CN104688321B - Integral type bone cement filling apparatuss with stirring and perfusion functional - Google Patents

Integral type bone cement filling apparatuss with stirring and perfusion functional Download PDF

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Publication number
CN104688321B
CN104688321B CN201510109489.0A CN201510109489A CN104688321B CN 104688321 B CN104688321 B CN 104688321B CN 201510109489 A CN201510109489 A CN 201510109489A CN 104688321 B CN104688321 B CN 104688321B
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stirring
push
syringe
bone cement
plane
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CN104688321A (en
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蔡金朝
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Anhui Bainuojia Medical Technology Co ltd
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ACME TEK MEDICAL DEVICES (SHENZHEN) Co Ltd
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Publication of CN104688321A publication Critical patent/CN104688321A/en
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    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61BDIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B17/00Surgical instruments, devices or methods, e.g. tourniquets
    • A61B17/56Surgical instruments or methods for treatment of bones or joints; Devices specially adapted therefor
    • A61B17/58Surgical 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
    • A61B17/88Osteosynthesis instruments; Methods or means for implanting or extracting internal or external fixation devices
    • A61B17/8802Equipment for handling bone cement or other fluid fillers
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61BDIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B17/00Surgical instruments, devices or methods, e.g. tourniquets
    • A61B17/56Surgical instruments or methods for treatment of bones or joints; Devices specially adapted therefor
    • A61B17/58Surgical 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
    • A61B17/88Osteosynthesis instruments; Methods or means for implanting or extracting internal or external fixation devices
    • A61B17/8802Equipment for handling bone cement or other fluid fillers
    • A61B17/8833Osteosynthesis tools specially adapted for handling bone cement or fluid fillers; Means for supplying bone cement or fluid fillers to introducing tools, e.g. cartridge handling means
    • A61B17/8836Osteosynthesis tools specially adapted for handling bone cement or fluid fillers; Means for supplying bone cement or fluid fillers to introducing tools, e.g. cartridge handling means for heating, cooling or curing of bone cement or fluid fillers
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61FFILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS
    • A61F2/00Filters implantable into blood vessels; Prostheses, i.e. artificial substitutes or replacements for parts of the body; Appliances for connecting them with the body; Devices providing patency to, or preventing collapsing of, tubular structures of the body, e.g. stents
    • A61F2/02Prostheses implantable into the body
    • A61F2/30Joints
    • A61F2/46Special tools or methods for implanting or extracting artificial joints, accessories, bone grafts or substitutes, or particular adaptations therefor
    • A61F2/4601Special tools or methods for implanting or extracting artificial joints, accessories, bone grafts or substitutes, or particular adaptations therefor for introducing bone substitute, for implanting bone graft implants or for compacting them in the bone cavity
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61FFILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS
    • A61F2/00Filters implantable into blood vessels; Prostheses, i.e. artificial substitutes or replacements for parts of the body; Appliances for connecting them with the body; Devices providing patency to, or preventing collapsing of, tubular structures of the body, e.g. stents
    • A61F2/02Prostheses implantable into the body
    • A61F2/30Joints
    • A61F2/46Special tools or methods for implanting or extracting artificial joints, accessories, bone grafts or substitutes, or particular adaptations therefor
    • A61F2/4644Preparation of bone graft, bone plugs or bone dowels, e.g. grinding or milling bone material
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01FMIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
    • B01F35/00Accessories for mixers; Auxiliary operations or auxiliary devices; Parts or details of general application
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61BDIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B17/00Surgical instruments, devices or methods, e.g. tourniquets
    • A61B17/56Surgical instruments or methods for treatment of bones or joints; Devices specially adapted therefor
    • A61B17/58Surgical 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
    • A61B17/88Osteosynthesis instruments; Methods or means for implanting or extracting internal or external fixation devices
    • A61B17/8802Equipment for handling bone cement or other fluid fillers
    • A61B17/8833Osteosynthesis tools specially adapted for handling bone cement or fluid fillers; Means for supplying bone cement or fluid fillers to introducing tools, e.g. cartridge handling means
    • A61B2017/8838Osteosynthesis tools specially adapted for handling bone cement or fluid fillers; Means for supplying bone cement or fluid fillers to introducing tools, e.g. cartridge handling means for mixing bone cement or fluid fillers

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  • Health & Medical Sciences (AREA)
  • Orthopedic Medicine & Surgery (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Animal Behavior & Ethology (AREA)
  • Public Health (AREA)
  • Engineering & Computer Science (AREA)
  • Biomedical Technology (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Surgery (AREA)
  • Transplantation (AREA)
  • Veterinary Medicine (AREA)
  • General Health & Medical Sciences (AREA)
  • Medical Informatics (AREA)
  • Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
  • Physical Education & Sports Medicine (AREA)
  • Molecular Biology (AREA)
  • Cardiology (AREA)
  • Oral & Maxillofacial Surgery (AREA)
  • Vascular Medicine (AREA)
  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Surgical Instruments (AREA)

Abstract

The present invention relates to the integral type bone cement filling apparatuss in medical instruments field, this filling apparatus includes syringe, push-and-pull assembly and mixing component, the front end of syringe is detachably connected with the plug component for playing sealing process, the rear end of syringe is detachably connected with the grip assembly for hand-held, push-and-pull assembly includes push-pull bar, push and pull bar and the piston with sealing ring, and mixing component includes puddler, stirring handle and stirring sheet.The two ends of syringe are respectively arranged with mixing component and push-and-pull assembly, stirring and push-and-pull perfusion action can be completed in same syringe, perforator is installed after the completion of stirring can be irrigated, avoid also avoiding modulating the waste that bone cement brings again because while bone cement drippage produces pungent abnormal flavour outside, shorten operating time, alleviate the burden of doctor so that doctor is easily accomplished the operations in operation, decrease the accident in operation, be conducive to improving surgical quality.

Description

Integral type bone cement filling apparatuss with stirring and perfusion functional
Technical field
The present invention relates to medical instruments field and in particular to stirring and perfusion functional integral type bone cement filling apparatuss.
Background technology
It is often necessary to be irrigated to patient after by bone cement stirring in bone surgery, and the stirring of bone cement and filling Note process is more complicated, needs doctor that the characteristic of bone cement is known, and can seize the opportunity exactly in operation, but due to The self property of bone cement is determined, operating process only has short a few minutes, and stirring and perfusion link are all comparatively short, easily The uneven situation of stirring occurs.
Additionally, whole operation process is in a hurry, the skill of doctor and degree of concentrating are required very high, and surgery situation Again complicated and changeable, careless slightly may hold the bad best opportunity, bone cement have to be re-modulated, this adds increased patient's Misery, and doctor also needs to experience once above-mentioned operating process again, and work load is well imagined;And re-modulate bone water Mud also result in the waste of material.
Existing bone cement stirring mode is divided into two kinds, and one kind is manually to be stirred, and is held at one by artificial Carried out with stirring rod in device, easily appearance stirring is uneven, and viscosity is not easily controlled, and affects stirring efficiency.Another It is to need to coordinate motor to be stirred, need motor and the control chamber to motor control, and the vacuum equipment of evacuation, its knot Structure is complicated, is not easy to use in operative site.
Content of the invention
Invention purpose be solve disadvantages described above, a kind of integral type bone cement filling apparatuss are provided, its be provided simultaneously with stirring and Perfusion functional, can complete in same bone cement filling apparatuss, improve work efficiency.
The purpose of the present invention is achieved in the following ways:
With the integral type bone cement filling apparatuss of stirring and perfusion functional, this filling apparatus includes syringe, push-and-pull assembly and stirring Assembly.
Wherein, the front end of syringe is open front, and rear end is the after-opening with open front conducting, and the front end of syringe is removably It is connected with the plug component for playing sealing process, the center of this plug component offers the front through hole with open front conducting, The rear end of syringe is detachably connected with the grip assembly for hand-held, and the center of this grip assembly offers and after-opening The rear through hole of conducting.
Push-and-pull assembly is used for manual withdrawal liquid medicine or pushes the bone cement that completes of stirring, push-and-pull assembly include push-pull bar, Push and pull bar and the piston with sealing ring, piston penetrates the inside of syringe and can move in syringe, and the front end of piston is buckle Portion, the rear end of piston is installation portion, and the front end of push-pull bar penetrates after-opening and extends into the inside of syringe, and the peace with piston Dress portion is attached, and the rear end of push-pull bar is connected with push and pull bar.
Mixing component completes operating process for manual operation, and mixing component includes puddler, stirring handle and stirring sheet, Stirring sheet is arranged on the inside of syringe and is removably clamped on the clamping part of piston, and the center of stirring sheet is provided with to be stirred for connecting Mix the locating interface of bar, the rear end of puddler penetrates open front and extends into the inside of syringe, and connects with the positioning of stirring sheet Mouth carry out detachably connected, the front end of puddler with stir handle be connected.What deserves to be explained is, during original state, that is, When being not added with powder and liquid medicine, stirring sheet and puddler are in not-connected status, and stirring sheet is clamped on the clamping part of piston always, After having added powder and liquid medicine, (two kinds of situations, one kind is that medicated powder is directly encapsulated in syringe, only needs suction liquid medicine.Another kind of It is again interpolation medicated powder, and suction liquid medicine.The first situation is preferred.) penetrating puddler from open front again, puddler is worn simultaneously Cross plug component, last carry out with stirring sheet being spirally connected fixing after can implement stirring work.
In described above, as preferred scheme, described grip assembly by handle lid and is arranged at handle lid portion inside Screw thread facing constitute, the center of screw thread facing is provided with the thread bush hole with after-opening conducting, and the surface of described push-pull bar is provided with Screw thread with the pairing of thread bush hole.Push-pull bar completes, with the cooperation of screw thread facing, the push pull maneuver that helicitic texture engages, that is, clockwise During rotating sliding handle, push-pull bar threadingly promotes piston forward, and during rotate counterclockwise push and pull bar, push-pull bar is threadingly backward Pull piston, simple operation, and operating process does not stress, easily and easily grasp.
In described above, as preferred scheme, being additionally provided between described handle lid and screw thread facing can be sliding in front and back Dynamic slip body, the center of slip body is provided with the central through hole with after-opening conducting.Setting inside the front end of slip body There is the cavity for accommodating screw thread facing, leave for the space to the activity of screw thread facing in this cavity, the inwall of this cavity sets Have two the first relative inclined-planes, screw thread facing by relatively fitting and respectively the upper shell of band one side of something screw thread and lower shell are constituted, on Facing is combined as the thread bush hole completing with the half of screw thread of lower shell, and is provided with bullet between upper shell and lower shell Spring, spring is used for being separated upper shell with lower shell, and upper shell is equipped with and the first inclined-plane with the outer surface of lower shell Incline direction identical second inclined-plane.
The outside that the rear end of slip body extends to handle lid backward forms slide end, for operating slip body Slide in front-rear direction.When the first inclined-plane slides toward the direction away from the second inclined-plane, the bottom on the first inclined-plane and the second inclined-plane Top contact, thus compressing upper shell and lower shell, now upper shell and lower shell are in fit-state, form complete spiral shell Stricture of vagina covers hole, closes for the threaded engagement with push-pull bar, can achieve and rotate clockwise or counter-clockwise push and pull bar.When the first inclined-plane When slip in the direction on past second inclined-plane relatively, under the reset response of spring, the first inclined-plane is fitted with the second inclined-plane, so that Upper shell is separated with lower shell, and upper shell is not contacted with push-pull bar after being separated with lower shell, now can achieve and directly pushes away manually Pull and make, manually directly operate push and pull bar.
In described above, preferred scheme, the rear end at described slide end is provided with raised outer, slide end Periphery is also set with knob lid, and the periphery at slide end is respectively equipped with, with the medial surface of knob lid, the rotation being mutually paired Stopper slot and rotary spacing card column, raised outer is withstood in the rear end of knob lid, and the front end of knob lid is provided with holds for penetrating The rotation guide post of lid rear end, when twisting knob lid, knob lid can move toward fore-and-aft direction, and knob lid is simultaneously Slip body is driven to slide.
In described above, the scheme of more choosing, described first inclined-plane is all downward-sloping from rear end forward end with the second inclined-plane, rotation The front end of button lid and the rear end in contact of handle lid, when twisting knob lid backward, knob lid drives slip cap simultaneously Body slides backward, and upper shell is fitted with lower shell, conversely, when twisting forward knob lid, knob lid drives slip simultaneously Body forward slip, upper shell is separated under the reset response of spring with lower shell.
In described above, as preferred scheme, the front end of described syringe is detachably connected with and adds medicine for auxiliary The drug feeding device of water, first disassembles plug component using during drug feeding device.This drug feeding device is made up of sleeve and knob handle, sleeve Front end be front access opening for installing liquid medicine bottle, be provided with front access opening for being locked the first of liquid medicine bottle body Sleeve pipe, knob handle is rotatablely arranged at the top of sleeve, and knob handle can achieve that 180 degree is reversed, the bottom of knob handle It is provided with the second sleeve pipe for the liquid medicine bottle bottleneck top that is locked, the rear end of sleeve is the rear access for being sleeved on syringe front end Opening, accesses afterwards in opening and is provided with liquid medicine accumulator tank for containing liquid medicine, the bottom of liquid medicine accumulator tank be for front open The funnel-form liquid medicine connector that mouth is tightly connected.When installing liquid medicine bottle, first sleeve and the second sleeve pipe are same straight line setting, Liquid medicine bottle bottleneck top is locked in the second sleeve pipe, when manual operation knob handle, drive simultaneously second sleeve pipe rotate, when turn When moving certain angle, thus breaking the bottleneck of off-drug water bottle, liquid medicine flows in liquid medicine accumulator tank, then by operating push and pull bar handle Liquid medicine suction is to syringe.
In described above, preferred scheme, described plug component includes plug main body, silica gel sealing ring and plug cover, The rear end of plug main body is the nipple being fixed on syringe front end for being spirally connected, and the front end of plug main body is provided with circular mounting Groove, silica gel sealing ring is arranged in mounting groove, and plug cover closure is combined in the opening of mounting groove, and puddler movably penetrates stifled Skull, silica gel sealing ring and plug main body.Due to using needing during drug feeding device first plug component to be disassembled, in order to avoid tearing open Loss after unloading, the therefore front end in syringe are provided with connection ring, and the other end of connection ring is connected with plug cover.
In described above, as preferred scheme, the clamping part of piston includes two buckle slots, and the outside of stirring sheet is provided with Two are used for pairing and are clamped on card tooth in buckle slot, and Ka Ya and buckle slot are interference fastening structure, and connecting after puddler can be to Before can easily stirring sheet be proposed, conversely, stirring sheet can be clamped in buckle slot for backward operation.Described stirring sheet is two-sided stirring Mix structure, including just stirring raised face (RF) and anti-stirring raised face (RF), just stirring raised face (RF) and be spiral type knot with anti-stirring raised face (RF) Structure, and be provided with to penetrate on stirring sheet surface and just stir raised face (RF) and the anti-poke hole stirring raised face (RF), two-sided stirring structure can Increase stirring area, and coordinate poke hole such that it is able to significantly improve stirring efficiency.
In described above, preferred scheme, the installation portion of piston includes connecting platform, the front end of push-pull bar be provided with for It is clamped on the card cap in connecting platform, and is provided with the installing port for penetrating card cap in the side of connecting platform, card cap is from installation Mouth is clamped in connecting platform after entering.
In described above, as preferred scheme, described syringe is transparent or semi-transparent configuration, and in the setting of its surface There is graduation mark.
Have the beneficial effect that produced by the present invention:
1) two ends of syringe are respectively arranged with mixing component and push-and-pull assembly, can complete to stir and fill in same syringe Note action, can be mounted directly perforator after the completion of stirring can be irrigated at once, also avoid bone cement to be dropped in it simultaneously It is local, bad cleaning after leading to taste to be pungent and solidifying quickly, and this integral structure is prevented from bone cement before perfusion Solidification, it is to avoid the waste that modulation bone cement brings again, shortens operating time, alleviates the burden of doctor so that doctor holds It is readily accomplished the operations in operation, decreases the accident in operation, be conducive to improving surgical quality;
2) compared with the prior art of hand operated mixing, come real by way of freely operating stirring handle rotation or push-and-pull Existing hand operated mixing, makes stirring sheet mixing effect more preferably, bone cement integrally stirs evenly, and stirring efficiency is higher, more saves time;
3) it is not necessary to additional power source compared with the prior art of electric stirring, and overall structure is simple, compact, Integral operational, simple and convenient during operation, pole is applied to operative site and uses.
Brief description
Fig. 1 is the front view installing mixing component state in the embodiment of the present invention;
Fig. 2 is the profile in A-A direction in Fig. 1;
Fig. 3 is the structural decomposition diagram installing mixing component state in the embodiment of the present invention;
Fig. 4 is the top view installing drug feeding device state in the embodiment of the present invention;
Fig. 5 is the profile in B-B direction in Fig. 4;
Fig. 6 is the structural decomposition diagram installing drug feeding device state in the embodiment of the present invention;
In figure, 1 is syringe, and 2 is plug component, and 3 is push-pull bar, and 4 is push and pull bar, and 5 is piston, and 6 is puddler, and 7 are Stirring handle, 8 is stirring sheet, and 9 is upper shell, and 10 is lower shell, and 11 is spring, and 12 is to cover on handle, and 13 is handle lower cover, 14 For covering on knob, 15 is knob lower cover, and 16 is sleeve, and 17 is knob handle, and 18 is closure, and 19 is liquid medicine bottle, and 20 is liquid medicine Accumulator tank, 21 is upper sliding shoe, and 22 is downslide motion block, and 23 is plug main body, and 24 is silica gel sealing ring, and 25 is plug cover, and 26 are Connection ring, 27 is first sleeve, and 28 is the second sleeve pipe.
Specific embodiment
With specific embodiment, the present invention is described in further detail below in conjunction with the accompanying drawings.
The present embodiment, with reference to Fig. 1~Fig. 6, the integral type bone cement filling apparatuss that it is embodied as are provided simultaneously with stirring and fill Pouring functions, filling apparatuss include syringe 1, push-and-pull assembly and mixing component.
Wherein, the front end of syringe 1 is open front, and rear end is the after-opening with open front conducting, as illustrated, the present embodiment The rear and front end of syringe 1 be provided with the screw thread for being attached.Observe in time for the ease of during operation, the present embodiment Syringe 1 is transparent or semi-transparent configuration, and its surface is provided with graduation mark.It is removable that helicitic texture is passed through in the front end of syringe 1 It is connected with plug component 2 with unloading, the center of this plug component 2 offers the front through hole with open front conducting, the rear end of syringe 1 Grip assembly is detachably connected with by helicitic texture, the center of this grip assembly is offered after being turned on after-opening and penetrates Hole, grip assembly is easy to hand-held when being used for operating.
Push-and-pull assembly is used for manual withdrawal liquid medicine or pushes the bone cement that completes of stirring, push-and-pull assembly include push-pull bar 3, Push and pull bar 4 and the piston 5 with sealing ring.Piston 5 penetrates the inside of syringe 1 and can move in syringe 1, the front end of piston 5 For clamping part, the rear end of piston 5 is installation portion, and wherein, clamping part includes two buckle slots, and the front end of push-pull bar 3 is opened after penetrating Mouthful and extend into the inside of syringe 1, and be attached with the installation portion of piston 5, installation portion includes connecting platform, push-pull bar 3 Front end be provided with card cap for being clamped in connecting platform, and be provided with the installation for penetrating card cap in the side of connecting platform Mouthful, during installation, the installing port from side for the card cap is clamped in connecting platform after entering, you can realize the card of push-pull bar 3 and piston 5 It is close to and connects, the rear end of push-pull bar 3 is connected with push and pull bar 4.
Mixing component includes puddler 6, stirring handle 7 and stirring sheet 8, and stirring sheet 8 is arranged on the inside of syringe 1 and removable Be clamped on the clamping part of piston 5 with unloading, the outside of stirring sheet 8 be provided with two for match be clamped in buckle slot card tooth, block Tooth and buckle slot are interference fastening structure.The center of stirring sheet 8 is provided with the locating interface for connecting puddler 6, the present embodiment Locating interface be provided with screw thread, the rear end of puddler 6 penetrates open front and extends into the inside of syringe 1, the rear end of puddler 6 It is provided with the thread being spirally connected with the pairing of the screw thread of locating interface, and be removably spirally connected with the locating interface of stirring sheet 8, stirring The front end of bar 6 is connected with stirring handle 7.The stirring sheet 8 of the present embodiment is two-sided stirring structure, includes just stirring raised face (RF) and instead Stirring raised face (RF), is just stirring raised face (RF) and is being helical structure with anti-stirring raised face (RF), and is provided with stirring sheet 8 surface and just penetrates Stirring raised face (RF) is evenly distributed on edge with the anti-poke hole stirring raised face (RF), poke hole, and two-sided stirring structure can increase and stirs Noodles served with soy sauce, sesame butter, etc. amass, and coordinate poke hole such that it is able to significantly improve stirring efficiency.
The grip assembly of the present embodiment can achieve free push-and-pull with push-and-pull assembly and rotates freely two kinds of modes of operation.Cause This, grip assembly by handle lid and is arranged at the screw thread facing of handle lid portion inside and constitutes, the center of screw thread facing be provided with The thread bush hole of after-opening conducting, meanwhile, the surface of push-pull bar 3 is provided with screw thread, push-pull bar 3 and screw thread with the pairing of thread bush hole Facing cooperation completes the push pull maneuver of helicitic texture joint.
In order to can realize free push-and-pull and rotate freely two kinds of modes of operation simultaneously, between handle lid and screw thread facing Be additionally provided with can slide anteroposterior slip body, the center of slip body is provided with the central through hole with after-opening conducting, this slip Body matches fastening by upper sliding shoe 21 and downslide motion block 22 and forms.The front end of slip body is internally provided with for accommodating screw thread The cavity of facing, leaves for the space to the activity of screw thread facing in this cavity, the inwall of this cavity is provided with two relative the One inclined-plane, screw thread facing by relatively fitting and respectively the upper shell 9 of band one side of something screw thread and lower shell 10 are constituted, upper shell 9 and lower tooth The half of screw thread of set 10 combines as the thread bush hole completing, and is provided with spring 11 between upper shell 9 and lower shell 10 (being not drawn into spring in Fig. 3), spring 11 is used for being separated upper shell 9 with lower shell 10, and upper shell 9 is outer with lower shell 10 Surface is equipped with incline direction identical second inclined-plane with the first inclined-plane.As illustrated, the handle lid of the present embodiment includes Lid 12 and handle lower cover 13 on handle, on handle, lid 12 is mutually paired with handle lower cover 13 and is fastened and connected, and is easy to assemble.
For the ease of manual operation, the rear end of slip body extends to the outside formation slide of handle lid backward End, for operating slip body to slide in front-rear direction.The rear end at slide end is provided with raised outer, outside slide end Enclose and be also set with knob lid, as illustrated, the knob lid of the present embodiment includes lid 14 and knob lower cover 15, knob on knob Carry out pairing between upper lid 14 and knob lower cover 15 to be fastened and connected.The medial surface of the periphery at slide end and knob lid is respectively It is provided with the rotary spacing groove being mutually paired and rotary spacing card column, raised outer is withstood in the rear end of knob lid, knob lid Front end is provided with the rotation guide post for penetrating handle lid rear end, and when twisting knob lid, knob lid can be toward front and back To movement, knob lid drives slip body to slide simultaneously.
First inclined-plane of the present embodiment is all downward-sloping from rear end forward end with the second inclined-plane, the front end of knob lid with hold Rear end in contact lid.When twisting knob lid backward, knob lid drives slip body to slide backward simultaneously, and now One inclined-plane and then slides toward the direction away from the second inclined-plane, and the top contact on the bottom on the first inclined-plane and the second inclined-plane, thus press Tight upper shell 9 and lower shell 10, now upper shell 9 and lower shell 10 be in fit-state, form complete thread bush hole, be used for Close with the threaded engagement of push-pull bar 3, can achieve and rotate clockwise or counter-clockwise push and pull bar 4.Conversely, knob ought be twisted forward During lid, knob lid drives slip body forward slip simultaneously, and the first inclined-plane slides toward the direction on the second inclined-plane relatively, in bullet Under the reset response of spring 11, the first inclined-plane is fitted with the second inclined-plane, so that upper shell 9 is separated with lower shell 10, upper shell 9 Do not contact with push-pull bar 3 after separating with lower shell 10, now can achieve direct Manual push-pull action, manually directly operate Push and pull bar 4.
In addition, for the ease of installing liquid medicine, the front end of syringe 1 is detachably connected with the dosing adding liquid medicine for auxiliary Device, first disassembles plug component 2 using during drug feeding device.Drug feeding device has preferable sealing function, opens liquid medicine during use After be prevented from liquid medicine volatilization bad smell, and integrated operation is convenient, safe and efficient.The drug feeding device of the present embodiment is by sleeve 16 Constitute with knob handle 17, the front end of sleeve 16 is the front access opening for installing liquid medicine bottle 19, and front access open surfaces are also It is provided with closure 18, in front access opening, be provided with the first sleeve 27 for liquid medicine bottle 19 body that is locked.Knob handle 17 It is rotatablely arranged at the top of sleeve 16, in order to increase sealing, the junction of knob handle 17 and sleeve 16 is provided with close Seal, knob handle 17 can achieve that 180 degree is reversed, and the bottom of knob handle 17 is provided with for the liquid medicine bottle 19 bottleneck top that is locked The second sleeve pipe 28, the rear end of sleeve 16 is the rear access opening for being sleeved on syringe 1 front end, afterwards access opening in be provided with For containing the liquid medicine accumulator tank 20 of liquid medicine, the bottom of liquid medicine accumulator tank 20 is the funnel-form medicine for being tightly connected with open front Water connector.Meanwhile, for the ease of extracting liquid medicine after using complete drug feeding device, it is provided with and drug feeding device in the outer surface of drug feeding device Inside conducting air-vent (not shown) such that it is able to guarantee liquid medicine can swimmingly suction to syringe 1.
Plug component 2 includes plug main body 23, silica gel sealing ring 24 and plug cover 25, the rear end of plug main body 23 be for It is spirally connected and is fixed on the nipple of syringe 1 front end, the front end of plug main body 23 is provided with circular mounting groove, and silica gel sealing ring 24 is installed In mounting groove, plug cover 25 closure 18 is combined in the opening of mounting groove, and puddler 6 movably penetrates plug cover 25, silica gel Sealing ring 24 and plug main body 23.Due to using needing during drug feeding device first plug component 2 to be disassembled, after dismounting Loss, the therefore front end in syringe 1 is provided with connection ring 26, and the other end of connection ring 26 is connected with plug cover 25.
The operating procedure of the integral type bone cement filling apparatuss of the present embodiment is as follows:
1) turn on grip assembly, come from syringe 1 rear end together with grip assembly, then from syringe by dismounting for push-and-pull assembly 1 after-opening adds stirring thing toward inside syringe 1, such as powder etc., finally again tightens grip assembly.When medicated powder is encapsulated in advance During to syringe (when medicated powder is built-in), omit this step;
2) turn on plug component 2, then drug feeding device is sleeved on the front end of syringe 1, make funnel-form liquid medicine connector and pin The open front of cylinder 1 seals and conducts connection, last manual operation knob handle 17, thus breaking the bottleneck of off-drug water bottle 19, liquid medicine stream Enter in liquid medicine accumulator tank 20;
3) by knob lid be switched to can free push-and-pull operation structure, then pull back push and pull bar 4, thus will In liquid medicine suction syringe 1 in liquid medicine accumulator tank 20, and it is screwed into plug component 2 again after drug feeding device is disassembled;
4) center from plug component 2 penetrates puddler 6, so that puddler 6 is extended into inside syringe 1, is aligned simultaneously simultaneously It is spirally connected fixation with stirring sheet 8, finally stirring sheet 8 is proposed from piston 5 front end, and operate stirring handle 7 to complete drawing and pulling type back and forth Stirring sheet 8 is clamped on piston 5 front end after the completion of stirring, then turns on puddler 6 by stirring and torsional mode stirring again;
5) in syringe 1 front end, perforator is installed after turning on plug component 2, after installation, operation push and pull bar 4 is directly used In operation perfusion use, light and high accuracy can be realized by knob lid free switching push-and-pull and two kinds of modes of operation of rotation Perfusion.
Above content is to further describe it is impossible to assert this with reference to specific preferred embodiment is made for the present invention Invention be embodied as be confined to these explanations.For general technical staff of the technical field of the invention, not On the premise of departing from present inventive concept, some simple deduction or replace can also be made, be regarded as protection scope of the present invention.

Claims (8)

1. the integral type bone cement filling apparatuss with stirring and perfusion functional are it is characterised in that this filling apparatus includes:
Syringe, its front end is open front, and rear end is the after-opening with open front conducting, and the front end of syringe is detachably connected with use In sealing process plug component, the center of this plug component offers the front through hole with open front conducting, after syringe End is detachably connected with the grip assembly for hand-held, and the center of this grip assembly is offered after being turned on after-opening Through hole;Grip assembly is made up of with the screw thread facing being arranged at handle lid portion inside handle lid, and the center of screw thread facing sets There is the thread bush hole with after-opening conducting;Be additionally provided between handle lid and screw thread facing can slide anteroposterior slip body, The center of slip body is provided with the central through hole with after-opening conducting, and the front end of slip body is internally provided with for accommodating screw thread The cavity of facing, the inwall of this cavity is provided with two the first relative inclined-planes, and screw thread facing is fitted and respectively carried half of spiral shell by relative The upper shell of stricture of vagina and lower shell are constituted, and are provided with spring between upper shell and lower shell, and spring is used for upper shell and lower tooth Set carries out separating, and the outer surface of upper shell and lower shell is equipped with incline direction identical second inclined-plane with the first inclined-plane, sliding The outside that the rear end of dynamic body extends to handle lid backward forms slide end, for operating slip body in front-rear direction Slide;When the first inclined-plane slides toward the direction away from the second inclined-plane, the top contact on the bottom on the first inclined-plane and the second inclined-plane, Thus compressing upper shell and lower shell, forming complete thread bush hole, closing for the threaded engagement with push-pull bar, when the first inclined-plane When slip in the direction on past second inclined-plane relatively, under the reset response of spring, the first inclined-plane is fitted with the second inclined-plane, so that Upper shell is separated with lower shell, and upper shell is not contacted with push-pull bar after being separated with lower shell;
Push-and-pull assembly, including push-pull bar, push and pull bar and the piston with sealing ring, piston penetrate syringe inside and can be in syringe Interior movement, the front end of piston is clamping part, and the rear end of piston is installation portion;The surface of push-pull bar is provided with and the pairing of thread bush hole Screw thread, the front end of push-pull bar penetrates after-opening and extends into the inside of syringe, and is attached with the installation portion of piston, push-and-pull The rear end of bar is connected with push and pull bar;
Mixing component, including puddler, stirring handle and stirring sheet, stirring sheet is arranged on inside and the removably clamping of syringe In the clamping part of piston, the center of stirring sheet is provided with the locating interface for connecting puddler, and the rear end of puddler is opened before penetrating Mouthful and extend into the inside of syringe, and with the locating interface of stirring sheet carry out detachably connected, the front end of puddler with stir Mix handle to connect.
2. according to claim 1 with stirring and perfusion functional integral type bone cement filling apparatuss it is characterised in that:Described cunning The rear end of dynamic operating side is provided with raised outer, and the periphery at slide end is also set with knob lid, the periphery at slide end It is respectively equipped with the rotary spacing groove being mutually paired and rotary spacing card column, the rear end top of knob lid with the medial surface of knob lid Live raised outer, the front end of knob lid is provided with the rotation guide post for penetrating handle lid rear end, when twisting knob lid When, knob lid can move toward fore-and-aft direction, and knob lid drives slip body to slide simultaneously.
3. according to claim 2 with stirring and perfusion functional integral type bone cement filling apparatuss it is characterised in that:Described One inclined-plane is all downward-sloping from rear end forward end with the second inclined-plane, the rear end in contact of the front end of knob lid and handle lid, when When twisting knob lid backward, knob lid drives slip body to slide backward simultaneously, and upper shell is fitted with lower shell.
4. the integral type bone cement filling apparatuss with stirring and perfusion functional, its feature according to claims 1 to 3 any one It is:The front end of described syringe is detachably connected with the drug feeding device adding liquid medicine for auxiliary, stifled using first during drug feeding device Head assembly disassembles, and this drug feeding device is made up of sleeve and knob handle, and the front end of sleeve is to connect before liquid medicine bottle for installing Enter opening, in front access opening, be provided with the first sleeve for the liquid medicine bottle body that is locked, knob handle is rotatablely arranged at The top of sleeve, the bottom of knob handle is provided with the second sleeve pipe for the liquid medicine bottle bottleneck top that is locked, and the rear end of sleeve is For being sleeved on the rear access opening of syringe front end, access the liquid medicine accumulator tank being provided with opening for containing liquid medicine, medicine afterwards The bottom of water accumulator tank is the funnel-form liquid medicine connector for being tightly connected with open front.
5. according to claim 4 with stirring and perfusion functional integral type bone cement filling apparatuss it is characterised in that:Described stifled Head assembly includes plug main body, silica gel sealing ring and plug cover, and the rear end of plug main body is to be fixed on syringe front end for being spirally connected Nipple, the front end of plug main body is provided with circular mounting groove, and silica gel sealing ring is arranged in mounting groove, plug cover closure It is combined in the opening of mounting groove, puddler movably penetrates plug cover, silica gel sealing ring and plug main body.
6. the integral type bone cement filling apparatuss with stirring and perfusion functional according to claims 1 or 2 or 3 or 5, its It is characterised by:The clamping part of piston includes two buckle slots, and the outside of stirring sheet is provided with two and is clamped on buckle slot for pairing Interior card tooth, described stirring sheet is two-sided stirring structure, including just stirring raised face (RF) and anti-stirring raised face (RF), is just stirring raised face (RF) It is helical structure with anti-stirring raised face (RF), and be provided with to penetrate on stirring sheet surface and just stir raised face (RF) and anti-stirring raised face (RF) Poke hole.
7. according to claim 6 with stirring and perfusion functional integral type bone cement filling apparatuss it is characterised in that:Piston Installation portion includes connecting platform, and the front end of push-pull bar is provided with the card cap for being clamped in connecting platform, and in connecting platform Side is provided with the installing port for penetrating card cap, and card cap is clamped in connecting platform after installing port entrance.
8. according to claim 7 with stirring and perfusion functional integral type bone cement filling apparatuss it is characterised in that:Described pin Cylinder is transparent or semi-transparent configuration, and its surface is provided with graduation mark.
CN201510109489.0A 2015-03-12 2015-03-12 Integral type bone cement filling apparatuss with stirring and perfusion functional Active CN104688321B (en)

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