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P.1 

Important Information 

 Intended purpose of NK-6 Symphony 

NK-6 Symphony was designed and is manufactured 
for  use  as  an  artificial  knee  joint  by  above-knee, 
knee  disarticulation,  and  hip disarticulation.  Do  not 
use NK-6 Symphony for any other purposes. 

For  hip  prostheses,  it  is  recommended  to  use  a 
torsion  adapter  to  prevent  application  of  large 
torsion to NK-6 Symphony. 

This  device  is  intended  for  single  patient  multiple 
use. 

For  the  specifications  for  NK-6  Symphony,  see  4. 
Outline of the Product. 

 

WARNING 

Do not use NK-6 Symphony outside of 
the  specification  range.  Do  not  modify 
the main body or parts. 
Doing  so  can  cause  injury  or  damage 
NK-6 Symphony.

 

 

 Cautions  for  handling  NK-6  Symphony  safely 

Nabtesco  Corporation  (hereinafter,  referred  to as 
Nabtesco)  cannot  foresee  all  of  potential residual 
risks  of  NK-6  Symphony  and  risks resulting  from 
human errors and usage environment. 

Although  there  are  a  lot  of  instructions  and 
prohibitions 

for 

handling 

NK-6 

Symphony 

(assembling, 

adjusting 

and 

maintaining 

the 

prosthesis), all these matters cannot be described in 
this document or on the warning labels on the body 
of NK-6 Symphony. 

Therefore,  when  handling  NK-6  Symphony,  it  is 
necessary  not  only  to  observe  the  precautions 
stated  in  this  document,  but  also  to  take  safety 
measures necessary for prosthesis knee joint. 

Particularly  important  matters  concerning  the  safe 
handling of NK-6 Symphony are described below. 

If  you  have  a  serious  incident  related  to  NK-6 
Symphony,  please  report  it  to  the  manufacturer 
(contact  information  on  the  back  cover)  and  the 
competent authority in your country. 

 Read this document thoroughly 

Before  handling  NK-6  Symphony,  thoroughly  read 
this  document,  and  sufficiently  understand  the 
contents.  Strictly  observe  the  safety  precautions 
stated in the document.

 

Summary of Contents for Symphony NK-6

Page 1: ...his product is a prosthetic knee joint which ensures high stability of stance and excellent ability to respond to the walking speed through unique 6 bar linkage system and hydraulic cylinder Before us...

Page 2: ......

Page 3: ...idual risks of NK 6 Symphony and risks resulting from human errors and usageenvironment Although there are a lot of instructions and prohibitions for handling NK 6 Symphony assembling adjusting and ma...

Page 4: ...ng or recording on electronic media without our prior authorization When you have questions about the copyright of this document for copy or reference contact Nabtesco When this document is lost or da...

Page 5: ...tance Flexion Function P 10 3 2 Procedures for Operating the Selective Lock Optional Function P 11 3 3 Precautions for Operating the Selective Lock P 12 3 4 Precautions When Sitting in and Standing up...

Page 6: ...ive high impact on the knee 1 2 Definition of Symbols WARNING Indicates a potentially hazardous situation which if not avoided could result in death or serious injury CAUTION Indicates a potentially h...

Page 7: ...ot warrant the product against damage caused by use for any unintended purpose WARNING Upon detecting any abnormal noise play or drop in hydraulic resistance discontinue use and contact your local sal...

Page 8: ...r specific conditions and limitations of use see manufacture s written instructions on intended use DO NOT use for a person who weighs over 125 kg PROHIBITION PROHIBITION Specific condition For person...

Page 9: ...tate PROHIBITION The product may drop or fall down thereby causing damage to parts PROHIBITION Parts may be damaged DO NOT store the product where the temperature may exceed the range of 20 to 50 C Pa...

Page 10: ...HIBITION Parts may be damaged thereby causing a fall DO NOT jump down from a high place nor play active sports to intentionally give strong impact to the product Instructions for use PROHIBITION Could...

Page 11: ...H L 2 2 Operational Principle The geometric self locking system reliably functions while the prosthesis is in contact with the floor thus preventing abrupt buckling When the prosthesis leaves the floo...

Page 12: ...djustment If the weight is placed on the toe as shown in the right figure the lock is released CAUTION Until getting used to use the product place your weight on the prosthesis while holding on the pa...

Page 13: ...joint to switch the lock mode on or off However the lock switch cannot be operated while the knee is flexed The joint can be locked when the knee is fully extended Locking procedure As shown in Fig 4...

Page 14: ...if the product is used in such a state Precautions for unlocking operation After releasing the selective lock make sure that the knee can be normally flexed before starting to walk To release the sel...

Page 15: ...or on the seating face is recommended In addition to the above placing a hand on the socket or placing both hands on the sound leg also facilitate standing up from a chair Provide instructions on the...

Page 16: ...t tightened excessively Contact your prosthetist The self lock is not released unintentionally thereby causing sticking Check if smooth heel to toe weight shift is achieved while walking Practice how...

Page 17: ...roduct is named Symphony because the knee smoothly harmonizes between the stance phase and swing phase control The p MRS system controls shifting from the stance phase to the swing phase seamlessly Hi...

Page 18: ...id type titanium alloy Screw head type iron alloy 2 Lever Metal Aluminum alloy 3 Knee plate Metal Aluminum alloy 4 Knee cover Plastic Refer to each material symbol on each 5 Rear link Metal Aluminum a...

Page 19: ...indoors at a constant speed K2 Level MOB2 User can handle small environmental barriers such as curbs steps or irregular ground both indoors and around the home K3 Level MOB3 User can handle most envir...

Page 20: ...tions Company Assistive Products Department 35 Uozakihama machi Higashinada ku Kobe Japan 658 0024 TEL 81 78 413 2724 FAX 81 78 413 2725 https welfare nabtesco com Authorized representative for EU cou...

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