CN102950234B - Anastomosis nail preparation device - Google Patents
Anastomosis nail preparation device Download PDFInfo
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- CN102950234B CN102950234B CN201210487973.3A CN201210487973A CN102950234B CN 102950234 B CN102950234 B CN 102950234B CN 201210487973 A CN201210487973 A CN 201210487973A CN 102950234 B CN102950234 B CN 102950234B
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Abstract
The invention relates to an anastomosis nail preparation device which comprises a core rod, a core rod support and a broken nail stamping die. The broken nail stamp die comprises an upper die set and a lower die set. The upper die set comprises an upper template, a left slider push rod, a right slider push rod and a core rod pressing block. The lower die set comprises a core rod stand positioning module, a left slider, a right slider, a left broken nail stamping knife and a right broken nail stamping knife. The anastomosis nail preparation device improves the yield, reduces the labor cost and avoids the problems that the anastomosis nails produced in a manual manner are poor in consistency, the nail tips are blunt, the nail bodies deform, burrs exist on the head parts of the nails and that damages are caused to the nail bodies when the manual filing technique is adopted to produce the anastomosis nails.
Description
Technical field
The present invention relates to technical field of medical instruments, in particular to a kind of preparation facilities of anastomosis staple.
Background technology
Anastomosis staple current clinical medicine uses, substitutes the medicine equipment that traditional-handwork sews up, and can realize the quick stitching of Post operation tissue, shorten and organize open-assembly time, reduce wound and hemorrhage, effectively reduce postoperative complication.Current, medical device industry making anastomosis staple all adopts manually files system, and this manual manufacture technique, exists following defect: one is that the daily output is low; Two is that fraction defective is high, and wherein fraction defective is mainly reflected in that nail tip is not sharp, shank deformations is serious, nail head is jagged and rivet nut has damage etc.; 3rd, manually file system owing to adopting, file often touching can be wound around the plug of titanium silk, plug is is easily worn and torn and scraps.In order to pick out qualified anastomosis staple from the anastomosis staple manually made, again in inspection and the manpower and materials that cost a lot of money in selecting.
Summary of the invention
For the deficiencies in the prior art, the invention provides a kind of preparation facilities of anastomosis staple.Thrust processing owing to adopting mould and prepare anastomosis staple, the daily output is significantly increased, statistics display, the daily output is equivalent to 30 times of original manual manufacture, and human cost significantly reduces (comprising manual manufacture cost and detecting and selecting cost).More importantly, eliminate manual manufacture anastomosis staple uniformity in the past poor, and the nail tip adopting artificial file technique processed and cause is not sharp, shank deformations, nail head are jagged and the bad phenomenon such as rivet nut damage.Owing to can set the stroke that mould thrusts, ensure that the accuracy of running orbit, broken nail stamping knife can not touch plug simultaneously, avoids that plug is impaired too early to be scrapped.
For reaching above object, the present invention is achieved by the following technical solutions:
A preparation facilities for anastomosis staple, comprises plug, mandrel holder and broken nail punch die, and the raw material of anastomosis staple are titanium silk, and plug is used for closely being wound around titanium silk thereon; Mandrel holder has one first groove, and described first groove is used for the accommodating described plug being wound with described titanium silk; Broken nail punch die comprises upper die component and lower mold assemblies; Described upper die component comprises cope match-plate pattern, upper mounted plate, connecting plate, left slider push rod, right slide block push rod and plug briquetting, described left slider push rod is connected with described cope match-plate pattern by fixed plate with described right slide block push rod, described plug briquetting is connected with described connecting plate, forms elasticity be connected between described connecting plate with described cope match-plate pattern by spring; Described lower mold assemblies comprises mandrel holder locating module, left slider, right slide block, left broken nail stamping knife, right broken nail stamping knife, bottom plate and lower bolster, described bottom plate is connected with described lower bolster, described mandrel holder locating module is connected with described bottom plate, described left slider is positioned at the left side of described mandrel holder locating module, described right slide block is positioned at the right side of described mandrel holder locating module, and described left slider and described right slide block are all slidably connected with described bottom plate; Described left broken nail stamping knife and described left slider are slidably connected, and described right broken nail stamping knife is connected with described right skid; Described mandrel holder locating module has one second groove, and described second groove is used for accommodating described mandrel holder; Described left broken nail stamping knife and described right broken nail stamping knife are in advance through Overheating Treatment, and hardness is HRC55 to HRC60.
Described lower mold assemblies comprises return facilities further, and described return facilities is two covers, the described left slider of a set of connection, and the described right slide block of another set of connection, is respectively described left slider and described right slide block provides restoring force.
Return facilities described in every suit comprises back-moving spring, screw rod, locating piece and adjusting nut; Described locating piece is connected on described lower bolster, one end of described screw rod is arranged with described back-moving spring, described adjusting nut coordinates with described screw flight and suppresses described back-moving spring, by rotating described adjusting nut to regulate the press power to described back-moving spring, the other end of described screw rod stretches out described locating piece and screws in the screw of described left slider or in the screw of described right slide block.
The cross section of described plug is the combination of rectangle and isosceles trapezoid, and the bottom of its cross section is rectangle, and top is isosceles trapezoid, two base angle equal and opposite in directions of isosceles trapezoid, is 45 to 55 degree, is preferably 50 degree.
The top that described first groove is positioned at described mandrel holder is also placed in the middle, the top of described mandrel holder also has two inclined-planes being adjacent to described first groove, described two inclined-planes are symmetrical along the longitudinal center face of described mandrel holder, and the angle between described two inclined-planes and the bottom surface of described mandrel holder is 45 to 55 and spends, be preferably 50 degree.
Described left slider has one first inclined plane, and the first angle between described first inclined plane and described left slider bottom surface is 35 to 45 to spend, and described first inclined plane has one the 3rd groove, slides in the bottom of described left broken nail stamping knife in described 3rd groove; Described right slide block has one second inclined plane, and the second angle between described second inclined plane and described right slide block bottom surface is 35 to 45 to spend, and described second inclined plane has one the 4th groove, slides in the bottom of described right broken nail stamping knife in described 4th groove.Described first angle and the second angle are 40 degree.
In described 3rd groove of described left slider inclined plane, be provided with one first spring, the centre on the top of described 3rd groove is fixed in one end of described first spring, and the other end is fixed on the centre bottom described left broken nail stamping knife; In described 4th groove in described right slider tilt face, be provided with one second spring, the centre on the top of described 4th groove is fixed in one end of described second spring, and the other end is fixed on the centre bottom described right broken nail stamping knife.
The top that described second groove is positioned at described mandrel holder locating module is also placed in the middle, the top of described mandrel holder locating module also has two inclined-planes, described two inclined-planes and described second groove adjacent, described two inclined-planes are symmetrical along the longitudinal center face of described mandrel holder locating module, and the angle between described two inclined-planes and described mandrel holder locating module bottom surface is 45 to 55 and spends, be preferably 50 degree.
The material of described titanium silk is pure titanium.The trade mark of described pure titanium is TA1 or TA2.
The material of described left broken nail stamping knife and described right broken nail stamping knife is SKD11.
The preparation facilities of described anastomosis staple comprises control module further, for controlling the stroke of described upper die component.Described control module is PLC.
Accompanying drawing explanation
Fig. 1 is the plug schematic diagram after being wound around titanium silk
Fig. 2 is the plug cross sectional representation after being wound around titanium silk
Fig. 3 is that mandrel component puts into mandrel holder schematic diagram
Fig. 4 is the front enlarged diagram that mandrel component puts into mandrel holder
Fig. 5 is broken nail punch die schematic diagram
Fig. 6 is the schematic diagram of broken nail punch die original state
Fig. 7 is broken nail punch die punching process schematic
Fig. 8 is that broken nail stamping knife coordinates schematic diagram with slide block
Fig. 9 is that broken nail stamping knife coordinates schematic diagram with slide block
Figure 10 is return facilities schematic diagram
Figure 11 is the enlarged diagram of right side return facilities in Figure 10
Figure 12 is that titanium silk thrusts front broken nail stamping knife position view
Figure 13 is that titanium silk thrusts the waste material of rear broken nail stamping knife and U-shaped, qualified anastomosis staple position view
Figure 14 is finished product anastomosis staple front enlarged diagram
The 1 plug 2 titanium silk 3 mandrel component 4 mandrel holder 7 left slider right slide block push rod 9 plug briquetting 10 left broken nail stamping knife 12 of left slider 11 of push rod 8 right broken nail stamping knife 13 right slide block 14 mandrel holder locating module 15 first return facilities 16 second return facilities 17 back-moving spring 18 screw rod 19 locating piece 20 adjusting nut 21 waste material 22 finished product anastomosis staple 23 cope match-plate pattern 24 lower bolster 25 upper mounted plate 26 bottom plate 27 connecting plate
Detailed description of the invention
Below in conjunction with accompanying drawing, the invention will be further described.The angular values that the present invention relates to is the absolute value of angle, eliminates the sign symbol of angle.
A preparation facilities for anastomosis staple, comprises mandrel component 3, mandrel holder 4 and broken nail punch die.
Anastomosis staple adopts titanium silk 2 to make, and the material of this titanium silk 2 is pure titanium, and the concrete trade mark is TA1 or TA2, and wherein TA1 and TA2 is the standard brand of pure titanium.Pure titanium has suitable hardness required by anastomosis staple and toughness, the anastomosis staple made not easily embrittlement.Closely be wound on plug 1 with coil winding machine by titanium silk 2, the effect after winding as shown in Figure 1.The implication of described tight winding is: with coil winding machine, by a titanium silk 2, continuous winding is on plug 1 spirally, and titanium silk 2 forms gapless continuous print annular arrangement on plug 1, and described annular arrangement is individual layer in the cross-sectional direction of plug 1.Coil winding machine commercially has ample supply and is applied widely in this area, and its structure and method for winding are well known to those of ordinary skill in the art, do not repeat at this.The material of plug 1 is SKD11, and wherein SKD11 is the Japanese high-speed tool steel trade mark, is the common used material making in the industry mould, has ample supply in the market, do not repeat at this.Adopt SKD11, ensure that hardness and the wearability of plug 1.The cross section of plug 1 is the combination of rectangle and isosceles trapezoid, and the bottom of cross section is rectangle, and top is isosceles trapezoid, two base angle equal and opposite in directions of isosceles trapezoid, is 45 to 55 degree, is preferably 50 degree.That is, the top of plug 1 has a plane and two inclined-planes, and a described plane and two inclined-planes form top margin and two hypotenuses of the isosceles trapezoid in cross sections, and the angle of two inclined-planes and horizontal direction is 45 to 55 and spends, preferably 50 degree.Described horizontal direction is the left and right direction of paper in Fig. 2.Fig. 2 is the cross section of the plug 1 after being wound around titanium silk 2, is still the combination of rectangle and isosceles trapezoid, and angle A and angle B are 45 to 55 degree, are preferably 50 degree.
Plug 1 forms mandrel component 3 together with titanium silk 2 wound on it.As shown in Figure 4, the top of mandrel holder 4 has a groove between two parties, and described groove is used for accommodating mandrel component 3.The top of mandrel holder 4 also has two inclined-planes being adjacent to groove, two inclined-planes symmetrical along the longitudinal center face of mandrel holder 4 (described longitudinal center face be positioned at mandrel holder 4 center and perpendicular to its bottom surface, and along vertically penetrating the direction of Fig. 4 place paper), and the angle C between two inclined-planes and mandrel holder 4 bottom surface and angle D, be 45 to 55 degree, be preferably 50 degree.Mandrel component 3 is positioned in the groove of mandrel holder 4, as shown in Figure 3, Figure 4.
Broken nail punch die comprises upper die component and lower mold assemblies, as shown in Figures 5 to 7.Upper die component comprises cope match-plate pattern 23, upper mounted plate 25, connecting plate 27, left slider push rod 7, right slide block push rod 8 and plug briquetting 9, left slider push rod 7 is all connected with upper mounted plate 25 with right slide block push rod 8, upper mounted plate 25 is connected with cope match-plate pattern 23, plug briquetting 9 is connected with connecting plate 27, form elasticity by least two springs between connecting plate 27 with cope match-plate pattern 23 to be connected, plug briquetting 9 is in the centre position of connecting plate 27.One end of described at least two springs is all fixed on connecting plate 27, and the other end is all fixed on cope match-plate pattern 23.It should be noted that, Fig. 5 is the schematic diagram of broken nail punch die, connecting plate 27 and left slider push rod 7, the mutual interference of all not location and movement relation between right slide block push rod 8 and upper mounted plate 25.For avoiding described mutual interference, can slot on left slider push rod 7 and right slide block push rod 8, for accommodating connecting plate 27; Also the length of connecting plate 27 can be arranged within the specific limits, make connecting plate 27 between left slider push rod 7 and right slide block push rod 8.
Lower mold assemblies comprises mandrel holder locating module 14, left slider 10, right slide block 13, left broken nail stamping knife 11, right broken nail stamping knife 12, bottom plate 26, lower bolster 24, first return facilities 15 and the second return facilities 16.Bottom plate 26 is connected with lower bolster 24.Mandrel holder locating module 14 is connected with bottom plate 26.Left slider 10 is positioned at the left side of mandrel holder locating module 14, and right slide block 13 is positioned at the right side of mandrel holder locating module 14.Left slider 10, right slide block 13 are slidably connected with bottom plate 26, the mode that the described mode be slidably connected commonly uses by those skilled in the art, such as protruding muscle is set in the bottom of left slider 10 and right slide block 13, at the upper surface of bottom plate, groove is set, muscle slides in a groove, also can adopt other the mode that is slidably connected, such as guide rail coordinates with groove.As shown in figure 12, the top of mandrel holder locating module 14 has a groove between two parties, for accommodating mandrel holder 4.The top of mandrel holder locating module 14 also has two inclined-planes, described two inclined-planes and groove adjacent, two inclined-planes symmetrical along the longitudinal center face of mandrel holder locating module 14 (described longitudinal center face be positioned at mandrel holder locating module 14 center and perpendicular to its bottom surface, and along vertically penetrating the direction of Figure 12 place paper), and the angle J between two inclined-planes and mandrel holder locating module 14 bottom surface and angle K, be 45 to 55 degree, be preferably 50 degree.
As shown in Figure 6, left slider 10 has an inclined plane, and the angle E between described inclined plane and bottom surface 35 to 45 spends, and is preferably 40 degree.Described inclined plane has a groove, can slide along the direction of described inclined plane in the bottom of left broken nail stamping knife 11 in described groove, left broken nail stamping knife 11 perpendicular to described inclined plane, also perpendicular to described groove.Left slider 10 also has one and is pushed into face, described in be pushed into face and match with the pressure surface bottom left slider push rod 7, described in be pushed into face and pressure surface is inclined-plane.Identical with it, right slide block 13 has an inclined plane, and the angle F between described inclined plane and bottom surface 35 to 45 spends, and is preferably 40 degree.Described inclined plane has a groove, can slide along the direction of described inclined plane in the bottom of right broken nail stamping knife 12 in described groove, right broken nail stamping knife 12 perpendicular to described inclined plane, also perpendicular to described groove.Right slide block 13 also has one and is pushed into face, described in be pushed into face and match with the pressure surface bottom right slide block push rod 8, described in be pushed into face and pressure surface is inclined-plane.
As shown in Figure 8, Figure 9, the inclined plane of right slide block 13 has a groove, and described groove can be dovetail groove.Right broken nail stamping knife 12 has the bottom with described groove fit, that is, the shape of described bottom and described fit depressions.When described groove is dovetail groove, the bottom of right broken nail stamping knife 12 is the swallow-tail form coordinated with it.Can slide in the bottom of right broken nail stamping knife 12 in the groove of the inclined plane of right slide block 13, namely right broken nail stamping knife 12 can slide in the inclined plane of right slide block 13.The groove of left slider 10 inclined plane is identical with shape with the structure of the groove of right slide block 13 inclined plane, identical with shape with the structure bottom right broken nail stamping knife 12 bottom left broken nail stamping knife 11, can slide in the bottom of left broken nail stamping knife 11 in the groove of left slider 10 inclined plane, namely left broken nail stamping knife 11 can slide in the inclined plane of left slider 10, does not repeat at this.The material of left broken nail stamping knife 11, right broken nail stamping knife 12 is SKD11, and wherein SKD11 is the Japanese high-speed tool steel trade mark.Material SKD11 ensure that the basic hardness of left broken nail stamping knife 11 and right broken nail stamping knife 12, and after Overheating Treatment, the hardness of left broken nail stamping knife 11 and right broken nail stamping knife 12 is HRC55 to HRC60.The hardness being the pure titanium of TA1 or TA2 due to the trade mark is HRC12 to HRC20, and therefore the hardness of left broken nail stamping knife 11 and right broken nail stamping knife 12 is the hardness of the titanium silk 2 of TA1 or TA2 far above material.
In the groove of right slide block 13 inclined plane, be provided with a spring (not shown).The centre on the top of groove is fixed in one end of described spring, and the other end is fixed on the centre bottom right broken nail stamping knife 12.Described spring is arranged along the direction being parallel to inclined plane.When right broken nail stamping knife 12 along the inclined plane of right slide block 13 obliquely upward to when moving, described spring is compressed, for the reset of right broken nail stamping knife 12 provides restoring force.Also a spring (not shown) is provided with in the groove of left slider 10 inclined plane, for left slider 10 and left broken nail stamping knife 11, the fixed position of the setting position of described spring, direction and two ends is identical with right broken nail stamping knife 12 with right slide block 13, does not repeat them here.For avoiding the length of accompanying drawing long, the spring in the groove of above-mentioned right slide block 13 inclined plane and in the groove of left slider 10 inclined plane is without diagram, and those skilled in the art, according to the content of foregoing description, can learn the concrete setting position of two springs.
As shown in Figure 10, Figure 11, the first return facilities 15 comprises back-moving spring 17, screw rod 18, locating piece 19 and adjusting nut 20.Locating piece 19 is connected with lower bolster 24, in whole punching process, keep motionless.One end of screw rod 18 is arranged with back-moving spring 17, and adjusting nut 20 is with screw rod 18 threaded engagement and suppress back-moving spring 17, can regulate the press power to back-moving spring 17, thus regulate the restoring force of the first return facilities 15 by rotating adjusting nut 20.The other end of screw rod 18 stretches out locating piece 19 and is threaded in the screw of right slide block 13, thus achieves the connection of right slide block 13 and the first return facilities 15.It should be noted that, above record be the connected mode of right slide block 13 and the first return facilities 15, left slider 10 is identical with it with the connected mode of the second return facilities 16.The structure of the second return facilities 16 is identical with the first return facilities 15 with composition.That is, return facilities comprises the first return facilities 15 and the second return facilities 16, is respectively right slide block 13 and left slider 10 provides restoring force.
The method of operating of the preparation facilities of anastomosis staple is as follows:
Anastomosis staple adopts titanium silk 2 to make, and the raw material of this titanium silk 2 are pure titanium, and the concrete trade mark is TA1 or TA2.With coil winding machine, titanium silk 2 is closely wound on plug 1.As depicted in figs. 1 and 2, plug 1 forms mandrel component 3 together with titanium silk 2 wound on it.As shown in Figure 3, Figure 4, mandrel component 3 is placed in the groove of mandrel holder 4, then mandrel holder 4 is placed in the groove of mandrel holder locating module 14.As shown in Figure 5 and Figure 6, cope match-plate pattern 23 drives left slider push rod 7 to move downward together with right slide block push rod 8 by upper mounted plate 25.Synchronous therewith, cope match-plate pattern 23 by spring and connecting plate 27 drive plug briquetting 9 also together with move downward.Now, be in the left slider 10 on bottom plate 26, right slide block 13 is in initial position and keeps motionless, the left broken nail stamping knife 11 coordinated with left slider 10, the right broken nail stamping knife 12 coordinated with right slide block 13 are also in initial position and keep motionless.
As shown in Figure 7, plug briquetting 9 continues to move downward under the drive of cope match-plate pattern 23, until be pressed on the titanium silk 2 that is wrapped on plug 1.Along with cope match-plate pattern 23 continue move downward, the spring between connecting plate 27 and cope match-plate pattern 23 starts to compress, and plug briquetting 9 is kept motionless and is compressed on titanium silk 2.Left slider push rod 7, right slide block push rod 8 are driven by cope match-plate pattern 23 and continue to move downward, left slider push rod 7 contacts with left slider 10 and coordinates, right slide block push rod 8 contacts with right slide block 13 and coordinates, left slider push rod 7 promotes that left slider 10 overcomes the restoring force of the second return facilities 16, right slide block push rod 8 promote right slide block 13 overcome the first return facilities 15 restoring force and in the horizontal direction to intermediary movements.Described horizontal direction is the left and right direction of paper in Fig. 7, and the direction that described horizontal direction and plug briquetting 9, left slider push rod 7 and right slide block push rod 8 move downward is perpendicular.Describedly refer to left slider 10 to intermediary movements, right slide block 13 draws close to mandrel holder locating module 14.Thus, left slider 10 drives left broken nail stamping knife 11 to carry out compound motion simultaneously, described compound motion for: left broken nail stamping knife 11 moves to (along direction shown in arrow in Fig. 7) obliquely upward along an inclined-plane on mandrel holder locating module 14 top; And, the bottom of left broken nail stamping knife 11 in the groove of the inclined plane of left slider 10 along described inclined plane obliquely upward to slip.Meanwhile, be arranged in the groove of left slider 10 inclined plane, between left slider 10 and left broken nail stamping knife 11 spring to be compressed.Right slide block 13 drives right broken nail stamping knife 12 also to carry out compound motion simultaneously, described compound motion for: right broken nail stamping knife 12 moves to (along direction shown in arrow in Fig. 7) obliquely upward along another inclined-plane on mandrel holder locating module 14 top; And, the bottom of right broken nail stamping knife 12 in the groove of the inclined plane of right slide block 13 along described inclined plane obliquely upward to slip, meanwhile, be arranged in the groove of right slide block 13 inclined plane, between right slide block 13 and right broken nail stamping knife 12 spring and compressed.
The nail tip angle of finished product anastomosis staple requires to be 35 to 45 degree, is preferably 40 degree, due to the nail tip angle with anastomosis staple mutually more than, two inclined-planes on mandrel holder 4 top and the angle of bottom surface are 45 to 55 and spend, and are preferably 50 degree.Further, two inclined-planes on mandrel holder locating module 14 top and the angle of bottom surface are also 45 to 55 and spend, and are preferably 50 degree.The bottom surface of mandrel holder 4, the bottom surface of mandrel holder locating module 14 are all and horizontal direction parallel.Because left broken nail stamping knife 11 and right broken nail stamping knife 12 move obliquely upward along two inclined-planes on mandrel holder locating module 14 top respectively, therefore the angle H between their direction of motion obliquely upward and horizontal direction and angle G 45 to 55 spends, and is preferably 50 degree.On the other hand, two inclined-planes on mandrel holder 4 top are equal with the corner dimension between horizontal direction with the angle of bottom surface, left broken nail stamping knife 11 and right broken nail stamping knife 12 two inclined-planes direction of motion obliquely upward respectively along mandrel holder locating module 14 top with two inclined-planes on the angle of bottom surface, mandrel holder locating module 14 top, be 45 to 55 degree, be preferably 50 degree, resistance when above-mentioned angular values ensure that the motion obliquely upward of left broken nail stamping knife 11 and right broken nail stamping knife 12 is less, fluent motion.Move to (along direction shown in arrow in Fig. 7) obliquely upward along the inclined-plane in two inclined-planes on mandrel holder locating module 14 top respectively along with left broken nail stamping knife 11 and right broken nail stamping knife 12, left broken nail stamping knife 11 and right broken nail stamping knife 12 thrust the titanium silk 2 be wound on plug 1.Left broken nail stamping knife 11, right broken nail stamping knife 12 are in advance through Overheating Treatment, and hardness is HRC55 to HRC60, and above-mentioned hardness, far above the hardness making anastomosis staple material therefor TA1 or TA2, ensure that the effect of punching.
As shown in Fig. 6, Fig. 7 and Figure 12, after plug briquetting 9 is pressed on titanium silk 2, an inclined-plane in two inclined-planes on the inclined-plane in two inclined-planes on the inclined-plane in two inclined-planes on mandrel holder locating module 14 top, mandrel holder 4 top, the top of plug 1, described three inclined-planes are in the same plane, and the angle of described plane and horizontal plane is 45 to 55 to spend, be preferably 50 degree.Described horizontal plane is along the left and right direction of Fig. 6, Fig. 7 and Figure 12 place paper.Equally, another inclined-plane in two inclined-planes on another inclined-plane in two inclined-planes on another inclined-plane in two inclined-planes on mandrel holder locating module 14 top, mandrel holder 4 top, the top of plug 1, described three inclined-planes are in the same plane, and the angle of described plane and horizontal plane is 45 to 55 to spend, be preferably 50 degree.Left broken nail stamping knife 11 and right broken nail stamping knife 12 are respectively along a plane motion in two described planes.It should be noted that, in order to more clearly represent that left and right broken nail stamping knife thrusts titanium silk, not plug briquetting 9 shown in Figure 12 and Figure 13.Apparently, thrust in the process of titanium silk 2 respectively at left broken nail stamping knife 11 and right broken nail stamping knife 12 along a plane motion in two described planes, plug briquetting 9 is pressed on the titanium silk 2 that is wrapped on plug 1 always.
Cope match-plate pattern 23 drives by hydraulic-driven, motor or the driving of other usual way in this area, and the predeterminable and control of controlled module of its stroke, control module can be PLC (Programmable Logic Controller).That is, the control of the controlled module of the stroke of upper die component.Or cope match-plate pattern 23 is installed on the drift of punch press, controlled the stroke of cope match-plate pattern 23 by the drift of punch press.After left broken nail stamping knife 11 and right broken nail stamping knife 12 thrust the titanium silk 2 be wound on plug 1, by the Stroke Control preset, cope match-plate pattern 23 reaches range and starts backhaul.Meanwhile, when reaching range, upper and lower membrane module cooperatively interacts in shape.After left broken nail stamping knife 11 and right broken nail stamping knife 12 thrust titanium silk 2, cope match-plate pattern 23 starts backhaul, left slider push rod 7, right slide block push rod 8 move upward and depart from the contact with left slider 10, right slide block 13 under the drive of upper mounted plate 25, and plug briquetting 9 moves upward and departs from the contact with titanium silk 2 surface under the drive of connecting plate 27.Then, left slider 10 and right slide block 13 reset to original position respectively under the restoring force effect of the second return facilities 16 and the first return facilities 15.Along with the reset of left slider 10, left broken nail stamping knife 11 carries out compound motion: left broken nail stamping knife 11 oliquely downward moves to (opposite direction along direction shown in arrow in Fig. 7) along an inclined-plane on mandrel holder locating module 14 top; And, the bottom of left broken nail stamping knife 11 in the groove of the inclined plane of left slider 10 along inclined plane oliquely downward to slip, simultaneously, be arranged in the groove of left slider 10 inclined plane, between left slider 10 and left broken nail stamping knife 11 spring to be released from compressive state, final left broken nail stamping knife 11 returns back to initial position.And, described spring discharges the elastic force produced just, make the bottom of left broken nail stamping knife 11 in the groove of left slider 10 inclined plane along inclined plane oliquely downward to slip, in conjunction with the supporting role on an inclined-plane on mandrel holder locating module 14 top, left broken nail stamping knife 11 is made to produce the compound motion resetted.Along with the reset of right slide block 13, right broken nail stamping knife 12 carries out compound motion: right broken nail stamping knife 12 oliquely downward moves to (opposite direction along direction shown in arrow in Fig. 7) along another inclined-plane on mandrel holder locating module 14 top; And the bottom of right broken nail stamping knife 12 in the groove of the inclined plane of right slide block 13 along inclined plane oliquely downward to slip, simultaneously, be arranged in the groove of right slide block 13 inclined plane, between right slide block 13 and right broken nail stamping knife 12 spring to be released from compressive state, final right broken nail stamping knife 12 returns back to initial position.And, described spring discharges the elastic force produced just, make the bottom of right broken nail stamping knife 12 in the groove of right slide block 13 inclined plane along inclined plane oliquely downward to slip, in conjunction with the supporting role on another inclined-plane on mandrel holder locating module 14 top, right broken nail stamping knife 12 is made to produce the compound motion resetted.
As shown in figure 13, after thrusting the titanium silk 2 on plug 1, the titanium silk 2 being positioned at plug top is swept away thus is formed the waste material 21 of U-shaped.In cope match-plate pattern 23 return stroke or after backhaul terminates, and reset in the process of original position or after resetting to initial position at left slider 10, right slide block 13, left broken nail stamping knife 11 and right broken nail stamping knife 12, artificial or by the waste material 21 of manipulator removing U-shaped, artificial or by manipulator, mandrel holder 4 is taken out from the groove of mandrel holder locating module 14, taken out from the groove of mandrel holder 4 by mandrel component 3, the titanium silk staying plug 1 bottom is finished product anastomosis staple 22 again.It should be noted that, several plug 1 can be set more, described several plug 1 is wound around titanium silk 2 in advance, in order to artificial or replaced the plug 1 thrusting titanium silk 2 by manipulator, thus form the punching process of circulation.
As shown in figure 14, because titanium silk 2 is closely wound in plug 1, two nail tip portions of the anastomosis staple after thrusting produce the power expanded outwardly due to stress, cause two of finished product anastomosis staple nail tip portions expand outwardly and form an opening angle L, and its numerical value can be 8 to 11 degree.Time in the nail bin being placed on stitching unstrument, described opening angle L makes anastomosis staple be compressed thus produces certain pressure to the sidewall of nail bin, makes anastomosis staple in nail bin, be extruded clamping and can not slippage.Two nail tip portions of anastomosis staple all have an inclined-plane, form a nail tip angle, the angle M namely in Figure 14 between the medial surface of the nail leg of described inclined-plane and anastomosis staple, are 35 to 45 degree, are preferably 40 degree.Described nail tip angle is conducive to anastomosis staple and more easily thrusts tissue.
Claims (15)
1. the preparation facilities of an anastomosis staple, comprise plug (1), mandrel holder (4) and broken nail punch die, it is characterized in that: the raw material of anastomosis staple are titanium silk (2), plug (1) is for being closely wound around titanium silk (2) thereon, mandrel holder (4) has one first groove, and described first groove is used for the accommodating described plug (1) being wound with described titanium silk (2), broken nail punch die comprises upper die component and lower mold assemblies, described upper die component comprises cope match-plate pattern (23), upper mounted plate (25), connecting plate (27), left slider push rod (7), right slide block push rod (8) and plug briquetting (9), described left slider push rod (7) is connected with described cope match-plate pattern (23) by fixed plate (25) with described right slide block push rod (8), described plug briquetting (9) is connected with described connecting plate (27), forms elasticity be connected between described connecting plate (27) with described cope match-plate pattern (23) by spring, described lower mold assemblies comprises mandrel holder locating module (14), left slider (10), right slide block (13), left broken nail stamping knife (11), right broken nail stamping knife (12), bottom plate (26) and lower bolster (24), described bottom plate (26) is connected with described lower bolster (24), described mandrel holder locating module (14) is connected with described bottom plate (26), described left slider (10) is positioned at the left side of described mandrel holder locating module (14), described right slide block (13) is positioned at the right side of described mandrel holder locating module (14), described left slider (10) and described right slide block (13) are all slidably connected with described bottom plate (26), described left broken nail stamping knife (11) and described left slider (10) are slidably connected, and described right broken nail stamping knife (12) and described right slide block (13) are slidably connected, described mandrel holder locating module (14) has one second groove, and described second groove is used for accommodating described mandrel holder (4), described left broken nail stamping knife (11) and described right broken nail stamping knife (12) are in advance through Overheating Treatment, and hardness is HRC55 to HRC60, the top that described first groove is positioned at described mandrel holder (4) is also placed in the middle, the top of described mandrel holder (4) also has two inclined-planes being adjacent to described first groove, described two inclined-planes are symmetrical along the longitudinal center face of described mandrel holder (4), and the angle between the bottom surface of described two inclined-planes and described mandrel holder (4) is 45 to 55 spends, described left slider (10) has one first inclined plane, and the first angle between the bottom surface of described first inclined plane and described left slider (10) is 35 to 45 to spend, described right slide block (13) has one second inclined plane, and the second angle between the bottom surface of described second inclined plane and described right slide block (13) is 35 to 45 to spend, the top that described second groove is positioned at described mandrel holder locating module (14) is also placed in the middle, the top of described mandrel holder locating module (14) also has two inclined-planes, two inclined-planes and described second groove on the top of described mandrel holder locating module (14) are adjacent, two inclined-planes on the top of described mandrel holder locating module (14) are symmetrical along the longitudinal center face of described mandrel holder locating module (14), and the angle between two inclined-planes on the top of described mandrel holder locating module (14) and the bottom surface of described mandrel holder locating module (14) is 45 to 55 and spends.
2. the preparation facilities of anastomosis staple as claimed in claim 1, it is characterized in that: described lower mold assemblies comprises return facilities (15 further, 16), and described return facilities (15,16) be two covers, the described left slider of a set of connection (10), the described right slide block (13) of another set of connection, is respectively described left slider (10) and described right slide block (13) provides restoring force.
3. the preparation facilities of anastomosis staple as claimed in claim 2, it is characterized in that: return facilities described in every suit (15,16) comprises back-moving spring (17), screw rod (18), locating piece (19) and adjusting nut (20); Described locating piece (19) is connected on described lower bolster (24), one end of described screw rod (18) is arranged with described back-moving spring (17), described adjusting nut (20) and described screw rod (18) threaded engagement also suppress described back-moving spring (17), by rotating described adjusting nut (20) to regulate the press power to described back-moving spring (17), the other end of described screw rod (18) stretches out described locating piece (19) and screws in the screw of described left slider (10) or in the screw of described right slide block (13).
4. the preparation facilities of the anastomosis staple as described in any one of claim 1-3, it is characterized in that: the cross section of described plug (1) is the combination of rectangle and isosceles trapezoid, the bottom of its cross section is rectangle, top is isosceles trapezoid, two base angle equal and opposite in directions of isosceles trapezoid, are 45 to 55 degree.
5. the preparation facilities of anastomosis staple as claimed in claim 4, is characterized in that: described two base angles are 50 degree.
6. the preparation facilities of anastomosis staple as claimed in claim 1, is characterized in that: the angle between two inclined-planes on the top of described mandrel holder (4) and the bottom surface of described mandrel holder (4) is 50 degree.
7. the preparation facilities of the anastomosis staple as described in any one of claim 1-3, is characterized in that: described first inclined plane has one the 3rd groove, slides in the bottom of described left broken nail stamping knife (11) in described 3rd groove; Described second inclined plane has one the 4th groove, slides in the bottom of described right broken nail stamping knife (12) in described 4th groove.
8. the preparation facilities of anastomosis staple as claimed in claim 7, is characterized in that: described first angle and the second angle are 40 degree.
9. the preparation facilities of anastomosis staple as claimed in claim 7, it is characterized in that: in described 3rd groove of described first inclined plane of described left slider (10), be provided with one first spring, the centre on the top of described 3rd groove is fixed in one end of described first spring, and the other end is fixed on the centre of the bottom of described left broken nail stamping knife (11); In described 4th groove of described second inclined plane of described right slide block (13), be provided with one second spring, the centre on the top of described 4th groove is fixed in one end of described second spring, and the other end is fixed on the centre of the bottom of described right broken nail stamping knife (12).
10. the preparation facilities of anastomosis staple as claimed in claim 1, is characterized in that: the angle between two inclined-planes on the top of described mandrel holder locating module (14) and the bottom surface of described mandrel holder locating module (14) is 50 degree.
The preparation facilities of 11. anastomosis staples as described in any one of claim 1-3, is characterized in that: the material of described titanium silk (2) is pure titanium.
The preparation facilities of 12. anastomosis staples as claimed in claim 11, is characterized in that: the trade mark of described pure titanium is TA1 or TA2.
The preparation facilities of 13. anastomosis staples as described in any one of claim 1-3, is characterized in that: the material of described left broken nail stamping knife (11) and described right broken nail stamping knife (12) is SKD11.
The preparation facilities of 14. anastomosis staples as described in any one of claim 1-3, is characterized in that: the preparation facilities of described anastomosis staple comprises control module further, for controlling the stroke of described upper die component.
The preparation facilities of 15. anastomosis staples as claimed in claim 14, is characterized in that: described control module is PLC.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210487973.3A CN102950234B (en) | 2012-11-23 | 2012-11-23 | Anastomosis nail preparation device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210487973.3A CN102950234B (en) | 2012-11-23 | 2012-11-23 | Anastomosis nail preparation device |
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| Publication Number | Publication Date |
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| CN102950234A CN102950234A (en) | 2013-03-06 |
| CN102950234B true CN102950234B (en) | 2015-01-28 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201210487973.3A Active CN102950234B (en) | 2012-11-23 | 2012-11-23 | Anastomosis nail preparation device |
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Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103639333B (en) * | 2013-11-26 | 2015-07-29 | 常州安康医疗器械有限公司 | Automatically around nailing machine |
| CN105640601B (en) * | 2016-04-08 | 2017-08-15 | 苏州奥芮济医疗科技有限公司 | Metal anastomotic nail absorbable in vivo and preparation method thereof |
| CN107900260B (en) * | 2017-05-02 | 2020-05-22 | 苏州越众生物科技有限公司 | Automatic production equipment for titanium nail sewed by anastomat |
| CN114346050B (en) * | 2021-11-25 | 2024-04-26 | 安徽铭旋汽车零部件有限公司 | Aluminum profile and punching device for manufacturing luggage rack cross rod |
| CN118403988B (en) * | 2024-06-25 | 2024-09-06 | 常州市朗轩斯精密机械有限公司 | Titanium nail processing cutting device with incision polishing function for anastomat |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN101062513A (en) * | 2006-04-30 | 2007-10-31 | 苏州天臣国际医疗科技有限公司 | Coiling method for making nails |
| JP5492097B2 (en) * | 2008-02-22 | 2014-05-14 | マイメディクス，インコーポレイテッド | Biostaple suitable for wrist, hand and other ligament replacement or repair |
| CN101766835A (en) * | 2010-02-01 | 2010-07-07 | 上海交通大学 | Metal anastomotic nail absorbable in vivo and preparation method thereof |
| CN201822882U (en) * | 2010-05-25 | 2011-05-11 | 薛绍兴 | Medical stapling anastomotic nail provided with prevention and treatment of wound infection effect |
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Address after: Dongsheng Road 214437 Jiangsu city of Jiangyin province No. 6 layer D3 Patentee after: Jiangsu wind and medical equipment Limited by Share Ltd Address before: Dongsheng Road 214437 Jiangsu city of Jiangyin province No. 6 layer D3 Patentee before: Jiangsu wind and medical equipment Co., Ltd |