with clamping 51, and the lower end has circular hole 52.The upper end of right shell fragment 6 is provided with clamping mouth 61, and lower end is provided with hook-shaped fixing head 62, and the top of fixing head 62 has circular hole 63.
See Fig. 1, the clamping of left shell fragment 5 51 is in the clamping mouth 61 of right shell fragment 6 by its cervical region, and both are dynamically connected.The circular hole 52 that left side shell fragment screw 7 passes on the left shell fragment 5 screws in the threaded connection hole 14-2 of left pliers plate pincers shank 14 lower ends, thereby makes left shell fragment 5 be fixed on the right side of left pliers plate pincers shank 13.The fixing head 62 of right shell fragment 6 is inserted the connecting hole 24-2 that is arranged in the below of right pliers plate pincers shank 24 lower ends.The circular hole 63 that right shell fragment screw 8 passes on the right shell fragment 6 screws the connecting hole 24-2 above right pliers plate clamps being arranged in of shank 24 lower ends, thereby makes right shell fragment 6 be fixed on the left side of right pliers plate pincers shank 24.
Under the effect of left shell fragment 5 and right shell fragment 6, left pliers plate 1 and right pliers plate 2 are center when relatively rotating within the specific limits with pincers pin 3, will remain outside open trend.
The special-purpose friction clamp of the rib blade plate of present embodiment in use, one hand is held the pincers shank of friction clamp, the rib blade plate 100 (Figure 15 and Figure 16) that the jaw of friction clamp is striden across rib and is positioned at fracture of rib line top at first, the lateral surface of the fixed claw 102-1 that is positioned at the left side on right pliers plate bite 21-1 and the rib blade plate 100 in this a pair of fixed claw 102 offsets, this fixed claw 102-1 embeds among the locating slot 21-2 of right pliers plate bite 21-1, and right pliers plate stop part 21-4 props up the plate body 101 of rib blade plate 100.The lateral surface of the fixed claw 102-2 that is positioned at the right side on left pliers plate bite 11-1 and the rib blade plate 100 in certain a pair of fixed claw 102 offsets, this fixed claw 102-2 embeds among the locating slot 11-2 of left pliers plate bite 11-1, and left pliers plate stop part 11-4 props up the plate body 101 of rib blade plate 100.Then, pressurization makes the left pliers plate bite 11-1 of friction clamp and right pliers plate bite 21-1 close up to the centre on hand, and this moment, that a pair of fixed claw 102 was also drawn close to the centre under the effect of friction clamp, held rib tightly thereby hold.The plush copper 21-5 of the right-hand member of the right pliers plate stop part 21-4 of the right pliers plate nip part 21 of right pliers plate 2 stretches in the left end groove 11-5 of left pliers plate stop part 11-4 of left pliers plate nip part 11 of left pliers plate 1.After stopping pressurization, under the effect of left shell fragment 5 and right shell fragment 6, jaw opens, and the jaw of friction clamp is moved on to down a pair of fixed claw place, the repetition above-mentioned steps, until all fixed claws all hold hold rib tightly till.
Embodiment 2.
See Figure 13, the remainder of the special-purpose friction clamp of the rib blade plate of present embodiment is identical with embodiment 1, and difference is: the left pliers plate bite 11-1 of left pliers plate nip part 11 is a vertical block, thereby does not also have locating slot 11-2.
The special-purpose friction clamp of the rib blade plate of present embodiment also claims monolateral pincers.In use, one hand is held the pincers shank, make the jaw position down, the rib blade plate 100 that the jaw of friction clamp is striden across rib and is positioned at fracture of rib line top at first, the lateral surface of the fixed claw 102-1 that is positioned at the left side on right pliers plate bite 21-1 and the rib blade plate 100 in certain a pair of fixed claw 102 offsets, this fixed claw 102-1 embeds among the locating slot 21-2 of right pliers plate bite 21-1, and right pliers plate stop part 21-4 props up the plate body 101 of rib blade plate 100.The lateral surface of the fixed claw 102-2 that is positioned at the right side on the medial surface of left pliers plate bite 11-1 and the rib blade plate 100 in this a pair of fixed claw 102 offsets, and left pliers plate stop part 11-4 props up the plate body 101 of rib blade plate 100.Then, pressurization makes the left pliers plate bite 11-1 of friction clamp and right pliers plate bite 21-1 close up to the centre on hand, at this moment, draws close to the centre under to the effect of fixed claw 102 at friction clamp under the right pliers plate bite 21-1 effect this, holds rib tightly thereby hold.The plush copper 21-5 of right pliers plate stop part 21-4 stretches in the groove 11-5 of left pliers plate stop part 11-4.After stopping pressurization, under the effect of left shell fragment 5 and right shell fragment 6, jaw opens.After friction clamp taken away, left and right directions exchanged, and the fixed claw 102-2 on right side is made among its locating slot 21-2 that embeds right pliers plate bite 21-1, and the fixed claw 102-1 with left pliers plate bite 11-1 props up the left side repeats above the operation.Subsequently, move on to down a pair of fixed claw place, until all fixed claws all hold hold rib tightly till.
, rib blade plate fixing not firm situation less that the special-purpose friction clamp of the rib blade plate of present embodiment can also be used for because of the rib shape.After clamp is finished, because left pliers plate bite 11-1 is a vertical block, the place ahead is unobstructed, can with the medial surface of left pliers plate bite 11-1 fulcrum, open or clamp friction clamp, make right pliers plate bite 21-1 act on the fixed claw 102 of rib blade plate 100, it is further closed up, hold rib tightly thereby hold.
See Figure 14, the special-purpose friction clamp of the rib blade plate of present embodiment is also referred to as asymmetric bilateral pincers, the remainder of present embodiment is identical with embodiment 1, difference is: the upper surface of the left pliers plate upper rod section 11-3 of the left pliers plate nip part 11 of left pliers plate 1 and the upper end surface of left pliers plate stop part 11-4 are in same plane and be the low right high shape in a left side, can be described as the jaw upper surface 11-6 of left pliers plate.The upper surface of the right pliers plate upper rod section 21-3 of the right pliers plate nip part 21 of right pliers plate 2 and the upper surface of right pliers plate stop part 21-4 also are in the same plane and are the low right high shape in a left side, can be described as the jaw upper surface 21-6 of right pliers plate.Be in when closing up state at friction clamp, the jaw upper surface 21-6 of the jaw upper surface 11-6 of left pliers plate 1 and right pliers plate 2 is in the same plane substantially, thereby is applicable to the shape with wide top and narrow bottom rib.
Claims (9)
1. the special-purpose friction clamp of rib blade plate is characterized in that: comprise left pliers plate (1), right pliers plate (2), articulated elements and elastic supporting member for supporting optical member; Left pliers plate (1) and right pliers plate (2) are the steel integral piece;
Left pliers plate (1) comprises left pliers plate nip part (11), left pliers plate rotating junction (13) and the left pliers plate pincers shank (14) that links to each other successively from top to bottom; Left pliers plate nip part (11) comprises left pliers plate bite (11-1), be connected the left pliers plate upper rod section (11-3) of left pliers plate bite (11-1) below and be connected the left pliers plate stop part (11-4) of left pliers plate upper rod section (11-3) top left; Left pliers plate stop part (11-4) is a protruding left block;
Right pliers plate (2) comprises right pliers plate nip part (21), right pliers plate rotating junction (23) and the right pliers plate pincers shank (24) that links to each other successively from top to bottom; Right pliers plate nip part (21) comprises right pliers plate bite (21-1), is connected the right pliers plate upper rod section (21-3) of right pliers plate bite (21-1) below and is connected right-hand right pliers plate stop part (21-4) in right pliers plate upper rod section (21-3) top; Right pliers plate stop part (21-4) is a protruding to the right block;
Left pliers plate rotating junction (13) and right pliers plate rotating junction (23) are rotationally connected by articulated elements, and left pliers plate pincers shanks (14) are connected by elastic supporting member for supporting optical member elasticity with right pliers plate pincers shanks (24).
2. according to the special-purpose friction clamp of the described rib blade plate of claim 1, it is characterized in that: the left pliers plate bite (11-1) of the left pliers plate nip part (11) of described left pliers plate (1) is the hook-shaped of bending left; The right pliers plate bite (21-1) of the right pliers plate nip part (21) of right pliers plate (2) is the hook-shaped of bending to the right.
3. according to the special-purpose friction clamp of the described rib blade plate of claim 2, it is characterized in that: the upper surface of the left pliers plate upper rod section (11-3) of the left pliers plate nip part (11) of described left pliers plate (1) and the upper end surface of left pliers plate stop part (11-4) are in same plane and be the low right high shape in a left side, can be described as the jaw upper surface (11-6) of left pliers plate; The upper surface of the right pliers plate upper rod section (21-3) of the right pliers plate nip part (21) of right pliers plate (2) and the upper surface of right pliers plate stop part (21-4) also are in the same plane and are the low right high shape in a left side, can be described as the jaw upper surface (21-6) of right pliers plate; Be in when closing up state at friction clamp, the jaw upper surface (11-6) of left pliers plate (1) is in the same plane with the jaw upper surface (21-6) of right pliers plate (2).
4. according to claim 2 or the special-purpose friction clamp of 3 described rib blade plates, it is characterized in that: the left pliers plate nip part (11) of described left pliers plate (1) also comprises the locating slot (11-2) of the left end head that is opened in left pliers plate bite (11-1); The right pliers plate nip part (21) of right pliers plate (2) also comprises the locating slot (21-2) of the right-hand member head that is opened in right pliers plate bite (21-1); The locating slot (11-2) of the left pliers plate nip part (11) of left pliers plate (1) is identical with the width of the locating slot (21-2) of the right pliers plate nip part (21) of right pliers plate (2); The locating slot (21-2) of the locating slot (11-2) of the left pliers plate nip part (11) of left pliers plate (1) and the right pliers plate nip part (21) of right pliers plate (2) is when being to use and the wide parts that are complementary of the pawl of the fixed claw of rib blade plate.
5. according to the special-purpose friction clamp of the described rib blade plate of claim 1, it is characterized in that: the left pliers plate bite (11-1) of the left pliers plate nip part (11) of described left pliers plate (1) is a vertical block; The right pliers plate bite (21-1) of the right pliers plate nip part (21) of right pliers plate (2) is the hook-shaped of bending to the right.
6. according to the special-purpose friction clamp of the described rib blade plate of claim 5, it is characterized in that: the right pliers plate nip part (21) of described right pliers plate (2) also comprises the locating slot (11-2) of the right-hand member head that is opened in right pliers plate bite (21-1), and the locating slot (11-2) of the right pliers plate nip part (21) of right pliers plate (2) is when being to use and the wide parts that are complementary of the pawl of the fixed claw of rib blade plate.
7. according to claim 1,2,3, the special-purpose friction clamp of 5 or 6 described rib blade plates, it is characterized in that: the left pliers plate stop part (11-4) of the left pliers plate nip part (11) of described left pliers plate (1) is the block of projection left that the left end head is provided with opening groove (11-5) left, the right pliers plate stop part (21-4) of the right pliers plate nip part (21) of right pliers plate (2) is that the right-hand member head is provided with the block of projection to the right towards right-hand plush copper (21-5), and the plush copper (21-5) of right pliers plate nip part (21) is complementary with the shape of the groove (11-5) of left pliers plate nip part (11).
8. according to claim 1,2,3, the special-purpose friction clamp of 5 or 6 described rib blade plates, it is characterized in that: described left pliers plate rotating junction (13) offers opening left pliers plate rotation slot (13-1) backward; The position, the place ahead of the central authorities that are positioned at left pliers plate rotation slot (13-1) of left pliers plate rotating junction (13) has stepped hole (13-2), and stepped hole (13-2) is through hole, and is pre-large post-small; Right pliers plate rotating junction (23) offers opening right pliers plate rotation slot (23-1) forward; The position, rear of the central authorities that are positioned at right pliers plate rotation slot (23-1) of right pliers plate rotating junction (23) has fixing hole (23-2), and fixing hole (23-2) is an opening blind hole forward;
Articulated elements comprises pincers pin (3) and screw (4); Being shaped as of pincers pins (3) is step-like cylindrical, and its central authorities are provided with opening tapped blind hole (31) forward; Pincers pins (3) are stretched in the fixing hole (23-2) of right pliers plate rotating junction (23) by its rear portion, and be fixed together with right pliers plate (2) interference fit, the rear end face of the outside step of pincers pins (3) contacts with the position that the fixing hole (23-2) of right pliers plate rotating junction (23) is located;
Left pliers plate (1) intersects mutually with right pliers plate (2), left pliers plate rotation slot (13-1) is oppositely arranged with right pliers plate rotation slot (23-1), left pliers plate (1) is enclosed within the front portion of the pincers pin (3) that is fixed on the right pliers plate (2) by the back segment of its stepped hole (13-2), thereby makes left pliers plate (1) and right pliers plate (2) be plugged on mutually together; Screw (4) is passed the stepped hole (13-2) of left pliers plate (1) in the past backward by its tail end, screw in the screw (31) of pincers pins (3), and the head of screw (4) is positioned at the leading portion of the stepped hole (13-2) of left pliers plate (1), thereby makes that left pliers plate (1) and right pliers plate (2) are that the center relatively rotates within the specific limits with pincers pins (3).
9. according to claim 1,2,3, the special-purpose friction clamp of 5 or 6 described rib blade plates, it is characterized in that: described elastic supporting member for supporting optical member comprises left shell fragment (5), right shell fragment (6), left shell fragment screw (7) and right shell fragment screw (8); Left pliers plate pincers shanks (14) are provided with the anti-skidding stricture of vagina (14-1) towards the left side, and the lower end of left pliers plate pincers shanks (14) is provided with 1 opening threaded connection hole (14-2) to the right; Right pliers plate pincers shanks (24) are provided with the anti-skidding stricture of vagina (24-1) towards the right side, the lower end of right pliers plate pincers shanks (24) is provided with 2 openings neighbouring connecting hole (24-2) left, the connecting hole (24-2) that wherein is positioned at the top is a screw, and the connecting hole (24-2) that is positioned at the below is a unthreaded hole; Left side shell fragment (5) and right shell fragment (6) respectively are 1 steel bar; The upper end of left side shell fragment (5) is provided with clamping head (51), and the lower end has circular hole (52); The upper end of right shell fragment (6) is provided with clamping mouth (61), and lower end is provided with hook-shaped fixing head (62), and the top of fixing head (62) has circular hole (63); The clamping head (51) of left side shell fragment (5) is connected in the clamping mouth (61) of right shell fragment (6); Left side shell fragment screw (7) passes the circular hole (52) on the left shell fragment (5), screws in the threaded connection hole (14-2) of left pliers plate pincers shank (14) lower end, thereby makes left shell fragment (5) be fixed on the right side of left pliers plate pincers shanks (14); The fixing head (62) of right shell fragment (6) is arranged in the connecting hole (24-2) that is positioned at the below of right pliers plate pincers shank (24) lower end; Right shell fragment screw (8) passes the circular hole (63) on the right shell fragment (6), screws the connecting hole (24-2) that is arranged in the top in right pliers plate pincers shank (24) lower end, thereby makes right shell fragment (6) be fixed on the left side of right pliers plate pincers shanks (24).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010201493573U CN201642301U (en) | 2010-04-02 | 2010-04-02 | Special straight tongs for a rib plate |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010201493573U CN201642301U (en) | 2010-04-02 | 2010-04-02 | Special straight tongs for a rib plate |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201642301U true CN201642301U (en) | 2010-11-24 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010201493573U Expired - Lifetime CN201642301U (en) | 2010-04-02 | 2010-04-02 | Special straight tongs for a rib plate |
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| Country | Link |
|---|---|
| CN (1) | CN201642301U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103932768A (en) * | 2014-04-16 | 2014-07-23 | 王红军 | Bone setting device |
| CN105581820A (en) * | 2015-12-22 | 2016-05-18 | 孔杰 | Punching device |
| CN107233123A (en) * | 2017-06-15 | 2017-10-10 | 兰州西脉记忆合金股份有限公司 | Memory alloy rib bone plate wide opening distraction forcep |
-
2010
- 2010-04-02 CN CN2010201493573U patent/CN201642301U/en not_active Expired - Lifetime
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103932768A (en) * | 2014-04-16 | 2014-07-23 | 王红军 | Bone setting device |
| CN105581820A (en) * | 2015-12-22 | 2016-05-18 | 孔杰 | Punching device |
| CN105581820B (en) * | 2015-12-22 | 2017-12-19 | 山东大学齐鲁医院(青岛) | A kind of perforating device |
| CN107233123A (en) * | 2017-06-15 | 2017-10-10 | 兰州西脉记忆合金股份有限公司 | Memory alloy rib bone plate wide opening distraction forcep |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| EE01 | Entry into force of recordation of patent licensing contract |
Assignee: Changzhou Waston Medical Appliance Co., Ltd. Assignor: Wu Weimin Contract record no.: 2011320001002 Denomination of utility model: Special straight tongs for a rib plate Granted publication date: 20101124 License type: Exclusive License Record date: 20110715 |
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| CX01 | Expiry of patent term |
Granted publication date: 20101124 |
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| CX01 | Expiry of patent term |