CN202179705U - Piston type conveying container of liquid medicine - Google Patents
Piston type conveying container of liquid medicine Download PDFInfo
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- CN202179705U CN202179705U CN2011203081765U CN201120308176U CN202179705U CN 202179705 U CN202179705 U CN 202179705U CN 2011203081765 U CN2011203081765 U CN 2011203081765U CN 201120308176 U CN201120308176 U CN 201120308176U CN 202179705 U CN202179705 U CN 202179705U
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Abstract
The utility model discloses a piston type conveying container of liquid medicine, which mainly comprises a piston rod (1), a piston cylinder (2) and an output tube, wherein the output tube mainly comprises a tube nozzle (16) and the butt joint fixed end, an inner hole (3) communicated with the internal space of the piston cylinder (2) is produced in the output tube, the tube nozzle (16) is in the shape of a cylinder or a cone or a circular arc-shaped body or a sphere, a sealing part is connected on the tube nozzle (16), and a butt joint nut is connected at the butt joint fixed end. As the piston type conveying container of the liquid medicine changes a large-volume package to a small-volume disposable package according to the actual using situation of the liquid medicine, in particular to citric acid liquid medicine, the waste of the liquid medicine and the opportunity of cross infection among patients are effectively avoided; furthermore, as the piston type conveying container of the liquid medicine can push the piston rod (1) to extrude the liquid medicine in the piston cylinder (2) very smoothly and directly discharge the liquid medicine into a medical tube, other extraction tools are not required, and the use is very convenient.
Description
Technical field
This utility model relates to a kind of container that is used to store with delivery of medical liquid, particularly relates to a kind of piston type transport box that carries out the pipe sealing medicinal liquid of blood purification with the citric acid medicinal liquid that is mainly used in.
Background technology
At present; The medicinal liquid of required many types has all adopted jumbo container in many curative activities such as blood purification tube sealing, transfusion, because the pharmaceutical quantities that most of curative activities need extract is all very little, the disposable or utmost point uses medicinal liquid in the short time probability is quite low; Remaining most of medicinal liquid is because the ingress of air overlong time; Received pollution, so will soon be disposed as medical waste, the result has caused great waste; In addition,, can increase the chance of cross infection between the patient, influence patient's physical and mental health if a plurality of patient uses the medicinal liquid in the same container simultaneously.Particularly in carrying out blood purification tube sealing curative activity, only need about 3 milliliters citric acid medicinal liquid just can meet the demands, and the minimum capacity of existing citric acid medicinal liquid packaging bag is 200 milliliters, this has just formed huge contrast at every turn.
The utility model content
The technical problem that this utility model will solve be a kind of reduce the waste of medicinal liquid, disposable use, filling convenient, reduce outside air and suck, guarantee to carry quality of liquid medicine, can accurately control the piston type transport box of the medicinal liquid of input dose.
For solving the problems of the technologies described above; The piston type transport box of a kind of medicinal liquid of this utility model; Mainly form by piston rod, the outlet tube that is socketed in the piston cylinder on the piston rod right-hand member and is connected the piston cylinder right-hand member; Its outlet tube mainly is made up of vertical ozzle and the butt joint stiff end that is connected the ozzle left side, and the inside of outlet tube is shaped on the endoporus that is communicated with the piston cylinder inner space, the shape of said ozzle or ozzle right-hand member termination be shaped as any in cylinder, cone, circular arc body and the spheroid; On ozzle, be connected with sealing member, on the butt joint stiff end, be connected with connected nut.Said outlet tube is meant the part that is connected the piston cylinder right-hand member; The effect of said butt joint stiff end is to fix, support and locate connected nut, and connected nut through connecting butt joint stiff end and pipe joint, is docking together ozzle and pipe joint securely; Described ozzle be shaped as cylinder or cone, circular arc body, spheroid is meant that ozzle has single shape on the whole; Said ozzle right-hand member termination be shaped as cylinder or cone, circular arc body, spheroid is meant and does not consider ozzle left end portion shape that only the shape to ozzle right-hand member termination limits; Cone or circular arc body, spheroid form form a sealing ring more easily on the hole of pipe joint when butt joint; Said outer surface to connected nut is any in bright finish, ruled surface, reticulate pattern face and the polygon prism, ruled surface or reticulate pattern face, polygon prismatical to connected nut can more convenient operation firmly.
The piston type transport box of described a kind of medicinal liquid; Its butt joint stiff end is screw thread column jecket tail or is made up of outlet tube step that is connected the ozzle left side and the cylindrical tubes tail that is connected the outlet tube step left side, correspondingly connecting on the thread outer surface of screw thread column jecket tail bilateral to connected nut, cover is followed monolateral to connected nut on cylindrical tubes tail outer surface; Described bilateral inside to connected nut is a through hole, on bilateral total inner surface or two ends inner surface to the connected nut through hole, is shaped on screw thread; The described monolateral integral body that connected nut partly is made up of the rib of the female thread portion of right-hand member and left end; Rib is socketed on the cylindrical tubes tail outer surface through the sleeve joint hole of rib central authorities; The sleeve joint hole internal diameter of rib is greater than the external diameter of cylindrical tubes tail, less than the external diameter of outlet tube step, and monolateral aperture to connected nut right-hand member internal thread hole is greater than the external diameter of outlet tube step.Described screw thread column jecket tail is shaped as cylindric; Described bilateral to connected nut through the simultaneously thread outer surface of connecting thread column jecket tail and the thread outer surface of pipe joint, ozzle and pipe joint are docking together securely; Described monolaterally can on the cylindrical tubes tail outer surface between outlet tube step and the piston cylinder, slide to connected nut; Rely on the outlet tube step to monolateral fixing, support and positioning action to the connected nut rib; And, ozzle and pipe joint are docking together securely through monolateral thread outer surface to connected nut right-hand member female thread connection tube joint; Described monolateral to connected nut with bilateral connected nut is all flexible connection, when butt joint, need not rotate ozzle or pipe joint, just can the two be linked together securely.
The piston type transport box of described a kind of medicinal liquid connects sealing member and is any in sealing shroud, sealing paste, the sealing paste that has the hands tear tape, cecum end socket, plunger and the nut cap that sealing shroud, inner face central authorities are connected with a convex body plug on its ozzle; Described sealing shroud is socketed on the outer surface of ozzle; Insert in the endoporus at the top of described convex body plug, and the diameter of convex body plug bottom is greater than the aperture of endoporus; Described sealing paste is bonded on the end face of ozzle; Described cecum end socket is positioned at the endoporus top, and is connected in aggregates with ozzle; Described plunger is inserted in the endoporus; Described nut cap is threaded on the thread outer surface of ozzle, and the inner face of nut cap and the end face of ozzle fit together.Described sealing shroud relies on its tension force closely to be fitted on the outer surface of ozzle; Described convex body plug be shaped as cone, circular arc body or spheroid, convex body plug and sealing shroud are an integral body, the bottom of convex body plug is positioned at outside the endoporus because of the internal diameter of diameter greater than endoporus, the convex body plug can play the effect that strengthens sealing; Described sealing paste is bonded on the end face of ozzle, with the endoporus sealing of outlet tube; Described hands tear tape and sealing paste are an integral body, be active, be not bonded on the outlet tube, can promptly sealing paste be torn from the ozzle end face through it; Described cecum end socket and outlet tube are an integral body, and it makes the endoporus of outlet tube become blind hole; Described cone or circular arc body, spheroid form form a sealing ring easily on the hole of pipe joint when butt joint; The outer surface of said nut cap is any in bright finish, ruled surface, reticulate pattern face and the polygon prism, ruled surface or reticulate pattern face, the prismatical nut cap of polygon can more convenient operation firmly.
The piston type transport box of described a kind of medicinal liquid; It is equipped with diaphragm seal or convex body plug between the end face of the inner face of nut cap and ozzle; Described convex body plug is connected the inner face central authorities of nut cap, and the top of convex body plug screws in the endoporus, and the diameter of convex body plug bottom is greater than the aperture of endoporus.Described convex body plug be shaped as any in cone, circular arc body and the spheroid, convex body plug and nut cap are an integral body, the bottom of convex body plug is positioned at outside the endoporus because of the internal diameter of diameter greater than endoporus, the convex body plug can play the effect that strengthens sealing; Described diaphragm seal also can play the effect that strengthens sealing.
The piston type transport box of described a kind of medicinal liquid, it is connected with on right side of piston rod on the right-hand member outer surface of sealing-plug or piston rod and is socketed with sealing ring in piston cylinder.The said cross sectional shape that is connected with the piston rod of sealing-plug can be circle or rectangle, X font, I-shaped, cross, herringbone, and wherein X font or I-shaped, cross, herringbone section ratio are saved material.
The piston type transport box of described a kind of medicinal liquid, it is shaped on piston rod step and piston cylinder step respectively on the right-hand member of piston rod and piston cylinder.The effect of described piston rod step and piston cylinder step be handled easily firmly and control the mobile speed of piston rod at piston cylinder.
The piston type transport box of described a kind of medicinal liquid is wrapped in seal or sealing bag on the outer surface of its piston rod, piston cylinder, outlet tube and sealing member.Described seal has fixed shape for the sealing bag of softness, change of shape, to sealing intravital article the certain protection effect is arranged; Described piston cylinder is after intact medicinal liquid of fill and sealing, and reuse seal or sealing bag carry out the vacuum seal parcel.
The piston type transport box of described a kind of medicinal liquid, its piston cylinder inner space be 1～50 milliliter.But 1～50 milliliter of explosive payload that volume is a medicinal liquid of said piston cylinder, when institute's powder charge liquid was the citric acid medicinal liquid, 1～5 milliliter of citric acid dose can be used for the blood purification tube sealing, and 5～50 milliliters can be used for transfusion and wait other many curative activities.
The piston type transport box of described any medicinal liquid, the length of its ozzle are more than or equal to the length of pipe joint mating holes, and the ozzle external diameter of the external diameter of ozzle or ozzle and pipe joint mating holes mating part is less than or equal to the aperture of pipe joint mating holes.This version of said ozzle, promptly ozzle is inserted in the pipe joint mating holes and when being fitted in the inner face of pipe joint mating holes, can in use limits sneaking into of outside air to greatest extent, has guaranteed to carry the quality of medicinal liquid.
The piston type transport box of described any medicinal liquid; Being shaped as of its ozzle is cylindric; On outlet tube, ozzle is interconnecting seal body with docking between the stiff end, described seal body be shaped as any in cone, circular arc body and the spheroid.Described seal body be shaped as cone or circular arc body, spheroid is identical with the above content; The combination of said cylindric ozzle and seal body can form a sealing ring by seal body on the hole of pipe joint, can rely on the cylindric ozzle that is inserted in the pipe joint to strengthen the stability of butt joint again.
Because this utility model is according to medicinal liquid, the particularly actual operating position of citric acid medicinal liquid, changes capacious packing into volume little, disposable container, thereby avoided the chance of cross infection between waste and the patient of medicinal liquid effectively; Because being connected of this utility model ozzle and pipe joint is tight, makes outside air not get into easily, guaranteed to carry the quality of medicinal liquid; Again because this utility model need not rotate ozzle and pipe joint; Through just can the two being linked together securely to connected nut; Thereby successfully promote the medicinal liquid in the piston rod extrusion piston cylinder; Directly medicinal liquid is drained in the medical tube, no longer needs other extraction tools, thus use not only convenient, but also can accurately control the dose that is drained in the medical tube.
Description of drawings
Below in conjunction with the accompanying drawing and the specific embodiment this utility model is done further detailed explanation.
Fig. 1 is the main cutaway view of this utility model embodiment one;
Fig. 2 is the main cutaway view of this utility model embodiment two;
Fig. 3 is the main cutaway view of this utility model embodiment three;
Fig. 4 is the main cutaway view of this utility model embodiment four;
Fig. 5 is the main cutaway view of this utility model embodiment five;
Fig. 6 is the main cutaway view of this utility model embodiment six;
Fig. 7 is the main cutaway view of this utility model embodiment seven;
Fig. 8 is the main cutaway view of this utility model embodiment eight;
Fig. 9 is the main cutaway view of this utility model embodiment nine;
Figure 10 is the main cutaway view of this utility model embodiment ten;
Figure 11 is the main cutaway view of this utility model embodiment 11;
Figure 12 is the main cutaway view of this utility model embodiment 12;
Figure 13 is the main cutaway view of this utility model embodiment 13;
Figure 14 be this utility model embodiment 14 piston rods and piston cylinder syndeton part main cutaway view;
Figure 15 be this utility model embodiment 15 piston rods and piston cylinder syndeton part main cutaway view;
Figure 16 for this utility model with bilateral user mode cutaway view when connected nut is carried out the blood purification tube sealing;
Figure 17 for this utility model with monolateral user mode cutaway view when connected nut is carried out the blood purification tube sealing.
Identify among the figure: 1-piston rod, 2-piston cylinder, 3-endoporus, 4-sealing shroud, 5-convex body plug, 6-sealing paste; 7-hands tear tape, 8-cecum end socket, 9-is bilateral to connected nut, 10-screw thread column jecket tail, the 11-nut cap, 12-is monolateral to connected nut; 13-outlet tube step, 14-cylindrical tubes tail, 15-plunger, 16-ozzle, 17-seal body, 18-diaphragm seal; 19-piston rod step, 20-piston cylinder step, 21-sealing-plug, 22-sealing ring, 23-pipe joint, 24-pipe joint mating holes.
The specific embodiment
Embodiment one: as shown in Figure 1; This utility model mainly by cross sectional shape be circular piston rod 1, the outlet tube that is socketed in the piston cylinder 2 on piston rod 1 right-hand member and is connected piston cylinder 2 right-hand members forms; The volume of piston cylinder 2 is 4 milliliters; The endoporus 3 that the inside of outlet tube is shaped on piston cylinder 2 inner spaces are communicated with, diameter is φ 1.5; Outlet tube is interconnected by the screw thread column jecket tail 10 of ozzle of cone shape 16 and cylindrical shape and forms; The minimum outer diameter of cone shape ozzle 16 is that φ 3, maximum outside diameter are φ 4.5, is connecting on the M8 thread outer surface of screw thread column jecket tail 10 that the total inner surface screw thread is all M8, outer surface is the bilateral to connected nut 9 of ruled surface, then sealing shroud 4 of cover on the outer surface of ozzle 16; Behind fill intact 3.5 milliliters or the 4 milliliters of medicinal liquids, piston rod 1, piston cylinder 2, ozzle 16, screw thread column jecket tail 10, bilateral to the whole outer surface of connected nut 9 and sealing shroud 4 on vacuum be wrapped in one deck seal or sealing bag.
When carrying out the blood purification tube sealing with the citric acid medicinal liquid; The sealing of elder generation's depressurization cover 4; The head of ozzle 16 is inserted in the pipe joint mating holes 24 that the aperture is φ 4, adopts method shown in figure 16, with bilateral to connected nut 9 the M8 thread outer surface of connecting thread column jecket tail 10 and the M8 thread outer surface of pipe joint 23 simultaneously; After ozzle 16 and pipe joint 23 be docking together securely, just can easily the citric acid medicinal liquid be injected in the blood purification pipe.
The ozzle 16 of present embodiment cone shape minimum outer diameter can be φ 3.6 for φ 3, maximum outside diameter, the length of ozzle 16 can be more than or equal to the length of pipe joint mating holes 24.
The shape of present embodiment ozzle 16 can be cylindric, and the external diameter of cylindric ozzle 16 is φ 3.5, and the length of ozzle 16 can be more than or equal to the length of pipe joint mating holes 24.
The shape of present embodiment ozzle 16 can also be circular arc body or spheroid, and the minimum outer diameter of circular arc body or spheroid ozzle 16 is that φ 3, maximum outside diameter are φ 4.5.
Embodiment two: as shown in Figure 2; On the basis of embodiment one; This utility model only is equipped with the convex body plug 5 of half spheroid form between ozzle 16 end faces and sealing shroud 4 inner faces; Described convex body plug 5 is connected sealing shroud 4 inner faces central authorities, and convex body plug 5 is an integral body with sealing shroud 4, and the maximum outside diameter of convex body plug 5 is φ 2; The head of convex body plug 5 is inserted in the endoporus 3 because of φ 1.5 internal diameters of diameter less than endoporus 3, and the bottom of convex body plug 5 is positioned at outside the endoporus 3 because of the internal diameter of diameter greater than endoporus 3.
The shape of present embodiment convex body plug 5 can be circular arc body or cone, the overall dimensions of circular arc body or cone convex body plug 5 should with the size of hemisphere shape convex body plug 5 roughly the same.
Execute example three: as shown in Figure 3; This utility model mainly by cross sectional shape be circular piston rod 1, the outlet tube that is socketed in the piston cylinder 2 on piston rod 1 right-hand member and is connected piston cylinder 2 right-hand members forms; The volume of piston cylinder 2 is 4 milliliters; The endoporus 3 that the inside of outlet tube is shaped on piston cylinder 2 inner spaces are communicated with, diameter is φ 1.5; Outlet tube is interconnected by the screw thread column jecket tail 10 of ozzle of cone shape 16 and cylindrical shape and forms, and the minimum outer diameter of cone shape ozzle 16 is that φ 3, maximum outside diameter are φ 4.5, is connecting on the M8 thread outer surface of screw thread column jecket tail 10 that the total inner surface screw thread is all M8, outer surface is the bilateral to connected nut 9 of ruled surface; Bonding sealing paste 6 on the end face of ozzle 16, sealing paste 6 is with endoporus 3 sealings; Behind fill intact 3.5 milliliters or the 4 milliliters of medicinal liquids, piston rod 1, piston cylinder 2, ozzle 16, screw thread column jecket tail 10, bilateral to the whole outer surface of connected nut 9 and sealing paste 6 on vacuum be wrapped in one deck seal or sealing bag.
When carrying out the blood purification tube sealing with the citric acid medicinal liquid; Elder generation's depressurization pastes 6 sealing; The head of ozzle 16 is inserted in the pipe joint mating holes 24 that the aperture is φ 4, adopts method shown in figure 16, with bilateral to connected nut 9 the M8 thread outer surface of connecting thread column jecket tail 10 and the M8 thread outer surface of pipe joint 23 simultaneously; After ozzle 16 and pipe joint 23 be docking together securely, just can easily the citric acid medicinal liquid be injected in the blood purification pipe.
The ozzle 16 of present embodiment cone shape minimum outer diameter can be φ 3.6 for φ 3, maximum outside diameter, the length of ozzle 16 can be more than or equal to the length of pipe joint mating holes 24.
The shape of present embodiment ozzle 16 can be cylindric, and the external diameter of cylindric ozzle 16 is φ 3.5, and the length of ozzle 16 can be more than or equal to the length of pipe joint mating holes 24.
The shape of present embodiment ozzle 16 can also be circular arc body or spheroid, and the minimum outer diameter of circular arc body or spheroid ozzle 16 is that φ 3, maximum outside diameter are φ 4.5.
Embodiment four: as shown in Figure 4, on the basis of embodiment three, this utility model only connects the hands tear tape 7 of a strip on sealing paste 6 planar any edges, and hands tear tape 7 is an integral body with sealing paste 6, hands tear tape 7 be active, be not bonded on the outlet tube.
Embodiment five: as shown in Figure 5; This utility model mainly by cross sectional shape be circular piston rod 1, the outlet tube that is socketed in the piston cylinder 2 on piston rod 1 right-hand member and is connected piston cylinder 2 right-hand members forms; The volume of piston cylinder 2 is 4 milliliters; The endoporus 3 that the inside of outlet tube is shaped on piston cylinder 2 inner spaces are communicated with, diameter is φ 1.5, outlet tube are interconnected by the screw thread column jecket tail 10 of ozzle of cone shape 16 and cylindrical shape and form, and the minimum outer diameter of cone shape ozzle 16 is that φ 3, maximum outside diameter are φ 4.5; Connecting on the M8 thread outer surface of screw thread column jecket tail 10 that the total inner surface screw thread is all M8, outer surface is the bilateral to connected nut 9 of ruled surface; On the end face of ozzle 16, connecting cecum end socket 8, cecum end socket 8 is an integral body with ozzle 16, and cecum end socket 8 makes endoporus 3 become blind hole; Behind fill intact 3.5 milliliters or the 4 milliliters of medicinal liquids, piston rod 1, piston cylinder 2, ozzle 16, screw thread column jecket tail 10, bilateral to the whole outer surface of connected nut 9 and cecum end socket 8 on vacuum be wrapped in one deck seal or sealing bag.
When carrying out the blood purification tube sealing with the citric acid medicinal liquid; Remove the sealing of cecum end socket 8 earlier; The head of ozzle 16 is inserted in the pipe joint mating holes 24 that the aperture is φ 4, adopts method shown in figure 16, with bilateral to connected nut 9 the M8 thread outer surface of connecting thread column jecket tail 10 and the M8 thread outer surface of pipe joint 23 simultaneously; After ozzle 16 and pipe joint 23 be docking together securely, just can easily the citric acid medicinal liquid be injected in the blood purification pipe.
The ozzle 16 of present embodiment cone shape minimum outer diameter can be φ 3.6 for φ 3, maximum outside diameter, the length of ozzle 16 can be more than or equal to the length of pipe joint mating holes 24.
The shape of present embodiment ozzle 16 can be cylindric, and the external diameter of cylindric ozzle 16 is φ 3.5, and the length of ozzle 16 can be more than or equal to the length of pipe joint mating holes 24.
The shape of present embodiment ozzle 16 can also be circular arc body or spheroid, and the minimum outer diameter of circular arc body or spheroid ozzle 16 is that φ 3, maximum outside diameter are φ 4.5.
Embodiment six: as shown in Figure 6; This utility model mainly by cross sectional shape be circular piston rod 1, the outlet tube that is socketed in the piston cylinder 2 on piston rod 1 right-hand member and is connected piston cylinder 2 right-hand members forms; The volume of piston cylinder 2 is 4 milliliters; The endoporus 3 that the inside of outlet tube is shaped on piston cylinder 2 inner spaces are communicated with, diameter is φ 1.5; Outlet tube is interconnected by the screw thread column jecket tail 10 of ozzle of cone shape 16 and cylindrical shape and forms, and the minimum outer diameter of cone shape ozzle 16 is that φ 3, maximum outside diameter are φ 4.5, is connecting on the M8 thread outer surface of screw thread column jecket tail 10 that the total inner surface screw thread is all M8, outer surface is the bilateral to connected nut 9 of ruled surface; In inner surface is the endoporus 3 of bright finish, the pegging graft bearing pin of plunger 15, the external diameter of plunger 15 bearing pins is φ 1.5; Behind fill intact 3.5 milliliters or the 4 milliliters of medicinal liquids, piston rod 1, piston cylinder 2, ozzle 16, screw thread column jecket tail 10, bilateral to the whole outer surface of connected nut 9 and plunger 15 on vacuum be wrapped in one deck seal or sealing bag.
When carrying out the blood purification tube sealing with the citric acid medicinal liquid; Remove the sealing of plunger 15 earlier; The head of ozzle 16 is inserted in the pipe joint mating holes 24 that the aperture is φ 4, adopts method shown in figure 16, with bilateral to connected nut 9 the M8 thread outer surface of connecting thread column jecket tail 10 and the M8 thread outer surface of pipe joint 23 simultaneously; After ozzle 16 and pipe joint 23 be docking together securely, just can easily the citric acid medicinal liquid be injected in the blood purification pipe.
The ozzle 16 of present embodiment cone shape minimum outer diameter can be φ 3.6 for φ 3, maximum outside diameter, the length of ozzle 16 can be more than or equal to the length of pipe joint mating holes 24.
The shape of present embodiment ozzle 16 can be cylindric, and the external diameter of cylindric ozzle 16 is φ 3.5, and the length of ozzle 16 can be more than or equal to the length of pipe joint mating holes 24.
The shape of present embodiment ozzle 16 can also be circular arc body or spheroid, and the minimum outer diameter of circular arc body or spheroid ozzle 16 is that φ 3, maximum outside diameter are φ 4.5.
Embodiment seven: as shown in Figure 7; This utility model mainly by cross sectional shape be circular piston rod 1, the outlet tube that is socketed in the piston cylinder 2 on piston rod 1 right-hand member and is connected piston cylinder 2 right-hand members forms; The volume of piston cylinder 2 is 4 milliliters; The endoporus 3 that the inside of outlet tube is shaped on piston cylinder 2 inner spaces are communicated with, diameter is φ 1.5; Outlet tube is connected in sequence by the ozzle 16 of cylindrical shape, the seal body 17 of cone shape and the screw thread column jecket tail 10 of cylindrical shape, and the external diameter of cylindrical shape ozzle 16 is φ 3.5, and the minimum outer diameter of the seal body 17 of cone shape is that φ 3.5, maximum outside diameter are φ 4.5; Connecting on the M8 thread outer surface of screw thread column jecket tail 10 that the total inner surface screw thread is all M8, outer surface is the bilateral to connected nut 9 of ruled surface, then sealing shroud 4 of cover on the outer surface of ozzle 16; Behind fill intact 3.5 milliliters or the 4 milliliters of medicinal liquids, piston rod 1, piston cylinder 2, ozzle 16, screw thread column jecket tail 10, bilateral to the whole outer surface of connected nut 9, seal body 17 and sealing shroud 4 on vacuum be wrapped in one deck seal or sealing bag.
When carrying out the blood purification tube sealing with the citric acid medicinal liquid; The sealing of elder generation's depressurization cover 4; The head of ozzle 16 is inserted in the pipe joint mating holes 24 that the aperture is φ 4, adopts method shown in figure 16, with bilateral to connected nut 9 the M8 thread outer surface of connecting thread column jecket tail 10 and the M8 thread outer surface of pipe joint 23 simultaneously; After ozzle 16 and pipe joint 23 be docking together securely, just can easily the citric acid medicinal liquid be injected in the blood purification pipe.
The sealing shroud 4 of present embodiment can be connected with the sealing shroud 4 or the sealing paste 4 of a convex body plug 5, the sealing paste 4 that is connected with hands tear tape 7, plunger 15,8 replacements of cecum end socket with inner face central authorities; Present embodiment seal body 17 can be circular arc body or spheroid, and the minimum outer diameter of circular arc body or spheroid seal body 17 is that φ 3.5, maximum outside diameter are φ 4.5.
Embodiment eight: as shown in Figure 8; This utility model mainly by cross sectional shape be circular piston rod 1, the outlet tube that is socketed in the piston cylinder 2 on piston rod 1 right-hand member and is connected piston cylinder 2 right-hand members forms; The volume of piston cylinder 2 is 4 milliliters; The endoporus 3 that the inside of outlet tube is shaped on piston cylinder 2 inner spaces are communicated with, diameter is φ 1.5; Outlet tube is connected in sequence by the ozzle 16 of cylindrical shape, the seal body 17 of cone shape and the screw thread column jecket tail 10 of cylindrical shape; Be shaped on the screw thread of M3.5 on the outer surface of cylindrical shape ozzle 16; The minimum outer diameter of the seal body 17 of cone shape is that φ 3.5, maximum outside diameter are φ 4.5, is connecting on the M8 thread outer surface of screw thread column jecket tail 10 that the total inner surface screw thread is all M8, outer surface is the bilateral to connected nut 9 of ruled surface, on the thread outer surface of ozzle 16, is connected the straight burr outer surface, female thread is the nut cap 11 of M3.5; Behind fill intact 3.5 milliliters or the 4 milliliters of medicinal liquids, piston rod 1, piston cylinder 2, ozzle 16, screw thread column jecket tail 10, bilateral to the whole outer surface of connected nut 9, seal body 17 and nut cap 11 on vacuum be wrapped in one deck seal or sealing bag.
When carrying out the blood purification tube sealing with the citric acid medicinal liquid; Remove the sealing of nut cap 11 earlier; The head of ozzle 16 is inserted in the pipe joint mating holes 24 that the aperture is φ 4, adopts method shown in figure 16, with bilateral to connected nut 9 thread outer surface of connecting thread column jecket tail 10 and the thread outer surface of pipe joint 23 simultaneously; After ozzle 16 and pipe joint 23 be docking together securely, just can easily the citric acid medicinal liquid be injected in the blood purification pipe.
The shape of present embodiment seal body 17 can be circular arc body or spheroid, circular arc body or spheroid seal body 17 minimum outer diameter be that φ 3.5, maximum outside diameter are φ 4.5; The sealing member of present embodiment can replace with sealing paste 4 or the sealing paste 4, plunger 15, cecum end socket 8 that is connected with hands tear tape 7; Present embodiment nut cap 11 and bilateral outer surface to connected nut 9 also can be that bright finish or reticulate pattern face, polygon are prismatic.
The outlet tube of present embodiment also can only have cylindrical shape ozzle 16 and screw thread column jecket tail 10 to be formed by connecting.
Embodiment nine: as shown in Figure 9, on the basis of embodiment eight, this utility model is installation one diaphragm seal 18 between the inner face of nut cap 11 and ozzle 16 end faces only.
The diaphragm seal 18 of present embodiment also can be replaced by convex body plug 5; Said convex body plug 5 is connected the inner face central authorities of nut cap 11; Convex body plug 5 is an integral body with nut cap 11, and the shape of convex body plug 5 can be cone or circular arc body, spheroid, and the maximum outside diameter of convex body plug 5 is φ 2; The head of convex body plug 5 is screwed in the endoporus 3 because of φ 1.5 internal diameters of diameter less than endoporus 3, and the bottom of convex body plug 5 is positioned at outside the endoporus 3 because of the internal diameter of diameter greater than endoporus 3.
Embodiment ten: shown in figure 10; This utility model mainly by cross sectional shape be circular piston rod 1, the outlet tube that is socketed in the piston cylinder 2 on piston rod 1 right-hand member and is connected piston cylinder 2 right-hand members forms; The volume of piston cylinder 2 is 4 milliliters; The endoporus 3 that the inside of outlet tube is shaped on piston cylinder 2 inner spaces are communicated with, diameter is φ 1.5, outlet tube is connected in sequence by the ozzle 16 of cone shape, the outlet tube step 13 of short cylindrical shape and the cylindrical tubes tail 14 of cylindrical shape, and the minimum outer diameter of cone shape ozzle 16 is that φ 3, maximum outside diameter are φ 4.5; The external diameter of outlet tube step 13 is φ 5.5; The external diameter of cylindrical tubes tail 14 is φ 4.5, on the outer surface of cylindrical tubes tail 14 cover then outer surface be the monolateral of straight burr to connected nut 12, the monolateral integral body that connected nut 12 partly is made up of the rib of the M8 female thread portion of right-hand member and left end; Rib is socketed on cylindrical tubes tail 14 outer surfaces through the sleeve joint hole of rib central authorities; The sleeve joint hole aperture of rib is φ 5, and monolateral aperture to connected nut 12 right-hand member M8 internal thread holes is greater than φ 5.5 external diameters of outlet tube step 13, then sealing shroud 4 of cover on the outer surface of ozzle 16; Behind fill intact 3.5 milliliters or the 4 milliliters of medicinal liquids, piston rod 1, piston cylinder 2, ozzle 16, cylindrical tubes tail 14, outlet tube step 13, monolateral to the whole outer surface of connected nut 12 and sealing shroud 4 on vacuum be wrapped in one deck seal or sealing bag.
When carrying out the blood purification tube sealing with the citric acid medicinal liquid; The sealing of elder generation's depressurization cover 4; The head of ozzle 16 is inserted in the pipe joint mating holes 24 that the aperture is φ 4, adopts method shown in figure 17, with monolateral M8 thread outer surface connected nut 12 connection tube joints 23; After ozzle 16 and pipe joint 23 be docking together securely, just can easily the citric acid medicinal liquid be injected in the blood purification pipe.
The ozzle 16 of present embodiment cone shape minimum outer diameter can be φ 3.6 for φ 3, maximum outside diameter, the length of ozzle 16 can be more than or equal to the length of pipe joint mating holes 24.
The shape of present embodiment ozzle 16 can be cylindric, and the external diameter of cylindric ozzle 16 is φ 3.5, and the length of ozzle 16 can be more than or equal to the length of pipe joint mating holes 24; The shape of present embodiment ozzle 16 can be cylindric; On cylindric ozzle 16 outer surfaces, be shaped on the M3.5 screw thread; The nut cap 11 that is all M3.5 with female thread replaces sealing shrouds 4, ozzle 16 is sealed, between the end face of the inner face of nut cap 11 and ozzle 16; Can also install diaphragm seal 18 or convex body plug 5 additional, diaphragm seal 18 or convex body plug 5 are identical with the above content; The shape of present embodiment ozzle 16 can also be circular arc body or spheroid, and the minimum outer diameter of circular arc body or spheroid ozzle 16 is that φ 3, maximum outside diameter are φ 4.5.
The sealing shroud 4 of present embodiment can be connected with the sealing shroud 4 or the sealing paste 4 of a convex body plug 5, the sealing paste 4 that is connected with hands tear tape 7, plunger 15,8 replacements of cecum end socket with inner face central authorities.
Present embodiment can adopt the mode of expanding with heat and contract with cold, and with monolateral connected nut 12 is socketed on the cylindrical tubes tail 14; Can adopt with monolateral be two method to connected nut 12 subdivisions, connected nut 12 is fastened on the cylindrical tubes tail 14 with two halves are monolateral then, connect in aggregates to connected nut 12 with two halves are monolateral at last; Also can be socketed on the cylindrical tubes tail 14 connected nut 12 monolateral in advance, be connected in aggregates with piston cylinder 2 cylindrical tubes tail 14 then.
Embodiment 11: shown in figure 11; This utility model mainly by cross sectional shape be circular piston rod 1, the outlet tube that is socketed in the piston cylinder 2 on piston rod 1 right-hand member and is connected piston cylinder 2 right-hand members forms; The volume of piston cylinder 2 is 4 milliliters; The endoporus 3 that the inside of outlet tube is shaped on piston cylinder 2 inner spaces are communicated with, diameter is φ 1.5; Outlet tube is connected in sequence by the ozzle 16 of cylindrical shape, the seal body 17 of cone shape, the outlet tube step 13 of short cylindrical shape and the cylindrical tubes tail 14 of cylindrical shape, and the external diameter of cylindrical shape ozzle 16 is φ 3.5, and the minimum outer diameter of cone shape seal body 17 is that φ 3.5, maximum outside diameter are φ 4.5; The external diameter of outlet tube step 13 is φ 5.5; The external diameter of cylindrical tubes tail 14 is φ 4.5, on the outer surface of cylindrical tubes tail 14 cover then outer surface be the monolateral of ruled surface to connected nut 12, the monolateral integral body that connected nut 12 partly is made up of the rib of the M8 female thread portion of right-hand member and left end; Rib is socketed on cylindrical tubes tail 14 outer surfaces through the sleeve joint hole of rib central authorities; The sleeve joint hole internal diameter of rib is φ 5, and monolateral aperture to connected nut 12 right-hand member M8 internal thread holes is greater than φ 5.5 external diameters of outlet tube step 13, then sealing shroud 4 of cover on the outer surface of ozzle 16; Behind fill intact 3.5 milliliters or the 4 milliliters of medicinal liquids, piston rod 1, piston cylinder 2, ozzle 16, seal body 17, outlet tube step 13, cylindrical tubes tail 14, monolateral to the whole outer surface of connected nut 12 and sealing shroud 4 on vacuum be wrapped in one deck seal or sealing bag.
When carrying out the blood purification tube sealing with the citric acid medicinal liquid; The sealing of elder generation's depressurization cover 4; The head of ozzle 16 is inserted in the pipe joint mating holes 24 that the aperture is φ 4, adopts method shown in figure 17, with monolateral M8 thread outer surface connected nut 12 connection tube joints 23; After ozzle 16 and pipe joint 23 be docking together securely, just can easily the citric acid medicinal liquid be injected in the blood purification pipe.
The sealing shroud 4 of present embodiment can be connected with sealing shroud 4, the sealing paste 4 of a convex body plug 5, the sealing paste 4 that is connected with hands tear tape 7, plunger 15 and cecum end socket 8 with inner face central authorities and replace; Present embodiment can be shaped on the M3.5 screw thread on the outer surface of cylindrical shape ozzle 16; Nut cap 11 with the M3.5 screw thread seals it to replace sealing shroud 4 then; Between the end face of the inner face of nut cap 11 and ozzle 16; Can also install diaphragm seal 18 or convex body plug 5 additional, diaphragm seal 18 or convex body plug 5 are identical with the above content; Present embodiment seal body 17 can be circular arc body or spheroid, and the minimum outer diameter of circular arc body or spheroid seal body 17 is that φ 3.5, maximum outside diameter are φ 4.5.
Present embodiment can adopt the mode of expanding with heat and contract with cold, and with monolateral connected nut 12 is socketed on the cylindrical tubes tail 14; Can adopt with monolateral be two method to connected nut 12 subdivisions, connected nut 12 is fastened on the cylindrical tubes tail 14 with two halves are monolateral then, connect in aggregates to connected nut 12 with two halves are monolateral at last; Also can be socketed on the cylindrical tubes tail 14 connected nut 12 monolateral in advance, be connected in aggregates with piston cylinder 2 cylindrical tubes tail 14 then.
Embodiment 12: shown in figure 12; This utility model mainly by cross sectional shape be circular piston rod 1, the outlet tube that is socketed in the piston cylinder 2 on piston rod 1 right-hand member and is connected piston cylinder 2 right-hand members forms; The volume of piston cylinder 2 is 4 milliliters; The endoporus 3 that the inside of outlet tube is shaped on piston cylinder 2 inner spaces are communicated with, diameter is φ 1.5; Outlet tube is connected in sequence by the ozzle 16 of cylindrical shape, the seal body 17 of cone shape, the outlet tube step 13 of short cylindrical shape and the cylindrical tubes tail 14 of cylindrical shape, is shaped on the screw thread of M3.5 on the outer surface of cylindrical shape ozzle 16, and the minimum outer diameter of cone shape seal body 17 is that φ 3.5, maximum outside diameter are φ 4.5; The external diameter of outlet tube step 13 is φ 5.5; The external diameter of cylindrical tubes tail 14 is φ 4.5, on the outer surface of cylindrical tubes tail 14 cover then outer surface be the monolateral of ruled surface to connected nut 12, the monolateral integral body that connected nut 12 partly is made up of the rib of the M8 female thread portion of right-hand member and left end; Rib is socketed on cylindrical tubes tail 14 outer surfaces through the sleeve joint hole of rib central authorities; The sleeve joint hole internal diameter of rib is φ 5, and monolateral aperture to connected nut 12 right-hand member M8 internal thread holes is greater than φ 5.5 external diameters of outlet tube step 13, on the thread outer surface of ozzle 16, is connected the straight burr outer surface, female thread is the nut cap 11 of M3.5; Behind fill intact 3.5 milliliters or the 4 milliliters of medicinal liquids, piston rod 1, piston cylinder 2, ozzle 16, seal body 17, outlet tube step 13, cylindrical tubes tail 14, monolateral to the whole outer surface of connected nut 12 and nut cap 11 on vacuum be wrapped in one deck seal or sealing bag.
When carrying out the blood purification tube sealing with the citric acid medicinal liquid; Remove the sealing of close nut cap 11 earlier; The head of ozzle 16 is inserted in the pipe joint mating holes 24 that the aperture is φ 4, adopts method shown in figure 17, with monolateral M8 thread outer surface connected nut 12 connection tube joints 23; After ozzle 16 and pipe joint 23 be docking together securely, just can easily the citric acid medicinal liquid be injected in the blood purification pipe.
The shape of present embodiment seal body 17 can be circular arc body or spheroid, circular arc body or spheroid seal body 17 minimum outer diameter be that φ 3.5, maximum outside diameter are φ 4.5; The nut cap 11 of present embodiment can replace with sealing paste 4 or the sealing paste 4, plunger 15, cecum end socket 8 that is connected with hands tear tape 7; Present embodiment nut cap 11 and monolateral outer surface to connected nut 12 also can be that bright finish or reticulate pattern face, polygon are prismatic.
The outlet tube of present embodiment also can only have cylindrical shape ozzle 16, outlet tube step 13 and cylindrical tubes tail 14 to be formed by connecting.
Present embodiment can adopt the mode of expanding with heat and contract with cold, and with monolateral connected nut 12 is socketed on the cylindrical tubes tail 14; Can adopt with monolateral be two method to connected nut 12 subdivisions, connected nut 12 is fastened on the cylindrical tubes tail 14 with two halves are monolateral then, connect in aggregates to connected nut 12 with two halves are monolateral at last; Also can be socketed on the cylindrical tubes tail 14 connected nut 12 monolateral in advance, be connected in aggregates with piston cylinder 2 cylindrical tubes tail 14 then.
Embodiment 13: shown in figure 13, on the basis of embodiment 12, this utility model is installation one diaphragm seal 18 between the inner face of nut cap 11 and ozzle 16 end faces only.
The diaphragm seal 18 of present embodiment also can be replaced by convex body plug 5; Said convex body plug 5 is connected the inner face central authorities of nut cap 11; Convex body plug 5 is an integral body with nut cap 11, and the shape of convex body plug 5 can be cone or circular arc body, spheroid, and the maximum outside diameter of convex body plug 5 is φ 2; The head of convex body plug 5 is screwed in the endoporus 3 because of φ 1.5 internal diameters of diameter less than endoporus 3, and the bottom of convex body plug 5 is positioned at outside the endoporus 3 because of the internal diameter of diameter greater than endoporus 3.
Embodiment 14: shown in figure 14, on the basis of embodiment one to embodiment 13, this utility model only is connected with sealing-plug 21 on the right side of piston rod 1.
The cross sectional shape of present embodiment piston rod 1 can be rectangle, X font, I-shaped, cross or herringbone.
Embodiment 15: shown in figure 15, on the basis of embodiment one to embodiment 13, this utility model only is socketed with two sealing rings 22 on the right-hand member external cylindrical surface of piston rod 1.
Embodiment 16: on the basis of embodiment one to embodiment 15, this utility model only is shaped on piston rod step 19 and piston cylinder step 20 respectively on the right-hand member of piston rod 1 and piston cylinder 2.
Embodiment 17: on the basis of embodiment one to embodiment 16, this utility model only is marked with the containing mark line at the outer surface subscript of piston cylinder 2.
Certainly, this utility model is not limited to above embodiment, and the volume of piston cylinder 2 is larger than actual explosive payload generally speaking; This utility model is being used for transfusion when waiting other curative activities, and the volume of piston cylinder 2 can be 10 milliliters, 20 milliliters, 30 milliliters, 40 milliliters or 50 milliliters; This utility model is when piston cylinder 2 volumes or pipe joint structure change, and other physical dimensions will correspondingly be adjusted, and when becoming female thread structure like pipe joint, then outlet tube correspondingly becomes external thread structure; This utility model can be found out from Figure 16 and Figure 17; When the shape of ozzle 16 is mainly the length of cylinder or cone, ozzle 16 and is less than or equal to the aperture of pipe joint mating holes 24 more than or equal to ozzle 16 external diameters of the external diameter of the length of pipe joint mating holes 24, ozzle 16 or ozzle 16 and pipe joint mating holes 24 mating parts; Be that ozzle 16 is inserted in the pipe joint mating holes 24 and when being fitted in the inner face of pipe joint mating holes 24; Can in use limit sneaking into of outside air to greatest extent, guarantee to carry the quality of medicinal liquid; The threaded portion of this utility model also can connect and seals with gas thread; This utility model is the medicinal liquid of other kinds of fill or non-medical use liquid as required also.
Claims (10)
1. the piston type transport box of a medicinal liquid; Mainly form by piston rod (1), the outlet tube that is socketed in the piston cylinder (2) on piston rod (1) right-hand member and is connected piston cylinder (2) right-hand member; It is characterized in that: outlet tube mainly is made up of vertical ozzle (16) and the butt joint stiff end that is connected ozzle (16) left side; The inside of outlet tube is shaped on the endoporus (3) that is communicated with piston cylinder (2) inner space; The shape of said ozzle (16) or ozzle (16) right-hand member termination be shaped as any in cylinder, cone, circular arc body and the spheroid, on ozzle (16), be connected with sealing member, on the butt joint stiff end, be connected with connected nut.
2. the piston type transport box of a kind of medicinal liquid according to claim 1; It is characterized in that: the butt joint stiff end is screw thread column jecket tail (10) or is made up of outlet tube step (13) that is connected ozzle (16) left side and the cylindrical tubes tail (14) that is connected outlet tube step (13) left side, correspondingly connecting on the thread outer surface of screw thread column jecket tail (10) bilateral overlap to connected nut (9), on cylindrical tubes tail (14) outer surface follow monolateral to connected nut (12); Described bilateral inside to connected nut (9) is a through hole, on bilateral total inner surface or two ends inner surface to connected nut (9) through hole, is shaped on screw thread; The described monolateral integral body that connected nut (12) partly is made up of the rib of the female thread portion of right-hand member and left end; Rib is socketed on cylindrical tubes tail (14) outer surface through the sleeve joint hole of rib central authorities; The sleeve joint hole internal diameter of rib is greater than the external diameter of cylindrical tubes tail (14), less than the external diameter of outlet tube step (13), and monolateral aperture to connected nut (12) right-hand member internal thread hole is greater than the external diameter of outlet tube step (13).
3. the piston type transport box of a kind of medicinal liquid according to claim 2 is characterized in that: ozzle (16) go up connect sealing member be sealing shroud (4), inner face central authorities be connected with a convex body plug (5) sealing shroud (4), sealing paste (6), the sealing paste (6) that has hands tear tape (7), cecum end socket (8), plunger (15) and nut cap (11) in any; Described sealing shroud (4) is socketed on the outer surface of ozzle (2); Insert in the endoporus (3) at the top of described convex body plug (5), and the diameter of convex body plug (5) bottom is greater than the aperture of endoporus (3); Described sealing paste (6) is bonded on the end face of ozzle (16); Described cecum end socket (8) is positioned at endoporus (3) top, and is connected in aggregates with ozzle (16); Described plunger (15) is inserted in the endoporus (3); Described nut cap (11) is threaded on the thread outer surface of ozzle (16), and the end face of the inner face of nut cap (11) and ozzle (16) fits together.
4. the piston type transport box of a kind of medicinal liquid according to claim 3; It is characterized in that: between the end face of the inner face of nut cap (11) and ozzle (16), diaphragm seal (18) or convex body plug (5) are installed; Described convex body plug (5) is connected the inner face central authorities of nut cap (11); The top of convex body plug (5) screws in the endoporus (3), and the diameter of convex body plug (5) bottom is greater than the aperture of endoporus (3).
5. the piston type transport box of a kind of medicinal liquid according to claim 3; It is characterized in that: in piston cylinder (2), be connected with on the right side of piston rod (1) on the right-hand member outer surface of sealing-plug (21) or piston rod (1) and be socketed with sealing ring (22).
6. the piston type transport box of a kind of medicinal liquid according to claim 3 is characterized in that: on the right-hand member of piston rod (1) and piston cylinder (2), be shaped on piston rod step (19) and piston cylinder step (20) respectively.
7. the piston type transport box of a kind of medicinal liquid according to claim 3 is characterized in that: on the outer surface of piston rod (1), piston cylinder (2), outlet tube and sealing member, be wrapped in seal or sealing bag.
8. the piston type transport box of a kind of medicinal liquid according to claim 3, it is characterized in that: the volume of piston cylinder (2) inner space is 1～50 milliliter.
9. according to the piston type transport box of claim 1,2,3,4,5,7 or 8 described any medicinal liquids; It is characterized in that: the length of ozzle (16) is more than or equal to the length of pipe joint mating holes (24), and ozzle (16) external diameter of the external diameter of ozzle (16) or ozzle (16) and pipe joint mating holes (24) mating part is less than or equal to the aperture of pipe joint mating holes (24).
10. according to the piston type transport box of claim 1,2,3,4,5,7 or 8 described any medicinal liquids; It is characterized in that: being shaped as of ozzle (16) is cylindric; On outlet tube; Ozzle (16) is interconnecting seal body (17) with docking between the stiff end, described seal body (17) be shaped as any in cone, circular arc body and the spheroid.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011203081765U CN202179705U (en) | 2011-08-23 | 2011-08-23 | Piston type conveying container of liquid medicine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011203081765U CN202179705U (en) | 2011-08-23 | 2011-08-23 | Piston type conveying container of liquid medicine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202179705U true CN202179705U (en) | 2012-04-04 |
Family
ID=45887368
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011203081765U Expired - Lifetime CN202179705U (en) | 2011-08-23 | 2011-08-23 | Piston type conveying container of liquid medicine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202179705U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102319179A (en) * | 2011-08-23 | 2012-01-18 | 四川大学华西医院 | Liquid medicine injection type delivery container |
| CN116747141A (en) * | 2023-08-11 | 2023-09-15 | 四川大学华西医院 | Blunt needle capable of adjusting bending degree of blunt surface and application method thereof |
-
2011
- 2011-08-23 CN CN2011203081765U patent/CN202179705U/en not_active Expired - Lifetime
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102319179A (en) * | 2011-08-23 | 2012-01-18 | 四川大学华西医院 | Liquid medicine injection type delivery container |
| CN102319179B (en) * | 2011-08-23 | 2013-10-09 | 四川大学华西医院 | Liquid medicine injection type delivery container |
| CN116747141A (en) * | 2023-08-11 | 2023-09-15 | 四川大学华西医院 | Blunt needle capable of adjusting bending degree of blunt surface and application method thereof |
| CN116747141B (en) * | 2023-08-11 | 2024-01-16 | 四川大学华西医院 | Blunt needle capable of adjusting bending degree of blunt surface and application method thereof |
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| AV01 | Patent right actively abandoned |
Granted publication date: 20120404 Effective date of abandoning: 20131009 |
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| AV01 | Patent right actively abandoned |
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| RGAV | Abandon patent right to avoid regrant |