CN209661854U - A kind of dilator for bone defect experiment - Google Patents
A kind of dilator for bone defect experiment Download PDFInfo
- Publication number
- CN209661854U CN209661854U CN201822097813.3U CN201822097813U CN209661854U CN 209661854 U CN209661854 U CN 209661854U CN 201822097813 U CN201822097813 U CN 201822097813U CN 209661854 U CN209661854 U CN 209661854U
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- China
- Prior art keywords
- spine
- dilator
- baffle
- notch
- bone defect
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Abstract
A kind of dilator for bone defect experiment according to the present utility model, the skin incisions of limbs are set, notch is used to open to its internal bone of exposure, including clamp unit, with a spring leaf clamp and two clamping caudal peduncles, spring leaf clamp is made of a spine and two intermediate plate parts;And the push and block component in spine is set, wherein, threaded hole is provided in spine, the end of intermediate plate part is provided with the dilator baffle for pulling notch inner skin or muscle, and the baffle on two intermediate plate parts is oppositely arranged respectively, and push and block component includes swivel head, screw rod, jacking block, swivel head, jacking block are fixedly connected with the both ends of screw rod respectively, screw rod passes through threaded hole and is flexibly connected with spine, and swivel head is located at the outside of spine, and jacking block is located at the inside of spine.The dilator of the utility model, structure is simple, easy to operate, reduces support staff, to improve conventional efficient.
Description
Technical field
The utility model belongs to medical instruments field, and in particular to a kind of dilator for bone defect experiment.
Background technique
The experiment modeling of rabbit bone defect is one of common zoopery in medical experiment, which is intended to establish rabbit bone and lacks
Model is damaged, provides experiment basis for verifying rabbit bone defect material.However, during modeling takes bone, to rabbit bone Surrounding muscles
And skin drawing is relatively difficult, generally requires 1-2 assistant and helps to operate.
Use common dilator or drag hook at present more, but still when taking bony site still more difficult traction, and operating
Assistant is needed to help using drag hook.
Utility model content
The utility model is to carry out to solve the above-mentioned problems, and it is an object of the present invention to provide a kind of test for bone defect
Dilator.
The utility model provides a kind of dilator for bone defect experiment, and the skin incision of package bone is arranged in
Place is used to open notch to its internal bone of exposure, has the feature that, including clamp unit there is a spring
Piece clamp and two clamping caudal peduncles, spring leaf clamp are made of a spine and two intermediate plate parts;And push and block component, setting exist
In spine, wherein be provided with threaded hole in spine, the end of intermediate plate part is provided with the dilator for blocking muscle, skin
Baffle, the baffle on two intermediate plate parts are oppositely arranged respectively, and push and block component includes swivel head, screw rod, jacking block, swivel head, jacking block
It is fixedly connected respectively with the both ends of screw rod, screw rod passes through threaded hole and is flexibly connected with spine, and swivel head is located at the outside of spine, top
Block is located at the inside of spine.
In the dilator provided by the utility model for bone defect experiment, it can also have the following features: wherein,
The end cross-sectional of baffle is C-shaped, and the notch of C-shaped is oppositely arranged in two baffles.
In addition, can also have the following features: in the dilator provided by the utility model for bone defect experiment
Wherein, the surface of baffle is provided with the indentation of display length.
In addition, can also have the following features: in the dilator provided by the utility model for bone defect experiment
Wherein, the wide 1.8-2.5cm of baffle, indentation are arranged in centre, width 1.5cm.
In addition, can also have the following features: in the dilator provided by the utility model for bone defect experiment
Wherein, clamp unit clamps limbs from the rear side of limbs notch, and two dilator baffle plate settings are clamped in incision when to two
When caudal peduncle is clamped, two dilator baffles open notch, thus its internal bone of exposure.
The action and effect of utility model
The dilator for bone defect experiment of the utility model, is arranged in the skin incisions of limbs, is used to open institute
Notch is stated to its internal bone of exposure, including clamp unit and push and block component.In use, two intermediate plate parts of dilator are beaten
Open form enters from object of experiment back side at opening and goes to clamp target, both sides and the support of notch are stuck in two baffles
Notch rotates swivel head by hand and drives screw rod rotation, so that jacking block withstands target and is fixed to expose rabbit thigh bone.
The dilator of the utility model, structure is simple, easy to operate, reduces support staff, to improve efficiency.
Detailed description of the invention
Fig. 1 is the schematic diagram in the embodiments of the present invention for the dilator of bone defect experiment;
Fig. 2 is A-A schematic cross-sectional view in Fig. 1;
Fig. 3 is to carry out experiment in the embodiments of the present invention to support scalloping schematic diagram using dilator.
Specific embodiment
In order to be easy to understand the technical means, creative features, achievement of purpose, and effectiveness of the utility model, with
Lower embodiment combination attached drawing is specifically addressed the dilator for bone defect experiment of the utility model.
Embodiment
As shown in Figure 1 and Figure 2, the dilator 100 for bone defect experiment includes clamp unit 10, push and block component 20.
Clamp unit 10 has a spring leaf clamp 11 and two clamping caudal peduncles 12.
Spring leaf clamp 11 is made of a spine 111 and two intermediate plate parts 112, spine 111 and two intermediate plate parts 112
It is connected.In embodiment, spring leaf clamp 11 be it is flexible, under the action of elasticity, two intermediate plate parts 112
Free end closes up.
Wherein, the middle part of spine 111 is provided with threaded hole, and the end of intermediate plate part 112 is provided with for keeping off muscle, skin
Dilator baffle 112a firmly, the baffle 112a on two intermediate plate parts 112 are oppositely arranged respectively, the outer surface setting of baffle 112a
There is the indentation of display length, the length of baffle 112a is 1.8-2.5cm, and indentation is arranged in the middle part of baffle 112a.
In embodiment, the end cross-sectional of baffle 112a is C-shaped, and the notch of C-shaped is arranged face-to-face in two baffle 112a, gear
The indentation of plate 112a is arranged in centre, scoring length 1.5cm.
Two clamping caudal peduncles 12 are separately positioned on the two sides of spring leaf clamp 11, clamp one end and the intermediate plate part of caudal peduncle 12
112 are connected, and the other end is free end.In embodiment, clamping caudal peduncle 12 be in Ω shape, clamp caudal peduncle 12 one end (open end) with
Intermediate plate part 112 is movably connected, and there are two junctions for end tool, is located at the two sides of baffle 112a.
Push and block component 20 is arranged in spine 111.Push and block component includes swivel head 21, screw rod 22, jacking block 23, swivel head
21, jacking block 23 is fixedly connected with the both ends of screw rod 22 respectively.
Swivel head 21 is located at the outside of spine 111, and screw rod 22 has the screw thread to match with the threaded hole of spine 111, spiral shell
The threaded hole that bar 22 passes through in spine 111 is flexibly connected with spine 111, and jacking block 23 is located at the inside of spine 111, for fixed real
The target tested.
In embodiment, jacking block 23 and the contact surface of object of experiment are arc-shaped.
100 process for using of dilator for bone defect experiment.
In embodiment, progress is the experiment of rabbit bone defect, tests, is cut outside rabbit thigh bone to rabbit leg T bone rabbit bone defect
Skin and muscle after formed experiment notch.As shown in figure 3, clamping the freedom of two clamping caudal peduncles 12 when using dilator 100
End, so that two intermediate plate parts 112 are unfolded into opening, it is opposite that the opening of dilator 100 tests notch from the rabbit back leg T
Side, which enters, to be gone to clamp rabbit leg, with two baffle 112a settings in incision, the C-shaped baffle 112a difference of two end cross-sectionals
The both sides of notch are stuck in, two clamping caudal peduncles 12 are clamped, so that two baffle 112a open and strut notch, to expose rabbit leg
Bone.
Rotating swivel head 21 by hand drives screw rod 22 to rotate, so that jacking block 23 withstands rabbit leg back and is fixed.
The action and effect of embodiment
The dilator for bone defect experiment of the present embodiment, is arranged in the skin incisions of limbs, is used to open described
Notch is to its internal bone of exposure, including clamp unit and push and block component.In use, two intermediate plate parts of dilator are opened
Opening is formed, enters from object of experiment back side and goes to clamp target, be stuck in the both sides of notch with two baffles and strut
Notch rotates swivel head by hand and drives screw rod rotation, so that jacking block withstands target and is fixed to expose rabbit thigh bone.This
The dilator of utility model, structure is simple, easy to operate, reduces support staff, to improve efficiency.
Above embodiment is the preferred case of the utility model, is not intended to limit the protection scope of the utility model.
Claims (5)
1. it is a kind of for bone defect experiment dilator, the skin incisions of limbs are set, be used to open the notch to
Its internal bone of exposure characterized by comprising
Clamp unit has a spring leaf clamp and two clamping caudal peduncles, and the spring leaf clamp is by a spine and two
Intermediate plate part is constituted;And
Push and block component is arranged in the spine,
Wherein, threaded hole is provided in the spine, the end of the intermediate plate part is provided with for pulling notch inner skin or flesh
The dilator baffle of meat, the baffle on two intermediate plate parts are oppositely arranged respectively,
The push and block component includes swivel head, screw rod, jacking block, and the swivel head, the jacking block are fixed with the both ends of screw rod respectively
Connection,
The screw rod passes through the threaded hole and is flexibly connected with the spine, and the swivel head is located at the outside of the spine, institute
State the inside that jacking block is located at the spine.
2. the dilator according to claim 1 for bone defect experiment, it is characterised in that:
Wherein, the end cross-sectional of the baffle is C-shaped, and the notch of C-shaped is oppositely arranged in two baffles.
3. the dilator according to claim 2 for bone defect experiment, it is characterised in that:
Wherein, the surface of the baffle is provided with the indentation of display length.
4. the dilator according to claim 3 for bone defect experiment, it is characterised in that:
Wherein, the baffle length is 1.8-2.5cm, and the middle part of the baffle, the length of the indentation is arranged in the indentation
For 1.5cm.
5. the dilator according to claim 1 for bone defect experiment, it is characterised in that:
Wherein, the clamp unit clamps the limbs, two dilator baffle plate settings from the rear side of the limbs notch
In the incision,
When clamping to two clamping caudal peduncles, two dilator baffles open the notch, thus exposure
Its internal bone.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201822097813.3U CN209661854U (en) | 2018-12-14 | 2018-12-14 | A kind of dilator for bone defect experiment |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201822097813.3U CN209661854U (en) | 2018-12-14 | 2018-12-14 | A kind of dilator for bone defect experiment |
Publications (1)
Publication Number | Publication Date |
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CN209661854U true CN209661854U (en) | 2019-11-22 |
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Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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CN201822097813.3U Expired - Fee Related CN209661854U (en) | 2018-12-14 | 2018-12-14 | A kind of dilator for bone defect experiment |
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Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN111137048A (en) * | 2020-02-03 | 2020-05-12 | 兰州理工大学 | Auxiliary binding device of draw-bar clamp |
CN111888625A (en) * | 2020-07-24 | 2020-11-06 | 张家港市中医医院 | Medical tube fixing device |
-
2018
- 2018-12-14 CN CN201822097813.3U patent/CN209661854U/en not_active Expired - Fee Related
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN111137048A (en) * | 2020-02-03 | 2020-05-12 | 兰州理工大学 | Auxiliary binding device of draw-bar clamp |
CN111137048B (en) * | 2020-02-03 | 2024-05-07 | 兰州理工大学 | Auxiliary binding device for rod clamp |
CN111888625A (en) * | 2020-07-24 | 2020-11-06 | 张家港市中医医院 | Medical tube fixing device |
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Legal Events
Date | Code | Title | Description |
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GR01 | Patent grant | ||
GR01 | Patent grant | ||
CF01 | Termination of patent right due to non-payment of annual fee | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20191122 Termination date: 20201214 |