CN112022442B

CN112022442B - Bone grafting device for orthopedics clinic

Info

Publication number: CN112022442B
Application number: CN202010952650.1A
Authority: CN
Inventors: 张慎启; 王成斌
Original assignee: ZAOZHUANG MUNICIPAL HOSPITAL
Current assignee: ZAOZHUANG MUNICIPAL HOSPITAL
Priority date: 2020-09-11
Filing date: 2020-09-11
Publication date: 2022-06-21
Anticipated expiration: 2040-09-11
Also published as: CN112022442A

Abstract

The invention provides a bone grafting device for orthopedics clinical use, and relates to the field of medical instruments. This bone grafting device for orthopedics clinic, including the main casing body, fixedly connected with additional casing on the main casing lateral wall, main casing body the inner is provided with the filling tube, the fixed stopper that is provided with in lateral wall middle part of the main casing body, the middle-end pipe wall external fixation cover of filling tube is equipped with the fender ring No. one, the discharge gate has been seted up to the lower extreme of filling tube, the top of filling tube is provided with the stopcock, the top of the main casing body and additional casing is inlayed and is equipped with the top cap, the filling tube the inner upper end fixedly connected with piston rod that is provided with the piston board, stopcock and top cap are run through to the upper end of piston rod, fixed spacing seat and No. two spacing seats of being provided with on the downside inner wall in the additional casing. The invention provides a bone grafting device for orthopedics clinical use, which can simply and quickly adjust the size of a discharge port of a device and adjust the bone grafting speed of the device, and is very convenient to use.

Description

Bone grafting device for orthopedics clinic

Technical Field

The invention relates to the technical field of medical instruments, in particular to a bone grafting device for orthopedics clinical use.

Background

Bone grafting is the surgical implantation of bone tissue into a patient at a site where bone defects, reinforcement or fusion are desired. Because of different bone sources, the bone is divided into autologous bone transplantation and allogeneic bone transplantation, and with the progress of refrigeration equipment and sterile preservation technology, the allogeneic bone is stored in a bone bank at present. The common areas include bone defects, nonunion of fractures, filling of cavities left by cystic lesions or scraping of benign tumors, spinal and joint fusion, etc. The autologous bone graft may be taken from the medial anterior aspect of the tibia, the superior fibula, the iliac wing, the ribs and the healthy bone distal to the severed limb.

Bone grafting device that uses among the prior art, in the operation, the material that will plant the bone is filled in from the front end of bone grafting pipe, later stretch into the position that needs the bone grafting with bone grafting pipe, then press the inside push rod of bone grafting pipe, the material that will plant the bone is released, this kind of mode can make the diameter of bone grafting pipe very little, be convenient for operate at constrictive position, but bone grafting material leaks very easily after filling in bone grafting pipe, and the size of inconvenient control discharge gate, bone grafting material's discharge rate can't be controlled, it is comparatively inconvenient to use.

Disclosure of Invention

Technical problem to be solved

Aiming at the defects of the prior art, the invention provides an orthopedic clinical bone grafting device, which solves the problems that the bone grafting material of the existing bone grafting device is easy to leak out after being added, and the bone grafting speed can not be controlled.

(II) technical scheme

In order to achieve the purpose, the invention is realized by the following technical scheme: the utility model provides a bone grafting device for orthopedics clinical use, includes the main casing body, fixedly connected with additional casing on the main casing lateral wall, main casing body the inner is provided with the filling tube, the fixed stopper that is provided with in lateral wall middle part of main casing body, the middle-end pipe wall external fixation cover of filling tube is equipped with the fender ring No. one, the lower extreme of filling tube has seted up the discharge gate, the top of filling tube is provided with the stopcock, the top of main casing body and additional casing is inlayed and is equipped with the top cap, filling tube the inner upper end fixedly connected with piston rod that is provided with the piston plate, the upper end of piston rod runs through stopcock and top cap, fixedly on the lower side inner wall in the additional casing be provided with spacing seat No. one and spacing seat No. two, the inner of additional casing is provided with the dwang, the pole body lower extreme of dwang passes spacing seat No. one and spacing seat No. two and fixed cover is equipped with the carousel, the dwang leans on the pole body fixed cover of upper end to be equipped with the control fluted disc, the utility model discloses a portable electronic device, including additional casing, main casing, movable groove, opening, drive strip, carousel, main casing bottom plate, drive strip, carousel, auxiliary casing, movable groove, the outer end of control fluted disc passes movable groove and leads to the outer end, the main casing body is close to the lateral wall bottom of additional casing and has seted up the opening, the fixed L type slide bar that is provided with on the main casing bottom plate of opening lower extreme, the movable sleeve is equipped with the slider on the pole body of L type slide bar, the upper end fixedly connected with opening control panel of slider, the opening control panel is located the discharge gate and contacts with the discharge gate under and, the bottom center department of slider rotates and is connected with the drive strip, the other end of drive strip rotates and connects and is close to avris department at the bottom face of carousel, fixedly connected with discharging pipe on the main casing bottom plate under the discharge gate.

Preferably, a rotating seat is fixedly arranged on the lower end face of the top cover positioned at the upper end of the additional shell, and the top end of the rotating rod is communicated with the inner end of the rotating seat.

Preferably, the structure of a spacing seat is the same with No. two spacing seats, all includes mount pad, bearing, two connecting rods, bearing fixed mounting is inner at the mount pad, two connecting rods are fixed connection respectively in the both sides of mount pad, the other end of two connecting rods is fixed connection respectively on the inner wall of main casing outer wall and additional casing, the pole body of dwang passes the bearing.

Preferably, the main shell bottom plate right below the discharge port is fixedly provided with an anti-spilling protective cylinder.

Preferably, a grip lever is fixedly connected to the outer wall of the main housing away from the additional housing.

Preferably, the grip is fixedly sleeved with an anti-slip sleeve, and the anti-slip sleeve is made of rubber materials.

Preferably, one end of the L-shaped sliding rod, which is close to the rotary disc, is sleeved with a limiting sleeve.

Preferably, the rotating rod is located the shank of a spacing seat upper end and is fixed the cover and be equipped with No. two fender rings.

The working principle is as follows: when in use, the top cover is firstly opened, then the pipe plug is opened, bone grafting materials are added into the pipe plug, then the pipe plug and the top cover are covered, then the discharge pipe of the device can be moved to a place needing bone grafting by the hand-held grab handle, then the control fluted disc is rotated, the control fluted disc is rotated to drive the rotating rod to rotate, the rotating rod drives the rotating disc to rotate, the rotating disc drives one end of the transmission strip to do circular motion, one end of the transmission strip does circular motion to drive the slide block at the other end to do reciprocating piston motion on the L-shaped slide bar, the slide block reciprocates to drive the opening control plate to move, after the opening control plate is moved away from the position under the discharge port, the bone grafting materials can leak down and enter the anti-spill protection cylinder, then the piston rod is pushed to push out the bone grafting materials, then the bone grafting materials are discharged through the discharge pipe, and the size of the discharge port can be controlled by controlling the moving distance of the opening control plate, thereby controlling the bone grafting rate of the device.

(III) advantageous effects

The invention provides a bone grafting device for orthopedics clinical use. The method has the following beneficial effects:

compare in current device, this bone grafting ware can adjust whether the ejection of compact of whole device through the rotation control fluted disc to and the size of discharge gate, and it is very convenient simple to use, has avoided the bone grafting material to fill in the problem that spills very easily after the injection pipe, has avoided the material extravagant, and the size that can control the discharge gate simultaneously makes the device can control the bone grafting speed, can adjust according to concrete behavior.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic view of the internal structure of the main housing and the additional housing of the present invention;

FIG. 3 is a schematic view of the bottom structure of the main housing of the present invention;

FIG. 4 is a bottom view of the turntable of the present invention;

FIG. 5 is a schematic view of a first embodiment of a position limiting base according to the present invention;

FIG. 6 is a view showing the inner structure of the injection pipe according to the present invention.

Wherein, 1, a main shell; 2. an additional housing; 3. an injection pipe; 4. a limiting block; 5. a first baffle ring; 6. a discharge port; 7. a pipe plug; 8. a piston rod; 9. a top cover; 10. a piston plate; 11. a second baffle ring; 12. a first limiting seat; 13. a second limiting seat; 14. rotating the rod; 15. a rotating seat; 16. a movable groove; 17. a control fluted disc; 18. a turntable; 19. opening the gap; 20. an L-shaped sliding bar; 21. a slider; 22. an opening control panel; 23. a drive bar; 24. a spill-proof protective cylinder; 25. a discharge pipe; 26. a limiting sleeve; 27. a holding rod; 28. an anti-slip sleeve; 121. a mounting seat; 122. a bearing; 123. a connecting rod.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

The embodiment is as follows:

as shown in fig. 1-6, an embodiment of the present invention provides a bone grafting device for orthopedic clinical use, including a main housing 1, an additional housing 2 fixedly connected to a side wall of the main housing 1, an injection tube 3 disposed at an inner end of the main housing 1, a stopper 4 fixedly disposed at a middle portion of the side wall of the main housing 1, a first stopper ring 5 fixedly sleeved outside a middle tube wall of the injection tube 3, the first stopper ring 5 and the stopper 4 cooperatively used to perform a basic limit fixation on the injection tube 3, a discharge port 6 disposed at a lower end of the injection tube 3, a tube plug 7 disposed at a top end of the injection tube 3, a top cover 9 embedded at top ends of the main housing 1 and the additional housing 2, a lower end of the top cover 9 contacting an upper end of the tube plug 7, a piston rod 8 fixedly connected to an upper end of a piston plate 10 disposed at an inner end of the injection tube 3, the piston rod 8 and the piston plate 10 being in threaded sleeve, the upper end of the piston rod 8 penetrating through the tube plug 7 and the top cover 9, a first limiting seat 12 and a second limiting seat 13 are fixedly arranged on the inner wall of the lower side of the additional shell 2, the inner end of the additional shell 2 is provided with a rotating rod 14, the lower end of the rod body of the rotating rod 14 penetrates through the first limiting seat 12 and the second limiting seat 13 and is fixedly sleeved with a rotating disk 18, the first limiting seat 12 and the second limiting seat 13 ensure that the rod body of the rotating rod 14 can be kept vertically and stably placed, a control fluted disc 17 is fixedly sleeved on the rod body of the rotating rod 14 close to the upper end, a movable groove 16 is arranged on the side wall of the additional shell 2 close to the upper end, the outer end of the control fluted disc 17 penetrates through the movable groove 16 to reach the outer end, a notch 19 is arranged at the bottom end, close to the side wall of the additional shell 2, of the main shell 1, an L-shaped sliding rod 20 is fixedly arranged on the bottom plate of the main shell 1 at the lower end of the notch 19, the rod body of the L-shaped sliding rod 20 crosses the notch 19, a sliding block 21 is movably sleeved on the rod body of the L-shaped sliding rod 20, and an opening control plate 22 is fixedly connected with the upper end of the sliding block 21, opening control panel 22 is located discharge gate 6 under and contacts with discharge gate 6, and the bottom center department of slider 21 rotates and is connected with drive strip 23, and the other end of drive strip 23 rotates and connects near avris department at the bottom face of carousel 18, fixedly connected with discharging pipe 25 on the main casing body 1 bottom plate under discharge gate 6.

The lower end face of the top cover 9 positioned at the upper end of the additional shell 2 is fixedly provided with a rotating seat 15, the top end of the rotating rod 14 is communicated with the inner end of the rotating seat 15, the rotating seat 15 can limit and fix the top end of the rotating rod 14, so as to ensure that the rotating rod 14 does not shake up and down, the first limiting seat 12 and the second limiting seat 13 have the same structure and respectively comprise a mounting seat 121, a bearing 122 and two connecting rods 123, the bearing 122 is fixedly arranged at the inner end of the mounting seat 121, the two connecting rods 123 are respectively and fixedly connected at two sides of the mounting seat 121, the other ends of the two connecting rods 123 are respectively and fixedly connected on the outer wall of the main shell 1 and the inner wall of the additional shell 2, the rod body of the rotating rod 14 passes through the bearing 122, an anti-spill protection barrel 24 is fixedly arranged on the bottom plate of the main shell 1 at the lower end of the discharge port 6, the inner part of the anti-spill protection barrel 24 is in a funnel shape with the upper part and the lower part being wide and narrow in the upper part, so as to ensure that all bone grafting materials leaked from the lower end of the discharge port 6 can be discharged from the discharge pipe 25, the bottom end of the main casing body 1 can not be leaked, the outer wall of the main casing body 1 far away from the additional casing body 2 is fixedly connected with a holding rod 27, the holding rod 27 is fixedly sleeved with an anti-skidding sleeve 28, the anti-skidding sleeve 28 is made of rubber materials, one end of the L-shaped sliding rod 20 close to the turntable 18 is sleeved with a limiting sleeve 26, the limiting sleeve 26 can prevent the sliding block 21 from moving and derailing, the rotating rod 14 is fixedly sleeved with a second retaining ring 11 on the rod body positioned at the upper end of the first limiting seat 12, the second retaining ring 11 is clamped at the upper end of the first limiting seat 12, and the rod body position of the rotating rod 14 can be limited.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. An orthopedic clinical bone grafting device, including main casing (1), its characterized in that: the injection device is characterized in that an additional shell (2) is fixedly connected to the side wall of the main shell (1), an injection pipe (3) is arranged at the inner end of the main shell (1), a limit block (4) is fixedly arranged at the middle part of the side wall of the main shell (1), a baffle ring (5) is fixedly sleeved outside the middle pipe wall of the injection pipe (3), a discharge port (6) is formed in the lower end of the injection pipe (3), a pipe plug (7) is arranged at the top end of the injection pipe (3), a top cover (9) is embedded in the top ends of the main shell (1) and the additional shell (2), a piston rod (8) is fixedly connected to the upper end of a piston plate (10) at the inner end of the injection pipe (3), the upper end of the piston rod (8) penetrates through the pipe plug (7) and the top cover (9), a first limit seat (12) and a second limit seat (13) are fixedly arranged on the inner wall of the lower side of the additional shell (2), the inner of additional casing (2) is provided with dwang (14), the pole body lower extreme of dwang (14) passes spacing seat (12) and No. two spacing seats (13) and fixed cover and is equipped with carousel (18), the pole body upper end is leaned on in dwang (14) fixed cover and is equipped with control fluted disc (17), additional casing (2) lean on the upper end lateral wall to seted up movable groove (16), the outer end of control fluted disc (17) passes movable groove (16) and passes through to the outer end, main casing (1) is close to the lateral wall bottom of additional casing (2) and has seted up opening (19), the fixed L type slide bar (20) that is provided with on main casing (1) bottom plate of opening (19) lower extreme, the pole body upper activity cover of L type slide bar (20) is equipped with slider (21), the upper end fixedly connected with opening control panel (22) of slider (21), opening control panel (22) are located the lower extreme just and contact with discharge gate (6) under discharge gate (6), the bottom center department of slider (21) rotates and is connected with drive strip (23), the other end of drive strip (23) rotates and connects and is close to avris department at the bottom face of carousel (18), fixedly connected with discharging pipe (25) on the main casing body (1) bottom plate of lower extreme under discharge gate (6).

2. The bone grafting instrument for clinical orthopedics as set forth in claim 1, wherein: the lower end face of the top cover (9) at the upper end of the additional shell (2) is fixedly provided with a rotating seat (15), and the top end of the rotating rod (14) is communicated with the inner end of the rotating seat (15).

3. The bone grafting instrument for clinical orthopedics as set forth in claim 1, wherein: the structure of first spacing seat (12) and second spacing seat (13) is the same, all includes mount pad (121), bearing (122), two connecting rods (123), bearing (122) fixed mounting is in mount pad (121) inner, two connecting rods (123) fixed connection are respectively in the both sides of mount pad (121), the other end of two connecting rods (123) is fixed connection respectively on the inner wall of main casing body (1) outer wall and additional casing (2), the pole body of dwang (14) passes bearing (122).

4. The bone grafting instrument for clinical orthopedics as set forth in claim 1, wherein: an anti-spill protection cylinder (24) is fixedly arranged on the bottom plate of the main shell (1) right below the discharge port (6).

5. The bone grafting instrument for clinical use in orthopedics department according to claim 1, characterized in that: the outer wall of the main shell (1) far away from the additional shell (2) is fixedly connected with a holding rod (27).

6. The bone grafting instrument for clinical orthopedics of claim 5, wherein: the holding rod (27) is fixedly sleeved with an anti-skidding sleeve (28), and the anti-skidding sleeve (28) is made of rubber materials.

7. The bone grafting instrument for clinical orthopedics as set forth in claim 1, wherein: and a limiting sleeve (26) is sleeved at one end of the L-shaped sliding rod (20) close to the rotary disc (18).

8. The bone grafting instrument for clinical orthopedics as set forth in claim 1, wherein: the rotating rod (14) is positioned on the rod body at the upper end of the first limiting seat (12) and is fixedly sleeved with a second stop ring (11).