CN209107498U - A kind of minimally invasive bone-holder - Google Patents
A kind of minimally invasive bone-holder Download PDFInfo
- Publication number
- CN209107498U CN209107498U CN201820769272.1U CN201820769272U CN209107498U CN 209107498 U CN209107498 U CN 209107498U CN 201820769272 U CN201820769272 U CN 201820769272U CN 209107498 U CN209107498 U CN 209107498U
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- China
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- bone
- holder
- minimally invasive
- handle
- notch
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Abstract
A kind of minimally invasive bone-holder, it includes bone-holder ontology, bone-holder ontology includes caliper and locking device, caliper includes intersecting two tong arms being articulated, two tong arms include clamping part and handle, circular chuck is provided on two clamping parts, locking device is arranged on one handle and connect with another handle.The clamping part design of this minimally invasive bone-holder is larger, it will form human body limb accommodation space, and two circular chucks respectively correspond human body limb two sides, closed reduction suitable for small notch, the circular chuck of two clamping parts enters to clamp bone face by small notch from crust, only pass through two puncturing holes, it can be clamped on knochenbruch securely with this minimally invasive bone-holder, in addition to notch essential when installing bone plate, it is not required to other notch, the further destruction to sclerotin can be avoided to the maximum extent, surgical injury is small, also cutting operation is avoided to leave scar, it is fast to restore healing, and the utility model structure is simple, it is easy to operate, it produces and processes at low cost.
Description
Technical field
The utility model relates to area of medical devices more particularly to a kind of minimally invasive bone-holders.
Background technique
Bone-holder is to be used to make the reduction of the fracture and keep, the instrument in order to carry out interior fixation in bone surgery.Traditional
Fracture open reduction operation needs to open the skin and flesh of incision position, and knochenbruch end is resetted, then beat bone plate, bone nail is fixed, this mistake
Journey needs to be clamped with bone holding forcep or three-paw bone-holding tool, auxiliary positioning, but sets since traditional bone holding forcep or three-paw bone-holding tool exist
Enter difficulty, the advantages that the defects of wound is big, and union is slow, Minimally Invasive Surgery is then small with its wound, restores fast, and scar is small just becomes
The developing direction performed the operation now.
Prior art discloses a kind of minimally invasive combination bone-holder (application No. is 201720235850.9), which is held
Bone object includes upper clip arm, lower clip arm, pull end, rear lug, and bolt is the movable latch that can be extracted between lower clip arm and pull end, pillar with
It is detachably connected by a removable pin between hinged screw rod, an inverted dovetail groove, longitudinal caulking groove are provided on longitudinal filler rod
Bottom is provided with a dovetail groove, and two dovetail grooves opposite up and down can form a combination sliding slot, be equipped with one in the combination sliding slot
Dismountable dovetail strip, the dovetail strip include embedding portion under, upper embedding portion, and upper and lower embedding cross section is in isosceles trapezoid, and
Dovetail strip length is less than the length of combination sliding slot, a reed is additionally provided between pull end and rear lug, which is fixed on
In rear lug, the other end can be against on pull end.
But the patent is there are apparatus structure complexity, using the defect of operating procedure complexity, and high production cost, it ties
Structure complexity is easy to cause to be increased using failure rate, and when use, which may result in, attends to one thing and lose sight of another, and lane is nervously fumbled generation fault,.
Summary of the invention
Shortcoming present in view of the above technology, the purpose of the utility model is to provide a kind of minimally invasive bone-holders, use
Auxiliary reset when forearm fracture manipulative reduction is difficult, supracondylar fracture of humerus closed reduction threads a needle fixed, only passes through two
Puncturing hole, so that it may be securely fixed on knochenbruch with this minimally invasive bone-holder, in addition to notch essential when installing bone plate, be not required to
In addition notch, surgical injury is small, recovery is fast.
Another purpose of the utility model is to provide a kind of minimally invasive bone-holder, and the minimally invasive bone-holder structure is simple, easily grasps
Make, produces and processes at low cost.
To achieve the above object, the utility model is realized in this way:
A kind of minimally invasive bone-holder comprising bone-holder ontology, the bone-holder ontology include caliper and locking device, described
Caliper includes intersecting two tong arms being articulated, and described two tong arms include clamping part and handle, described two clampings
It is enclosed human body limb accommodation space after portion's clamping, circular chuck, described two circles are provided on described two clamping parts
Clevis head respectively corresponds human body limb two sides, and the locking device is arranged on a handle and connects with another handle
It connects.The clamping part design of this minimally invasive bone-holder is larger, will form human body limb accommodation space, and the closure suitable for small notch is multiple
Bone face is entered to clamp by small notch from human body limb two sides crust in position, when in use, the circular chuck of described two clamping parts,
Only pass through two puncturing holes, so that it may it is clamped on knochenbruch securely with this minimally invasive bone-holder, it must not when except installation bone plate
It can lack outside notch, be not required to other notch, surgical injury is small, recovery is fast.
Further, the diameter of the circular chuck is 8mm.If the circular chuck is too thin, in clamping ulna and radius, the upper arm
The dynamics of holding power is not enough easy to cause greatly the circular chuck deformation, slips when bone；If the circular chuck is too big, skin
On notch increase accordingly, it is possible to the larger scar of surgery leaves can be made；By a large amount of practical proofs, by the circular chuck
Diameter is set as 8mm, is pierced into soft tissue using bone-holder circular chuck and goes directly bone face near fracture end, is conducive to enhancing when holding bone
Holding power, so as to definitely securely clamping fracture end just reset, greatly improve reset success rate, can also be to greatest extent
Ground avoids the further destruction to sclerotin, also cutting operation is avoided to leave scar.
Further, the accommodation space is annular space structure.Ring structure is formed after the clamping part docking, is fitted
Clamping for different fracture sites avoids damaging the position of clamping, to not influence bone without being clamped to skin
Roll over the implementation of closed reduction.
Further, the locking device includes screw rod and locking nut, and described screw rod one end is fixedly connected on described in one
On handle, the free end of the screw rod passes through another handle and is equipped with locking nut.The utility model uses bone-holder
Screw adjustable locking device, in the case where unlocked, the free end of the screw rod can have one after passing through another handle
Fixed up and down space facilitates the use of bone-holder to operate, and can adjust locking screw after determination regulates clip position
Mother, bone-holder can securely clamp bone face without loosening, will not damage because of sliding to bone face and skin.
Further, it is provided with a plurality of transfer hole on described two handles, and the shape of the transfer hole on two handles,
Size and location is in be arranged in a one-to-one correspondence.The setting of transfer hole is mainly used for adjusting the pivot points of two tong arms, due to two
It needs to be enclosed human body limb accommodation space after clamping part clamping, but it is in different size to be different people's limbs, so in reality
Border using when need to be adjusted accommodation space, and it is simple and fast efficient mode that transfer hole, which is arranged, passes through two handles
The converting interface of upper different location is correspondingly connected with, and realizes the pivot joint of two tong arms, can be realized the purpose for adjusting accommodation space size.
The advantage of the utility model is that a kind of clamping part design of minimally invasive bone-holder of the utility model is larger, will form
Human body limb accommodation space, and two circular chucks respectively correspond human body limb two sides, only pass through two puncturing holes, so that it may
It is securely fixed on knochenbruch with this minimally invasive bone-holder, in addition to notch essential when installing bone plate, is not required to other notch, also
The further destruction to sclerotin can be avoided to the maximum extent, and surgical injury is small, and cutting operation is also avoided to leave scar, restores healing
Fastly, and the utility model structure is simple, easy to operate, produces and processes at low cost.
Detailed description of the invention
FIG. 1 is a schematic structural view of the utility model.
Specific embodiment
In order to more clearly state the implementation of the utility model, the utility model is further retouched with reference to the accompanying drawing
It states.
A kind of minimally invasive bone-holder comprising bone-holder ontology 1, bone-holder ontology include caliper 2 and locking device 3, caliper 2
Including intersecting two tong arms 4 being articulated, two tong arms 4 include clamping part 41 and handle 42, and two clamping parts 41 press from both sides
It is enclosed human body limb accommodation space after conjunction, circular chuck 43, two circular chucks 43 are provided on two clamping parts 41
Human body limb two sides are respectively corresponded, locking device setting 3 is connect on one handle 42 and with another handle 42.Originally minimally invasive to hold bone
The clamping part design of device is larger, will form human body limb accommodation space, suitable for the closed reduction of small notch, when in use, two
The circular chuck 43 of a clamping part 41 enters to clamp bone face by small notch from crust, only passes through two puncturing holes, so that it may use
This minimally invasive bone-holder is clamped on knochenbruch securely, in addition to notch essential when installing bone plate, is not required to other notch,
Surgical injury is small, recovery is fast.
Further, the diameter of circular chuck 43 is 8mm.If circular chuck 43 is too thin, when clamping ulna and radius, humerus
The dynamics of holding power is not enough easy to cause greatly the deformation of circular chuck 43, slips；If circular chuck 43 is too big, the notch on skin
It increases accordingly, it is possible to the larger scar of surgery leaves can be made；By a large amount of practical proofs, set the diameter of circular chuck 43 to
8mm is pierced into bone face near the through fracture end of soft tissue using bone-holder circular chuck 43, is conducive to holding when bone is held in enhancing
Power greatly improves reset success rate, can also avoid to the maximum extent so as to which definitely securely clamping fracture end just resets
Further destruction to sclerotin, also avoids cutting operation from leaving scar.
Further, the accommodation space is annular space structure.Clamping part 41 forms ring structure after docking, and is suitable for not
Clamping with fracture site avoids damaging the position of clamping without being clamped to skin, to not influence fracture closure
The implementation of reset.
Further, locking device 3 includes screw rod 31 and locking nut 32, and 31 one end of screw rod is fixedly connected on one handle 42
On, the free end of screw rod 31 passes through another handle 42 and is equipped with locking nut 32.The utility model uses the screw of bone-holder
Adjustable locking device, in the case where unlocked, the free end of the screw rod 31 can have centainly after passing through another handle 42
Up and down space, facilitate the use of bone-holder to operate, can determine regulate clip position after, adjusting lock nut
32, bone-holder can securely clamp bone face without loosening, and will not damage because of sliding to bone face and skin.
Further, it is provided with a plurality of transfer hole (not shown) on two handles 42, and turns on two handles 42
Connect the shape in hole, size and location is in be arranged in a one-to-one correspondence.The setting of transfer hole is mainly used for adjusting the pivot joint position of two tong arms 4
It sets, due to needing to be enclosed human body limb accommodation space after two 41 clampings of clamping part, but is different people's limbs size not
Equally, so needing to be adjusted accommodation space in actual use, and it is simple and fast efficient mode that transfer hole, which is arranged,
It is correspondingly connected with by the converting interface of different location on two handles 42, realizes the pivot joint of two tong arms 4, can be realized adjusting and accommodate
The purpose of space size.
The advantage of the utility model is that a kind of clamping part design of minimally invasive bone-holder of the utility model is larger, will form
Human body limb accommodation space, and two circular chucks respectively correspond human body limb two sides, only pass through two puncturing holes, so that it may
It is clamped on knochenbruch securely with this minimally invasive bone-holder, in addition to notch essential when installing bone plate, is not required in addition open and cut
Mouthful, the further destruction to sclerotin can be also avoided to the maximum extent, and surgical injury is small, and cutting operation is also avoided to leave scar, extensive
Multiple healing is fast, and the utility model structure is simple, easy to operate, produces and processes at low cost.
It is above the utility model preferred embodiment, but the utility model is not limited to this, any this field
Technical staff can think variation should all fall into the protection scope of the utility model.
Claims (5)
1. a kind of minimally invasive bone-holder, it is characterised in that it includes bone-holder ontology, and the bone-holder ontology includes caliper and locking
Device, the caliper include intersecting two tong arms being articulated, and described two tong arms include clamping part and handle, described
It is enclosed human body limb accommodation space after two clamping part clampings, circular chuck, institute are provided on described two clamping parts
State two circular chucks and respectively correspond human body limb two sides, the locking device be arranged on a handle and with another institute
State handle connection.
2. a kind of minimally invasive bone-holder according to claim 1, it is characterised in that the diameter of the circular chuck is 8mm.
3. a kind of minimally invasive bone-holder according to claim 1, it is characterised in that the accommodation space is annular space structure.
4. a kind of minimally invasive bone-holder according to claim 1, it is characterised in that the locking device includes screw rod and locking
Nut, described screw rod one end are fixedly connected on a handle, and the free end of the screw rod passes through another handle and pacifies
Equipped with locking nut.
5. a kind of minimally invasive bone-holder according to claim 1, it is characterised in that be provided with plural number on described two handles
A transfer hole, and the shape of the transfer hole on two handles, size and location are in be arranged in a one-to-one correspondence.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820769272.1U CN209107498U (en) | 2018-05-23 | 2018-05-23 | A kind of minimally invasive bone-holder |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820769272.1U CN209107498U (en) | 2018-05-23 | 2018-05-23 | A kind of minimally invasive bone-holder |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209107498U true CN209107498U (en) | 2019-07-16 |
Family
ID=67195456
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820769272.1U Expired - Fee Related CN209107498U (en) | 2018-05-23 | 2018-05-23 | A kind of minimally invasive bone-holder |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209107498U (en) |
-
2018
- 2018-05-23 CN CN201820769272.1U patent/CN209107498U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| 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: 20190716 Termination date: 20200523 |